165
FNUS55 KBOU 202041
FWFBOU
FIRE WEATHER FORECAST FOR NORTHEAST AND NORTH CENTRAL COLORADO
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
141 PM MST SAT DEC 20 2025
DISCUSSION...TONIGHT AND SUNDAY
SNOW SHOWERS WILL END ACROSS
THE MOUNTAINS OVERNIGHT. ANY SPOTTY ELEVATED FIRE WEATHER
CONDITIONS ACROSS THE SOUTHERN FOOTHILLS (MAINLY NEAR THE
POLHEMUS/CHEESMAN RAWS SITES) SHOULD QUICKLY DIMINISH LATER THIS
AFTERNOON AND EVENING. GENERALLY GOOD RELATIVE HUMIDITY RECOVERY
IS FORECAST IN THE REGION. TOMORROW SHOULD BE WARMER AND DRIER
ACROSS THE PLAINS. WINDS SHOULD PICK UP ACROSS THE HIGHER FRONT
RANGE MOUNTAINS BY THE AFTERNOON HOURS. FAIR TO GOOD SMOKE
DISPERSAL IS FORECAST FOR THE HIGH COUNTRY WITH POOR DISPERSAL
ELSEWHERE.
LONG TERM DISCUSSION...SUNDAY NIGHT THROUGH THURSDAY...MILD AND
DRY CONDITIONS WILL PREVAIL THROUGH NEXT WEEK WITH TEMPERATURES
REMAINING WELL ABOVE NORMAL EACH DAY. GUSTY WEST WINDS DEVELOP
MONDAY IN THE FOOTHILLS AND MOUNTAINS, WITH GUSTS TO 50 MPH.
THREAT FOR HIGH WINDS THIS UPCOMING WEEK IS LOW, GIVEN THE WEAKER
WINDS ALOFT AND WIND DIRECTION ALOFT TURNING TO THE SOUTHWEST.
GUSTY, BUT NOT STRONG, WINDS WILL BE POSSIBLE AGAIN FOR WEDNESDAY
AND THURSDAY IN THE HIGHER FOOTHILLS AND MOUNTAINS. NEXT CHANCE
FOR MOUNTAIN SNOW WILL COME LATE WEDNESDAY AND CONTINUE 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...
COZ238-211130-
LARIMER COUNTY BELOW 6000 FEET/NORTHWEST WELD COUNTY-
INCLUDING FORT COLLINS, HEREFORD, LOVELAND, NUNN,
AND WEST PAWNEE GRASSLANDS
141 PM MST SAT DEC 20 2025
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY(35-45%) UNTIL 2000, THEN MOSTLY
CLOUDY(50-60%).
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....25-29.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........83-93%.
24 HR TREND......4-7% WETTER.
20-FOOT WINDS.......WEST WINDS 4-7 MPH UNTIL 2300, THEN NORTHWEST.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 50-60 MPH.
MIXING HEIGHT.......1000 FT AGL UNTIL 2000, THEN BELOW 1000 FT AGL.
TRANSPORT WINDS.....WEST AROUND 10 MPH UNTIL 2000, THEN LIGHT.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY(50-60%) UNTIL 1100, THEN PARTLY
CLOUDY(40-50%).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....50-54.
24 HR TREND......10-15 DEGREES WARMER.
MIN HUMIDITY........36-40%.
24 HR TREND......2-4% DRIER.
20-FOOT WINDS.......WEST WINDS 4-7 MPH UNTIL 1100, THEN SOUTH 4-9
MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 50-60 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0900, THEN 1000-1500 FT
AGL UNTIL 1600, THEN BELOW 1000 FT AGL.
TRANSPORT WINDS.....LIGHT WINDS UNTIL 1100, THEN SOUTH AROUND 10
MPH UNTIL 1600, THEN LIGHT.
SMOKE DISPERSAL.....POOR.
SUNDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....30-36.
24 HR TREND......4-7 DEGREES WARMER.
MAX HUMIDITY........69-79%.
24 HR TREND......15-20% DRIER.
20-FOOT WINDS.......NORTHWEST WINDS 4-8 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 55-65 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 2400, THEN 1000 FT AGL
UNTIL 0100, THEN BELOW 1000 FT AGL.
TRANSPORT WINDS.....LIGHT WINDS UNTIL 2300, THEN SOUTHWEST AROUND
10 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........PARTLY CLOUDY(30-40%) UNTIL 1100, THEN MOSTLY
SUNNY UNTIL 1400, THEN PARTLY CLOUDY(30-35%).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....63-67.
24 HR TREND......10-15 DEGREES WARMER.
MIN HUMIDITY........21-25%.
24 HR TREND......10-15% DRIER.
20-FOOT WINDS.......WEST WINDS 7-15 MPH. GUSTS UP TO 25 MPH
INCREASING TO 35 MPH IN THE AFTERNOON.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 55-65 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0900, THEN 3000-4000 FT
AGL.
TRANSPORT WINDS.....SOUTHWEST 10-15 MPH UNTIL 1300, THEN WEST 15-20
MPH.
SMOKE DISPERSAL.....POOR UNTIL 1400, THEN FAIR.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. WEST WINDS
4-8 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE UPPER 50S. SOUTHWEST WINDS
4-8 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE MID
60S. SOUTHWEST WINDS 4-9 MPH.
CHRISTMAS DAY
PARTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE
MID 60S. WEST WINDS 6-13 MPH.
COZ239-211130-
BOULDER AND JEFFERSON COUNTIES BELOW 6000 FEET/WEST BROOMFIELD
COUNTY-
INCLUDING ARVADA, BOULDER, GOLDEN, LAKEWOOD, AND LONGMONT
141 PM MST SAT DEC 20 2025
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY(35-45%).
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....28-34.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........72-82%.
24 HR TREND......10-15% WETTER.
20-FOOT WINDS.......SOUTHEAST WINDS 4-7 MPH UNTIL 2300, THEN
NORTHWEST 4-6 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 45-55 MPH.
MIXING HEIGHT.......1000-1500 FT AGL.
TRANSPORT WINDS.....NORTHWEST AROUND 10 MPH UNTIL 1800, THEN LIGHT.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY(50-60%) UNTIL 1100, THEN PARTLY
CLOUDY(30-40%).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....55-61.
24 HR TREND......10-15 DEGREES WARMER.
MIN HUMIDITY........28-36%.
24 HR TREND......LITTLE CHANGE.
20-FOOT WINDS.......SOUTHWEST WINDS 5-13 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 50-60 MPH.
MIXING HEIGHT.......2500-3500 FT AGL.
TRANSPORT WINDS.....LIGHT WINDS UNTIL 1100, THEN SOUTH 10-15 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....35-43.
24 HR TREND......7-10 DEGREES WARMER.
MAX HUMIDITY........52-62%.
24 HR TREND......35-50% DRIER.
20-FOOT WINDS.......SOUTHWEST WINDS 5-13 MPH. GUSTS UP TO 20 MPH
AFTER MIDNIGHT.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 55-65 MPH.
MIXING HEIGHT.......1000-1500 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 10 MPH UNTIL 1800, THEN LIGHT
UNTIL 1900, THEN SOUTH AROUND 10 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....66-70.
24 HR TREND......7-10 DEGREES WARMER.
MIN HUMIDITY........16-22%.
24 HR TREND......10-15% DRIER.
20-FOOT WINDS.......SOUTHWEST WINDS 9-17 MPH WITH GUSTS TO AROUND
30 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 55-65 MPH.
MIXING HEIGHT.......4000-5000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 10-15 MPH UNTIL 1200, THEN WEST 20-25
MPH UNTIL 1600, THEN SOUTHWEST AROUND 15 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1300, THEN GOOD UNTIL 1600, THEN
POOR.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 30S. SOUTHWEST
WINDS 6-13 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE LOWER 60S. SOUTHWEST WINDS
4-8 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 30S. HIGHS IN THE
MID 60S. SOUTHWEST WINDS 7-14 MPH.
