288
FNUS55 KBOU 132031
FWFBOU
FIRE WEATHER FORECAST FOR NORTHEAST AND NORTH CENTRAL COLORADO
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
231 PM MDT SAT SEP 13 2025
DISCUSSION...TONIGHT THROUGH THURSDAY
SHOWERS AND
THUNDERSTORMS WILL CONTINUE THROUGH THIS EVENING AND THEN
DECREASE. SHOWERS WILL REMAIN POSSIBLE TONIGHT AND SUNDAY MORNING
AS THE UPPER LEVEL LOW LIFTS NORTHEAST ACROSS COLORADO. DRIER AIR
MOVES IN DURING THE AFTERNOON HOURS.
WEAK HIGH PRESSURE SLIDES EAST ACROSS COLORADO MONDAY BRINGING
WARMER TEMPERATURES AND DRIER CONDITIONS. THIS WILL BE SHORT LIVED
AS A COLD FRONT DROPS SOUTH THROUGH LATE MONDAY AND TUESDAY. COOLER
TEMPERATURES AND SCATTERED SHOWERS/THUNDERSTORMS ARE EXPECTED WITH
THIS FOR TUESDAY AND WEDNESDAY. HIGH PRESSURE ALOFT BUILDS OVER THE
REGION THURSDAY AND INTO NEXT WEEKEND.
...THUNDERSTORMS IMPLY STRONG GUSTY ERRATIC WINDS...
...ALL SURFACE WINDS ARE 20-FOOT...10-MINUTE AVERAGED WINDS...
...CWR IS CHANCE OF WETTING RAIN - 0.10 INCH OR MORE LIQUID...
...24 HR TRENDS ARE BASED ON AVERAGES OVER THE RESPECTIVE ZONE
GROUPS AND MAY NOT MATCH THE ACTUAL FORECAST VALUES
SHOWN IN THOSE GROUPS...
COZ238-141030-
LARIMER COUNTY BELOW 6000 FEET/NORTHWEST WELD COUNTY-
INCLUDING FORT COLLINS, HEREFORD, LOVELAND, NUNN,
AND WEST PAWNEE GRASSLANDS
231 PM MDT SAT SEP 13 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. RAIN SHOWERS LIKELY UNTIL 2100.
SLIGHT CHANCE OF THUNDERSTORMS UNTIL 0300.
CHANCE OF RAIN SHOWERS AFTER 2100.
CHANCE OF THUNDER...20 PERCENT.
MIN TEMPERATURE.....48-52.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........86-96%.
24 HR TREND......15-20% WETTER.
20-FOOT WINDS.......NORTHWEST WINDS 8-15 MPH.
CWR.................50 PERCENT DECREASING TO 30 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....SOUTHWEST AROUND 15 MPH.
MIXING HEIGHT.......1000-1500 FT AGL.
TRANSPORT WINDS.....NORTHWEST 10-15 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 1500, THEN PARTLY
CLOUDY(40-50%). SLIGHT CHANCE OF THUNDERSTORMS
UNTIL 0900. RAIN SHOWERS LIKELY UNTIL 1200,
THEN SLIGHT CHANCE OF THUNDERSTORMS.
CHANCE OF THUNDER...20 PERCENT.
MAX TEMPERATURE.....69-75.
24 HR TREND......4-7 DEGREES COOLER.
MIN HUMIDITY........34-40%.
24 HR TREND......4-7% WETTER.
20-FOOT WINDS.......WEST WINDS 8-15 MPH WITH GUSTS TO AROUND 25
MPH.
CWR.................40 PERCENT DECREASING TO 10 PERCENT IN THE
AFTERNOON.
15K FT MSL WINDS....NORTHWEST 15-20 MPH.
MIXING HEIGHT.......6500-7500 FT AGL.
TRANSPORT WINDS.....NORTHWEST 15-20 MPH UNTIL 1700, THEN WEST
AROUND 10 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1300, THEN FAIR.
SUNDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....45-49.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........65-75%.
24 HR TREND......20-25% DRIER.
20-FOOT WINDS.......SOUTHWEST WINDS 5-13 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 15-25 MPH.
MIXING HEIGHT.......1500-2500 FT AGL UNTIL 2100, THEN BELOW 1000 FT
AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1500, THEN PARTLY
CLOUDY(35-45%).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....78-84.
24 HR TREND......10-15 DEGREES WARMER.
MIN HUMIDITY........19-23%.
24 HR TREND......15-20% DRIER.
20-FOOT WINDS.......WEST WINDS 4-9 MPH UNTIL 1200, THEN SOUTH 7-12
MPH WITH GUSTS TO AROUND 20 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 15-25 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0800, THEN 2000-3000 FT
AGL UNTIL 1100, THEN 9500-10500 FT AGL UNTIL
1700, THEN 5500 FT AGL.
TRANSPORT WINDS.....WEST 10-15 MPH UNTIL 1700, THEN SOUTH.
SMOKE DISPERSAL.....POOR UNTIL 1100, THEN GOOD UNTIL 1300, THEN
VERY GOOD UNTIL 1700, THEN FAIR.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHWEST
WINDS 4-9 MPH.
TUESDAY
PARTLY CLOUDY. CHANCE OF RAIN SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE MID 70S. NORTH WINDS
6-12 MPH.
WEDNESDAY
MOSTLY CLEAR. SLIGHT CHANCE OF THUNDERSTORMS. LOWS
IN THE MID 40S. HIGHS IN THE LOWER 70S. NORTHEAST WINDS 4-13 MPH.
THURSDAY
CLEAR. LOWS IN THE MID 40S. HIGHS IN THE UPPER 70S.
NORTHWEST WINDS 4-8 MPH.
COZ239-141030-
BOULDER AND JEFFERSON COUNTIES BELOW 6000 FEET/WEST BROOMFIELD
COUNTY-
INCLUDING ARVADA, BOULDER, GOLDEN, LAKEWOOD, AND LONGMONT
231 PM MDT SAT SEP 13 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. RAIN SHOWERS LIKELY AND CHANCE
OF THUNDERSTORMS UNTIL 2100, THEN SLIGHT CHANCE
OF THUNDERSTORMS UNTIL 2400. CHANCE OF RAIN
SHOWERS AFTER 2100.
CHANCE OF THUNDER...30 PERCENT.
MIN TEMPERATURE.....48-52.
24 HR TREND......2-4 DEGREES COOLER.
MAX HUMIDITY........82-92%.
24 HR TREND......15-20% WETTER.
20-FOOT WINDS.......WEST WINDS 5-12 MPH.
CWR.................50 PERCENT DECREASING TO 10 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....SOUTHWEST 15-20 MPH.
MIXING HEIGHT.......1500-2500 FT AGL.
TRANSPORT WINDS.....NORTHWEST AROUND 10 MPH UNTIL 2300, THEN WEST.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 1200, THEN PARTLY
CLOUDY(30-40%). CHANCE OF RAIN SHOWERS UNTIL
1200.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....72-76.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........29-35%.
24 HR TREND......2-4% DRIER.
20-FOOT WINDS.......SOUTHWEST WINDS 4-12 MPH.
CWR.................10 PERCENT DECREASING TO 0 PERCENT IN THE
AFTERNOON.
15K FT MSL WINDS....NORTHWEST 15-20 MPH.
MIXING HEIGHT.......7000-8000 FT AGL.
TRANSPORT WINDS.....NORTHWEST AROUND 10 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1300, THEN GOOD.
SUNDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....49-53.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........57-67%.
24 HR TREND......25-35% DRIER.
20-FOOT WINDS.......SOUTHWEST WINDS 4-12 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 15-20 MPH.
MIXING HEIGHT.......1500-2500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1500, THEN PARTLY
CLOUDY(35-45%).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....80-84.
24 HR TREND......7-10 DEGREES WARMER.
MIN HUMIDITY........19-23%.
24 HR TREND......10-15% DRIER.
20-FOOT WINDS.......SOUTHWEST WINDS 4-9 MPH UNTIL 1200, THEN
SOUTHEAST.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 15-20 MPH.
MIXING HEIGHT.......2500-3500 FT AGL UNTIL 1100, THEN 8000-9000 FT
AGL.
TRANSPORT WINDS.....WEST AROUND 10 MPH UNTIL 0900, THEN LIGHT UNTIL
1000, THEN SOUTHWEST AROUND 10 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1100, THEN GOOD UNTIL 1700, THEN
FAIR.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. WEST WINDS
4-8 MPH.
TUESDAY
PARTLY CLOUDY. CHANCE OF THUNDERSTORMS. HIGHS IN THE
UPPER 70S. NORTH WINDS 4-8 MPH.
WEDNESDAY
MOSTLY CLEAR. CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 40S. HIGHS IN THE LOWER 70S. EAST WINDS 4-7 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE UPPER 40S. HIGHS IN THE
UPPER 70S. SOUTH WINDS 4-8 MPH.
COZ240-141030-
NORTH DOUGLAS COUNTY BELOW 6000 FEET/DENVER/WEST ADAMS AND
ARAPAHOE COUNTIES/EAST BROOMFIELD COUNTY-
INCLUDING AURORA, BRIGHTON, CITY OF DENVER,
DENVER INTERNATIONAL AIRPORT, HIGHLANDS RANCH, LITTLETON,
AND PARKER
231 PM MDT SAT SEP 13 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. RAIN SHOWERS LIKELY AND CHANCE
OF THUNDERSTORMS UNTIL 2100, THEN SLIGHT CHANCE
OF THUNDERSTORMS UNTIL 2400. CHANCE OF RAIN
SHOWERS AFTER 2100.
CHANCE OF THUNDER...40 PERCENT.
MIN TEMPERATURE.....49-53.
24 HR TREND......4-7 DEGREES COOLER.
MAX HUMIDITY........81-91%.
24 HR TREND......10-15% WETTER.
20-FOOT WINDS.......NORTHWEST WINDS 6-13 MPH WITH GUSTS TO AROUND
20 MPH UNTIL 2400, THEN WEST 4-12 MPH.
CWR.................40 PERCENT DECREASING TO 10 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....SOUTHWEST 15-20 MPH.
MIXING HEIGHT.......1500-2500 FT AGL UNTIL 0100, THEN BELOW 1000 FT
AGL UNTIL 0500, THEN 1000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 10-15 MPH UNTIL 2200, THEN WEST.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 1200, THEN PARTLY
CLOUDY(35-45%) UNTIL 1500, THEN MOSTLY SUNNY.
CHANCE OF RAIN SHOWERS UNTIL 1200.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....73-77.
24 HR TREND......2-4 DEGREES COOLER.
MIN HUMIDITY........28-32%.
