681
FNUS55 KBOU 311941
FWFBOU
FIRE WEATHER FORECAST FOR NORTHEAST AND NORTH CENTRAL COLORADO
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
141 PM MDT MON AUG 31 2026
DISCUSSION...REST OF TODAY THROUGH TUESDAY
ANOTHER ROUND OF SHOWERS AND STORMS IS EXPECTED TODAY, WITH AN
INCREASING CHANCE FOR WIDESPREAD WETTING RAINS ACROSS THE MAJORITY
OF THE FORECAST AREA. STORMS WILL BE CAPABLE OF PRODUCING STRONG
OUTFLOW WINDS ONCE AGAIN TODAY. SOME ISOLATED RAIN SHOWERS ARE
POSSIBLE TOMORROW, ESPECIALLY FOR THE HIGH COUNTRY AND AREAS NEAR
THE PALMER DIVIDE. STORMS WOULD BE CAPABLE OF PRODUCING STRONG
OUTFLOW WINDS ONCE AGAIN.
LONG TERM DISCUSSION...TUESDAY NIGHT THROUGH SATURDAY
A GRADUAL WARMING AND DRYING TREND IS EXPECTED FROM WEDNESDAY
AND BEYOND. BOTH WIND AND RELATIVE HUMIDITY ARE EXPECTED TO
REMAIN BELOW CRITICAL THRESHOLDS.
...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...
COZ238-312215-
LARIMER COUNTY BELOW 6000 FEET/NORTHWEST WELD COUNTY-
INCLUDING FORT COLLINS, HEREFORD, LOVELAND, NUNN,
AND WEST PAWNEE GRASSLANDS
141 PM MDT MON AUG 31 2026
REST OF TODAY
SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS
AFTER 1500.
CHANCE OF THUNDER...10 PERCENT.
MAX TEMPERATURE.....80-86. GENERALLY FAIR TO VERY GOOD
SMOKE DISPERSAL CAN BE EXPECTED EACH AFTERNOON.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........27-33%.
24 HR TREND......4-7% DRIER.
20-FOOT WINDS.......SOUTH WINDS 6-12 MPH WITH GUSTS TO AROUND 20
MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....SOUTHWEST 15-25 MPH.
MIXING HEIGHT.......8000-9000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH.
SMOKE DISPERSAL.....GOOD.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. RAIN SHOWERS LIKELY AND CHANCE
OF THUNDERSTORMS UNTIL 2400, THEN CHANCE OF
RAIN SHOWERS.
CHANCE OF THUNDER...50 PERCENT.
MIN TEMPERATURE.....56-60.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........91-99%.
24 HR TREND......20-25% WETTER.
20-FOOT WINDS.......SOUTHWEST WINDS 4-12 MPH. GUSTS UP TO 20 MPH IN
THE EVENING.
CWR.................20 PERCENT DECREASING TO 10 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....SOUTHWEST 20-30 MPH.
MIXING HEIGHT.......2000-3000 FT AGL UNTIL 2200, THEN BELOW 1000 FT
AGL UNTIL 2400, THEN 1000 FT AGL UNTIL 0100,
THEN BELOW 1000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 10-15 MPH UNTIL 0100. LIGHT AFTER
0400.
SMOKE DISPERSAL.....POOR.
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 0900, THEN PARTLY
CLOUDY(35-45%) UNTIL 1200, THEN MOSTLY SUNNY
UNTIL 1500, THEN PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....81-85.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........30-36%.
24 HR TREND......2-4% WETTER.
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.......BELOW 1000 FT AGL UNTIL 0900, THEN 7500-8500 FT
AGL.
TRANSPORT WINDS.....LIGHT WINDS UNTIL 1000, THEN WEST 10-15 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN GOOD.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. WEST WINDS
4-8 MPH.
WEDNESDAY
MOSTLY CLEAR. HIGHS IN THE MID 80S. SOUTHWEST WINDS
4-9 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE UPPER
80S. WEST WINDS 4-9 MPH.
FRIDAY
MOSTLY CLEAR. SLIGHT CHANCE OF RAIN SHOWERS. LOWS IN
THE UPPER 50S. HIGHS IN THE UPPER 80S. SOUTHWEST WINDS 4-9 MPH.
COZ239-312215-
BOULDER AND JEFFERSON COUNTIES BELOW 6000 FEET/WEST BROOMFIELD
COUNTY-
INCLUDING ARVADA, BOULDER, GOLDEN, LAKEWOOD, AND LONGMONT
141 PM MDT MON AUG 31 2026
REST OF TODAY
SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS
UNTIL 1500, THEN CHANCE OF THUNDERSTORMS.
CHANCE OF THUNDER...40 PERCENT.
MAX TEMPERATURE.....82-86.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........29-35%.
24 HR TREND......2-4% WETTER.
20-FOOT WINDS.......EAST WINDS 4-12 MPH.
CWR.................10 PERCENT.
15K FT MSL WINDS....SOUTH 15-20 MPH.
MIXING HEIGHT.......6500-7500 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 10 MPH UNTIL 1600, THEN WEST.
SMOKE DISPERSAL.....FAIR.
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 UNTIL 0300.
CHANCE OF THUNDER...50 PERCENT.
MIN TEMPERATURE.....56-60.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........86-96%.
24 HR TREND......25-35% WETTER.
20-FOOT WINDS.......WEST WINDS 4-9 MPH.
CWR.................40 PERCENT DECREASING TO 10 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....SOUTHWEST 25-35 MPH.
MIXING HEIGHT.......1000-2000 FT AGL UNTIL 2000, THEN BELOW 1000 FT
AGL.
TRANSPORT WINDS.....WEST AROUND 10 MPH UNTIL 2400, THEN LIGHT.
SMOKE DISPERSAL.....POOR.
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 0900, THEN PARTLY
CLOUDY(35-45%). SLIGHT CHANCE OF THUNDERSTORMS
AFTER 1200 UNTIL 1500.
CHANCE OF THUNDER...20 PERCENT.
MAX TEMPERATURE.....82-86.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........33-37%.
24 HR TREND......2-4% WETTER.
20-FOOT WINDS.......WEST WINDS 4-6 MPH UNTIL 1200, THEN SOUTHEAST
4-9 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 15-25 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0900, THEN 7000-8000 FT
AGL.
TRANSPORT WINDS.....LIGHT WINDS UNTIL 1100, THEN WEST AROUND 10
MPH.
SMOKE DISPERSAL.....POOR UNTIL 1300, THEN FAIR.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. WEST WINDS
4-7 MPH.
WEDNESDAY
MOSTLY CLEAR. HIGHS IN THE UPPER 80S. SOUTHWEST
WINDS 4-8 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 80S. SOUTHWEST WINDS 4-8 MPH.
FRIDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS AROUND 90.
SOUTH WINDS 4-8 MPH.
COZ240-312215-
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
141 PM MDT MON AUG 31 2026
REST OF TODAY
SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS
UNTIL 1500, THEN CHANCE OF THUNDERSTORMS.
CHANCE OF THUNDER...30 PERCENT.
MAX TEMPERATURE.....84-88.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........26-30%.
24 HR TREND......2-4% WETTER.
20-FOOT WINDS.......SOUTHEAST WINDS 6-12 MPH WITH GUSTS TO AROUND
20 MPH.
CWR.................20 PERCENT.
15K FT MSL WINDS....SOUTHWEST 20-30 MPH.
MIXING HEIGHT.......7500-8500 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 10 MPH UNTIL 1700, THEN WEST.
SMOKE DISPERSAL.....FAIR.
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 UNTIL 0300.
CHANCE OF THUNDER...50 PERCENT.
MIN TEMPERATURE.....58-62.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........79-89%.
24 HR TREND......15-20% WETTER.
20-FOOT WINDS.......SOUTHWEST WINDS 4-9 MPH. GUSTS UP TO 20 MPH IN
THE EVENING.
CWR.................40 PERCENT DECREASING TO 10 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....SOUTHWEST 30-40 MPH.
MIXING HEIGHT.......2500-3500 FT AGL UNTIL 2000, THEN BELOW 1000 FT
AGL UNTIL 2300, THEN 1000 FT AGL UNTIL 0200,
THEN BELOW 1000 FT AGL.