CHRISTMAS DAY
PARTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN
THE MID 60S. SOUTHWEST WINDS 8-15 MPH.
COZ240-211130-
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 MST SAT DEC 20 2025
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY(30-40%).
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....27-33.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........69-79%.
24 HR TREND......4-7% DRIER.
20-FOOT WINDS.......SOUTHEAST WINDS 4-8 MPH UNTIL 2300, THEN SOUTH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 45-55 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL.
TRANSPORT WINDS.....NORTHEAST AROUND 10 MPH UNTIL 1900, THEN LIGHT
UNTIL 2100, THEN SOUTH AROUND 10 MPH UNTIL
2400, THEN LIGHT.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........PARTLY CLOUDY(40-50%) UNTIL 0800, THEN MOSTLY
CLOUDY(50-60%) UNTIL 1400, THEN PARTLY
CLOUDY(30-40%).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....58-64.
24 HR TREND......15-20 DEGREES WARMER.
MIN HUMIDITY........24-30%.
24 HR TREND......2-4% DRIER.
20-FOOT WINDS.......SOUTH WINDS 4-12 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 45-55 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0900, THEN 2500-3500 FT
AGL.
TRANSPORT WINDS.....LIGHT WINDS UNTIL 1000, THEN SOUTH 10-15 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....38-42.
24 HR TREND......7-10 DEGREES WARMER.
MAX HUMIDITY........48-58%.
24 HR TREND......15-20% DRIER.
20-FOOT WINDS.......SOUTH WINDS 5-13 MPH. GUSTS UP TO 20 MPH AFTER
MIDNIGHT.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 50-60 MPH.
MIXING HEIGHT.......1000 FT AGL UNTIL 1800, THEN BELOW 1000 FT AGL.
TRANSPORT WINDS.....SOUTH 10-15 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1400, THEN PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....69-73.
24 HR TREND......7-10 DEGREES WARMER.
MIN HUMIDITY........12-16%.
24 HR TREND......10-15% DRIER.
20-FOOT WINDS.......SOUTHWEST WINDS 8-15 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 55-65 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0900, THEN 3500-4500 FT
AGL.
TRANSPORT WINDS.....SOUTHWEST 10-15 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 30S. SOUTH WINDS
6-12 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE MID 60S. SOUTHWEST WINDS
5-12 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 30S. HIGHS IN THE
UPPER 60S. SOUTHWEST WINDS 8-15 MPH.
CHRISTMAS DAY
PARTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN
THE UPPER 60S. SOUTHWEST WINDS 9-16 MPH.
COZ241-211130-
ELBERT/CENTRAL AND EAST DOUGLAS COUNTIES ABOVE 6000 FEET-
INCLUDING CASTLE ROCK, ELBERT, FONDIS, KIOWA, AND LARKSPUR
141 PM MST SAT DEC 20 2025
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....27-33.
24 HR TREND......2-4 DEGREES WARMER.
MAX HUMIDITY........66-76%.
24 HR TREND......25-35% DRIER.
20-FOOT WINDS.......SOUTH WINDS 6-14 MPH. GUSTS UP TO 20 MPH AFTER
MIDNIGHT.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 45-55 MPH.
MIXING HEIGHT.......1000 FT AGL UNTIL 1800, THEN BELOW 1000 FT AGL.
TRANSPORT WINDS.....SOUTHEAST AROUND 10 MPH UNTIL 1900, THEN SOUTH.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........PARTLY CLOUDY(40-50%) UNTIL 0800, THEN MOSTLY
CLOUDY(50-60%) UNTIL 1400, THEN PARTLY
CLOUDY(35-45%).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....53-63.
24 HR TREND......7-10 DEGREES WARMER.
MIN HUMIDITY........27-35%.
24 HR TREND......2-4% WETTER.
20-FOOT WINDS.......SOUTH WINDS 9-17 MPH. GUSTS UP TO 20 MPH
INCREASING TO 30 MPH IN THE AFTERNOON.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 45-55 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0900, THEN 3000-4000 FT
AGL.
TRANSPORT WINDS.....SOUTH 15-20 MPH UNTIL 1400, THEN SOUTHWEST
20-25 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1400, THEN FAIR.
SUNDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....37-43.
24 HR TREND......7-10 DEGREES WARMER.
MAX HUMIDITY........50-60%.
24 HR TREND......10-15% DRIER.
20-FOOT WINDS.......SOUTHWEST WINDS 9-16 MPH WITH GUSTS TO AROUND
25 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 50-60 MPH.
MIXING HEIGHT.......1000 FT AGL UNTIL 1900, THEN BELOW 1000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 20 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY UNTIL 0800, THEN PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....66-72.
24 HR TREND......10-15 DEGREES WARMER.
MIN HUMIDITY........13-17%.
24 HR TREND......15-20% DRIER.
20-FOOT WINDS.......SOUTHWEST WINDS 9-16 MPH WITH GUSTS TO AROUND
25 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 55-65 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0900, THEN 3500-4500 FT
AGL.
TRANSPORT WINDS.....WEST 15-20 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1300, THEN GOOD UNTIL 1600, THEN
POOR.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 30S. SOUTHWEST
WINDS 6-13 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE MID 60S. SOUTH WINDS
7-14 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS AROUND 40. HIGHS IN THE MID 60S.
SOUTHWEST WINDS 9-16 MPH.
CHRISTMAS DAY
PARTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN
THE MID 60S. SOUTHWEST WINDS 10-17 MPH.
COZ242-211130-
NORTHEAST WELD COUNTY-
INCLUDING BRIGGSDALE, EAST PAWNEE GRASSLANDS, GROVER,
PAWNEE BUTTES, RAYMER, AND STONEHAM
141 PM MST SAT DEC 20 2025
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY(40-50%) UNTIL 2300, THEN MOSTLY
CLOUDY(50-60%).
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....23-27.
24 HR TREND......2-4 DEGREES COOLER.
MAX HUMIDITY........86-96%.
24 HR TREND......4-7% WETTER.
20-FOOT WINDS.......SOUTHWEST WINDS 4-8 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 55-65 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY(50-60%) UNTIL 1400, THEN PARTLY
CLOUDY(40-50%).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....51-55.
24 HR TREND......10-15 DEGREES WARMER.
MIN HUMIDITY........35-39%.
24 HR TREND......LITTLE CHANGE.
20-FOOT WINDS.......SOUTHWEST WINDS 5-13 MPH. GUSTS UP TO 20 MPH IN
THE AFTERNOON.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 50-60 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 1200, THEN 1000 FT AGL
UNTIL 1500, THEN BELOW 1000 FT AGL.
TRANSPORT WINDS.....SOUTH 10-15 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....27-35.
24 HR TREND......2-4 DEGREES WARMER.
MAX HUMIDITY........71-81%.
24 HR TREND......7-10% DRIER.
20-FOOT WINDS.......WEST WINDS 4-8 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 45-55 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........PARTLY CLOUDY(30-40%).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....64-68.
24 HR TREND......10-15 DEGREES WARMER.
MIN HUMIDITY........20-24%.
24 HR TREND......10-15% DRIER.
20-FOOT WINDS.......WEST WINDS 4-12 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 50-60 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 1100, THEN 2000-3000 FT
AGL.
TRANSPORT WINDS.....WEST AROUND 10 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 30. NORTHWEST WINDS
4-7 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE UPPER 50S. SOUTH WINDS
4-8 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS IN THE
MID 60S. SOUTHWEST WINDS 4-9 MPH.
CHRISTMAS DAY
PARTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE
MID 60S. WEST WINDS 6-12 MPH.
COZ243-211130-
CENTRAL AND SOUTH WELD COUNTY-
INCLUDING EATON, FORT LUPTON, GREELEY, AND ROGGEN
141 PM MST SAT DEC 20 2025
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY(40-50%).
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....23-27.
24 HR TREND......4-7 DEGREES COOLER.
MAX HUMIDITY........88-98%.