24 HR TREND......2-4% DRIER.
20-FOOT WINDS.......WEST WINDS 4-13 MPH UNTIL 1200, THEN NORTH 7-11
MPH.
CWR.................10 PERCENT DECREASING TO 0 PERCENT IN THE
AFTERNOON.
15K FT MSL WINDS....NORTHWEST 15-20 MPH.
MIXING HEIGHT.......6500-7500 FT AGL.
TRANSPORT WINDS.....NORTHWEST 10-15 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1500, THEN FAIR.
SUNDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....50-54.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........54-62%.
24 HR TREND......25-35% DRIER.
20-FOOT WINDS.......SOUTH WINDS 5-13 MPH. GUSTS UP TO 20 MPH AFTER
MIDNIGHT.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 15-25 MPH.
MIXING HEIGHT.......3000-4000 FT AGL UNTIL 2000, THEN BELOW 1000 FT
AGL.
TRANSPORT WINDS.....SOUTH 10-15 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1500, THEN PARTLY
CLOUDY(30-40%).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....82-86.
24 HR TREND......7-10 DEGREES WARMER.
MIN HUMIDITY........15-19%.
24 HR TREND......10-15% DRIER.
20-FOOT WINDS.......SOUTHWEST WINDS 4-9 MPH UNTIL 1200, THEN
SOUTHEAST 4-8 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 15-25 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0800. 8000-9000 FT AGL
AFTER 1100.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN GOOD.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTHWEST
WINDS 4-9 MPH.
TUESDAY
PARTLY CLOUDY. CHANCE OF RAIN SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 70S. NORTHWEST WINDS
4-9 MPH.
WEDNESDAY
MOSTLY CLEAR. CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 40S. HIGHS IN THE LOWER 70S. NORTHEAST WINDS 4-8 MPH.
THURSDAY
MOSTLY CLEAR. LOWS AROUND 50. HIGHS IN THE UPPER 70S.
SOUTH WINDS 4-8 MPH.
COZ241-141030-
ELBERT/CENTRAL AND EAST DOUGLAS COUNTIES ABOVE 6000 FEET-
INCLUDING CASTLE ROCK, ELBERT, FONDIS, KIOWA, AND LARKSPUR
231 PM MDT SAT SEP 13 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY(60-65%). RAIN SHOWERS LIKELY
UNTIL 2100. CHANCE OF THUNDERSTORMS UNTIL 2400,
THEN CHANCE OF RAIN SHOWERS.
CHANCE OF THUNDER...40 PERCENT.
MIN TEMPERATURE.....44-48.
24 HR TREND......4-7 DEGREES COOLER.
MAX HUMIDITY........91-100%.
24 HR TREND......25-35% WETTER.
20-FOOT WINDS.......NORTHWEST WINDS 6-13 MPH WITH GUSTS TO AROUND
20 MPH.
CWR.................30 PERCENT DECREASING TO 10 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....SOUTHWEST 15-20 MPH.
MIXING HEIGHT.......1500-2500 FT AGL UNTIL 0100, THEN BELOW 1000 FT
AGL UNTIL 0200, THEN 1000 FT AGL UNTIL 0300,
THEN BELOW 1000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 10-15 MPH UNTIL 0100, THEN AROUND 10
MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY(60-65%) UNTIL 1200, THEN PARTLY
CLOUDY(35-45%) UNTIL 1500, THEN MOSTLY SUNNY.
CHANCE OF RAIN SHOWERS UNTIL 0900, THEN SLIGHT
CHANCE OF RAIN SHOWERS UNTIL 1200.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....69-73.
24 HR TREND......2-4 DEGREES COOLER.
MIN HUMIDITY........31-37%.
24 HR TREND......LITTLE CHANGE.
20-FOOT WINDS.......NORTHWEST WINDS 7-14 MPH WITH GUSTS TO AROUND
20 MPH.
CWR.................10 PERCENT DECREASING TO 0 PERCENT IN THE
AFTERNOON.
15K FT MSL WINDS....WEST 15-25 MPH.
MIXING HEIGHT.......6000-7000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 10-15 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN FAIR.
SUNDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....45-51.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........64-74%.
24 HR TREND......35-50% DRIER.
20-FOOT WINDS.......SOUTH WINDS 6-14 MPH WITH GUSTS TO AROUND 20
MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 20-30 MPH.
MIXING HEIGHT.......2500-3500 FT AGL UNTIL 2000, THEN BELOW 1000 FT
AGL.
TRANSPORT WINDS.....SOUTH 10-15 MPH UNTIL 0100, THEN 15-20 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1500, THEN PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....76-82.
24 HR TREND......7-10 DEGREES WARMER.
MIN HUMIDITY........17-21%.
24 HR TREND......15-20% DRIER.
20-FOOT WINDS.......SOUTHWEST WINDS 4-9 MPH UNTIL 1200, THEN SOUTH
4-8 MPH. GUSTS UP TO 20 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 15-25 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0700. 8000-9000 FT AGL
AFTER 1200.
TRANSPORT WINDS.....SOUTHWEST 10-15 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1300, THEN GOOD.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTHWEST
WINDS 6-12 MPH.
TUESDAY
PARTLY CLOUDY. CHANCE OF THUNDERSTORMS. HIGHS IN THE
MID 70S. NORTHWEST WINDS 5-12 MPH.
WEDNESDAY
MOSTLY CLEAR. CHANCE OF THUNDERSTORMS. LOWS IN THE
MID 40S. HIGHS AROUND 70. NORTHEAST WINDS 4-9 MPH.
THURSDAY
CLEAR. LOWS IN THE UPPER 40S. HIGHS IN THE MID 70S.
SOUTH WINDS 4-9 MPH.
COZ242-141030-
NORTHEAST WELD COUNTY-
INCLUDING BRIGGSDALE, EAST PAWNEE GRASSLANDS, GROVER,
PAWNEE BUTTES, RAYMER, AND STONEHAM
231 PM MDT SAT SEP 13 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. RAIN SHOWERS AND CHANCE OF
THUNDERSTORMS UNTIL 2400, THEN RAIN SHOWERS
LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS.
CHANCE OF THUNDER...40 PERCENT.
MIN TEMPERATURE.....48-52.
24 HR TREND......4-7 DEGREES COOLER.
MAX HUMIDITY........95-99%.
24 HR TREND......15-20% WETTER.
20-FOOT WINDS.......NORTHWEST WINDS 8-14 MPH WITH GUSTS TO AROUND
25 MPH.
CWR.................60 PERCENT DECREASING TO 20 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....SOUTHWEST 15-20 MPH.
MIXING HEIGHT.......1500-2500 FT AGL UNTIL 2100, THEN BELOW 1000 FT
AGL UNTIL 2200, THEN 1000 FT AGL.
TRANSPORT WINDS.....NORTH 15-20 MPH UNTIL 2300, THEN NORTHWEST
10-15 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY(60-65%). SLIGHT CHANCE OF
THUNDERSTORMS UNTIL 0900. RAIN SHOWERS LIKELY
UNTIL 1200, THEN CHANCE OF THUNDERSTORMS.
CHANCE OF THUNDER...30 PERCENT.
MAX TEMPERATURE.....69-73.
24 HR TREND......7-10 DEGREES COOLER.
MIN HUMIDITY........39-47%.
24 HR TREND......7-10% WETTER.
20-FOOT WINDS.......NORTHWEST WINDS 9-15 MPH WITH GUSTS TO AROUND
25 MPH.
CWR.................40 PERCENT DECREASING TO 20 PERCENT IN THE
AFTERNOON.
15K FT MSL WINDS....NORTHWEST 15-25 MPH.
MIXING HEIGHT.......4500-5500 FT AGL.
TRANSPORT WINDS.....NORTHWEST 15-20 MPH UNTIL 1600, THEN WEST.
SMOKE DISPERSAL.....POOR.
SUNDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....44-50.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........77-87%.
24 HR TREND......10-15% DRIER.
20-FOOT WINDS.......SOUTHWEST WINDS 4-12 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 20-30 MPH.
MIXING HEIGHT.......3000 FT AGL UNTIL 1900, THEN BELOW 1000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 10-15 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....82-86.
24 HR TREND......10-15 DEGREES WARMER.
MIN HUMIDITY........16-20%.
24 HR TREND......20-25% DRIER.
20-FOOT WINDS.......SOUTHWEST WINDS 4-12 MPH. GUSTS UP TO 20 MPH IN
THE AFTERNOON.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 15-25 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 1000, THEN 7500-8500 FT
AGL.
TRANSPORT WINDS.....SOUTHWEST 10-15 MPH UNTIL 1700, THEN SOUTH.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN VERY GOOD UNTIL 1700,
THEN FAIR.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WINDS 4-13 MPH.
TUESDAY
PARTLY CLOUDY. CHANCE OF RAIN SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 70S. NORTH WINDS
7-14 MPH.
WEDNESDAY
MOSTLY CLEAR. SLIGHT CHANCE OF THUNDERSTORMS. LOWS
IN THE MID 40S. HIGHS IN THE LOWER 70S. NORTH WINDS 6-13 MPH.
THURSDAY
CLEAR. LOWS IN THE MID 40S. HIGHS IN THE UPPER 70S.
SOUTHEAST WINDS 4-9 MPH.
COZ243-141030-
CENTRAL AND SOUTH WELD COUNTY-
INCLUDING EATON, FORT LUPTON, GREELEY, AND ROGGEN
231 PM MDT SAT SEP 13 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. RAIN SHOWERS LIKELY AND CHANCE
OF THUNDERSTORMS UNTIL 2100, THEN SLIGHT CHANCE
OF THUNDERSTORMS UNTIL 2400. CHANCE OF RAIN
SHOWERS AFTER 2100.
CHANCE OF THUNDER...30 PERCENT.
MIN TEMPERATURE.....48-52.
24 HR TREND......2-4 DEGREES COOLER.
MAX HUMIDITY........94-98%.
24 HR TREND......10-15% WETTER.
20-FOOT WINDS.......NORTHWEST WINDS 6-14 MPH WITH GUSTS TO AROUND
20 MPH.
CWR.................40 PERCENT DECREASING TO 20 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....SOUTHWEST 15-20 MPH.
MIXING HEIGHT.......1000-2000 FT AGL UNTIL 2000, THEN BELOW 1000 FT
AGL UNTIL 2300, THEN 1000 FT AGL UNTIL 0300,
THEN BELOW 1000 FT AGL UNTIL 0400, THEN 1000 FT
AGL.