TRANSPORT WINDS.....NORTHWEST AROUND 10 MPH UNTIL 2100, THEN LIGHT
UNTIL 2200, THEN SOUTHWEST AROUND 10 MPH UNTIL
2400, THEN LIGHT UNTIL 0200, THEN SOUTH AROUND
10 MPH UNTIL 0300, THEN LIGHT.
SMOKE DISPERSAL.....POOR.
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 0900, THEN PARTLY
CLOUDY(40-50%). SLIGHT CHANCE OF THUNDERSTORMS
AFTER 1200 UNTIL 1500.
CHANCE OF THUNDER...10 PERCENT.
MAX TEMPERATURE.....83-87.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........30-34%.
24 HR TREND......2-4% WETTER.
20-FOOT WINDS.......SOUTHWEST WINDS 4-8 MPH UNTIL 1200, THEN
NORTHEAST 4-9 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....SOUTHWEST 20-30 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0900, THEN 6500-7500 FT
AGL.
TRANSPORT WINDS.....LIGHT WINDS UNTIL 1400, THEN SOUTHWEST AROUND
10 MPH UNTIL 1700, THEN SOUTHEAST.
SMOKE DISPERSAL.....POOR UNTIL 1500, THEN FAIR.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTH WINDS
4-8 MPH.
WEDNESDAY
MOSTLY CLEAR. HIGHS IN THE UPPER 80S. SOUTHEAST
WINDS 4-8 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS AROUND 90.
SOUTH WINDS 4-9 MPH.
FRIDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 90S. SOUTH WINDS 4-9 MPH.
COZ241-312215-
ELBERT/CENTRAL AND EAST DOUGLAS COUNTIES ABOVE 6000 FEET-
INCLUDING CASTLE ROCK, ELBERT, FONDIS, KIOWA, AND LARKSPUR
141 PM MDT MON AUG 31 2026
REST OF TODAY
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS UNTIL 1500, THEN
CHANCE OF THUNDERSTORMS.
CHANCE OF THUNDER...40 PERCENT.
MAX TEMPERATURE.....78-84.
24 HR TREND......2-4 DEGREES COOLER.
MIN HUMIDITY........33-39%.
24 HR TREND......7-10% WETTER.
20-FOOT WINDS.......SOUTHEAST WINDS 6-12 MPH WITH GUSTS TO AROUND
20 MPH.
CWR.................10 PERCENT.
15K FT MSL WINDS....SOUTH 20-30 MPH.
MIXING HEIGHT.......7000-8000 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.
SMOKE DISPERSAL.....FAIR.
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 UNTIL 0300.
CHANCE OF THUNDER...50 PERCENT.
MIN TEMPERATURE.....54-58.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........85-95%.
24 HR TREND......10-15% WETTER.
20-FOOT WINDS.......SOUTHWEST WINDS 4-9 MPH. GUSTS UP TO 20 MPH IN
THE EVENING.
CWR.................40 PERCENT DECREASING TO 10 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....SOUTHWEST 25-35 MPH.
MIXING HEIGHT.......2000-3000 FT AGL UNTIL 2000, THEN BELOW 1000 FT
AGL UNTIL 2200, THEN 1000 FT AGL UNTIL 2400,
THEN BELOW 1000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH UNTIL 1900, THEN
NORTHWEST UNTIL 2400, THEN LIGHT UNTIL 0100,
THEN SOUTHWEST AROUND 10 MPH.
SMOKE DISPERSAL.....POOR.
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY(55-60%) UNTIL 1200, THEN PARTLY
CLOUDY(30-35%). SLIGHT CHANCE OF THUNDERSTORMS
AFTER 1200.
CHANCE OF THUNDER...20 PERCENT.
MAX TEMPERATURE.....79-83.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........34-42%.
24 HR TREND......2-4% WETTER.
20-FOOT WINDS.......SOUTHWEST WINDS 4-12 MPH UNTIL 1200, THEN
SOUTHEAST 4-9 MPH.
CWR.................0 PERCENT INCREASING TO 10 PERCENT IN THE
AFTERNOON.
15K FT MSL WINDS....SOUTHWEST 25-35 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0900, THEN 6500-7500 FT
AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH UNTIL 1600, THEN SOUTH
UNTIL 1700, THEN SOUTHEAST.
SMOKE DISPERSAL.....POOR UNTIL 1400, THEN FAIR.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTHWEST
WINDS 4-8 MPH.
WEDNESDAY
MOSTLY CLEAR. HIGHS IN THE MID 80S. SOUTHWEST WINDS
4-9 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE MID
80S. SOUTH WINDS 5-12 MPH.
FRIDAY
PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN
THE UPPER 50S. HIGHS IN THE UPPER 80S. SOUTHWEST WINDS 4-9 MPH.
COZ242-312215-
NORTHEAST WELD COUNTY-
INCLUDING BRIGGSDALE, EAST PAWNEE GRASSLANDS, GROVER,
PAWNEE BUTTES, RAYMER, AND STONEHAM
141 PM MDT MON AUG 31 2026
REST OF TODAY
SKY/WEATHER.........MOSTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....84-88.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........26-30%.
24 HR TREND......LITTLE CHANGE.
20-FOOT WINDS.......SOUTH WINDS 4-13 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....SOUTHWEST 20-30 MPH.
MIXING HEIGHT.......8000-9000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH.
SMOKE DISPERSAL.....GOOD.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF THUNDERSTORMS UNTIL
2100, THEN RAIN SHOWERS LIKELY AND SLIGHT
CHANCE OF THUNDERSTORMS UNTIL 2400, THEN CHANCE
OF RAIN SHOWERS.
CHANCE OF THUNDER...50 PERCENT.
MIN TEMPERATURE.....57-61.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........91-99%.
24 HR TREND......15-20% WETTER.
20-FOOT WINDS.......SOUTH WINDS 4-12 MPH. GUSTS UP TO 20 MPH IN THE
EVENING.
CWR.................30 PERCENT DECREASING TO 10 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....SOUTHWEST 20-30 MPH.
MIXING HEIGHT.......1500-2500 FT AGL UNTIL 2300, THEN BELOW 1000 FT
AGL UNTIL 2400, THEN 1000 FT AGL UNTIL 0200,
THEN BELOW 1000 FT AGL UNTIL 0300, THEN 1000 FT
AGL.
TRANSPORT WINDS.....SOUTH 10-15 MPH UNTIL 0100, THEN SOUTHWEST.
SMOKE DISPERSAL.....POOR.
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY(55-60%) UNTIL 1200, THEN PARTLY
CLOUDY UNTIL 1500, THEN MOSTLY SUNNY. SLIGHT
CHANCE OF RAIN SHOWERS UNTIL 0900.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....82-86.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........30-38%.
24 HR TREND......7-10% WETTER.
20-FOOT WINDS.......WEST WINDS 4-12 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....SOUTHWEST 25-35 MPH.
MIXING HEIGHT.......1000 FT AGL UNTIL 0700, THEN BELOW 1000 FT AGL
UNTIL 0800, THEN 6500-7500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH UNTIL 1000, THEN WEST.
SMOKE DISPERSAL.....POOR UNTIL 1500, THEN FAIR.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTHWEST
WINDS 4-8 MPH.
WEDNESDAY
MOSTLY CLEAR. HIGHS IN THE UPPER 80S. SOUTHWEST
WINDS 4-8 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 80S. SOUTH WINDS 4-9 MPH.
FRIDAY
MOSTLY CLEAR. LOWS AROUND 60. HIGHS AROUND 90.
SOUTHEAST WINDS 4-8 MPH.
COZ243-312215-
CENTRAL AND SOUTH WELD COUNTY-
INCLUDING EATON, FORT LUPTON, GREELEY, AND ROGGEN
141 PM MDT MON AUG 31 2026
REST OF TODAY
SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS
AFTER 1500.
CHANCE OF THUNDER...20 PERCENT.
MAX TEMPERATURE.....85-89.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........26-30%.
24 HR TREND......LITTLE CHANGE.
20-FOOT WINDS.......SOUTHEAST WINDS 5-12 MPH WITH GUSTS TO AROUND
20 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....SOUTHWEST 15-25 MPH.