24 HR TREND......4-7% WETTER.
20-FOOT WINDS.......SOUTHEAST WINDS 4-8 MPH UNTIL 2300, THEN
NORTHEAST 4-7 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 45-55 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL.
TRANSPORT WINDS.....SOUTHEAST AROUND 10 MPH UNTIL 2200, THEN LIGHT.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY(50-60%) UNTIL 1400, THEN PARTLY
CLOUDY(35-45%).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....51-57.
24 HR TREND......10-15 DEGREES WARMER.
MIN HUMIDITY........34-42%.
24 HR TREND......2-4% WETTER.
20-FOOT WINDS.......WEST WINDS 4-6 MPH UNTIL 1100, THEN SOUTHEAST
4-9 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 50-60 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 1300, THEN 1000 FT AGL
UNTIL 1500, THEN BELOW 1000 FT AGL.
TRANSPORT WINDS.....LIGHT WINDS.
SMOKE DISPERSAL.....POOR.
SUNDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....26-36.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........76-86%.
24 HR TREND......7-10% DRIER.
20-FOOT WINDS.......WEST WINDS 4-8 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 50-60 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL.
TRANSPORT WINDS.....LIGHT WINDS UNTIL 2300, THEN SOUTHWEST AROUND
10 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........PARTLY CLOUDY(35-45%).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....66-70.
24 HR TREND......15-20 DEGREES WARMER.
MIN HUMIDITY........18-24%.
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....WEST 55-65 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 1200, THEN 3000-4000 FT
AGL.
TRANSPORT WINDS.....SOUTHWEST 10-15 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. SOUTH WINDS
4-8 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE UPPER 50S. SOUTHWEST WINDS
4-8 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS IN THE
UPPER 60S. SOUTHWEST WINDS 4-9 MPH.
CHRISTMAS DAY
PARTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE
UPPER 60S. SOUTHWEST WINDS 6-13 MPH.
COZ244-211130-
MORGAN COUNTY-
INCLUDING BRUSH, FORT MORGAN, GOODRICH, AND WIGGINS
141 PM MST SAT DEC 20 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY(50-60%) UNTIL 2000, THEN PARTLY
CLOUDY(40-50%).
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....24-28.
24 HR TREND......4-7 DEGREES COOLER.
MAX HUMIDITY........88-98%.
24 HR TREND......4-7% WETTER.
20-FOOT WINDS.......SOUTH WINDS 4-8 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 50-60 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY(50-60%).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....52-58.
24 HR TREND......10-15 DEGREES WARMER.
MIN HUMIDITY........36-40%.
24 HR TREND......LITTLE CHANGE.
20-FOOT WINDS.......SOUTH WINDS 4-12 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 45-55 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 1000, THEN 1000 FT AGL
UNTIL 1600, THEN BELOW 1000 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....28-34.
24 HR TREND......2-4 DEGREES WARMER.
MAX HUMIDITY........82-92%.
24 HR TREND......LITTLE CHANGE.
20-FOOT WINDS.......SOUTHWEST WINDS 4-9 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 40-50 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 10 MPH UNTIL 2000, THEN SOUTHWEST.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........PARTLY CLOUDY(30-40%) UNTIL 1100, THEN MOSTLY
SUNNY UNTIL 1400, THEN PARTLY CLOUDY(30-35%).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....66-70.
24 HR TREND......10-15 DEGREES WARMER.
MIN HUMIDITY........22-26%.
24 HR TREND......10-15% DRIER.
20-FOOT WINDS.......WEST WINDS 4-12 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 45-55 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 1200, THEN 1500-2500 FT
AGL.
TRANSPORT WINDS.....WEST AROUND 10 MPH UNTIL 1600, THEN LIGHT.
SMOKE DISPERSAL.....POOR.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. SOUTHWEST
WINDS 4-8 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE LOWER 60S. SOUTH WINDS
4-9 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS IN THE
UPPER 60S. SOUTHWEST WINDS 5-12 MPH.
CHRISTMAS DAY
PARTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE
UPPER 60S. SOUTHWEST WINDS 6-13 MPH.
COZ245-211130-
CENTRAL AND EAST ADAMS AND ARAPAHOE COUNTIES-
INCLUDING BENNETT, BYERS, DEER TRAIL, AND LEADER
141 PM MST SAT DEC 20 2025
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY(35-45%).
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....26-30.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........76-86%.
24 HR TREND......15-20% DRIER.
20-FOOT WINDS.......SOUTH WINDS 6-13 MPH. GUSTS UP TO 20 MPH AFTER
MIDNIGHT.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 50-60 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL.
TRANSPORT WINDS.....SOUTHEAST AROUND 10 MPH UNTIL 2000, THEN SOUTH.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........PARTLY CLOUDY(40-50%) UNTIL 0800, THEN MOSTLY
CLOUDY(55-60%) UNTIL 1400, THEN PARTLY
CLOUDY(40-50%).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....58-62.
24 HR TREND......15-20 DEGREES WARMER.
MIN HUMIDITY........27-33%.
24 HR TREND......2-4% DRIER.
20-FOOT WINDS.......SOUTH WINDS 6-14 MPH. GUSTS UP TO 25 MPH IN THE
AFTERNOON.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 45-55 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0900, THEN 2000-3000 FT
AGL.
TRANSPORT WINDS.....SOUTH 10-15 MPH UNTIL 1300, THEN AROUND 20 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....35-41.
24 HR TREND......7-10 DEGREES WARMER.
MAX HUMIDITY........55-65%.
24 HR TREND......20-25% DRIER.
20-FOOT WINDS.......SOUTHWEST WINDS 8-15 MPH WITH GUSTS TO AROUND
25 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 45-55 MPH.
MIXING HEIGHT.......1000 FT AGL UNTIL 1900, THEN BELOW 1000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 15-20 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY UNTIL 0800, THEN PARTLY
CLOUDY(30-40%).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....68-72.
24 HR TREND......10-15 DEGREES WARMER.
MIN HUMIDITY........13-19%.
24 HR TREND......15-20% DRIER.
20-FOOT WINDS.......SOUTHWEST WINDS 8-13 MPH UNTIL 1100, THEN
NORTHWEST 7-13 MPH. GUSTS UP TO 20 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 45-55 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0900, THEN 3500-4500 FT
AGL.
TRANSPORT WINDS.....SOUTHWEST 10-15 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 30S. SOUTH WINDS
6-10 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE MID 60S. SOUTH WINDS
6-13 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 30S. HIGHS IN THE
UPPER 60S. SOUTHWEST WINDS 8-15 MPH.
CHRISTMAS DAY
PARTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN
THE UPPER 60S. SOUTHWEST WINDS 9-16 MPH.
COZ248-211130-
LOGAN COUNTY-
INCLUDING CROOK, MERINO, STERLING, AND PEETZ
141 PM MST SAT DEC 20 2025
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY(40-50%) UNTIL 2300, THEN MOSTLY
CLOUDY(50-60%) UNTIL 0200, THEN PARTLY
CLOUDY(50-60%).
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....23-27.
24 HR TREND......2-4 DEGREES COOLER.
MAX HUMIDITY........86-96%.
24 HR TREND......10-15% WETTER.
20-FOOT WINDS.......SOUTHWEST WINDS 4-8 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 55-65 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........PARTLY CLOUDY(35-45%) UNTIL 1100, THEN MOSTLY
CLOUDY(50-60%).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....52-56.
24 HR TREND......10-15 DEGREES WARMER.
MIN HUMIDITY........35-39%.
24 HR TREND......4-7% DRIER.
20-FOOT WINDS.......SOUTH WINDS 6-14 MPH WITH GUSTS TO AROUND 25
MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 45-55 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 1000, THEN 1000-1500 FT
AGL.
TRANSPORT WINDS.....SOUTH 10-15 MPH UNTIL 1400, THEN 15-20 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY(30-35%).
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....29-35.
24 HR TREND......4-7 DEGREES WARMER.
MAX HUMIDITY........77-87%.
24 HR TREND......15-20% DRIER.
20-FOOT WINDS.......SOUTHWEST WINDS 4-12 MPH. GUSTS UP TO 20 MPH IN
THE EVENING.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 40-50 MPH.