TRANSPORT WINDS.....NORTHWEST AROUND 15 MPH UNTIL 2300, THEN 10-15
MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 1200, THEN PARTLY
CLOUDY(40-50%). SLIGHT CHANCE OF THUNDERSTORMS
UNTIL 0900. CHANCE OF RAIN SHOWERS UNTIL 1200,
THEN SLIGHT CHANCE OF THUNDERSTORMS.
CHANCE OF THUNDER...20 PERCENT.
MAX TEMPERATURE.....72-76.
24 HR TREND......2-4 DEGREES COOLER.
MIN HUMIDITY........33-39%.
24 HR TREND......2-4% WETTER.
20-FOOT WINDS.......WEST WINDS 6-13 MPH WITH GUSTS TO AROUND 20
MPH.
CWR.................30 PERCENT DECREASING TO 10 PERCENT IN THE
AFTERNOON.
15K FT MSL WINDS....NORTHWEST 15-20 MPH.
MIXING HEIGHT.......6000-7000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 15-20 MPH UNTIL 1100, THEN WEST
AROUND 10 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....44-50.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........74-84%.
24 HR TREND......25-35% DRIER.
20-FOOT WINDS.......SOUTH WINDS 4-9 MPH UNTIL 2400, THEN SOUTHWEST
4-8 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 15-25 MPH.
MIXING HEIGHT.......2000-3000 FT AGL UNTIL 2000, THEN BELOW 1000 FT
AGL.
TRANSPORT WINDS.....SOUTH AROUND 10 MPH UNTIL 0400, THEN SOUTHWEST.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1500, THEN PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....83-87.
24 HR TREND......10-15 DEGREES WARMER.
MIN HUMIDITY........17-21%.
24 HR TREND......20-25% DRIER.
20-FOOT WINDS.......SOUTHWEST WINDS 4-8 MPH UNTIL 1200, THEN SOUTH
4-9 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 15-25 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0900, THEN 4000-5000 FT
AGL UNTIL 1200, THEN 10000-11000 FT AGL UNTIL
1700, THEN 6000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH UNTIL 0800, THEN LIGHT
UNTIL 1000, THEN SOUTHWEST AROUND 10 MPH UNTIL
1700, THEN SOUTH.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN GOOD UNTIL 1700, THEN
FAIR.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. WEST WINDS
4-8 MPH.
TUESDAY
PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS. HIGHS
IN THE UPPER 70S. NORTH WINDS 4-9 MPH.
WEDNESDAY
MOSTLY CLEAR. SLIGHT CHANCE OF THUNDERSTORMS. LOWS
IN THE MID 40S. HIGHS IN THE LOWER 70S. NORTHEAST WINDS 4-8 MPH.
THURSDAY
CLEAR. LOWS IN THE MID 40S. HIGHS IN THE UPPER 70S.
SOUTHEAST WINDS 4-8 MPH.
COZ244-141030-
MORGAN COUNTY-
INCLUDING BRUSH, FORT MORGAN, GOODRICH, AND WIGGINS
231 PM MDT SAT SEP 13 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. RAIN SHOWERS UNTIL 2100. CHANCE
OF THUNDERSTORMS UNTIL 2400, THEN CHANCE OF
RAIN SHOWERS.
CHANCE OF THUNDER...40 PERCENT.
MIN TEMPERATURE.....49-53.
24 HR TREND......4-7 DEGREES COOLER.
MAX HUMIDITY........99-100%.
24 HR TREND......7-10% WETTER.
20-FOOT WINDS.......NORTHWEST WINDS 8-14 MPH WITH GUSTS TO AROUND
20 MPH.
CWR.................40 PERCENT DECREASING TO 10 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....SOUTHWEST 15-20 MPH.
MIXING HEIGHT.......1500-2500 FT AGL UNTIL 0500, THEN BELOW 1000 FT
AGL.
TRANSPORT WINDS.....NORTHWEST 10-15 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY(60-65%) UNTIL 1500, THEN PARTLY
CLOUDY(40-50%). CHANCE OF RAIN SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS UNTIL 0900, THEN
RAIN SHOWERS LIKELY UNTIL 1200, THEN SLIGHT
CHANCE OF THUNDERSTORMS.
CHANCE OF THUNDER...20 PERCENT.
MAX TEMPERATURE.....71-75.
24 HR TREND......7-10 DEGREES COOLER.
MIN HUMIDITY........39-45%.
24 HR TREND......2-4% WETTER.
20-FOOT WINDS.......NORTHWEST WINDS 8-15 MPH WITH GUSTS TO AROUND
25 MPH.
CWR.................40 PERCENT DECREASING TO 10 PERCENT IN THE
AFTERNOON.
15K FT MSL WINDS....WEST 15-25 MPH.
MIXING HEIGHT.......4000-5000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 15-20 MPH UNTIL 1500, THEN WEST
AROUND 10 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....46-52.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........78-88%.
24 HR TREND......10-15% DRIER.
20-FOOT WINDS.......SOUTH WINDS 6-13 MPH. GUSTS UP TO 20 MPH AFTER
MIDNIGHT.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 20-30 MPH.
MIXING HEIGHT.......3000 FT AGL UNTIL 1900, THEN BELOW 1000 FT AGL.
TRANSPORT WINDS.....SOUTH 10-15 MPH UNTIL 2400, THEN SOUTHWEST
15-20 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....84-88.
24 HR TREND......10-15 DEGREES WARMER.
MIN HUMIDITY........17-21%.
24 HR TREND......20-25% DRIER.
20-FOOT WINDS.......SOUTHWEST WINDS 4-13 MPH UNTIL 1200, THEN SOUTH
4-12 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 15-25 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0800, THEN 3500-4500 FT
AGL UNTIL 1200, THEN 9500-10500 FT AGL UNTIL
1700, THEN 5500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH UNTIL 1100, THEN LIGHT
UNTIL 1300, THEN SOUTHWEST AROUND 10 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1300, THEN GOOD UNTIL 1700, THEN
FAIR.
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 50. SOUTH WINDS
5-12 MPH.
TUESDAY
PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS. HIGHS
AROUND 80. NORTH WINDS 6-13 MPH.
WEDNESDAY
MOSTLY CLEAR. SLIGHT CHANCE OF THUNDERSTORMS. LOWS
IN THE MID 40S. HIGHS IN THE MID 70S. NORTH WINDS 4-13 MPH.
THURSDAY
CLEAR. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 70S.
SOUTHEAST WINDS 4-9 MPH.
COZ245-141030-
CENTRAL AND EAST ADAMS AND ARAPAHOE COUNTIES-
INCLUDING BENNETT, BYERS, DEER TRAIL, AND LEADER
231 PM MDT SAT SEP 13 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. RAIN SHOWERS LIKELY AND CHANCE
OF THUNDERSTORMS UNTIL 2100, THEN SLIGHT CHANCE
OF THUNDERSTORMS UNTIL 2400. CHANCE OF RAIN
SHOWERS AFTER 2100.
CHANCE OF THUNDER...40 PERCENT.
MIN TEMPERATURE.....48-52.
24 HR TREND......4-7 DEGREES COOLER.
MAX HUMIDITY........94-98%.
24 HR TREND......15-20% WETTER.
20-FOOT WINDS.......NORTHWEST WINDS 8-13 MPH WITH GUSTS TO AROUND
20 MPH.
CWR.................40 PERCENT DECREASING TO 10 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....SOUTHWEST 15-25 MPH.
MIXING HEIGHT.......1500-2500 FT AGL UNTIL 0500, THEN BELOW 1000 FT
AGL.
TRANSPORT WINDS.....NORTHWEST AROUND 15 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY(50-60%) UNTIL 1500, THEN MOSTLY
SUNNY. SLIGHT CHANCE OF THUNDERSTORMS UNTIL
0900. CHANCE OF RAIN SHOWERS UNTIL 1200, THEN
SLIGHT CHANCE OF THUNDERSTORMS.
CHANCE OF THUNDER...20 PERCENT.
MAX TEMPERATURE.....71-75.
24 HR TREND......4-7 DEGREES COOLER.
MIN HUMIDITY........32-38%.
24 HR TREND......LITTLE CHANGE.
20-FOOT WINDS.......NORTHWEST WINDS 8-15 MPH WITH GUSTS TO AROUND
25 MPH.
CWR.................30 PERCENT DECREASING TO 0 PERCENT IN THE
AFTERNOON.
15K FT MSL WINDS....WEST 15-20 MPH.
MIXING HEIGHT.......4500-5500 FT AGL.
TRANSPORT WINDS.....NORTHWEST 15-20 MPH UNTIL 1400, THEN AROUND 10
MPH UNTIL 1700, THEN SOUTHWEST.
SMOKE DISPERSAL.....POOR.
SUNDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....50-54.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........62-72%.
24 HR TREND......20-25% DRIER.
20-FOOT WINDS.......SOUTH WINDS 7-14 MPH WITH GUSTS TO AROUND 20
MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 15-25 MPH.
MIXING HEIGHT.......2000-3000 FT AGL UNTIL 2000, THEN BELOW 1000 FT
AGL.
TRANSPORT WINDS.....SOUTH 10-15 MPH UNTIL 2300, THEN SOUTHWEST
15-20 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1500, THEN PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....82-86.
24 HR TREND......10-15 DEGREES WARMER.
MIN HUMIDITY........14-18%.
24 HR TREND......15-20% DRIER.
20-FOOT WINDS.......SOUTHWEST WINDS 5-12 MPH WITH GUSTS TO AROUND
20 MPH UNTIL 1200, THEN SOUTH 4-9 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 15-25 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0900. 8000-9000 FT AGL
AFTER 1200.
TRANSPORT WINDS.....SOUTHWEST 10-15 MPH UNTIL 1200, THEN LIGHT
UNTIL 1300, THEN SOUTHWEST AROUND 10 MPH UNTIL
1700, THEN SOUTH.
SMOKE DISPERSAL.....POOR UNTIL 1300, THEN GOOD.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTH WINDS
7-13 MPH.
TUESDAY
PARTLY CLOUDY. CHANCE OF RAIN SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 70S. NORTH WINDS
6-13 MPH.
WEDNESDAY
MOSTLY CLEAR. SLIGHT CHANCE OF THUNDERSTORMS. LOWS
IN THE UPPER 40S. HIGHS IN THE LOWER 70S. NORTHEAST WINDS
6-10 MPH.
THURSDAY
CLEAR. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 70S.
SOUTH WINDS 5-12 MPH.
COZ248-141030-
LOGAN COUNTY-
INCLUDING CROOK, MERINO, STERLING, AND PEETZ
231 PM MDT SAT SEP 13 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. RAIN SHOWERS AND CHANCE OF
THUNDERSTORMS UNTIL 2400, THEN RAIN SHOWERS
LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS.
CHANCE OF THUNDER...50 PERCENT.
