Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Denver/Boulder, CO
Issued by NWS Denver/Boulder, CO
935
FNUS55 KBOU 120947
FWFBOU
Fire Weather Forecast for Northeast and North Central Colorado
National Weather Service Denver/Boulder CO
347 AM MDT Sun May 12 2024
.DISCUSSION...Today and tonight...
LONG TERM DISCUSSION...Monday through Thursday...It will be
cloudy today with scattered to likely showers and thunderstorms.
Temperatures will be a bit below seasonal normals. Critical
fire weather conditions are not expected.
No fire weather concerns. A few afternoon showers and thunderstorms
expected each day, with progressively greater coverage each day
through Wednesday. Then turning milder and drier starting Thursday.
Smoke dispersal will be Good or better for most areas each afternoon,
although Wednesday could see locally Poor dispersal for parts of the
foothills and urban corridor.
...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...
COZ238-122300-
Larimer County Below 6000 Feet/Northwest Weld County-
Including Fort Collins, Hereford, Loveland, Nunn,
and West Pawnee Grasslands
347 AM MDT Sun May 12 2024
.TODAY...
Sky/weather.........Mostly cloudy. Slight chance of thunderstorms
until 1200, then chance of thunderstorms.
Max Temperature.....65-69.
24 hr trend......Little change.
Min Humidity........26-32%.
24 hr trend......4-7% drier.
20-foot winds.......North winds 10-20 mph with gusts to around 30
mph.
Haines Index........3 or very low.
LAL.................3 until 1200, then 4.
CWR.................10 percent.
15K FT MSL winds....North 20-30 mph.
Mixing height.......Below 1000 FT AGL until 0800, then 8500-9500 ft
AGL.
Transport winds.....North 10-15 mph until 0900, then 20-25 mph.
Smoke dispersal.....Poor until 0900, then good until 1000, then
excellent until 1700, then very good.
.TONIGHT...
Sky/weather.........Mostly cloudy(50-60%) until 2100, then partly
cloudy(30-35%). Slight chance of thunderstorms
until 2200.
Min Temperature.....41-45.
24 hr trend......Little change.
Max Humidity........74-84%.
24 hr trend......Little change.
20-foot winds.......Northwest winds 7-15 mph. Gusts up to 25 mph in
the evening.
Haines Index........3 or very low.
LAL.................3 until 2400, then 1.
CWR.................10 percent decreasing to 0 percent after
midnight.
15K FT MSL winds....North 25-35 mph.
Mixing height.......3500-4500 ft AGL until 2100, then Below 1000 FT
AGL.
Transport winds.....North 15-20 mph until 2400, then northwest
around 10 mph.
Smoke dispersal.....Good until 2000, then poor.
.MONDAY...
Sky/weather.........Mostly sunny until 0900, then partly cloudy
until 1200, then mostly cloudy(50-60%). Chance
of rain showers and slight chance of
thunderstorms after 1200 until 1500, then
chance of thunderstorms.
Max Temperature.....73-77.
24 hr trend......7-10 degrees warmer.
Min Humidity........24-30%.
24 hr trend......Little change.
20-foot winds.......North winds 4-8 mph until 1200, then southeast
5-12 mph.
Haines Index........3 or very low.
LAL.................1 until 1200, then 4.
CWR.................0 percent increasing to 20 percent in the
afternoon.
15K FT MSL winds....Northwest 20-30 mph.
Mixing height.......Below 1000 FT AGL until 0800, then 6000-7000 ft
AGL.
Transport winds.....Northwest around 10 mph until 0800, then light
until 0900, then northwest around 10 mph until
1700, then southwest.
Smoke dispersal.....Poor until 1100, then good.
.MONDAY NIGHT...Partly cloudy. Slight chance of thunderstorms.
Lows in the mid 40s. Southwest winds 4-9 mph.
.TUESDAY...Mostly cloudy. Chance of thunderstorms. Highs in the
mid 70s. Northwest winds 8-15 mph.
.WEDNESDAY...Cooler. Mostly cloudy. Chance of thunderstorms. Lows
in the mid 40s. Highs in the lower 60s. North winds 8-15 mph.
.THURSDAY...Partly cloudy. Slight chance of thunderstorms. Lows
around 40. Highs around 70. Northwest winds 8-15 mph.
$$
COZ239-122300-
Boulder And Jefferson Counties Below 6000 Feet/West Broomfield
County-
Including Arvada, Boulder, Golden, Lakewood, and Longmont
347 AM MDT Sun May 12 2024
.TODAY...
Sky/weather.........Mostly cloudy. Chance of thunderstorms. Rain
showers likely after 1200.
Max Temperature.....64-68.
24 hr trend......2-4 degrees warmer.
Min Humidity........32-38%.
24 hr trend......7-10% drier.
20-foot winds.......North winds 8-16 mph with gusts to around 25
mph.
Haines Index........3 or very low.
LAL.................4.
CWR.................30 percent decreasing to 20 percent in the
afternoon.
15K FT MSL winds....North 25-35 mph.