MIXING HEIGHT.......1000 FT AGL UNTIL 1800, THEN BELOW 1000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH UNTIL 2200, THEN WEST.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........PARTLY CLOUDY(35-45%).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....65-69.
24 HR TREND......10-15 DEGREES WARMER.
MIN HUMIDITY........24-30%.
24 HR TREND......10-15% DRIER.
20-FOOT WINDS.......WEST WINDS 5-13 MPH. GUSTS UP TO 20 MPH IN THE
AFTERNOON.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 45-55 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 1100, THEN 1000-2000 FT
AGL.
TRANSPORT WINDS.....WEST 10-15 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 30. WEST WINDS
4-8 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS AROUND 60. SOUTH WINDS 5-12 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE
UPPER 60S. SOUTHWEST WINDS 4-9 MPH.
CHRISTMAS DAY
PARTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE
UPPER 60S. SOUTHWEST WINDS 6-13 MPH.
COZ249-211130-
WASHINGTON COUNTY-
INCLUDING AKRON, COPE, LAST CHANCE, AND OTIS
141 PM MST SAT DEC 20 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY(50-60%) UNTIL 2000, THEN PARTLY
CLOUDY(40-50%).
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....26-30.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........78-88%.
24 HR TREND......2-4% DRIER.
20-FOOT WINDS.......SOUTH WINDS 7-15 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 50-60 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL.
TRANSPORT WINDS.....SOUTH 10-15 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........PARTLY CLOUDY(40-50%) UNTIL 1100, THEN MOSTLY
CLOUDY(55-60%).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....53-57.
24 HR TREND......15-20 DEGREES WARMER.
MIN HUMIDITY........34-38%.
24 HR TREND......4-7% DRIER.
20-FOOT WINDS.......SOUTH WINDS 10-18 MPH WITH GUSTS TO AROUND 30
MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 45-55 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0900, THEN 1000-1500 FT
AGL.
TRANSPORT WINDS.....SOUTH 15-20 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY(30-35%).
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....33-39.
24 HR TREND......7-10 DEGREES WARMER.
MAX HUMIDITY........65-75%.
24 HR TREND......10-15% DRIER.
20-FOOT WINDS.......SOUTHWEST WINDS 9-17 MPH. GUSTS UP TO 30 MPH
DECREASING TO 20 MPH AFTER MIDNIGHT.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 35-45 MPH.
MIXING HEIGHT.......1000 FT AGL UNTIL 1900, THEN BELOW 1000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 15-20 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........PARTLY CLOUDY(30-40%).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....67-73.
24 HR TREND......10-15 DEGREES WARMER.
MIN HUMIDITY........18-26%.
24 HR TREND......15-20% DRIER.
20-FOOT WINDS.......WEST WINDS 7-13 MPH WITH GUSTS TO AROUND 20
MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 40-50 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 1100, THEN 2000-3000 FT
AGL.
TRANSPORT WINDS.....WEST 10-15 MPH UNTIL 1600, THEN NORTHWEST.
SMOKE DISPERSAL.....POOR.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. SOUTHWEST
WINDS 4-9 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE LOWER 60S. SOUTH WINDS
8-15 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. HIGHS IN THE
UPPER 60S. SOUTHWEST WINDS 7-14 MPH.
CHRISTMAS DAY
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN
THE UPPER 60S. SOUTHWEST WINDS 9-16 MPH.
COZ250-211130-
SEDGWICK COUNTY-
INCLUDING JULESBURG, OVID, AND SEDGWICK
141 PM MST SAT DEC 20 2025
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY(35-45%).
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....23-27.
24 HR TREND......2-4 DEGREES COOLER.
MAX HUMIDITY........87-95%.
24 HR TREND......4-7% WETTER.
20-FOOT WINDS.......SOUTH WINDS 5-13 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 65-75 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 10-15 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........PARTLY CLOUDY(40-50%) UNTIL 1400, THEN MOSTLY
CLOUDY(50-60%).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....50-54.
24 HR TREND......7-10 DEGREES WARMER.
MIN HUMIDITY........38-42%.
24 HR TREND......4-7% DRIER.
20-FOOT WINDS.......SOUTH WINDS 8-16 MPH WITH GUSTS TO AROUND 25
MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 45-55 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0900, THEN 1000-1500 FT
AGL.
TRANSPORT WINDS.....SOUTH 15-20 MPH UNTIL 1400, THEN 20-25 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY(30-35%).
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....29-33.
24 HR TREND......7-10 DEGREES WARMER.
MAX HUMIDITY........80-90%.
24 HR TREND......4-7% DRIER.
20-FOOT WINDS.......SOUTHWEST WINDS 5-13 MPH. GUSTS UP TO 20 MPH IN
THE EVENING.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 40-50 MPH.
MIXING HEIGHT.......1000 FT AGL UNTIL 1900, THEN BELOW 1000 FT AGL.
TRANSPORT WINDS.....SOUTH 15-20 MPH UNTIL 2300, THEN WEST.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY UNTIL 0800, THEN PARTLY
CLOUDY(35-45%).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....65-69.
24 HR TREND......10-15 DEGREES WARMER.
MIN HUMIDITY........29-33%.
24 HR TREND......7-10% DRIER.
20-FOOT WINDS.......WEST WINDS 6-12 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 45-55 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 1100, THEN 1000 FT AGL
UNTIL 1600, THEN BELOW 1000 FT AGL.
TRANSPORT WINDS.....WEST 10-15 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. WEST WINDS
4-7 MPH.
TUESDAY
COOLER. MOSTLY CLOUDY. HIGHS IN THE UPPER 50S. SOUTH
WINDS 5-12 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS IN THE
MID 60S. SOUTHWEST WINDS 4-12 MPH.
CHRISTMAS DAY
MOSTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE
MID 60S. WEST WINDS 6-12 MPH.
COZ251-211130-
PHILLIPS COUNTY-
INCLUDING AMHERST, HAXTUN, AND HOLYOKE
141 PM MST SAT DEC 20 2025
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY(40-50%) UNTIL 2300, THEN MOSTLY
CLOUDY(50-60%) UNTIL 0200, THEN PARTLY
CLOUDY(40-50%).
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....23-27.
24 HR TREND......2-4 DEGREES COOLER.
MAX HUMIDITY........86-92%.
24 HR TREND......4-7% WETTER.
20-FOOT WINDS.......SOUTH WINDS 5-11 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 60-70 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL.
TRANSPORT WINDS.....SOUTH 10-15 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........PARTLY CLOUDY(35-45%) UNTIL 1100, THEN MOSTLY
CLOUDY(50-60%).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....AROUND 53.
24 HR TREND......10-15 DEGREES WARMER.
MIN HUMIDITY........37-41%.
24 HR TREND......7-10% DRIER.
20-FOOT WINDS.......SOUTH WINDS 9-17 MPH. GUSTS UP TO 20 MPH
INCREASING TO 30 MPH IN THE AFTERNOON.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 45-55 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0900, THEN 1000-2000 FT
AGL.
TRANSPORT WINDS.....SOUTH 15-20 MPH UNTIL 1400, THEN 20-25 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY(30-35%).
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....29-33.
24 HR TREND......4-7 DEGREES WARMER.
MAX HUMIDITY........81-91%.
24 HR TREND......7-10% DRIER.
20-FOOT WINDS.......SOUTH WINDS 8-15 MPH UNTIL 2300, THEN SOUTHWEST
4-13 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 35-45 MPH.
MIXING HEIGHT.......1000-1500 FT AGL UNTIL 1900, THEN BELOW 1000 FT
AGL.
TRANSPORT WINDS.....SOUTH 15-20 MPH UNTIL 2200, THEN WEST.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY UNTIL 0800, THEN PARTLY
CLOUDY(35-45%).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....66-70.
24 HR TREND......10-15 DEGREES WARMER.
MIN HUMIDITY........28-32%.