MIN TEMPERATURE.....50-54.
24 HR TREND......7-10 DEGREES COOLER.
MAX HUMIDITY........98-100%.
24 HR TREND......15-20% WETTER.
20-FOOT WINDS.......NORTHWEST WINDS 5-13 MPH WITH GUSTS TO AROUND
20 MPH.
CWR.................70 PERCENT DECREASING TO 10 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....SOUTHWEST 15-25 MPH.
MIXING HEIGHT.......1500-2500 FT AGL.
TRANSPORT WINDS.....NORTHWEST 10-15 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF THUNDERSTORMS UNTIL
0900. RAIN SHOWERS LIKELY UNTIL 1200, THEN
CHANCE OF THUNDERSTORMS.
CHANCE OF THUNDER...30 PERCENT.
MAX TEMPERATURE.....65-71.
24 HR TREND......10-15 DEGREES COOLER.
MIN HUMIDITY........49-59%.
24 HR TREND......10-15% WETTER.
20-FOOT WINDS.......NORTHWEST WINDS 9-15 MPH WITH GUSTS TO AROUND
25 MPH.
CWR.................30 PERCENT DECREASING TO 20 PERCENT IN THE
AFTERNOON.
15K FT MSL WINDS....WEST 15-25 MPH.
MIXING HEIGHT.......4000-5000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 10-15 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....48-52.
24 HR TREND......2-4 DEGREES COOLER.
MAX HUMIDITY........83-93%.
24 HR TREND......7-10% DRIER.
20-FOOT WINDS.......SOUTHWEST WINDS 5-13 MPH. GUSTS UP TO 20 MPH
AFTER MIDNIGHT.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 20-30 MPH.
MIXING HEIGHT.......2000 FT AGL UNTIL 1900, THEN BELOW 1000 FT AGL.
TRANSPORT WINDS.....SOUTH 10-15 MPH UNTIL 0100, THEN SOUTHWEST
15-20 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....83-87.
24 HR TREND......15-20 DEGREES WARMER.
MIN HUMIDITY........19-25%.
24 HR TREND......25-35% DRIER.
20-FOOT WINDS.......SOUTHWEST WINDS 6-13 MPH WITH GUSTS TO AROUND
20 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 15-20 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0800, THEN 3000-4000 FT
AGL UNTIL 1200, THEN 8500-9500 FT AGL UNTIL
1700, THEN 4000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 10-15 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1300, THEN GOOD UNTIL 1700, THEN
POOR.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTH WINDS
5-12 MPH.
TUESDAY
PARTLY CLOUDY. CHANCE OF RAIN SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 70S. NORTH WINDS
6-13 MPH.
WEDNESDAY
PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS. LOWS
IN THE UPPER 40S. HIGHS IN THE MID 70S. NORTH WINDS 5-12 MPH.
THURSDAY
CLEAR. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 70S.
EAST WINDS 4-9 MPH.
COZ249-141030-
WASHINGTON COUNTY-
INCLUDING AKRON, COPE, LAST CHANCE, AND OTIS
231 PM MDT SAT SEP 13 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. RAIN SHOWERS AND CHANCE OF
THUNDERSTORMS UNTIL 2400, THEN CHANCE OF RAIN
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS.
CHANCE OF THUNDER...50 PERCENT.
MIN TEMPERATURE.....49-53.
24 HR TREND......7-10 DEGREES COOLER.
MAX HUMIDITY........98-100%.
24 HR TREND......15-20% WETTER.
20-FOOT WINDS.......NORTHWEST WINDS 8-15 MPH WITH GUSTS TO AROUND
25 MPH.
CWR.................50 PERCENT DECREASING TO 10 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....SOUTHWEST 15-20 MPH.
MIXING HEIGHT.......1500-2500 FT AGL.
TRANSPORT WINDS.....NORTHWEST 10-15 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY(60-65%) UNTIL 1500, THEN PARTLY
CLOUDY(35-45%). CHANCE OF THUNDERSTORMS UNTIL
0900, THEN CHANCE OF RAIN SHOWERS. SLIGHT
CHANCE OF THUNDERSTORMS AFTER 1200.
CHANCE OF THUNDER...30 PERCENT.
MAX TEMPERATURE.....69-73.
24 HR TREND......7-10 DEGREES COOLER.
MIN HUMIDITY........39-49%.
24 HR TREND......2-4% WETTER.
20-FOOT WINDS.......NORTHWEST WINDS 12-17 MPH WITH GUSTS TO AROUND
30 MPH.
CWR.................20 PERCENT DECREASING TO 10 PERCENT IN THE
AFTERNOON.
15K FT MSL WINDS....WEST 15-25 MPH.
MIXING HEIGHT.......4000-5000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 15-20 MPH UNTIL 1700, THEN WEST
AROUND 10 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1400, THEN FAIR.
SUNDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....50-54.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........72-82%.
24 HR TREND......20-25% DRIER.
20-FOOT WINDS.......SOUTH WINDS 7-15 MPH WITH GUSTS TO AROUND 25
MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 20-30 MPH.
MIXING HEIGHT.......2000-3000 FT AGL UNTIL 2000, THEN BELOW 1000 FT
AGL.
TRANSPORT WINDS.....SOUTH 10-15 MPH UNTIL 2300, THEN SOUTHWEST
AROUND 20 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....83-87.
24 HR TREND......10-15 DEGREES WARMER.
MIN HUMIDITY........18-22%.
24 HR TREND......15-20% DRIER.
20-FOOT WINDS.......SOUTH WINDS 7-14 MPH WITH GUSTS TO AROUND 25
MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....SOUTHWEST 15-25 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0700, THEN 3500-4500 FT
AGL UNTIL 1200, THEN 8500-9500 FT AGL UNTIL
1700, THEN 4500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 15-20 MPH UNTIL 1000, THEN AROUND 10
MPH.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN GOOD UNTIL 1700, THEN
FAIR.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTH WINDS
8-15 MPH.
TUESDAY
PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS. HIGHS
IN THE UPPER 70S. NORTH WINDS 7-14 MPH.
WEDNESDAY
PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS. LOWS
IN THE UPPER 40S. HIGHS IN THE MID 70S. NORTH WINDS 6-13 MPH.
THURSDAY
MOSTLY CLEAR. LOWS AROUND 50. HIGHS AROUND 80.
SOUTHWEST WINDS 6-13 MPH.
COZ250-141030-
SEDGWICK COUNTY-
INCLUDING JULESBURG, OVID, AND SEDGWICK
231 PM MDT SAT SEP 13 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. RAIN SHOWERS WITH THUNDERSTORMS
LIKELY UNTIL 2400, THEN RAIN SHOWERS LIKELY AND
SLIGHT CHANCE OF THUNDERSTORMS.
CHANCE OF THUNDER...60 PERCENT.
MIN TEMPERATURE.....52-56.
24 HR TREND......4-7 DEGREES COOLER.
MAX HUMIDITY........100%.
24 HR TREND......10-15% WETTER.
20-FOOT WINDS.......SOUTH WINDS 6-10 MPH UNTIL 2400, THEN NORTHWEST
4-13 MPH.
CWR.................70 PERCENT DECREASING TO 10 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....SOUTH 15-25 MPH.
MIXING HEIGHT.......1000-2000 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 10-15 MPH UNTIL 2200, THEN NORTHWEST.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF THUNDERSTORMS UNTIL
0900, THEN RAIN SHOWERS LIKELY UNTIL 1200, THEN
CHANCE OF THUNDERSTORMS.
CHANCE OF THUNDER...30 PERCENT.
MAX TEMPERATURE.....65-69.
24 HR TREND......10-15 DEGREES COOLER.
MIN HUMIDITY........58-64%.
24 HR TREND......20-25% WETTER.
20-FOOT WINDS.......NORTHWEST WINDS 7-14 MPH WITH GUSTS TO AROUND
20 MPH.
CWR.................10 PERCENT INCREASING TO 20 PERCENT IN THE
AFTERNOON.
15K FT MSL WINDS....WEST 15-25 MPH.
MIXING HEIGHT.......3000-4000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 10-15 MPH UNTIL 1000, THEN 15-20 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY(30-35%).
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....49-53.
24 HR TREND......2-4 DEGREES COOLER.
MAX HUMIDITY........92-98%.
24 HR TREND......4-7% DRIER.
20-FOOT WINDS.......SOUTHWEST WINDS 6-13 MPH. GUSTS UP TO 20 MPH
AFTER MIDNIGHT.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 25-35 MPH.
MIXING HEIGHT.......2500 FT AGL UNTIL 1900, THEN BELOW 1000 FT AGL.
TRANSPORT WINDS.....WEST AROUND 10 MPH UNTIL 1900, THEN SOUTH UNTIL
0100, THEN SOUTHWEST 15-20 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....83-87.
24 HR TREND......15-20 DEGREES WARMER.
MIN HUMIDITY........24-28%.
24 HR TREND......35-50% DRIER.
20-FOOT WINDS.......SOUTH WINDS 8-13 MPH WITH GUSTS TO AROUND 20
MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....SOUTHWEST 15-25 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0700, THEN 8000-9000 FT
AGL UNTIL 1700, THEN 4000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH UNTIL 1700, THEN SOUTH.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN GOOD UNTIL 1500, THEN
VERY GOOD UNTIL 1700, THEN FAIR.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTH WINDS
7-13 MPH.
TUESDAY
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 70S. NORTH WINDS
6-10 MPH.
WEDNESDAY
PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS. LOWS
AROUND 50. HIGHS IN THE MID 70S. NORTH WINDS 6-13 MPH.
THURSDAY
MOSTLY CLEAR. LOWS AROUND 50. HIGHS IN THE UPPER 70S.
EAST WINDS 4-13 MPH.
COZ251-141030-
PHILLIPS COUNTY-
INCLUDING AMHERST, HAXTUN, AND HOLYOKE
231 PM MDT SAT SEP 13 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. RAIN SHOWERS WITH THUNDERSTORMS
LIKELY UNTIL 2400, THEN RAIN SHOWERS LIKELY AND
SLIGHT CHANCE OF THUNDERSTORMS.
CHANCE OF THUNDER...60 PERCENT.
MIN TEMPERATURE.....51-55.
24 HR TREND......7-10 DEGREES COOLER.
MAX HUMIDITY........100%.
24 HR TREND......15-20% WETTER.
20-FOOT WINDS.......SOUTH WINDS 8-12 MPH WITH GUSTS TO AROUND 20
MPH UNTIL 2400, THEN WEST 6-10 MPH.
CWR.................70 PERCENT DECREASING TO 20 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....SOUTHWEST 15-25 MPH.