MIXING HEIGHT.......8000-9000 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.
SMOKE DISPERSAL.....FAIR.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. RAIN SHOWERS LIKELY AND CHANCE
OF THUNDERSTORMS UNTIL 2400, THEN CHANCE OF
RAIN SHOWERS.
CHANCE OF THUNDER...50 PERCENT.
MIN TEMPERATURE.....57-61.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........94-98%.
24 HR TREND......10-15% WETTER.
20-FOOT WINDS.......SOUTHWEST WINDS 4-12 MPH. GUSTS UP TO 20 MPH IN
THE EVENING.
CWR.................40 PERCENT DECREASING TO 10 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....SOUTHWEST 20-30 MPH.
MIXING HEIGHT.......1500-2500 FT AGL UNTIL 2200, THEN BELOW 1000 FT
AGL UNTIL 2300, THEN 1000 FT AGL UNTIL 0100,
THEN BELOW 1000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 10-15 MPH UNTIL 2200, THEN EAST UNTIL
2300, THEN SOUTHWEST UNTIL 0100, THEN WEST
UNTIL 0400, THEN LIGHT.
SMOKE DISPERSAL.....POOR.
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 0900, THEN PARTLY
CLOUDY(50-60%) UNTIL 1200, THEN MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....84-88.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........30-36%.
24 HR TREND......4-7% WETTER.
20-FOOT WINDS.......WEST WINDS 4-6 MPH UNTIL 1200, THEN SOUTHEAST
4-8 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....SOUTHWEST 25-35 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0900, THEN 7500-8500 FT
AGL.
TRANSPORT WINDS.....LIGHT WINDS UNTIL 1400, THEN SOUTHWEST AROUND
10 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1500, THEN FAIR.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTHWEST
WINDS 4-8 MPH.
WEDNESDAY
MOSTLY CLEAR. HIGHS AROUND 90. SOUTH WINDS 4-8 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
LOWER 90S. SOUTH WINDS 4-8 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE LOWER
90S. SOUTH WINDS 4-8 MPH.
COZ244-312215-
MORGAN COUNTY-
INCLUDING BRUSH, FORT MORGAN, GOODRICH, AND WIGGINS
141 PM MDT MON AUG 31 2026
REST OF TODAY
SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS
AFTER 1500.
CHANCE OF THUNDER...10 PERCENT.
MAX TEMPERATURE.....85-89.
24 HR TREND......2-4 DEGREES COOLER.
MIN HUMIDITY........28-34%.
24 HR TREND......4-7% WETTER.
20-FOOT WINDS.......SOUTHEAST WINDS 5-12 MPH WITH GUSTS TO AROUND
20 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....SOUTHWEST 20-30 MPH.
MIXING HEIGHT.......7500-8500 FT AGL.
TRANSPORT WINDS.....LIGHT WINDS UNTIL 1400, THEN SOUTH AROUND 10
MPH UNTIL 1700, THEN SOUTHEAST.
SMOKE DISPERSAL.....FAIR.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. RAIN SHOWERS LIKELY AND CHANCE
OF THUNDERSTORMS UNTIL 2400, THEN CHANCE OF
RAIN SHOWERS.
CHANCE OF THUNDER...50 PERCENT.
MIN TEMPERATURE.....58-62.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........96-99%.
24 HR TREND......10-15% WETTER.
20-FOOT WINDS.......SOUTHEAST WINDS 7-13 MPH WITH GUSTS TO AROUND
20 MPH UNTIL 2400, THEN SOUTHWEST 4-8 MPH.
CWR.................60 PERCENT DECREASING TO 10 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....SOUTHWEST 20-30 MPH.
MIXING HEIGHT.......2500-3500 FT AGL UNTIL 2000, THEN BELOW 1000 FT
AGL UNTIL 2100, THEN 1000 FT AGL.
TRANSPORT WINDS.....SOUTHEAST AROUND 15 MPH UNTIL 2400, THEN
SOUTHWEST.
SMOKE DISPERSAL.....POOR.
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 1200, THEN PARTLY
CLOUDY(30-40%) UNTIL 1500, THEN MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....83-87.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........36-42%.
24 HR TREND......7-10% WETTER.
20-FOOT WINDS.......WEST WINDS 4-7 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....SOUTHWEST 25-35 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0700, THEN 5000-6000 FT
AGL.
TRANSPORT WINDS.....LIGHT WINDS UNTIL 1100, THEN NORTHWEST AROUND
10 MPH UNTIL 1200, THEN LIGHT UNTIL 1700, THEN
SOUTH AROUND 10 MPH.
SMOKE DISPERSAL.....POOR.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTH WINDS
4-8 MPH.
WEDNESDAY
MOSTLY CLEAR. SLIGHT CHANCE OF RAIN SHOWERS. HIGHS
AROUND 90. SOUTHEAST WINDS 4-8 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS AROUND 90.
SOUTH WINDS 4-9 MPH.
FRIDAY
MOSTLY CLEAR. LOWS AROUND 60. HIGHS IN THE LOWER 90S.
SOUTH WINDS 4-8 MPH.
COZ245-312215-
CENTRAL AND EAST ADAMS AND ARAPAHOE COUNTIES-
INCLUDING BENNETT, BYERS, DEER TRAIL, AND LEADER
141 PM MDT MON AUG 31 2026
REST OF TODAY
SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS
UNTIL 1500, THEN CHANCE OF THUNDERSTORMS.
CHANCE OF THUNDER...30 PERCENT.
MAX TEMPERATURE.....82-86.
24 HR TREND......2-4 DEGREES COOLER.
MIN HUMIDITY........29-35%.
24 HR TREND......7-10% WETTER.
20-FOOT WINDS.......EAST WINDS 7-13 MPH WITH GUSTS TO AROUND 20
MPH.
CWR.................10 PERCENT.
15K FT MSL WINDS....SOUTHWEST 20-30 MPH.
MIXING HEIGHT.......7000-8000 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 10 MPH UNTIL 1700, THEN EAST.
SMOKE DISPERSAL.....GOOD.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. RAIN SHOWERS LIKELY AND CHANCE
OF THUNDERSTORMS UNTIL 2400, THEN CHANCE OF
RAIN SHOWERS.
CHANCE OF THUNDER...50 PERCENT.
MIN TEMPERATURE.....57-61.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........85-95%.
24 HR TREND......10-15% WETTER.
20-FOOT WINDS.......SOUTHEAST WINDS 5-12 MPH WITH GUSTS TO AROUND
20 MPH UNTIL 2400, THEN SOUTHWEST 4-8 MPH.
CWR.................50 PERCENT DECREASING TO 10 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....SOUTHWEST 30-40 MPH.
MIXING HEIGHT.......1500-2500 FT AGL UNTIL 0400, THEN BELOW 1000 FT
AGL.
TRANSPORT WINDS.....NORTHEAST AROUND 15 MPH UNTIL 2000, THEN NORTH
UNTIL 2100, THEN EAST UNTIL 2300, THEN
SOUTHWEST UNTIL 0100, THEN WEST UNTIL 0400,
THEN LIGHT UNTIL 0500, THEN SOUTH AROUND 10
MPH.
SMOKE DISPERSAL.....POOR.
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY(60-65%) UNTIL 1200, THEN PARTLY
CLOUDY(30-35%).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....81-85.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........34-40%.
24 HR TREND......4-7% WETTER.
20-FOOT WINDS.......SOUTHWEST WINDS 4-12 MPH UNTIL 1200, THEN
NORTHEAST 5-8 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....SOUTHWEST 25-35 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0900, THEN 5500-6500 FT
AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH UNTIL 1000, THEN WEST
UNTIL 1200, THEN LIGHT UNTIL 1600, THEN SOUTH
AROUND 10 MPH UNTIL 1700, THEN SOUTHEAST.
SMOKE DISPERSAL.....POOR.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTH WINDS
5-8 MPH.
WEDNESDAY
MOSTLY CLEAR. HIGHS IN THE UPPER 80S. SOUTHEAST
WINDS 4-9 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 80S. SOUTH WINDS 5-12 MPH.