24 HR TREND......7-10% DRIER.
20-FOOT WINDS.......WEST WINDS 6-12 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 40-50 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 1300, THEN 1000 FT AGL
UNTIL 1600, THEN BELOW 1000 FT AGL.
TRANSPORT WINDS.....WEST 10-15 MPH UNTIL 1600, THEN LIGHT.
SMOKE DISPERSAL.....POOR.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. NORTHWEST
WINDS 5-7 MPH.
TUESDAY
COOLER. MOSTLY CLOUDY. HIGHS IN THE UPPER 50S. SOUTH
WINDS 6-13 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS IN THE
UPPER 60S. SOUTHWEST WINDS 6-10 MPH.
CHRISTMAS DAY
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. HIGHS IN
THE UPPER 60S. SOUTHWEST WINDS 7-12 MPH.
COZ246-211130-
NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH LINCOLN
COUNTY-
INCLUDING AGATE, HUGO, LIMON, AND MATHESON
141 PM MST SAT DEC 20 2025
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY(30-40%).
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....21-29.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........80-90%.
24 HR TREND......4-7% DRIER.
20-FOOT WINDS.......SOUTH WINDS 7-15 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 40-50 MPH.
MIXING HEIGHT.......1000 FT AGL UNTIL 1900, THEN BELOW 1000 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 15 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........PARTLY CLOUDY(40-50%) UNTIL 0800, THEN MOSTLY
CLOUDY(60-65%) UNTIL 1400, THEN PARTLY
CLOUDY(40-50%).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....49-59.
24 HR TREND......7-10 DEGREES WARMER.
MIN HUMIDITY........31-39%.
24 HR TREND......2-4% WETTER.
20-FOOT WINDS.......SOUTH WINDS 9-17 MPH. GUSTS UP TO 20 MPH
INCREASING TO 30 MPH IN THE AFTERNOON.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 40-50 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0900, THEN 1500-2500 FT
AGL.
TRANSPORT WINDS.....SOUTH 15-20 MPH UNTIL 1300, THEN 20-25 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....31-41.
24 HR TREND......10-15 DEGREES WARMER.
MAX HUMIDITY........55-65%.
24 HR TREND......25-35% DRIER.
20-FOOT WINDS.......SOUTHWEST WINDS 9-17 MPH. GUSTS UP TO 30 MPH
DECREASING TO 20 MPH AFTER MIDNIGHT.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 40-50 MPH.
MIXING HEIGHT.......1000 FT AGL UNTIL 1900, THEN BELOW 1000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 20-25 MPH UNTIL 2400, THEN AROUND 15
MPH.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........PARTLY CLOUDY(30-40%).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....68-72.
24 HR TREND......15-20 DEGREES WARMER.
MIN HUMIDITY........14-18%.
24 HR TREND......20-25% DRIER.
20-FOOT WINDS.......WEST WINDS 8-15 MPH WITH GUSTS TO AROUND 25
MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 45-55 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0900, THEN 3500-4500 FT
AGL.
TRANSPORT WINDS.....WEST 10-15 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 30S. SOUTHWEST
WINDS 4-13 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE LOWER 60S. SOUTH WINDS
8-15 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. HIGHS IN THE
UPPER 60S. SOUTHWEST WINDS 8-15 MPH.
CHRISTMAS DAY
PARTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN
THE UPPER 60S. SOUTHWEST WINDS 9-16 MPH.
COZ247-211130-
SOUTHEAST ELBERT COUNTY BELOW 6000 FEET/SOUTH LINCOLN COUNTY-
INCLUDING FORDER, KARVAL, KUTCH, AND PUNKIN CENTER
141 PM MST SAT DEC 20 2025
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY(30-40%).
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....21-25.
24 HR TREND......4-7 DEGREES COOLER.
MAX HUMIDITY........85-95%.
24 HR TREND......15-20% WETTER.
20-FOOT WINDS.......SOUTH WINDS 4-8 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 40-50 MPH.
MIXING HEIGHT.......1000 FT AGL UNTIL 2000, THEN BELOW 1000 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........PARTLY CLOUDY(50-60%) UNTIL 1100, THEN MOSTLY
CLOUDY(60-65%) UNTIL 1400, THEN PARTLY
CLOUDY(40-50%).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....48-52.
24 HR TREND......4-7 DEGREES WARMER.
MIN HUMIDITY........36-40%.
24 HR TREND......2-4% WETTER.
20-FOOT WINDS.......SOUTH WINDS 6-14 MPH. GUSTS UP TO 25 MPH IN THE
AFTERNOON.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 40-50 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 1000, THEN 1000-1500 FT
AGL.
TRANSPORT WINDS.....LIGHT WINDS UNTIL 0900, THEN SOUTH 10-15 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....29-35.
24 HR TREND......7-10 DEGREES WARMER.
MAX HUMIDITY........61-71%.
24 HR TREND......25-35% DRIER.
20-FOOT WINDS.......WEST WINDS 5-13 MPH WITH GUSTS TO AROUND 20
MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 40-50 MPH.
MIXING HEIGHT.......1000 FT AGL UNTIL 1800, THEN BELOW 1000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH UNTIL 2100, THEN WEST.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY UNTIL 0800, THEN PARTLY
CLOUDY(35-45%).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....67-71.
24 HR TREND......15-20 DEGREES WARMER.
MIN HUMIDITY........16-20%.
24 HR TREND......20-25% DRIER.
20-FOOT WINDS.......WEST WINDS 8-15 MPH WITH GUSTS TO AROUND 25
MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 45-55 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0900, THEN 3000-4000 FT
AGL.
TRANSPORT WINDS.....WEST AROUND 15 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. NORTHWEST
WINDS 4-9 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE LOWER 60S. SOUTH WINDS
4-9 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE
UPPER 60S. SOUTHWEST WINDS 7-14 MPH.
CHRISTMAS DAY
PARTLY CLOUDY. LOWS IN THE UPPER 30S. HIGHS IN
THE MID 60S. SOUTHWEST WINDS 8-15 MPH.
COZ215-211130-
LARIMER AND BOULDER COUNTIES BETWEEN 6000 AND 9000 FEET-
INCLUDING ESTES PARK, GLENDEVEY, LARAMIE RIVER VALLEY, NEDERLAND,
AND RED FEATHER LAKES
141 PM MST SAT DEC 20 2025
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY(50-60%). SLIGHT CHANCE OF SNOW
SHOWERS UNTIL 2300.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....27-33.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........69-79%.
24 HR TREND......4-7% DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...WEST WINDS 4-12 MPH WITH GUSTS TO AROUND
25 MPH.
RIDGES/UPR SLOPES....WEST WINDS 5-13 MPH. GUSTS UP TO 20 MPH
INCREASING TO 30 MPH AFTER MIDNIGHT.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 55-65 MPH.
MIXING HEIGHT.......2000-3000 FT AGL.
TRANSPORT WINDS.....WEST AROUND 15 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........PARTLY CLOUDY(35-45%).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....46-54.
24 HR TREND......10-15 DEGREES WARMER.
MIN HUMIDITY........37-47%.
24 HR TREND......2-4% WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHWEST WINDS 7-15 MPH. GUSTS UP TO 25
MPH INCREASING TO 35 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....SOUTHWEST WINDS 7-15 MPH WITH GUSTS TO
AROUND 35 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 55-65 MPH.
MIXING HEIGHT.......3500-4500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 15-20 MPH UNTIL 1200, THEN 25-30 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN GOOD.
SUNDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....35-43.
24 HR TREND......7-10 DEGREES WARMER.
MAX HUMIDITY........54-64%.
24 HR TREND......15-20% DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...BREEZY. WEST WINDS 15-25 MPH WITH GUSTS TO
AROUND 45 MPH.
RIDGES/UPR SLOPES....WINDY. WEST WINDS 18-28 MPH WITH GUSTS TO
AROUND 50 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 60-70 MPH.
MIXING HEIGHT.......2000-3000 FT AGL.