MIXING HEIGHT.......1000-1500 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 15 MPH UNTIL 2100, THEN WEST UNTIL
2300, THEN NORTHWEST.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS UNTIL 0900, THEN
RAIN SHOWERS LIKELY UNTIL 1200, THEN CHANCE OF
RAIN SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS.
CHANCE OF THUNDER...20 PERCENT.
MAX TEMPERATURE.....66-70.
24 HR TREND......10-15 DEGREES COOLER.
MIN HUMIDITY........55-59%.
24 HR TREND......10-15% WETTER.
20-FOOT WINDS.......NORTHWEST WINDS 8-15 MPH WITH GUSTS TO AROUND
25 MPH.
CWR.................20 PERCENT DECREASING TO 10 PERCENT IN THE
AFTERNOON.
15K FT MSL WINDS....WEST 15-25 MPH.
MIXING HEIGHT.......3000-4000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 10-15 MPH UNTIL 1000, THEN 15-20 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....48-52.
24 HR TREND......2-4 DEGREES COOLER.
MAX HUMIDITY........92-96%.
24 HR TREND......4-7% DRIER.
20-FOOT WINDS.......SOUTHWEST WINDS 5-13 MPH. GUSTS UP TO 20 MPH
AFTER MIDNIGHT.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 20-30 MPH.
MIXING HEIGHT.......2500 FT AGL UNTIL 1900, THEN BELOW 1000 FT AGL.
TRANSPORT WINDS.....WEST AROUND 10 MPH UNTIL 1900, THEN SOUTH UNTIL
0100, THEN SOUTHWEST 15-20 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....83-87.
24 HR TREND......15-20 DEGREES WARMER.
MIN HUMIDITY........24-28%.
24 HR TREND......25-35% DRIER.
20-FOOT WINDS.......SOUTH WINDS 7-13 MPH WITH GUSTS TO AROUND 20
MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....SOUTHWEST 15-25 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0800, THEN 8500-9500 FT
AGL UNTIL 1700, THEN 4000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN GOOD UNTIL 1500, THEN
VERY GOOD UNTIL 1700, THEN FAIR.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTH WINDS
7-12 MPH.
TUESDAY
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 70S. NORTH WINDS
6-12 MPH.
WEDNESDAY
PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS. LOWS
AROUND 50. HIGHS IN THE MID 70S. NORTH WINDS 6-12 MPH.
THURSDAY
MOSTLY CLEAR. LOWS AROUND 50. HIGHS AROUND 80. EAST
WINDS 4-13 MPH.
COZ246-141030-
NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH LINCOLN
COUNTY-
INCLUDING AGATE, HUGO, LIMON, AND MATHESON
231 PM MDT SAT SEP 13 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY(60-65%). RAIN SHOWERS LIKELY
UNTIL 2100. CHANCE OF THUNDERSTORMS UNTIL 2400,
THEN CHANCE OF RAIN SHOWERS.
CHANCE OF THUNDER...40 PERCENT.
MIN TEMPERATURE.....47-51.
24 HR TREND......4-7 DEGREES COOLER.
MAX HUMIDITY........96-99%.
24 HR TREND......7-10% WETTER.
20-FOOT WINDS.......NORTHWEST WINDS 8-15 MPH WITH GUSTS TO AROUND
25 MPH.
CWR.................20 PERCENT DECREASING TO 10 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....SOUTHWEST 15-20 MPH.
MIXING HEIGHT.......1500-2500 FT AGL UNTIL 0500, THEN BELOW 1000 FT
AGL.
TRANSPORT WINDS.....NORTHWEST AROUND 15 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY(60-65%) UNTIL 1200, THEN PARTLY
CLOUDY(40-50%) UNTIL 1500, THEN MOSTLY SUNNY.
SLIGHT CHANCE OF THUNDERSTORMS UNTIL 0900.
CHANCE OF RAIN SHOWERS UNTIL 1200, THEN SLIGHT
CHANCE OF THUNDERSTORMS.
CHANCE OF THUNDER...20 PERCENT.
MAX TEMPERATURE.....69-73.
24 HR TREND......4-7 DEGREES COOLER.
MIN HUMIDITY........35-39%.
24 HR TREND......LITTLE CHANGE.
20-FOOT WINDS.......NORTHWEST WINDS 9-17 MPH WITH GUSTS TO AROUND
25 MPH.
CWR.................10 PERCENT DECREASING TO 0 PERCENT IN THE
AFTERNOON.
15K FT MSL WINDS....WEST 15-25 MPH.
MIXING HEIGHT.......4500-5500 FT AGL.
TRANSPORT WINDS.....NORTHWEST 15-20 MPH UNTIL 0900. 10-15 MPH AFTER
1300.
SMOKE DISPERSAL.....POOR UNTIL 1100, THEN FAIR.
SUNDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....46-52.
24 HR TREND......2-4 DEGREES WARMER.
MAX HUMIDITY........72-82%.
24 HR TREND......20-25% DRIER.
20-FOOT WINDS.......SOUTH WINDS 6-14 MPH WITH GUSTS TO AROUND 20
MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 20-30 MPH.
MIXING HEIGHT.......2000-3000 FT AGL UNTIL 2000, THEN BELOW 1000 FT
AGL.
TRANSPORT WINDS.....SOUTH 10-15 MPH UNTIL 0100, THEN 15-20 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....80-84.
24 HR TREND......7-10 DEGREES WARMER.
MIN HUMIDITY........17-21%.
24 HR TREND......15-20% DRIER.
20-FOOT WINDS.......SOUTH WINDS 6-14 MPH WITH GUSTS TO AROUND 20
MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....SOUTHWEST 15-25 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0800. 7500-8500 FT AGL
AFTER 1200.
TRANSPORT WINDS.....SOUTHWEST 10-15 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN GOOD UNTIL 1700, THEN
FAIR.
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 50. SOUTH WINDS
7-14 MPH.
TUESDAY
PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS. HIGHS
IN THE UPPER 70S. NORTH WINDS 7-14 MPH.
WEDNESDAY
MOSTLY CLEAR. SLIGHT CHANCE OF THUNDERSTORMS. LOWS
IN THE UPPER 40S. HIGHS IN THE LOWER 70S. NORTH WINDS 6-13 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE UPPER 40S. HIGHS IN THE
UPPER 70S. SOUTH WINDS 6-13 MPH.
COZ247-141030-
SOUTHEAST ELBERT COUNTY BELOW 6000 FEET/SOUTH LINCOLN COUNTY-
INCLUDING FORDER, KARVAL, KUTCH, AND PUNKIN CENTER
231 PM MDT SAT SEP 13 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY(55-60%) UNTIL 0300, THEN PARTLY
CLOUDY(30-40%). CHANCE OF THUNDERSTORMS UNTIL
2400, THEN SLIGHT CHANCE OF THUNDERSTORMS UNTIL
0300, THEN SLIGHT CHANCE OF RAIN SHOWERS.
CHANCE OF THUNDER...40 PERCENT.
MIN TEMPERATURE.....47-51.
24 HR TREND......10-15 DEGREES COOLER.
MAX HUMIDITY........96-99%.
24 HR TREND......15-20% WETTER.
20-FOOT WINDS.......SOUTHWEST WINDS 10-15 MPH UNTIL 2400, THEN
NORTHWEST 9-13 MPH. GUSTS UP TO 25 MPH.
CWR.................10 PERCENT.
15K FT MSL WINDS....SOUTHWEST 15-25 MPH.
MIXING HEIGHT.......1500-2500 FT AGL UNTIL 0300, THEN BELOW 1000 FT
AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH UNTIL 2100, THEN
NORTHWEST.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........PARTLY CLOUDY(35-45%) UNTIL 1500, THEN MOSTLY
SUNNY. SLIGHT CHANCE OF RAIN SHOWERS UNTIL
1200.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....71-75.
24 HR TREND......2-4 DEGREES COOLER.
MIN HUMIDITY........31-37%.
24 HR TREND......LITTLE CHANGE.
20-FOOT WINDS.......NORTHWEST WINDS 8-16 MPH WITH GUSTS TO AROUND
25 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 20-30 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0800, THEN 6500-7500 FT
AGL.
TRANSPORT WINDS.....NORTHWEST 15-20 MPH UNTIL 1600, THEN AROUND 10
MPH.
SMOKE DISPERSAL.....POOR UNTIL 1000, THEN GOOD UNTIL 1700, THEN
FAIR.
SUNDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....46-50.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........82-88%.
24 HR TREND......10-15% DRIER.
20-FOOT WINDS.......SOUTHEAST WINDS 4-12 MPH UNTIL 2400, THEN SOUTH
4-9 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 20-30 MPH.
MIXING HEIGHT.......2500-3500 FT AGL UNTIL 2000, THEN BELOW 1000 FT
AGL.
TRANSPORT WINDS.....SOUTHEAST AROUND 10 MPH UNTIL 2400, THEN SOUTH.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....80-84.
24 HR TREND......7-10 DEGREES WARMER.
MIN HUMIDITY........18-22%.
24 HR TREND......15-20% DRIER.
20-FOOT WINDS.......SOUTHWEST WINDS 5-13 MPH. GUSTS UP TO 20 MPH IN
THE AFTERNOON.
CWR.................0 PERCENT.
15K FT MSL WINDS....SOUTHWEST 15-25 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0800, THEN 7000-8000 FT
AGL.
TRANSPORT WINDS.....LIGHT WINDS UNTIL 1100, THEN SOUTHWEST 10-15
MPH.
SMOKE DISPERSAL.....POOR UNTIL 1300, THEN GOOD.
MONDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50. SOUTH WINDS
6-13 MPH.
TUESDAY
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS. HIGHS
AROUND 80. NORTH WINDS 7-14 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 40S. HIGHS IN THE
MID 70S. NORTHEAST WINDS 7-14 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE UPPER 40S. HIGHS IN THE
UPPER 70S. SOUTH WINDS 4-13 MPH.
COZ215-141030-
LARIMER AND BOULDER COUNTIES BETWEEN 6000 AND 9000 FEET-
INCLUDING ESTES PARK, GLENDEVEY, LARAMIE RIVER VALLEY, NEDERLAND,
AND RED FEATHER LAKES
231 PM MDT SAT SEP 13 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. RAIN SHOWERS LIKELY AND SLIGHT
CHANCE OF THUNDERSTORMS UNTIL 2100, THEN CHANCE
OF RAIN SHOWERS.
CHANCE OF THUNDER...20 PERCENT.
MIN TEMPERATURE.....39-49.
24 HR TREND......2-4 DEGREES WARMER.
MAX HUMIDITY........82-92%.