FRIDAY
PARTLY CLOUDY. LOWS AROUND 60. HIGHS AROUND 90.
SOUTHWEST WINDS 4-13 MPH.
COZ248-312215-
LOGAN COUNTY-
INCLUDING CROOK, MERINO, STERLING, AND PEETZ
141 PM MDT MON AUG 31 2026
REST OF TODAY
SKY/WEATHER.........MOSTLY CLOUDY(50-60%).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....85-89.
24 HR TREND......2-4 DEGREES COOLER.
MIN HUMIDITY........29-33%.
24 HR TREND......2-4% WETTER.
20-FOOT WINDS.......SOUTH WINDS 4-12 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....SOUTHWEST 25-35 MPH.
MIXING HEIGHT.......7500-8500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH UNTIL 1600, THEN SOUTH.
SMOKE DISPERSAL.....FAIR.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. RAIN SHOWERS LIKELY AND CHANCE
OF THUNDERSTORMS UNTIL 2400, THEN CHANCE OF
RAIN SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS.
CHANCE OF THUNDER...50 PERCENT.
MIN TEMPERATURE.....59-63.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........97-99%.
24 HR TREND......20-25% WETTER.
20-FOOT WINDS.......SOUTH WINDS 5-13 MPH.
CWR.................30 PERCENT DECREASING TO 20 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....SOUTHWEST 20-30 MPH.
MIXING HEIGHT.......6500 FT AGL UNTIL 1900, THEN 1000 FT AGL UNTIL
2100, THEN BELOW 1000 FT AGL UNTIL 2400, THEN
1000 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 10-15 MPH UNTIL 0100, THEN SOUTHWEST.
SMOKE DISPERSAL.....POOR.
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 1200, THEN PARTLY
CLOUDY(40-50%) UNTIL 1500, THEN MOSTLY SUNNY.
SLIGHT CHANCE OF RAIN SHOWERS UNTIL 0900.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....83-87.
24 HR TREND......2-4 DEGREES COOLER.
MIN HUMIDITY........37-41%.
24 HR TREND......7-10% WETTER.
20-FOOT WINDS.......WEST WINDS 4-9 MPH.
CWR.................10 PERCENT DECREASING TO 0 PERCENT IN THE
AFTERNOON.
15K FT MSL WINDS....SOUTHWEST 30-40 MPH.
MIXING HEIGHT.......1000 FT AGL UNTIL 0700, THEN BELOW 1000 FT AGL
UNTIL 0800, THEN 5000-6000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH UNTIL 1100, THEN WEST
UNTIL 1500, THEN LIGHT UNTIL 1600, THEN
SOUTHWEST AROUND 10 MPH.
SMOKE DISPERSAL.....POOR.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60. SOUTH WINDS
4-6 MPH.
WEDNESDAY
MOSTLY CLEAR. HIGHS AROUND 90. EAST WINDS 4-7 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 90S. SOUTHWEST WINDS 4-8 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER
90S. SOUTHEAST WINDS 4-7 MPH.
COZ249-312215-
WASHINGTON COUNTY-
INCLUDING AKRON, COPE, LAST CHANCE, AND OTIS
141 PM MDT MON AUG 31 2026
REST OF TODAY
SKY/WEATHER.........MOSTLY CLOUDY(60-65%). SLIGHT CHANCE OF
THUNDERSTORMS AFTER 1500.
CHANCE OF THUNDER...20 PERCENT.
MAX TEMPERATURE.....84-88.
24 HR TREND......4-7 DEGREES COOLER.
MIN HUMIDITY........32-36%.
24 HR TREND......7-10% WETTER.
20-FOOT WINDS.......EAST WINDS 6-12 MPH WITH GUSTS TO AROUND 20
MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....SOUTHWEST 25-35 MPH.
MIXING HEIGHT.......6500-7500 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 10 MPH UNTIL 1700, THEN SOUTHEAST.
SMOKE DISPERSAL.....FAIR.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. RAIN SHOWERS LIKELY AND CHANCE
OF THUNDERSTORMS UNTIL 2400, THEN CHANCE OF
RAIN SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS.
CHANCE OF THUNDER...50 PERCENT.
MIN TEMPERATURE.....59-63.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........89-97%.
24 HR TREND......15-20% WETTER.
20-FOOT WINDS.......SOUTHEAST WINDS 7-14 MPH WITH GUSTS TO AROUND
20 MPH UNTIL 2400, THEN SOUTHWEST 4-12 MPH.
CWR.................50 PERCENT DECREASING TO 10 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....SOUTHWEST 25-35 MPH.
MIXING HEIGHT.......1500-2500 FT AGL UNTIL 2100, THEN BELOW 1000 FT
AGL UNTIL 2300, THEN 1000 FT AGL.
TRANSPORT WINDS.....EAST 10-15 MPH UNTIL 0100, THEN SOUTHWEST.
SMOKE DISPERSAL.....POOR.
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 1200, THEN PARTLY
CLOUDY(30-40%). SLIGHT CHANCE OF THUNDERSTORMS
AFTER 1500.
CHANCE OF THUNDER...10 PERCENT.
MAX TEMPERATURE.....83-87.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........37-43%.
24 HR TREND......4-7% WETTER.
20-FOOT WINDS.......WEST WINDS 5-13 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....SOUTHWEST 30-40 MPH.
MIXING HEIGHT.......1000 FT AGL UNTIL 0700, THEN BELOW 1000 FT AGL
UNTIL 0800, THEN 4500-5500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH UNTIL 1100, THEN WEST
UNTIL 1500, THEN LIGHT UNTIL 1600, THEN SOUTH
AROUND 10 MPH.
SMOKE DISPERSAL.....POOR.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTH WINDS
4-8 MPH.
WEDNESDAY
MOSTLY CLEAR. HIGHS IN THE UPPER 80S. SOUTHWEST
WINDS 4-9 MPH.
THURSDAY
MOSTLY CLEAR. LOWS AROUND 60. HIGHS AROUND 90.
SOUTHWEST WINDS 5-12 MPH.
FRIDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 90S. SOUTH WINDS 6-13 MPH.
COZ250-312215-
SEDGWICK COUNTY-
INCLUDING JULESBURG, OVID, AND SEDGWICK
141 PM MDT MON AUG 31 2026
REST OF TODAY
SKY/WEATHER.........PARTLY CLOUDY(40-50%) UNTIL 1500, THEN MOSTLY
CLOUDY(55-60%).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....85-89.
24 HR TREND......4-7 DEGREES COOLER.
MIN HUMIDITY........31-35%.
24 HR TREND......4-7% WETTER.
20-FOOT WINDS.......SOUTHEAST WINDS 4-9 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....SOUTHWEST 25-35 MPH.
MIXING HEIGHT.......7000-8000 FT AGL.
TRANSPORT WINDS.....WEST AROUND 10 MPH UNTIL 1700, THEN SOUTHEAST.
SMOKE DISPERSAL.....FAIR.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF THUNDERSTORMS UNTIL
2100, THEN CHANCE OF RAIN SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS.
CHANCE OF THUNDER...50 PERCENT.
MIN TEMPERATURE.....60-64.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........98-100%.
24 HR TREND......20-25% WETTER.
20-FOOT WINDS.......SOUTHEAST WINDS 4-12 MPH.
CWR.................20 PERCENT INCREASING TO 30 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....SOUTHWEST 25-35 MPH.
MIXING HEIGHT.......1500-2500 FT AGL.
TRANSPORT WINDS.....SOUTH 10-15 MPH.
SMOKE DISPERSAL.....POOR.
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY(60-65%) UNTIL 1500, THEN PARTLY
CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS UNTIL
0900.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....83-87.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........41-45%.
24 HR TREND......7-10% WETTER.
20-FOOT WINDS.......WEST WINDS 5-13 MPH.
CWR.................10 PERCENT DECREASING TO 0 PERCENT IN THE
AFTERNOON.
15K FT MSL WINDS....SOUTHWEST 35-45 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0800, THEN 4000-5000 FT
AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH UNTIL 1300, THEN WEST.
SMOKE DISPERSAL.....POOR.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. SOUTH WINDS
4-7 MPH.