TRANSPORT WINDS.....WEST 20-25 MPH UNTIL 0300, THEN AROUND 30 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....50-60.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........25-35%.
24 HR TREND......10-15% DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...WINDY. WEST WINDS 20-30 MPH WITH GUSTS TO
AROUND 45 MPH.
RIDGES/UPR SLOPES....WINDY. WEST WINDS 20-30 MPH WITH GUSTS TO
AROUND 50 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 60-70 MPH.
MIXING HEIGHT.......4500-5500 FT AGL.
TRANSPORT WINDS.....WEST 30-35 MPH UNTIL 1100, THEN 40-50 MPH UNTIL
1600, THEN AROUND 35 MPH.
SMOKE DISPERSAL.....FAIR UNTIL 1000, THEN VERY GOOD UNTIL 1300,
THEN EXCELLENT UNTIL 1600, THEN VERY GOOD.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 30S. WEST WINDS
10-17 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE MID 50S. SOUTHWEST WINDS
5-12 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE MID
50S. WEST WINDS 12-18 MPH.
CHRISTMAS DAY
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN AND SNOW.
LOWS IN THE UPPER 30S. HIGHS IN THE MID 50S. WEST WINDS
14-24 MPH.
COZ216-211130-
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 MST SAT DEC 20 2025
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY(30-40%).
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....29-35.
24 HR TREND......4-7 DEGREES COOLER.
MAX HUMIDITY........54-64%.
24 HR TREND......10-15% WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHWEST WINDS 4-9 MPH. GUSTS UP TO 20
MPH IN THE EVENING.
RIDGES/UPR SLOPES....SOUTHWEST WINDS 4-12 MPH WITH GUSTS TO
AROUND 20 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 50-60 MPH.
MIXING HEIGHT.......2000-3000 FT AGL.
TRANSPORT WINDS.....WEST 10-15 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........PARTLY CLOUDY(30-35%).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....51-61.
24 HR TREND......4-7 DEGREES WARMER.
MIN HUMIDITY........25-35%.
24 HR TREND......LITTLE CHANGE.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHWEST WINDS 6-14 MPH. GUSTS UP TO 30
MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....SOUTHWEST WINDS 7-15 MPH. GUSTS UP TO 20
MPH INCREASING TO 30 MPH IN THE AFTERNOON.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 50-60 MPH.
MIXING HEIGHT.......4000-5000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 10-15 MPH UNTIL 1100. WEST 25-30 MPH
AFTER 1400.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN GOOD UNTIL 1600, THEN
FAIR.
SUNDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....36-44.
24 HR TREND......7-10 DEGREES WARMER.
MAX HUMIDITY........43-53%.
24 HR TREND......10-15% DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHWEST WINDS 13-20 MPH WITH GUSTS TO
AROUND 35 MPH.
RIDGES/UPR SLOPES....SOUTHWEST WINDS 14-24 MPH WITH GUSTS TO
AROUND 35 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 60-70 MPH.
MIXING HEIGHT.......1500-2500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 15-20 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....56-66.
24 HR TREND......4-7 DEGREES WARMER.
MIN HUMIDITY........13-21%.
24 HR TREND......10-15% DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...BREEZY. WEST WINDS 15-25 MPH WITH GUSTS TO
AROUND 40 MPH.
RIDGES/UPR SLOPES....BREEZY. WEST WINDS 16-26 MPH WITH GUSTS TO
AROUND 40 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 60-70 MPH.
MIXING HEIGHT.......4500-5500 FT AGL.
TRANSPORT WINDS.....WEST 20-25 MPH UNTIL 1100, THEN 30-35 MPH UNTIL
1600, THEN AROUND 25 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1100, THEN VERY GOOD UNTIL 1600,
THEN GOOD.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 30S. SOUTHWEST
WINDS 9-16 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE UPPER 50S. SOUTHWEST WINDS
7-14 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 30S. HIGHS IN THE
UPPER 50S. SOUTHWEST WINDS 12-18 MPH.
CHRISTMAS DAY
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN. LOWS IN
THE UPPER 30S. HIGHS IN THE UPPER 50S. SOUTHWEST WINDS 14-24 MPH.
COZ211-211130-
JACKSON COUNTY BELOW 9000 FEET-
INCLUDING GOULD, NORTH PARK, RAND, SPICER, AND WALDEN
141 PM MST SAT DEC 20 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS UNTIL
2000, THEN SLIGHT CHANCE OF SNOW SHOWERS.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....24-28.
24 HR TREND......2-4 DEGREES COOLER.
MAX HUMIDITY........80-88%.
24 HR TREND......10-15% DRIER.
20-FOOT WINDS.......SOUTHWEST WINDS 4-12 MPH. GUSTS UP TO 20 MPH
AFTER MIDNIGHT.
CWR.................10 PERCENT DECREASING TO 0 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....WEST 55-65 MPH.
MIXING HEIGHT.......1500-2500 FT AGL.
TRANSPORT WINDS.....WEST 10-15 MPH UNTIL 2200, THEN SOUTH.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY(50-60%) UNTIL 1100, THEN PARTLY
CLOUDY(40-50%).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....43-47.
24 HR TREND......10-15 DEGREES WARMER.
MIN HUMIDITY........50-58%.
24 HR TREND......4-7% DRIER.
20-FOOT WINDS.......SOUTHWEST WINDS 12-22 MPH. GUSTS UP TO 25 MPH
INCREASING TO 35 MPH IN THE AFTERNOON.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 55-65 MPH.
MIXING HEIGHT.......4000-5000 FT AGL.
TRANSPORT WINDS.....SOUTH 15-20 MPH UNTIL 1100, THEN SOUTHWEST
25-30 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1100, THEN GOOD.
SUNDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY(35-45%).
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....30-34.
24 HR TREND......4-7 DEGREES WARMER.
MAX HUMIDITY........68-76%.
24 HR TREND......10-15% DRIER.
20-FOOT WINDS.......BREEZY. SOUTHWEST WINDS 16-26 MPH WITH GUSTS TO
AROUND 40 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 60-70 MPH.
MIXING HEIGHT.......1500-2500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 20-25 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1400, THEN PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....45-49.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........39-49%.
24 HR TREND......10-15% DRIER.
20-FOOT WINDS.......BREEZY. SOUTHWEST WINDS 14-24 MPH WITH GUSTS TO
AROUND 35 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 60-70 MPH.
MIXING HEIGHT.......4000-5000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 20-25 MPH.
SMOKE DISPERSAL.....FAIR UNTIL 1100, THEN VERY GOOD UNTIL 1600,
THEN FAIR.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 20S. SOUTHWEST
WINDS 10-17 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE UPPER 40S. SOUTH WINDS
8-15 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. HIGHS IN THE
UPPER 40S. SOUTHWEST WINDS 13-20 MPH.
CHRISTMAS DAY
MOSTLY CLOUDY. CHANCE OF RAIN AND SLIGHT CHANCE
OF SNOW. LOWS IN THE LOWER 30S. HIGHS IN THE MID 40S. SOUTHWEST
WINDS 13-23 MPH.
COZ213-211130-
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 MST SAT DEC 20 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY(60-65%). SLIGHT CHANCE OF SNOW
SHOWERS UNTIL 2300.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....24-28.
24 HR TREND......4-7 DEGREES COOLER.
MAX HUMIDITY........79-89%.
24 HR TREND......10-15% WETTER.
20-FOOT WINDS.......SOUTHWEST WINDS 4-8 MPH.
CWR.................10 PERCENT DECREASING TO 0 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....WEST 55-65 MPH.
MIXING HEIGHT.......2000-3000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 10-15 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........PARTLY CLOUDY(40-50%).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....42-48.
24 HR TREND......4-7 DEGREES WARMER.
MIN HUMIDITY........46-56%.
24 HR TREND......LITTLE CHANGE.
20-FOOT WINDS.......SOUTHWEST WINDS 6-14 MPH. GUSTS UP TO 25 MPH IN
THE AFTERNOON.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 55-65 MPH.