24 HR TREND......15-20% WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...WEST WINDS 6-14 MPH. GUSTS UP TO 20 MPH
AFTER MIDNIGHT.
RIDGES/UPR SLOPES....WEST WINDS 6-14 MPH.
CWR.................40 PERCENT DECREASING TO 30 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....SOUTHWEST AROUND 15 MPH.
MIXING HEIGHT.......1500-2500 FT AGL.
TRANSPORT WINDS.....NORTHWEST 10-15 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 1200, THEN PARTLY
CLOUDY(35-45%). RAIN SHOWERS LIKELY UNTIL 0900,
THEN CHANCE OF RAIN SHOWERS UNTIL 1200, THEN
SLIGHT CHANCE OF THUNDERSTORMS.
CHANCE OF THUNDER...20 PERCENT.
MAX TEMPERATURE.....59-69.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........32-38%.
24 HR TREND......2-4% DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...WEST WINDS 9-16 MPH WITH GUSTS TO AROUND
25 MPH.
RIDGES/UPR SLOPES....WEST WINDS 8-16 MPH WITH GUSTS TO AROUND
25 MPH.
CWR.................20 PERCENT DECREASING TO 10 PERCENT IN THE
AFTERNOON.
15K FT MSL WINDS....NORTHWEST 15-20 MPH.
MIXING HEIGHT.......7500-8500 FT AGL.
TRANSPORT WINDS.....NORTHWEST 15-20 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1100, THEN GOOD.
SUNDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....41-51.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........53-63%.
24 HR TREND......25-35% DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...WEST WINDS 5-13 MPH. GUSTS UP TO 20 MPH IN
THE EVENING.
RIDGES/UPR SLOPES....WEST WINDS 6-14 MPH WITH GUSTS TO AROUND
20 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 20-30 MPH.
MIXING HEIGHT.......1500-2500 FT AGL.
TRANSPORT WINDS.....WEST AROUND 15 MPH.
SMOKE DISPERSAL.....GOOD UNTIL 1900, THEN POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1200, THEN PARTLY
CLOUDY(35-45%). SLIGHT CHANCE OF THUNDERSTORMS
AFTER 1200.
CHANCE OF THUNDER...20 PERCENT.
MAX TEMPERATURE.....67-77.
24 HR TREND......4-7 DEGREES WARMER.
MIN HUMIDITY........22-28%.
24 HR TREND......10-15% DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHWEST WINDS 5-12 MPH WITH GUSTS TO
AROUND 20 MPH.
RIDGES/UPR SLOPES....SOUTHWEST WINDS 4-12 MPH WITH GUSTS TO
AROUND 20 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 25-35 MPH.
MIXING HEIGHT.......5500-6500 FT AGL UNTIL 1200, THEN 8500-9500 FT
AGL.
TRANSPORT WINDS.....WEST 15-20 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1100, THEN VERY GOOD UNTIL 1700,
THEN GOOD.
MONDAY NIGHT
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS.
LOWS IN THE MID 40S. WEST WINDS 4-8 MPH.
TUESDAY
MOSTLY CLOUDY. CHANCE OF THUNDERSTORMS. HIGHS IN THE
UPPER 60S. WEST WINDS 4-8 MPH.
WEDNESDAY
PARTLY CLOUDY. CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 40S. HIGHS IN THE MID 60S. NORTHWEST WINDS 4-8 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS AROUND 70.
WEST WINDS 4-8 MPH.
COZ216-141030-
JEFFERSON AND WEST DOUGLAS COUNTIES ABOVE 6000 FEET/GILPIN/CLEAR
CREEK/NORTHEAST PARK COUNTIES BELOW 9000 FEET-
INCLUDING BAILEY, CENTRAL CITY, EVERGREEN, GEORGETOWN,
IDAHO SPRINGS, NORTHERN RAMPART RANGE, TARRYALL, AND WESTCREEK
231 PM MDT SAT SEP 13 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. RAIN SHOWERS LIKELY AND CHANCE
OF THUNDERSTORMS UNTIL 2100, THEN SLIGHT CHANCE
OF THUNDERSTORMS UNTIL 2400. CHANCE OF RAIN
SHOWERS AFTER 2100.
CHANCE OF THUNDER...40 PERCENT.
MIN TEMPERATURE.....39-49.
24 HR TREND......2-4 DEGREES COOLER.
MAX HUMIDITY........81-91%.
24 HR TREND......15-20% WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...WEST WINDS 5-12 MPH.
RIDGES/UPR SLOPES....WEST WINDS 5-12 MPH.
CWR.................40 PERCENT DECREASING TO 10 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....SOUTHWEST 15-20 MPH.
MIXING HEIGHT.......2000-3000 FT AGL.
TRANSPORT WINDS.....NORTH AROUND 10 MPH UNTIL 2000, THEN NORTHWEST.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY(60-65%) UNTIL 1200, THEN PARTLY
CLOUDY(30-40%). CHANCE OF RAIN SHOWERS UNTIL
0900, THEN SLIGHT CHANCE OF RAIN SHOWERS UNTIL
1200.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....61-71.
24 HR TREND......4-7 DEGREES COOLER.
MIN HUMIDITY........29-37%.
24 HR TREND......7-10% DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...NORTHWEST WINDS 6-14 MPH WITH GUSTS TO
AROUND 20 MPH.
RIDGES/UPR SLOPES....NORTHWEST WINDS 6-14 MPH WITH GUSTS TO
AROUND 20 MPH.
CWR.................10 PERCENT DECREASING TO 0 PERCENT IN THE
AFTERNOON.
15K FT MSL WINDS....NORTHWEST 15-20 MPH.
MIXING HEIGHT.......7500-8500 FT AGL.
TRANSPORT WINDS.....NORTHWEST 10-15 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN GOOD.
SUNDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....40-50.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........52-62%.
24 HR TREND......25-35% DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHWEST WINDS 5-13 MPH.
RIDGES/UPR SLOPES....SOUTHWEST WINDS 5-13 MPH. GUSTS UP TO 20
MPH AFTER MIDNIGHT.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 15-25 MPH.
MIXING HEIGHT.......2000-3000 FT AGL.
TRANSPORT WINDS.....WEST 10-15 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1200, THEN PARTLY
CLOUDY(30-40%).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....69-79.
24 HR TREND......4-7 DEGREES WARMER.
MIN HUMIDITY........19-25%.
24 HR TREND......10-15% DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHWEST WINDS 4-9 MPH UNTIL 1200, THEN
SOUTH 4-8 MPH.
RIDGES/UPR SLOPES....SOUTHWEST WINDS 4-9 MPH WITH GUSTS TO
AROUND 20 MPH UNTIL 1200, THEN SOUTH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 15-25 MPH.
MIXING HEIGHT.......5000-6000 FT AGL UNTIL 1200, THEN 8500-9500 FT
AGL.
TRANSPORT WINDS.....WEST 10-15 MPH UNTIL 1700, THEN SOUTH.
SMOKE DISPERSAL.....POOR UNTIL 1100, THEN GOOD UNTIL 1400, THEN
VERY GOOD UNTIL 1700, THEN FAIR.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTHWEST
WINDS 4-8 MPH.
TUESDAY
PARTLY CLOUDY. CHANCE OF THUNDERSTORMS. HIGHS AROUND
70. NORTHWEST WINDS 4-8 MPH.
WEDNESDAY
MOSTLY CLEAR. CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 40S. HIGHS IN THE UPPER 60S. NORTHWEST WINDS 4-8 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE
LOWER 70S. SOUTHWEST WINDS 4-8 MPH.
COZ211-141030-
JACKSON COUNTY BELOW 9000 FEET-
INCLUDING GOULD, NORTH PARK, RAND, SPICER, AND WALDEN
231 PM MDT SAT SEP 13 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. RAIN SHOWERS LIKELY AND CHANCE
OF THUNDERSTORMS UNTIL 2100, THEN CHANCE OF
RAIN SHOWERS UNTIL 2400, THEN RAIN SHOWERS
LIKELY.
CHANCE OF THUNDER...30 PERCENT.
MIN TEMPERATURE.....34-38.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........97-99%.
24 HR TREND......LITTLE CHANGE.
20-FOOT WINDS.......WEST WINDS 4-12 MPH.
CWR.................30 PERCENT INCREASING TO 40 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....WEST AROUND 15 MPH.
MIXING HEIGHT.......1500-2500 FT AGL.
TRANSPORT WINDS.....WEST AROUND 10 MPH UNTIL 1900, THEN LIGHT UNTIL
0300, THEN WEST AROUND 10 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY(60-65%) UNTIL 1200, THEN PARTLY
CLOUDY(30-40%). CHANCE OF RAIN SHOWERS UNTIL
0900, THEN SLIGHT CHANCE OF RAIN SHOWERS UNTIL
1200.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....59-65.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........31-35%.
24 HR TREND......4-7% DRIER.
20-FOOT WINDS.......WEST WINDS 9-17 MPH WITH GUSTS TO AROUND 30
MPH.
CWR.................10 PERCENT DECREASING TO 0 PERCENT IN THE
AFTERNOON.
15K FT MSL WINDS....NORTHWEST 15-20 MPH.
MIXING HEIGHT.......7500-8500 FT AGL.
TRANSPORT WINDS.....WEST 10-15 MPH UNTIL 1400, THEN AROUND 20 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1100. VERY GOOD AFTER 1400.
SUNDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY(30-40%).
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....29-37.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........79-89%.
24 HR TREND......15-20% DRIER.
20-FOOT WINDS.......SOUTHWEST WINDS 7-15 MPH. GUSTS UP TO 30 MPH IN
THE EVENING.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 25-35 MPH.
MIXING HEIGHT.......7000 FT AGL UNTIL 1900, THEN 1000-2000 FT AGL.
TRANSPORT WINDS.....WEST 15-20 MPH UNTIL 2100, THEN SOUTHWEST 10-15
MPH.
SMOKE DISPERSAL.....VERY GOOD UNTIL 1900, THEN POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1200, THEN PARTLY
CLOUDY(35-45%). SLIGHT CHANCE OF THUNDERSTORMS
AFTER 1200.
CHANCE OF THUNDER...20 PERCENT.
MAX TEMPERATURE.....66-70.
24 HR TREND......4-7 DEGREES WARMER.
MIN HUMIDITY........25-29%.
24 HR TREND......4-7% DRIER.
20-FOOT WINDS.......SOUTHWEST WINDS 8-16 MPH WITH GUSTS TO AROUND
30 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 30-40 MPH.
MIXING HEIGHT.......5000-6000 FT AGL UNTIL 1200, THEN 8500-9500 FT
AGL.