WEDNESDAY
MOSTLY CLEAR. HIGHS IN THE UPPER 80S. NORTHEAST
WINDS 4-7 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 90S. NORTHEAST WINDS 4-9 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER
90S. SOUTHEAST WINDS 5-12 MPH.
COZ251-312215-
PHILLIPS COUNTY-
INCLUDING AMHERST, HAXTUN, AND HOLYOKE
141 PM MDT MON AUG 31 2026
REST OF TODAY
SKY/WEATHER.........PARTLY CLOUDY(40-50%) UNTIL 1500, THEN MOSTLY
CLOUDY(55-60%).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....86-90.
24 HR TREND......2-4 DEGREES COOLER.
MIN HUMIDITY........31-35%.
24 HR TREND......4-7% WETTER.
20-FOOT WINDS.......EAST WINDS 4-12 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....SOUTHWEST 20-30 MPH.
MIXING HEIGHT.......7000-8000 FT AGL.
TRANSPORT WINDS.....WEST AROUND 10 MPH UNTIL 1600, THEN SOUTH.
SMOKE DISPERSAL.....FAIR.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. RAIN SHOWERS LIKELY AND CHANCE
OF THUNDERSTORMS UNTIL 2400, THEN CHANCE OF
RAIN SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS.
CHANCE OF THUNDER...50 PERCENT.
MIN TEMPERATURE.....AROUND 62.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........98-100%.
24 HR TREND......20-25% WETTER.
20-FOOT WINDS.......SOUTHEAST WINDS 4-12 MPH.
CWR.................40 PERCENT DECREASING TO 30 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....SOUTHWEST 25-35 MPH.
MIXING HEIGHT.......1500-2500 FT AGL UNTIL 2300, THEN BELOW 1000 FT
AGL UNTIL 0100, THEN 1000 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 10-15 MPH UNTIL 2100, THEN SOUTH.
SMOKE DISPERSAL.....POOR.
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY(60-65%) UNTIL 1500, THEN PARTLY
CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS UNTIL
0900. SLIGHT CHANCE OF THUNDERSTORMS AFTER
1500.
CHANCE OF THUNDER...20 PERCENT.
MAX TEMPERATURE.....84-88.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........40-46%.
24 HR TREND......7-10% WETTER.
20-FOOT WINDS.......WEST WINDS 4-12 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....SOUTHWEST 35-45 MPH.
MIXING HEIGHT.......1000 FT AGL UNTIL 0700, THEN BELOW 1000 FT AGL
UNTIL 0800, THEN 4000-5000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH UNTIL 1200, THEN WEST
UNTIL 1600, THEN LIGHT UNTIL 1700, THEN
SOUTHWEST AROUND 10 MPH.
SMOKE DISPERSAL.....POOR.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60. SOUTH WINDS
4-6 MPH.
WEDNESDAY
MOSTLY CLEAR. HIGHS AROUND 90. NORTHEAST WINDS
4-8 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 90S. NORTHEAST WINDS 4-9 MPH.
FRIDAY
MOSTLY CLEAR. SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN
THE LOWER 60S. HIGHS IN THE MID 90S. SOUTHEAST WINDS 5-12 MPH.
COZ246-312215-
NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH LINCOLN
COUNTY-
INCLUDING AGATE, HUGO, LIMON, AND MATHESON
141 PM MDT MON AUG 31 2026
REST OF TODAY
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF THUNDERSTORMS AFTER
1500.
CHANCE OF THUNDER...30 PERCENT.
MAX TEMPERATURE.....81-85.
24 HR TREND......4-7 DEGREES COOLER.
MIN HUMIDITY........33-37%.
24 HR TREND......10-15% WETTER.
20-FOOT WINDS.......SOUTHEAST WINDS 7-13 MPH WITH GUSTS TO AROUND
20 MPH.
CWR.................10 PERCENT.
15K FT MSL WINDS....SOUTHWEST 20-30 MPH.
MIXING HEIGHT.......6500-7500 FT AGL.
TRANSPORT WINDS.....SOUTH 10-15 MPH.
SMOKE DISPERSAL.....GOOD.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. RAIN SHOWERS LIKELY AND CHANCE
OF THUNDERSTORMS UNTIL 2400, THEN CHANCE OF
RAIN SHOWERS.
CHANCE OF THUNDER...50 PERCENT.
MIN TEMPERATURE.....56-60.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........89-97%.
24 HR TREND......10-15% WETTER.
20-FOOT WINDS.......EAST WINDS 5-12 MPH WITH GUSTS TO AROUND 20 MPH
UNTIL 2400, THEN WEST 4-8 MPH.
CWR.................40 PERCENT DECREASING TO 10 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....SOUTHWEST 25-35 MPH.
MIXING HEIGHT.......1500-2500 FT AGL UNTIL 0300, THEN BELOW 1000 FT
AGL.
TRANSPORT WINDS.....SOUTHEAST AROUND 15 MPH UNTIL 2000, THEN
NORTHWEST UNTIL 0100, THEN LIGHT UNTIL 0200,
THEN WEST AROUND 10 MPH UNTIL 0300, THEN LIGHT
UNTIL 0400, THEN SOUTH AROUND 10 MPH.
SMOKE DISPERSAL.....POOR.
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY(60-65%) UNTIL 1200, THEN PARTLY
CLOUDY(35-45%). CHANCE OF THUNDERSTORMS AFTER
1500.
CHANCE OF THUNDER...20 PERCENT.
MAX TEMPERATURE.....81-85.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........36-42%.
24 HR TREND......LITTLE CHANGE.
20-FOOT WINDS.......SOUTHWEST WINDS 5-13 MPH.
CWR.................0 PERCENT INCREASING TO 10 PERCENT IN THE
AFTERNOON.
15K FT MSL WINDS....SOUTHWEST 25-35 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0800, THEN 6500-7500 FT
AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH UNTIL 1100, THEN WEST
UNTIL 1500, THEN SOUTH UNTIL 1700, THEN
SOUTHEAST.
SMOKE DISPERSAL.....POOR UNTIL 1500, THEN FAIR.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTH WINDS
4-8 MPH.
WEDNESDAY
MOSTLY CLEAR. HIGHS IN THE UPPER 80S. SOUTHWEST
WINDS 5-12 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 80S. SOUTH WINDS 6-13 MPH.
FRIDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 80S. SOUTH WINDS 5-12 MPH.
COZ247-312215-
SOUTHEAST ELBERT COUNTY BELOW 6000 FEET/SOUTH LINCOLN COUNTY-
INCLUDING FORDER, KARVAL, KUTCH, AND PUNKIN CENTER
141 PM MDT MON AUG 31 2026
REST OF TODAY
SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS
AFTER 1500.
CHANCE OF THUNDER...20 PERCENT.
MAX TEMPERATURE.....83-89.
24 HR TREND......4-7 DEGREES COOLER.
MIN HUMIDITY........29-33%.
24 HR TREND......7-10% WETTER.
20-FOOT WINDS.......SOUTHEAST WINDS 7-14 MPH WITH GUSTS TO AROUND
20 MPH.
CWR.................10 PERCENT.
15K FT MSL WINDS....SOUTHWEST 25-35 MPH.
MIXING HEIGHT.......7500-8500 FT AGL.
TRANSPORT WINDS.....SOUTH 10-15 MPH.
SMOKE DISPERSAL.....GOOD.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF THUNDERSTORMS UNTIL
2100, THEN SLIGHT CHANCE OF THUNDERSTORMS UNTIL
2400. CHANCE OF RAIN SHOWERS AFTER 2100 UNTIL
0300.
CHANCE OF THUNDER...50 PERCENT.
MIN TEMPERATURE.....57-61.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........87-97%.
24 HR TREND......10-15% WETTER.
20-FOOT WINDS.......EAST WINDS 7-14 MPH WITH GUSTS TO AROUND 20 MPH
UNTIL 2400, THEN NORTH 4-8 MPH.
CWR.................30 PERCENT DECREASING TO 10 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....SOUTHWEST 30-40 MPH.
MIXING HEIGHT.......1500-2500 FT AGL UNTIL 2400, THEN BELOW 1000 FT
AGL UNTIL 0100, THEN 1000 FT AGL UNTIL 0200,
THEN BELOW 1000 FT AGL.