MIXING HEIGHT.......4000-5000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 10-15 MPH UNTIL 1100, THEN 20-25 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN GOOD.
SUNDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY(35-45%).
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....27-33.
24 HR TREND......2-4 DEGREES WARMER.
MAX HUMIDITY........73-83%.
24 HR TREND......10-15% DRIER.
20-FOOT WINDS.......SOUTHWEST WINDS 10-18 MPH WITH GUSTS TO AROUND
30 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 60-70 MPH.
MIXING HEIGHT.......1500-2500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....45-51.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........34-44%.
24 HR TREND......10-15% DRIER.
20-FOOT WINDS.......SOUTHWEST WINDS 7-15 MPH. GUSTS UP TO 25 MPH IN
THE AFTERNOON.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 60-70 MPH.
MIXING HEIGHT.......4000-5000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 10-15 MPH UNTIL 1200, THEN 15-20 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1300, THEN GOOD UNTIL 1600, THEN
POOR.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 20S. SOUTHWEST
WINDS 5-12 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE UPPER 40S. SOUTH WINDS
4-8 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE MID 20S. HIGHS IN THE
UPPER 40S. SOUTHWEST WINDS 6-13 MPH.
CHRISTMAS DAY
MOSTLY CLOUDY. RAIN LIKELY AND SLIGHT CHANCE OF
SNOW. LOWS IN THE LOWER 30S. HIGHS IN THE MID 40S. SOUTHWEST
WINDS 9-16 MPH.
COZ214-211130-
CENTRAL AND SOUTHEAST PARK COUNTY-
INCLUDING ELEVEN MILE CANYON RESERVOIR, FAIRPLAY, GUFFEY,
HARTSEL, LAKE GEORGE, AND SOUTH PARK
141 PM MST SAT DEC 20 2025
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....25-29.
24 HR TREND......4-7 DEGREES COOLER.
MAX HUMIDITY........66-76%.
24 HR TREND......7-10% WETTER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...WEST WINDS 4-12 MPH. GUSTS UP TO 20 MPH IN
THE EVENING.
RIDGES/UPR SLOPES....WEST WINDS 6-14 MPH WITH GUSTS TO AROUND
25 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 50-60 MPH.
MIXING HEIGHT.......1500-2500 FT AGL.
TRANSPORT WINDS.....WEST 15-20 MPH UNTIL 2100, THEN 10-15 MPH UNTIL
0400, THEN AROUND 20 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........PARTLY CLOUDY UNTIL 1400, THEN MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....44-52.
24 HR TREND......4-7 DEGREES WARMER.
MIN HUMIDITY........34-40%.
24 HR TREND......LITTLE CHANGE.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHWEST WINDS 9-17 MPH. GUSTS UP TO 20
MPH INCREASING TO 30 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....SOUTHWEST WINDS 11-19 MPH. GUSTS UP TO 25
MPH INCREASING TO 35 MPH IN THE AFTERNOON.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 50-60 MPH.
MIXING HEIGHT.......3500-4500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH UNTIL 1000. WEST 30-35
MPH AFTER 1400.
SMOKE DISPERSAL.....POOR UNTIL 1100, THEN GOOD UNTIL 1400, THEN
VERY GOOD UNTIL 1600, THEN FAIR.
SUNDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....31-35.
24 HR TREND......4-7 DEGREES WARMER.
MAX HUMIDITY........57-65%.
24 HR TREND......7-10% DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...BREEZY. WEST WINDS 15-25 MPH WITH GUSTS TO
AROUND 35 MPH.
RIDGES/UPR SLOPES....BREEZY. WEST WINDS 15-25 MPH WITH GUSTS TO
AROUND 40 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 65-75 MPH.
MIXING HEIGHT.......1000-2000 FT AGL.
TRANSPORT WINDS.....WEST AROUND 20 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....48-58.
24 HR TREND......2-4 DEGREES WARMER.
MIN HUMIDITY........16-22%.
24 HR TREND......15-20% DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...BREEZY. WEST WINDS 16-26 MPH WITH GUSTS TO
AROUND 40 MPH.
RIDGES/UPR SLOPES....BREEZY. WEST WINDS 16-26 MPH WITH GUSTS TO
AROUND 40 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 60-70 MPH.
MIXING HEIGHT.......3500-4500 FT AGL.
TRANSPORT WINDS.....WEST 20-25 MPH UNTIL 1000, THEN 30-35 MPH UNTIL
1300, THEN 35-40 MPH UNTIL 1600, THEN AROUND 25
MPH.
SMOKE DISPERSAL.....POOR UNTIL 1100, THEN VERY GOOD UNTIL 1600,
THEN FAIR.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 20S. WEST WINDS
9-16 MPH.
TUESDAY
PARTLY CLOUDY. HIGHS IN THE LOWER 50S. SOUTHWEST WINDS
6-13 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 20S. HIGHS IN THE
LOWER 50S. SOUTHWEST WINDS 12-18 MPH.
CHRISTMAS DAY
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN AND SNOW.
LOWS IN THE LOWER 30S. HIGHS IN THE UPPER 40S. SOUTHWEST WINDS
14-24 MPH.
COZ218-211130-
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 MST SAT DEC 20 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY(60-65%). CHANCE OF SNOW SHOWERS
UNTIL 2300. SLIGHT CHANCE OF SNOW SHOWERS AFTER
2300. PATCHY BLOWING SNOW AFTER 2200.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....20-28.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........81-91%.
24 HR TREND......7-10% DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHWEST WINDS 11-19 MPH. GUSTS UP TO 25
MPH INCREASING TO 35 MPH AFTER MIDNIGHT.
RIDGES/UPR SLOPES....BREEZY. SOUTHWEST WINDS 12-22 MPH. GUSTS
UP TO 35 MPH INCREASING TO 45 MPH AFTER
MIDNIGHT.
CWR.................20 PERCENT DECREASING TO 10 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....WEST 55-65 MPH.
MIXING HEIGHT.......1500-2500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 15-20 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY(50-60%) UNTIL 0800, THEN PARTLY
CLOUDY(40-50%). PATCHY BLOWING SNOW UNTIL 1400.
SLIGHT CHANCE OF SNOW SHOWERS AFTER 1100.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....34-44.
24 HR TREND......7-10 DEGREES WARMER.
MIN HUMIDITY........52-62%.
24 HR TREND......4-7% DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...BREEZY. SOUTHWEST WINDS 16-26 MPH WITH
GUSTS TO AROUND 40 MPH.
RIDGES/UPR SLOPES....WINDY. SOUTHWEST WINDS 18-28 MPH WITH
GUSTS TO AROUND 45 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 55-65 MPH.
MIXING HEIGHT.......3500-4500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 20-25 MPH UNTIL 1100, THEN AROUND 30
MPH.
SMOKE DISPERSAL.....POOR UNTIL 1100, THEN GOOD.
SUNDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY(40-50%). PATCHY BLOWING SNOW
UNTIL 2100PATCHY BLOWING SNOW AFTER 2100.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....25-35.
24 HR TREND......2-4 DEGREES WARMER.
MAX HUMIDITY........69-79%.
24 HR TREND......10-15% DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...BREEZY. SOUTHWEST WINDS 17-27 MPH WITH
GUSTS TO AROUND 50 MPH.
RIDGES/UPR SLOPES....WINDY. SOUTHWEST WINDS 19-29 MPH WITH
GUSTS TO AROUND 55 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 60-70 MPH.
MIXING HEIGHT.......1500-2500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 25-30 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....35-45.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........42-52%.
24 HR TREND......10-15% DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHWEST WINDS 15-25 MPH WITH GUSTS TO
AROUND 50 MPH.
RIDGES/UPR SLOPES....BREEZY. SOUTHWEST WINDS 16-26 MPH. GUSTS
UP TO 55 MPH DECREASING TO 45 MPH IN THE
AFTERNOON.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 60-70 MPH.
MIXING HEIGHT.......4000-5000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 25-30 MPH.