TRANSPORT WINDS.....SOUTHWEST 10-15 MPH UNTIL 1100, THEN WEST 20-25
MPH.
SMOKE DISPERSAL.....POOR UNTIL 1000, THEN GOOD UNTIL 1100, THEN
VERY GOOD UNTIL 1200, THEN EXCELLENT UNTIL
1700, THEN VERY GOOD.
MONDAY NIGHT
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS.
LOWS IN THE LOWER 30S. SOUTH WINDS 4-8 MPH.
TUESDAY
PARTLY CLOUDY. CHANCE OF THUNDERSTORMS. HIGHS IN THE
MID 60S. SOUTHWEST WINDS 5-12 MPH.
WEDNESDAY
MOSTLY CLEAR. SLIGHT CHANCE OF THUNDERSTORMS. LOWS
IN THE UPPER 20S. HIGHS IN THE MID 60S. SOUTHWEST WINDS 4-8 MPH.
THURSDAY
MOSTLY CLEAR. LOWS AROUND 30. HIGHS IN THE UPPER 60S.
SOUTHWEST WINDS 4-8 MPH.
COZ213-141030-
GRAND AND SUMMIT COUNTIES BELOW 9000 FEET-
INCLUDING DILLON, FRASER, GRANBY, GRAND LAKE,
GREEN MOUNTAIN RESERVOIR, HOT SULPHUR SPRINGS, KREMMLING,
MIDDLE PARK, AND WILLIAMS FORK RESERVOIR
231 PM MDT SAT SEP 13 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. RAIN SHOWERS LIKELY AND CHANCE
OF THUNDERSTORMS UNTIL 2100, THEN CHANCE OF
RAIN SHOWERS UNTIL 2400, THEN RAIN SHOWERS
LIKELY.
CHANCE OF THUNDER...30 PERCENT.
MIN TEMPERATURE.....34-40.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........96-99%.
24 HR TREND......LITTLE CHANGE.
20-FOOT WINDS.......WEST WINDS 4-12 MPH.
CWR.................20 PERCENT.
15K FT MSL WINDS....WEST 15-20 MPH.
MIXING HEIGHT.......2500-3500 FT AGL.
TRANSPORT WINDS.....WEST AROUND 10 MPH UNTIL 2100, THEN LIGHT UNTIL
0400, THEN WEST AROUND 10 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY(60-65%) UNTIL 1200, THEN PARTLY
CLOUDY(35-45%). CHANCE OF RAIN SHOWERS UNTIL
0900, THEN SLIGHT CHANCE OF RAIN SHOWERS UNTIL
1200.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....57-65.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........31-41%.
24 HR TREND......7-10% DRIER.
20-FOOT WINDS.......WEST WINDS 6-14 MPH. GUSTS UP TO 25 MPH IN THE
AFTERNOON.
CWR.................10 PERCENT DECREASING TO 0 PERCENT IN THE
AFTERNOON.
15K FT MSL WINDS....NORTHWEST 20-30 MPH.
MIXING HEIGHT.......7500-8500 FT AGL.
TRANSPORT WINDS.....WEST 10-15 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN VERY GOOD.
SUNDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY(30-35%).
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....31-39.
24 HR TREND......2-4 DEGREES COOLER.
MAX HUMIDITY........75-85%.
24 HR TREND......15-20% DRIER.
20-FOOT WINDS.......SOUTHWEST WINDS 4-9 MPH. GUSTS UP TO 20 MPH IN
THE EVENING.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 20-30 MPH.
MIXING HEIGHT.......7500 FT AGL UNTIL 1900, THEN 1500-2500 FT AGL.
TRANSPORT WINDS.....WEST 10-15 MPH UNTIL 0100, THEN LIGHT.
SMOKE DISPERSAL.....GOOD UNTIL 1900, THEN POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1200, THEN PARTLY
CLOUDY(35-45%).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....64-72.
24 HR TREND......7-10 DEGREES WARMER.
MIN HUMIDITY........21-29%.
24 HR TREND......10-15% DRIER.
20-FOOT WINDS.......SOUTHWEST WINDS 4-12 MPH. GUSTS UP TO 20 MPH IN
THE AFTERNOON.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 20-30 MPH.
MIXING HEIGHT.......4500-5500 FT AGL UNTIL 1200, THEN 9500-10500 FT
AGL.
TRANSPORT WINDS.....LIGHT WINDS UNTIL 1000. WEST 15-20 MPH AFTER
1200.
SMOKE DISPERSAL.....POOR UNTIL 1100, THEN GOOD UNTIL 1200, THEN
EXCELLENT UNTIL 1700, THEN VERY GOOD.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 30S. SOUTH WINDS
4-7 MPH.
TUESDAY
PARTLY CLOUDY. CHANCE OF RAIN SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE MID 60S. SOUTHWEST WINDS
4-8 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 30S. HIGHS IN THE
MID 60S. SOUTHWEST WINDS 4-7 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE LOWER 30S. HIGHS IN THE
UPPER 60S. SOUTHWEST WINDS 4-7 MPH.
COZ214-141030-
CENTRAL AND SOUTHEAST PARK COUNTY-
INCLUDING ELEVEN MILE CANYON RESERVOIR, FAIRPLAY, GUFFEY,
HARTSEL, LAKE GEORGE, AND SOUTH PARK
231 PM MDT SAT SEP 13 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY(60-65%) UNTIL 0300, THEN PARTLY
CLOUDY(40-50%). CHANCE OF THUNDERSTORMS UNTIL
2100, THEN CHANCE OF RAIN SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS UNTIL 2400, THEN SLIGHT
CHANCE OF RAIN SHOWERS.
CHANCE OF THUNDER...30 PERCENT.
MIN TEMPERATURE.....34-38.
24 HR TREND......2-4 DEGREES COOLER.
MAX HUMIDITY........85-95%.
24 HR TREND......4-7% DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...WEST WINDS 6-14 MPH WITH GUSTS TO AROUND
20 MPH.
RIDGES/UPR SLOPES....WEST WINDS 7-15 MPH WITH GUSTS TO AROUND
25 MPH.
CWR.................20 PERCENT DECREASING TO 10 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....WEST 15-20 MPH.
MIXING HEIGHT.......1500-2500 FT AGL.
TRANSPORT WINDS.....WEST 10-15 MPH UNTIL 2400, THEN NORTHWEST.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........PARTLY CLOUDY(30-40%). SLIGHT CHANCE OF RAIN
SHOWERS UNTIL 0900.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....57-65.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........28-32%.
24 HR TREND......10-15% DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...WEST WINDS 9-17 MPH WITH GUSTS TO AROUND
25 MPH.
RIDGES/UPR SLOPES....WEST WINDS 9-17 MPH WITH GUSTS TO AROUND
25 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....NORTHWEST 15-25 MPH.
MIXING HEIGHT.......8000-9000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 10-15 MPH UNTIL 1000, THEN 15-20 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1000. VERY GOOD AFTER 1500.
SUNDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY(30-40%).
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....34-40.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........66-76%.
24 HR TREND......25-35% DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...WEST WINDS 4-12 MPH. GUSTS UP TO 20 MPH IN
THE EVENING.
RIDGES/UPR SLOPES....WEST WINDS 4-12 MPH. GUSTS UP TO 20 MPH IN
THE EVENING.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 15-25 MPH.
MIXING HEIGHT.......7500 FT AGL UNTIL 1900, THEN 1000-2000 FT AGL.
TRANSPORT WINDS.....WEST 10-15 MPH.
SMOKE DISPERSAL.....GOOD UNTIL 1900, THEN POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1200, THEN PARTLY
CLOUDY(30-40%).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....62-70.
24 HR TREND......2-4 DEGREES WARMER.
MIN HUMIDITY........22-26%.
24 HR TREND......4-7% DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHWEST WINDS 5-13 MPH. GUSTS UP TO 20
MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....SOUTHWEST WINDS 5-13 MPH WITH GUSTS TO
AROUND 20 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 15-25 MPH.
MIXING HEIGHT.......9000-10000 FT AGL.
TRANSPORT WINDS.....WEST 10-15 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1100, THEN GOOD UNTIL 1400, THEN
VERY GOOD UNTIL 1700, THEN GOOD.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S. WEST WINDS
4-8 MPH.
TUESDAY
PARTLY CLOUDY. CHANCE OF RAIN SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE MID 60S. WEST WINDS
5-12 MPH.
WEDNESDAY
MOSTLY CLEAR. SLIGHT CHANCE OF THUNDERSTORMS. LOWS
IN THE MID 30S. HIGHS IN THE MID 60S. WEST WINDS 4-9 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS IN THE MID
60S. WEST WINDS 4-8 MPH.
COZ218-141030-
SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/
NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET-
INCLUDING CAMERON PASS, LARAMIE AND MEDICINE BOW MOUNTAINS,
RABBIT EARS RANGE, ROCKY MOUNTAIN NATIONAL PARK,
AND WILLOW CREEK PASS
231 PM MDT SAT SEP 13 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS
UNTIL 2400. RAIN SHOWERS AND SNOW SHOWERS
LIKELY.
CHANCE OF THUNDER...20 PERCENT.
MIN TEMPERATURE.....30-40.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........90-100%.
24 HR TREND......2-4% WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...WEST WINDS 5-13 MPH. GUSTS UP TO 20 MPH
AFTER MIDNIGHT.
RIDGES/UPR SLOPES....WEST WINDS 5-13 MPH. GUSTS UP TO 25 MPH
AFTER MIDNIGHT.
CWR.................40 PERCENT.
15K FT MSL WINDS....WEST AROUND 15 MPH.
MIXING HEIGHT.......1500-2500 FT AGL.
TRANSPORT WINDS.....WEST AROUND 10 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 1200, THEN PARTLY
CLOUDY(35-45%). SNOW SHOWERS LIKELY AND CHANCE
OF RAIN SHOWERS UNTIL 1200, THEN SLIGHT CHANCE
OF THUNDERSTORMS AND SNOW SHOWERS.
CHANCE OF THUNDER...20 PERCENT.
MAX TEMPERATURE.....47-57.
24 HR TREND......2-4 DEGREES COOLER.
MIN HUMIDITY........38-48%.
24 HR TREND......4-7% DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...WEST WINDS 9-17 MPH WITH GUSTS TO AROUND
25 MPH.
RIDGES/UPR SLOPES....WEST WINDS 9-17 MPH WITH GUSTS TO AROUND
30 MPH.
CWR.................20 PERCENT DECREASING TO 10 PERCENT IN THE
AFTERNOON.
15K FT MSL WINDS....NORTHWEST 15-25 MPH.
MIXING HEIGHT.......6000-7000 FT AGL.