TRANSPORT WINDS.....SOUTH 10-15 MPH UNTIL 2100, THEN NORTHEAST
UNTIL 2200, THEN NORTH UNTIL 0300, THEN
NORTHEAST UNTIL 0400, THEN LIGHT.
SMOKE DISPERSAL.....POOR.
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY(60-65%) UNTIL 1200, THEN PARTLY
CLOUDY(30-40%). SLIGHT CHANCE OF THUNDERSTORMS
AFTER 1500.
CHANCE OF THUNDER...20 PERCENT.
MAX TEMPERATURE.....82-88.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........29-35%.
24 HR TREND......LITTLE CHANGE.
20-FOOT WINDS.......SOUTHWEST WINDS 4-13 MPH. GUSTS UP TO 20 MPH IN
THE AFTERNOON.
CWR.................0 PERCENT.
15K FT MSL WINDS....SOUTHWEST 25-35 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0800, THEN 6500-7500 FT
AGL.
TRANSPORT WINDS.....LIGHT WINDS UNTIL 0900, THEN SOUTHWEST AROUND
10 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1400, THEN GOOD.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTH WINDS
4-7 MPH.
WEDNESDAY
MOSTLY CLEAR. HIGHS IN THE UPPER 80S. SOUTHWEST
WINDS 4-9 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS AROUND 90.
WEST WINDS 5-12 MPH.
FRIDAY
PARTLY CLOUDY. LOWS AROUND 60. HIGHS IN THE LOWER 90S.
SOUTH WINDS 4-9 MPH.
COZ215-312215-
LARIMER AND BOULDER COUNTIES BETWEEN 6000 AND 9000 FEET-
INCLUDING ESTES PARK, GLENDEVEY, LARAMIE RIVER VALLEY, NEDERLAND,
AND RED FEATHER LAKES
141 PM MDT MON AUG 31 2026
REST OF TODAY
SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS
UNTIL 1500, THEN CHANCE OF THUNDERSTORMS.
CHANCE OF THUNDER...30 PERCENT.
MAX TEMPERATURE.....69-79.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........32-40%.
24 HR TREND......2-4% DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTH WINDS 5-12 MPH.
RIDGES/UPR SLOPES....SOUTH WINDS 4-13 MPH.
CWR.................10 PERCENT.
15K FT MSL WINDS....SOUTHWEST 15-20 MPH.
MIXING HEIGHT.......7000-8000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 10-15 MPH.
SMOKE DISPERSAL.....GOOD UNTIL 1700, THEN POOR.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. RAIN SHOWERS LIKELY AND CHANCE
OF THUNDERSTORMS UNTIL 2400, THEN CHANCE OF
RAIN SHOWERS.
CHANCE OF THUNDER...50 PERCENT.
MIN TEMPERATURE.....47-57.
24 HR TREND......2-4 DEGREES COOLER.
MAX HUMIDITY........79-89%.
24 HR TREND......7-10% WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHWEST WINDS 4-9 MPH.
RIDGES/UPR SLOPES....SOUTHWEST WINDS 4-9 MPH.
CWR.................40 PERCENT DECREASING TO 10 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....SOUTHWEST 15-25 MPH.
MIXING HEIGHT.......3000-4000 FT AGL UNTIL 2000, THEN BELOW 1000 FT
AGL UNTIL 2100, THEN 1000 FT AGL UNTIL 2200,
THEN BELOW 1000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH UNTIL 2400, THEN LIGHT
UNTIL 0300, THEN WEST AROUND 10 MPH.
SMOKE DISPERSAL.....POOR.
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 0900, THEN PARTLY
CLOUDY(30-40%). SLIGHT CHANCE OF THUNDERSTORMS
AFTER 1200 UNTIL 1500.
CHANCE OF THUNDER...10 PERCENT.
MAX TEMPERATURE.....70-80.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........32-40%.
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 5-13 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 7500-8500 FT
AGL.
TRANSPORT WINDS.....WEST 10-15 MPH UNTIL 1100, THEN 15-20 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1100, THEN VERY GOOD.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. WEST WINDS
4-8 MPH.
WEDNESDAY
MOSTLY CLEAR. HIGHS IN THE UPPER 70S. SOUTHWEST
WINDS 5-12 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE
UPPER 70S. SOUTHWEST WINDS 5-12 MPH.
FRIDAY
MOSTLY CLEAR. SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN
THE LOWER 50S. HIGHS AROUND 80. SOUTHWEST WINDS 4-9 MPH.
COZ216-312215-
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
141 PM MDT MON AUG 31 2026
REST OF TODAY
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF THUNDERSTORMS.
CHANCE OF THUNDER...50 PERCENT.
MAX TEMPERATURE.....71-81.
24 HR TREND......2-4 DEGREES COOLER.
MIN HUMIDITY........31-39%.
24 HR TREND......2-4% WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHEAST WINDS 4-9 MPH.
RIDGES/UPR SLOPES....SOUTH WINDS 4-12 MPH.
CWR.................30 PERCENT.
15K FT MSL WINDS....SOUTH 15-25 MPH.
MIXING HEIGHT.......6000-7000 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 10 MPH UNTIL 1700, THEN WEST.
SMOKE DISPERSAL.....FAIR.
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 UNTIL 0300.
CHANCE OF THUNDER...50 PERCENT.
MIN TEMPERATURE.....48-58.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........80-90%.
24 HR TREND......15-20% WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHWEST WINDS 4-8 MPH.
RIDGES/UPR SLOPES....SOUTHWEST WINDS 4-9 MPH.
CWR.................40 PERCENT DECREASING TO 10 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....SOUTHWEST 25-35 MPH.
MIXING HEIGHT.......1500-2500 FT AGL UNTIL 2000, THEN BELOW 1000 FT
AGL.
TRANSPORT WINDS.....WEST AROUND 10 MPH UNTIL 2000, THEN LIGHT UNTIL
2200, THEN WEST AROUND 10 MPH UNTIL 2300, THEN
LIGHT UNTIL 0100, THEN SOUTHWEST AROUND 10 MPH.
SMOKE DISPERSAL.....POOR.
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 0900, THEN PARTLY
CLOUDY(40-50%). SLIGHT CHANCE OF THUNDERSTORMS
AFTER 1200.
CHANCE OF THUNDER...20 PERCENT.
MAX TEMPERATURE.....71-81.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........30-40%.
24 HR TREND......LITTLE CHANGE.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHWEST WINDS 4-8 MPH UNTIL 1200, THEN
SOUTHEAST.
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....SOUTHWEST 20-30 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0800, THEN 6500-7500 FT
AGL.
TRANSPORT WINDS.....WEST AROUND 10 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN FAIR.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. WEST WINDS
4-7 MPH.
WEDNESDAY
MOSTLY CLEAR. HIGHS IN THE UPPER 70S. SOUTHWEST
WINDS 4-9 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE
LOWER 80S. SOUTHWEST WINDS 4-9 MPH.
FRIDAY
PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN
THE MID 50S. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS 4-9 MPH.
COZ211-312215-
JACKSON COUNTY BELOW 9000 FEET-
INCLUDING GOULD, NORTH PARK, RAND, SPICER, AND WALDEN
141 PM MDT MON AUG 31 2026
REST OF TODAY
SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS.
CHANCE OF THUNDER...20 PERCENT.
MAX TEMPERATURE.....69-75.
24 HR TREND......4-7 DEGREES WARMER.
MIN HUMIDITY........30-40%.
24 HR TREND......15-20% DRIER.
20-FOOT WINDS.......SOUTHWEST WINDS 7-11 MPH WITH GUSTS TO AROUND
20 MPH.
CWR.................10 PERCENT.
15K FT MSL WINDS....SOUTHWEST 15-20 MPH.
MIXING HEIGHT.......7000-8000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 10-15 MPH.
SMOKE DISPERSAL.....GOOD UNTIL 1700, THEN FAIR.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. RAIN SHOWERS LIKELY AND CHANCE
OF THUNDERSTORMS UNTIL 2100, THEN CHANCE OF
RAIN SHOWERS UNTIL 0300, THEN SLIGHT CHANCE OF
RAIN SHOWERS.