SMOKE DISPERSAL.....FAIR UNTIL 1100, THEN VERY GOOD UNTIL 1600,
THEN GOOD.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 20S. SOUTHWEST
WINDS 12-18 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS
8-15 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. HIGHS AROUND
40. SOUTHWEST WINDS 13-23 MPH.
CHRISTMAS DAY
MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW. LOWS IN
THE LOWER 30S. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS 14-24 MPH.
COZ212-211130-
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 MST SAT DEC 20 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY(50-60%) UNTIL 2300, THEN PARTLY
CLOUDY(40-50%). SLIGHT CHANCE OF SNOW SHOWERS
UNTIL 2300. PATCHY BLOWING SNOW AFTER 0200.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....19-29.
24 HR TREND......2-4 DEGREES COOLER.
MAX HUMIDITY........70-80%.
24 HR TREND......LITTLE CHANGE.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...WEST WINDS 10-20 MPH WITH GUSTS TO AROUND
35 MPH.
RIDGES/UPR SLOPES....BREEZY. WEST WINDS 13-23 MPH WITH GUSTS TO
AROUND 40 MPH.
CWR.................10 PERCENT DECREASING TO 0 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....WEST 50-60 MPH.
MIXING HEIGHT.......2000-3000 FT AGL.
TRANSPORT WINDS.....WEST 15-20 MPH UNTIL 0200, THEN AROUND 25 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........PARTLY CLOUDY(30-40%). PATCHY BLOWING SNOW
UNTIL 1400.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....35-45.
24 HR TREND......4-7 DEGREES WARMER.
MIN HUMIDITY........46-56%.
24 HR TREND......LITTLE CHANGE.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...WEST WINDS 13-23 MPH WITH GUSTS TO AROUND
40 MPH.
RIDGES/UPR SLOPES....BREEZY. WEST WINDS 15-25 MPH WITH GUSTS TO
AROUND 45 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 50-60 MPH.
MIXING HEIGHT.......4000-5000 FT AGL.
TRANSPORT WINDS.....WEST 20-25 MPH UNTIL 1100, THEN 30-35 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1100, THEN GOOD UNTIL 1400, THEN
VERY GOOD UNTIL 1600, THEN FAIR.
SUNDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY(35-45%). PATCHY BLOWING SNOW.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....25-35.
24 HR TREND......4-7 DEGREES WARMER.
MAX HUMIDITY........64-74%.
24 HR TREND......4-7% DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...BREEZY. WEST WINDS 19-29 MPH WITH GUSTS TO
AROUND 55 MPH.
RIDGES/UPR SLOPES....WINDY. WEST WINDS 20-30 MPH WITH GUSTS TO
AROUND 55 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 60-70 MPH.
MIXING HEIGHT.......1500-2500 FT AGL.
TRANSPORT WINDS.....WEST 25-30 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....37-47.
24 HR TREND......2-4 DEGREES WARMER.
MIN HUMIDITY........29-39%.
24 HR TREND......25-35% DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...BREEZY. WEST WINDS 18-28 MPH WITH GUSTS TO
AROUND 50 MPH.
RIDGES/UPR SLOPES....BREEZY. WEST WINDS 18-28 MPH. GUSTS UP TO
55 MPH DECREASING TO 45 MPH IN THE
AFTERNOON.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 60-70 MPH.
MIXING HEIGHT.......4000-5000 FT AGL.
TRANSPORT WINDS.....WEST 25-30 MPH UNTIL 1200, THEN 30-35 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1100, THEN VERY GOOD UNTIL 1600,
THEN GOOD.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 20S. WEST WINDS
12-18 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE MID 40S. WEST WINDS
7-14 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE MID 20S. HIGHS IN THE
LOWER 40S. WEST WINDS 13-23 MPH.
CHRISTMAS DAY
BREEZY. MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW.
LOWS AROUND 30. HIGHS AROUND 40. WEST WINDS 17-27 MPH.
COZ217-211130-
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 MST SAT DEC 20 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS UNTIL
2300, THEN SLIGHT CHANCE OF SNOW SHOWERS.
PATCHY BLOWING SNOW AFTER 0300.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....21-27.
24 HR TREND......2-4 DEGREES COOLER.
MAX HUMIDITY........83-93%.
24 HR TREND......4-7% DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTHWEST WINDS 7-15 MPH WITH GUSTS TO
AROUND 25 MPH.
RIDGES/UPR SLOPES....SOUTHWEST WINDS 11-19 MPH WITH GUSTS TO
AROUND 35 MPH.
CWR.................20 PERCENT DECREASING TO 10 PERCENT AFTER
MIDNIGHT.
15K FT MSL WINDS....WEST 50-60 MPH.
MIXING HEIGHT.......1500-2500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 15-20 MPH.
SMOKE DISPERSAL.....POOR.
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY(50-60%) UNTIL 0800, THEN PARTLY
CLOUDY(40-50%) UNTIL 1100, THEN MOSTLY
CLOUDY(50-60%). PATCHY BLOWING SNOW UNTIL 1200.
SLIGHT CHANCE OF SNOW SHOWERS. SLIGHT CHANCE OF
RAIN SHOWERS AFTER 1200.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....35-45.
24 HR TREND......7-10 DEGREES WARMER.
MIN HUMIDITY........56-66%.
24 HR TREND......2-4% DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...BREEZY. SOUTHWEST WINDS 13-23 MPH. GUSTS
UP TO 30 MPH INCREASING TO 45 MPH IN THE
AFTERNOON.
RIDGES/UPR SLOPES....WINDY. SOUTHWEST WINDS 16-26 MPH. GUSTS UP
TO 40 MPH INCREASING TO 50 MPH IN THE
AFTERNOON.
CWR.................0 PERCENT INCREASING TO 10 PERCENT IN THE
AFTERNOON.
15K FT MSL WINDS....WEST 50-60 MPH.
MIXING HEIGHT.......3500-4500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 15-20 MPH UNTIL 1000, THEN 25-30 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1100, THEN GOOD.
SUNDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY(35-45%). PATCHY BLOWING SNOW.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....25-35.
24 HR TREND......7-10 DEGREES WARMER.
MAX HUMIDITY........73-83%.
24 HR TREND......LITTLE CHANGE.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...BREEZY. SOUTHWEST WINDS 18-28 MPH WITH
GUSTS TO AROUND 50 MPH.
RIDGES/UPR SLOPES....WINDY. SOUTHWEST WINDS 20-30 MPH WITH
GUSTS TO AROUND 60 MPH.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 55-65 MPH.
MIXING HEIGHT.......1500-2500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 25-30 MPH.
SMOKE DISPERSAL.....POOR.
MONDAY
SKY/WEATHER.........PARTLY CLOUDY(30-35%) UNTIL 0800, THEN MOSTLY
SUNNY UNTIL 1100, THEN PARTLY CLOUDY(30-40%).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....36-46.
24 HR TREND......2-4 DEGREES WARMER.
MIN HUMIDITY........50-60%.
24 HR TREND......4-7% DRIER.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...BREEZY. SOUTHWEST WINDS 16-26 MPH WITH
GUSTS TO AROUND 45 MPH.
RIDGES/UPR SLOPES....BREEZY. SOUTHWEST WINDS 17-27 MPH. GUSTS
UP TO 55 MPH DECREASING TO 45 MPH IN THE
AFTERNOON.
CWR.................0 PERCENT.
15K FT MSL WINDS....WEST 55-65 MPH.
MIXING HEIGHT.......4000-5000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 25-30 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1100, THEN GOOD UNTIL 1600, THEN
FAIR.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 20S. SOUTHWEST
WINDS 13-20 MPH.
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS
8-15 MPH.
WEDNESDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW. LOWS IN THE
UPPER 20S. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS 14-24 MPH.
CHRISTMAS DAY
BREEZY. SNOW AND RAIN LIKELY. LOWS IN THE LOWER
30S. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS 16-26 MPH.
OUTLOOK 6 TO 10 DAYS
TEMPERATURES ABOVE NORMAL AND PRECIPITATION ABOVE NORMAL.
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