TRANSPORT WINDS.....WEST 10-15 MPH UNTIL 1200, THEN AROUND 20 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN GOOD.
SUNDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....31-41.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........63-73%.
24 HR TREND......35-50% DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHWEST WINDS 6-14 MPH WITH GUSTS TO
AROUND 25 MPH.
RIDGES/UPR SLOPES....SOUTHWEST WINDS 6-14 MPH WITH GUSTS TO
AROUND 25 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 20-30 MPH.
MIXING HEIGHT.......1500-2500 FT AGL.
TRANSPORT WINDS.....WEST 15-20 MPH.
SMOKE DISPERSAL.....GOOD UNTIL 1900, THEN POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY UNTIL 0900, THEN PARTLY
CLOUDY(35-45%). SLIGHT CHANCE OF THUNDERSTORMS
AFTER 1200.
CHANCE OF THUNDER...20 PERCENT.
MAX TEMPERATURE.....54-64.
24 HR TREND......7-10 DEGREES WARMER.
MIN HUMIDITY........26-34%.
24 HR TREND......10-15% DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHWEST WINDS 6-14 MPH WITH GUSTS TO
AROUND 25 MPH.
RIDGES/UPR SLOPES....SOUTHWEST WINDS 6-14 MPH WITH GUSTS TO
AROUND 25 MPH.
CWR.................0 PERCENT INCREASING TO 10 PERCENT IN THE
AFTERNOON.
15K FT MSL WINDS....WEST 25-35 MPH.
MIXING HEIGHT.......7500-8500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 15-20 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1100, THEN VERY GOOD UNTIL 1700,
THEN GOOD.
MONDAY NIGHT
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS.
LOWS IN THE UPPER 30S. SOUTH WINDS 4-8 MPH.
TUESDAY
MOSTLY CLOUDY. CHANCE OF THUNDERSTORMS. HIGHS IN THE
MID 50S. WEST WINDS 5-12 MPH.
WEDNESDAY
MOSTLY CLEAR. CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 30S. HIGHS IN THE MID 50S. WEST WINDS 4-8 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS AROUND 60.
WEST WINDS 4-8 MPH.
COZ212-141030-
SOUTH AND SOUTHEAST GRAND/WEST CENTRAL AND SOUTHWEST BOULDER/
GILPIN/CLEAR CREEK/SUMMIT/NORTH AND WEST PARK COUNTIES ABOVE
9000 FEET-
INCLUDING BERTHOUD PASS, BRECKENRIDGE,
EAST SLOPES MOSQUITO RANGE, EAST SLOPES SOUTHERN GORE RANGE,
EISENHOWER TUNNEL, INDIAN PEAKS, KENOSHA MOUNTAINS,
MOUNT BLUE SKY, PUMA HILLS, TARRYALL MOUNTAINS,
WILLIAMS FORK MOUNTAINS, AND WINTER PARK
231 PM MDT SAT SEP 13 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. RAIN SHOWERS, SNOW SHOWERS
LIKELY AND CHANCE OF THUNDERSTORMS UNTIL 2100,
THEN CHANCE OF RAIN AND SNOW SHOWERS.
CHANCE OF THUNDER...30 PERCENT.
MIN TEMPERATURE.....29-39.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........88-98%.
24 HR TREND......LITTLE CHANGE.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...WEST WINDS 5-13 MPH WITH GUSTS TO AROUND
25 MPH.
RIDGES/UPR SLOPES....WEST WINDS 6-14 MPH WITH GUSTS TO AROUND
25 MPH.
CWR.................40 PERCENT DECREASING TO 20 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....WEST AROUND 15 MPH.
MIXING HEIGHT.......2000-3000 FT AGL.
TRANSPORT WINDS.....WEST 10-15 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY(50-60%) UNTIL 1200, THEN PARTLY
CLOUDY(35-45%). CHANCE OF RAIN AND SNOW SHOWERS
UNTIL 0900, THEN SLIGHT CHANCE OF RAIN AND SNOW
SHOWERS UNTIL 1200. SLIGHT CHANCE OF
THUNDERSTORMS AFTER 1200.
CHANCE OF THUNDER...20 PERCENT.
MAX TEMPERATURE.....47-57.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........36-46%.
24 HR TREND......7-10% DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...WEST WINDS 9-17 MPH WITH GUSTS TO AROUND
25 MPH.
RIDGES/UPR SLOPES....WEST WINDS 10-18 MPH WITH GUSTS TO AROUND
30 MPH.
CWR.................10 PERCENT DECREASING TO 0 PERCENT IN THE
AFTERNOON.
15K FT MSL WINDS....NORTHWEST 20-30 MPH.
MIXING HEIGHT.......6500-7500 FT AGL.
TRANSPORT WINDS.....NORTHWEST 15-20 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN GOOD.
SUNDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....30-40.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........62-72%.
24 HR TREND......35-50% DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...WEST WINDS 5-13 MPH WITH GUSTS TO AROUND
25 MPH.
RIDGES/UPR SLOPES....WEST WINDS 5-13 MPH WITH GUSTS TO AROUND
25 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 15-25 MPH.
MIXING HEIGHT.......1500-2500 FT AGL.
TRANSPORT WINDS.....WEST 10-15 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1200, THEN PARTLY
CLOUDY(35-45%).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....54-64.
24 HR TREND......10-15 DEGREES WARMER.
MIN HUMIDITY........22-32%.
24 HR TREND......7-10% DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...WEST WINDS 4-12 MPH WITH GUSTS TO AROUND
20 MPH.
RIDGES/UPR SLOPES....WEST WINDS 5-13 MPH WITH GUSTS TO AROUND
20 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 20-30 MPH.
MIXING HEIGHT.......9000-10000 FT AGL.
TRANSPORT WINDS.....WEST 10-15 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1100, THEN GOOD UNTIL 1400, THEN
VERY GOOD UNTIL 1700, THEN GOOD.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S. SOUTHWEST
WINDS 4-8 MPH.
TUESDAY
PARTLY CLOUDY. CHANCE OF RAIN SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 50S. WEST WINDS
5-12 MPH.
WEDNESDAY
MOSTLY CLEAR. CHANCE OF THUNDERSTORMS. LOWS IN THE
MID 30S. HIGHS IN THE MID 50S. NORTHWEST WINDS 4-9 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS IN THE UPPER
50S. WEST WINDS 4-9 MPH.
COZ217-141030-
WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET-
INCLUDING EAST SLOPES PARK AND NORTHERN GORE RANGES, GORE PASS,
AND RABBIT EARS PASS
231 PM MDT SAT SEP 13 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF THUNDERSTORMS UNTIL
2400. RAIN SHOWERS LIKELY. SNOW SHOWERS LIKELY
AFTER 2400.
CHANCE OF THUNDER...30 PERCENT.
MIN TEMPERATURE.....34-40.
24 HR TREND......2-4 DEGREES WARMER.
MAX HUMIDITY........96-99%.
24 HR TREND......LITTLE CHANGE.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...WEST WINDS 5-13 MPH.
RIDGES/UPR SLOPES....WEST WINDS 5-13 MPH.
CWR.................20 PERCENT INCREASING TO 30 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....NORTHWEST AROUND 15 MPH.
MIXING HEIGHT.......1500-2500 FT AGL.
TRANSPORT WINDS.....WEST AROUND 10 MPH UNTIL 2000, THEN LIGHT UNTIL
2300, THEN WEST AROUND 10 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 0900, THEN PARTLY
CLOUDY(30-40%). CHANCE OF SNOW SHOWERS UNTIL
0700. CHANCE OF RAIN SHOWERS UNTIL 0900, THEN
SLIGHT CHANCE OF RAIN SHOWERS UNTIL 1200.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....50-60.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........34-44%.
24 HR TREND......7-10% DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...WEST WINDS 9-17 MPH WITH GUSTS TO AROUND
30 MPH.
RIDGES/UPR SLOPES....WEST WINDS 9-17 MPH WITH GUSTS TO AROUND
30 MPH.
CWR.................10 PERCENT DECREASING TO 0 PERCENT IN THE
AFTERNOON.
15K FT MSL WINDS....NORTHWEST 20-30 MPH.
MIXING HEIGHT.......6500-7500 FT AGL.
TRANSPORT WINDS.....WEST 10-15 MPH UNTIL 1400, THEN AROUND 20 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN GOOD.
SUNDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY(30-40%).
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....32-42.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........64-74%.
24 HR TREND......35-50% DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHWEST WINDS 6-14 MPH. GUSTS UP TO 30
MPH IN THE EVENING.
RIDGES/UPR SLOPES....SOUTH WINDS 6-14 MPH. GUSTS UP TO 25 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 25-35 MPH.
MIXING HEIGHT.......1500-2500 FT AGL.
TRANSPORT WINDS.....WEST 15-20 MPH UNTIL 2000, THEN SOUTHWEST 10-15
MPH.
SMOKE DISPERSAL.....GOOD UNTIL 1900, THEN POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1200, THEN PARTLY
CLOUDY(35-45%). SLIGHT CHANCE OF THUNDERSTORMS
AFTER 1200.
CHANCE OF THUNDER...10 PERCENT.
MAX TEMPERATURE.....57-67.
24 HR TREND......7-10 DEGREES WARMER.
MIN HUMIDITY........27-37%.
24 HR TREND......4-7% DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHWEST WINDS 7-15 MPH WITH GUSTS TO
AROUND 30 MPH.
RIDGES/UPR SLOPES....SOUTHWEST WINDS 8-16 MPH WITH GUSTS TO
AROUND 30 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 25-35 MPH.
MIXING HEIGHT.......5000-6000 FT AGL UNTIL 1200, THEN 9000-10000 FT
AGL.
TRANSPORT WINDS.....SOUTHWEST 10-15 MPH UNTIL 1000, THEN WEST 20-25
MPH.
SMOKE DISPERSAL.....POOR UNTIL 1000, THEN GOOD UNTIL 1100, THEN
VERY GOOD UNTIL 1200, THEN EXCELLENT UNTIL
1700, THEN VERY GOOD.
MONDAY NIGHT
PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS.
LOWS IN THE MID 30S. SOUTH WINDS 4-8 MPH.
TUESDAY
PARTLY CLOUDY. CHANCE OF THUNDERSTORMS. HIGHS IN THE
UPPER 50S. WEST WINDS 5-12 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS IN THE
UPPER 50S. WEST WINDS 4-8 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS IN THE LOWER
60S. SOUTHWEST WINDS 4-8 MPH.
OUTLOOK 6 TO 10 DAYS
TEMPERATURES ABOVE NORMAL AND PRECIPITATION ABOVE NORMAL.
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