CHANCE OF THUNDER...50 PERCENT.
MIN TEMPERATURE.....40-46.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........91-100%.
24 HR TREND......4-7% WETTER.
20-FOOT WINDS.......SOUTH WINDS 4-9 MPH.
CWR.................40 PERCENT DECREASING TO 10 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....SOUTH 15-20 MPH.
MIXING HEIGHT.......1500-2500 FT AGL UNTIL 0400, THEN BELOW 1000 FT
AGL.
TRANSPORT WINDS.....SOUTH AROUND 10 MPH UNTIL 2200, THEN LIGHT
UNTIL 2300, THEN SOUTH AROUND 10 MPH UNTIL
0100, THEN LIGHT UNTIL 0200, THEN SOUTH AROUND
10 MPH.
SMOKE DISPERSAL.....POOR.
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 0900, THEN PARTLY
CLOUDY(30-40%).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....68-74.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........32-38%.
24 HR TREND......LITTLE CHANGE.
20-FOOT WINDS.......SOUTHWEST WINDS 8-16 MPH WITH GUSTS TO AROUND
30 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 20-30 MPH.
MIXING HEIGHT.......1000 FT AGL UNTIL 0700, THEN BELOW 1000 FT AGL
UNTIL 0800, THEN 7000-8000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 10-15 MPH UNTIL 1100, THEN WEST 20-25
MPH.
SMOKE DISPERSAL.....POOR UNTIL 1000. VERY GOOD AFTER 1200.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 30S. SOUTH WINDS
5-12 MPH.
WEDNESDAY
MOSTLY CLEAR. HIGHS IN THE LOWER 70S. SOUTHWEST
WINDS 12-18 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE MID
70S. SOUTHWEST WINDS 10-17 MPH.
FRIDAY
MOSTLY CLEAR. SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN
THE UPPER 30S. HIGHS IN THE UPPER 70S. SOUTH WINDS 6-13 MPH.
COZ213-312215-
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
141 PM MDT MON AUG 31 2026
REST OF TODAY
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF THUNDERSTORMS.
CHANCE OF THUNDER...50 PERCENT.
MAX TEMPERATURE.....68-76.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........32-42%.
24 HR TREND......7-10% DRIER.
20-FOOT WINDS.......SOUTHWEST WINDS 4-9 MPH.
CWR.................30 PERCENT.
15K FT MSL WINDS....SOUTHWEST AROUND 15 MPH.
MIXING HEIGHT.......5500-6500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH.
SMOKE DISPERSAL.....FAIR.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. RAIN SHOWERS LIKELY AND CHANCE
OF THUNDERSTORMS UNTIL 2400, THEN CHANCE OF
RAIN SHOWERS.
CHANCE OF THUNDER...50 PERCENT.
MIN TEMPERATURE.....43-49.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........91-100%.
24 HR TREND......4-7% WETTER.
20-FOOT WINDS.......SOUTH WINDS 4-7 MPH.
CWR.................50 PERCENT DECREASING TO 10 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....SOUTHWEST 15-25 MPH.
MIXING HEIGHT.......1000-2000 FT AGL UNTIL 0200, THEN BELOW 1000 FT
AGL.
TRANSPORT WINDS.....SOUTH AROUND 10 MPH UNTIL 2000, THEN LIGHT.
SMOKE DISPERSAL.....POOR.
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 0900, THEN PARTLY
CLOUDY(30-40%). SLIGHT CHANCE OF THUNDERSTORMS
AFTER 1200 UNTIL 1500.
CHANCE OF THUNDER...10 PERCENT.
MAX TEMPERATURE.....68-76.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........28-38%.
24 HR TREND......LITTLE CHANGE.
20-FOOT WINDS.......WEST WINDS 5-13 MPH. GUSTS UP TO 25 MPH IN THE
AFTERNOON.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 15-25 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0800, THEN 6500-7500 FT
AGL.
TRANSPORT WINDS.....LIGHT WINDS UNTIL 1000, THEN WEST 10-15 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN GOOD.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. SOUTH WINDS
4-6 MPH.
WEDNESDAY
MOSTLY CLEAR. HIGHS IN THE MID 70S. SOUTHWEST WINDS
6-13 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE MID
70S. SOUTH WINDS 4-8 MPH.
FRIDAY
PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN
THE LOWER 40S. HIGHS IN THE UPPER 70S. SOUTH WINDS 4-7 MPH.
COZ214-312215-
CENTRAL AND SOUTHEAST PARK COUNTY-
INCLUDING ELEVEN MILE CANYON RESERVOIR, FAIRPLAY, GUFFEY,
HARTSEL, LAKE GEORGE, AND SOUTH PARK
141 PM MDT MON AUG 31 2026
REST OF TODAY
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF THUNDERSTORMS.
CHANCE OF THUNDER...50 PERCENT.
MAX TEMPERATURE.....66-74.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........34-40%.
24 HR TREND......4-7% WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTH WINDS 6-12 MPH WITH GUSTS TO AROUND
20 MPH.
RIDGES/UPR SLOPES....SOUTH WINDS 7-12 MPH WITH GUSTS TO AROUND
20 MPH.
CWR.................20 PERCENT.
15K FT MSL WINDS....SOUTHWEST 20-30 MPH.
MIXING HEIGHT.......6000-7000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 10-15 MPH.
SMOKE DISPERSAL.....GOOD.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. RAIN SHOWERS LIKELY AND CHANCE
OF THUNDERSTORMS UNTIL 2100, THEN CHANCE OF
RAIN SHOWERS UNTIL 0300, THEN SLIGHT CHANCE OF
RAIN SHOWERS.
CHANCE OF THUNDER...50 PERCENT.
MIN TEMPERATURE.....43-51.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........89-99%.
24 HR TREND......15-20% WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHWEST WINDS 4-8 MPH.
RIDGES/UPR SLOPES....SOUTHWEST WINDS 4-12 MPH. GUSTS UP TO 20
MPH AFTER MIDNIGHT.
CWR.................30 PERCENT DECREASING TO 10 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....SOUTHWEST 30-40 MPH.
MIXING HEIGHT.......1500-2500 FT AGL UNTIL 2300, THEN BELOW 1000 FT
AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH UNTIL 2000, THEN LIGHT
UNTIL 2100, THEN SOUTHWEST AROUND 10 MPH UNTIL
2200, THEN LIGHT UNTIL 2400, THEN SOUTHWEST
AROUND 10 MPH.
SMOKE DISPERSAL.....POOR.
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 0900, THEN PARTLY
CLOUDY(30-35%).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....68-76.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........26-32%.
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 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, THEN 8500-9500 FT
AGL.
TRANSPORT WINDS.....WEST 10-15 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1100. VERY GOOD AFTER 1400.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. WEST WINDS
4-8 MPH.
WEDNESDAY
MOSTLY CLEAR. HIGHS IN THE MID 70S. WEST WINDS
7-14 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN THE MID
70S. WEST WINDS 5-12 MPH.
FRIDAY
PARTLY CLOUDY. CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE
OF THUNDERSTORMS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 70S.
WEST WINDS 5-12 MPH.
COZ218-312215-
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
141 PM MDT MON AUG 31 2026
REST OF TODAY
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF THUNDERSTORMS.
CHANCE OF THUNDER...40 PERCENT.
MAX TEMPERATURE.....59-69.
24 HR TREND......2-4 DEGREES WARMER.
MIN HUMIDITY........34-44%.
24 HR TREND......15-20% DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHWEST WINDS 4-13 MPH.
RIDGES/UPR SLOPES....SOUTHWEST WINDS 6-12 MPH.
CWR.................20 PERCENT.
15K FT MSL WINDS....SOUTHWEST 15-20 MPH.
MIXING HEIGHT.......6000-7000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 10-15 MPH.
SMOKE DISPERSAL.....GOOD UNTIL 1700, THEN POOR.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. RAIN SHOWERS AND CHANCE OF
THUNDERSTORMS UNTIL 2100, THEN CHANCE OF RAIN
SHOWERS.
CHANCE OF THUNDER...50 PERCENT.
MIN TEMPERATURE.....39-49.
24 HR TREND......2-4 DEGREES COOLER.
MAX HUMIDITY........85-95%.
24 HR TREND......10-15% WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHWEST WINDS 4-9 MPH.
RIDGES/UPR SLOPES....SOUTHWEST WINDS 4-12 MPH. GUSTS UP TO 20
MPH AFTER MIDNIGHT.
CWR.................50 PERCENT DECREASING TO 10 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....SOUTHWEST 15-25 MPH.
MIXING HEIGHT.......1500-2500 FT AGL UNTIL 2400, THEN BELOW 1000 FT
AGL UNTIL 0100, THEN 1000 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 10 MPH UNTIL 2100, THEN LIGHT
UNTIL 2300, THEN SOUTHWEST AROUND 10 MPH.
SMOKE DISPERSAL.....POOR.
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 0900, THEN PARTLY
CLOUDY(35-45%). SLIGHT CHANCE OF THUNDERSTORMS
AFTER 1200 UNTIL 1500.
CHANCE OF THUNDER...20 PERCENT.
MAX TEMPERATURE.....58-68.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........33-43%.
24 HR TREND......LITTLE CHANGE.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...WEST WINDS 7-15 MPH WITH GUSTS TO AROUND
25 MPH.
RIDGES/UPR SLOPES....WEST WINDS 8-16 MPH WITH GUSTS TO AROUND
30 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 20-30 MPH.
MIXING HEIGHT.......6000-7000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 10-15 MPH UNTIL 1100, THEN WEST 15-20
MPH.
SMOKE DISPERSAL.....POOR UNTIL 1100, THEN GOOD.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTHWEST
WINDS 4-9 MPH.
WEDNESDAY
MOSTLY CLEAR. HIGHS IN THE MID 60S. SOUTHWEST WINDS
9-16 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE
UPPER 60S. SOUTHWEST WINDS 8-15 MPH.
FRIDAY
MOSTLY CLEAR. SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN
THE MID 40S. HIGHS IN THE UPPER 60S. SOUTHWEST WINDS 5-12 MPH.
COZ212-312215-
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
141 PM MDT MON AUG 31 2026
REST OF TODAY
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF THUNDERSTORMS. RAIN
SHOWERS LIKELY AFTER 1500.
CHANCE OF THUNDER...50 PERCENT.
MAX TEMPERATURE.....58-68.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........36-46%.
24 HR TREND......4-7% DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTH WINDS 4-9 MPH.
RIDGES/UPR SLOPES....SOUTHWEST WINDS 4-13 MPH.
CWR.................40 PERCENT.
15K FT MSL WINDS....SOUTH 15-25 MPH.
MIXING HEIGHT.......4500-5500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH.
SMOKE DISPERSAL.....POOR.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. RAIN SHOWERS LIKELY AND CHANCE
OF THUNDERSTORMS UNTIL 2400, THEN CHANCE OF
RAIN SHOWERS.
CHANCE OF THUNDER...50 PERCENT.
MIN TEMPERATURE.....38-48.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........87-97%.
24 HR TREND......20-25% WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHWEST WINDS 4-9 MPH.
RIDGES/UPR SLOPES....SOUTHWEST WINDS 5-13 MPH. GUSTS UP TO 20
MPH AFTER MIDNIGHT.
CWR.................50 PERCENT DECREASING TO 10 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....SOUTHWEST 20-30 MPH.
MIXING HEIGHT.......1500-2500 FT AGL UNTIL 2300, THEN BELOW 1000 FT
AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH UNTIL 1900, THEN LIGHT
UNTIL 2100, THEN SOUTHWEST AROUND 10 MPH.
SMOKE DISPERSAL.....POOR.
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 0900, THEN PARTLY
CLOUDY(30-40%). SLIGHT CHANCE OF THUNDERSTORMS
AFTER 1200 UNTIL 1500.
CHANCE OF THUNDER...10 PERCENT.
MAX TEMPERATURE.....59-69.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........30-40%.
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.................0 PERCENT.
15K FT MSL WINDS....WEST 15-25 MPH.
MIXING HEIGHT.......1000 FT AGL UNTIL 0700, THEN BELOW 1000 FT AGL
UNTIL 0800, THEN 7000-8000 FT AGL.
TRANSPORT WINDS.....WEST 10-15 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1100, THEN GOOD.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. WEST WINDS
4-8 MPH.
WEDNESDAY
MOSTLY CLEAR. HIGHS IN THE MID 60S. WEST WINDS
7-14 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE
UPPER 60S. SOUTHWEST WINDS 6-13 MPH.
FRIDAY
PARTLY CLOUDY. CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 40S. HIGHS IN THE UPPER 60S. SOUTHWEST WINDS 4-9 MPH.
COZ217-312215-
WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET-
INCLUDING EAST SLOPES PARK AND NORTHERN GORE RANGES, GORE PASS,
AND RABBIT EARS PASS
141 PM MDT MON AUG 31 2026
REST OF TODAY
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS UNTIL 1500, THEN
CHANCE OF THUNDERSTORMS.
CHANCE OF THUNDER...30 PERCENT.
MAX TEMPERATURE.....61-71.
24 HR TREND......2-4 DEGREES WARMER.
MIN HUMIDITY........36-46%.
24 HR TREND......7-10% DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHWEST WINDS 5-12 MPH WITH GUSTS TO
AROUND 20 MPH.
RIDGES/UPR SLOPES....SOUTHWEST WINDS 6-13 MPH WITH GUSTS TO
AROUND 20 MPH.
CWR.................10 PERCENT.
15K FT MSL WINDS....SOUTHWEST 15-20 MPH.
MIXING HEIGHT.......7000-8000 FT AGL.
TRANSPORT WINDS.....WEST 10-15 MPH.
SMOKE DISPERSAL.....GOOD.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF THUNDERSTORMS UNTIL
2100. RAIN SHOWERS LIKELY UNTIL 0300, THEN
CHANCE OF RAIN SHOWERS.
CHANCE OF THUNDER...50 PERCENT.
MIN TEMPERATURE.....41-49.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........86-96%.
24 HR TREND......10-15% WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTH WINDS 4-9 MPH.
RIDGES/UPR SLOPES....SOUTHWEST WINDS 4-12 MPH. GUSTS UP TO 20
MPH AFTER MIDNIGHT.
CWR.................40 PERCENT DECREASING TO 10 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....SOUTH 15-20 MPH.
MIXING HEIGHT.......2000-3000 FT AGL UNTIL 2100, THEN BELOW 1000 FT
AGL UNTIL 2300, THEN 1500 FT AGL UNTIL 0300,
THEN BELOW 1000 FT AGL UNTIL 0400, THEN 1000 FT
AGL.
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.
SMOKE DISPERSAL.....POOR.
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 0900, THEN PARTLY
CLOUDY(35-45%). SLIGHT CHANCE OF RAIN SHOWERS
UNTIL 1200.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....60-70.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........34-44%.
24 HR TREND......LITTLE CHANGE.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHWEST WINDS 8-16 MPH WITH GUSTS TO
AROUND 30 MPH.
RIDGES/UPR SLOPES....SOUTHWEST WINDS 8-16 MPH WITH GUSTS TO
AROUND 30 MPH.
CWR.................10 PERCENT DECREASING TO 0 PERCENT IN THE
AFTERNOON.
15K FT MSL WINDS....WEST 20-30 MPH.
MIXING HEIGHT.......1000 FT AGL UNTIL 0700, THEN BELOW 1000 FT AGL
UNTIL 0800, THEN 6000-7000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 10-15 MPH UNTIL 1100, THEN WEST
AROUND 20 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1100. VERY GOOD AFTER 1500.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTHWEST
WINDS 6-13 MPH.
WEDNESDAY
MOSTLY CLEAR. HIGHS IN THE UPPER 60S. SOUTHWEST
WINDS 13-20 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE
UPPER 60S. SOUTHWEST WINDS 10-17 MPH.
FRIDAY
MOSTLY CLEAR. SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN
THE MID 40S. HIGHS IN THE LOWER 70S. SOUTH WINDS 8-15 MPH.
OUTLOOK 6 TO 10 DAYS
TEMPERATURES ABOVE NORMAL AND PRECIPITATION ABOVE NORMAL.
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