Mixing height.......7500-8500 ft AGL.
Transport winds.....North 10-15 mph until 1300, then around 20 mph.
Smoke dispersal.....Poor until 1100. Very good after 1600.
.TONIGHT...
Sky/weather.........Mostly cloudy until 2100, then partly
cloudy(30-40%). Chance of thunderstorms until
1900, then slight chance of thunderstorms until
2200.
Min Temperature.....43-47.
24 hr trend......Little change.
Max Humidity........65-73%.
24 hr trend......4-7% drier.
20-foot winds.......Northwest winds 7-15 mph. Gusts up to 25 mph in
the evening.
Haines Index........3 or very low.
LAL.................4 until 2400, then 1.
CWR.................10 percent decreasing to 0 percent after
midnight.
15K FT MSL winds....North 30-40 mph.
Mixing height.......3500-4500 ft AGL until 2100, then Below 1000 FT
AGL.
Transport winds.....North around 15 mph until 2100, then northwest.
Smoke dispersal.....Fair until 2100, then poor.
.MONDAY...
Sky/weather.........Mostly sunny until 0900, then partly cloudy
until 1200, then mostly cloudy(55-60%). Chance
of thunderstorms after 1200.
Max Temperature.....72-76.
24 hr trend......7-10 degrees warmer.
Min Humidity........25-31%.
24 hr trend......2-4% drier.
20-foot winds.......Northwest winds 4-12 mph.
Haines Index........3 or very low.
LAL.................1 until 1200, then 4.
CWR.................0 percent increasing to 10 percent in the
afternoon.
15K FT MSL winds....Northwest 20-30 mph.
Mixing height.......Below 1000 FT AGL until 0800, then 5000-6000 ft
AGL.
Transport winds.....Light winds until 1100, then north around 10
mph until 1600, then west.
Smoke dispersal.....Poor until 1200, then fair.
.MONDAY NIGHT...Partly cloudy. Slight chance of thunderstorms.
Lows in the upper 40s. Southwest winds 5-12 mph.
.TUESDAY...Mostly cloudy. Chance of thunderstorms. Highs in the
mid 70s. West winds 7-14 mph.
.WEDNESDAY...Cooler. Mostly cloudy. Rain showers and chance of
thunderstorms. Lows in the upper 40s. Highs in the lower 60s.
North winds 6-13 mph.
.THURSDAY...Partly cloudy. Slight chance of thunderstorms. Lows
in the mid 40s. Highs in the upper 60s. North winds 7-12 mph.
$$
COZ240-122300-
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
347 AM MDT Sun May 12 2024
.TODAY...
Sky/weather.........Mostly cloudy. Rain showers likely and chance
of thunderstorms.
Max Temperature.....61-67.
24 hr trend......Little change.
Min Humidity........36-46%.
24 hr trend......2-4% drier.
20-foot winds.......North winds 8-16 mph with gusts to around 25
mph.
Haines Index........3 or very low.
LAL.................4.
CWR.................50 percent decreasing to 30 percent in the
afternoon.
15K FT MSL winds....Northeast 20-30 mph.
Mixing height.......6000-7000 ft AGL.
Transport winds.....North 10-15 mph until 1300, then 15-20 mph.
Smoke dispersal.....Poor until 1200, then good.
.TONIGHT...
Sky/weather.........Mostly cloudy until 2100, then partly
cloudy(30-40%). Chance of thunderstorms until
1900, then slight chance of thunderstorms until
2200.
Min Temperature.....42-46.
24 hr trend......Little change.
Max Humidity........69-79%.
24 hr trend......10-15% drier.
20-foot winds.......West winds 7-15 mph. Gusts up to 25 mph in the
evening.
Haines Index........3 or very low.
LAL.................4 until 2400, then 1.
CWR.................10 percent decreasing to 0 percent after
midnight.
15K FT MSL winds....North 30-40 mph.
Mixing height.......4000-5000 ft AGL until 2100, then Below 1000 FT
AGL.
Transport winds.....Northeast around 15 mph until 2000, then west.
Smoke dispersal.....Fair until 2000, then poor.
.MONDAY...
Sky/weather.........Mostly sunny until 1200, then partly
cloudy(35-45%). Slight chance of thunderstorms
after 1200.
Max Temperature.....72-76.
24 hr trend......7-10 degrees warmer.
Min Humidity........23-27%.
24 hr trend......10-15% drier.
20-foot winds.......West winds 4-9 mph until 1200, then north 5-12
mph.
Haines Index........3 or very low.
LAL.................1 until 1200, then 3.
CWR.................0 percent increasing to 10 percent in the
afternoon.
15K FT MSL winds....North 20-30 mph.
Mixing height.......Below 1000 FT AGL until 0800, then 6000-7000 ft
AGL.
Transport winds.....Light winds until 1000, then north around 10
mph.
Smoke dispersal.....Poor until 1200, then fair.
.MONDAY NIGHT...Partly cloudy. Slight chance of thunderstorms.
Lows in the upper 40s. Southwest winds 7-14 mph.
.TUESDAY...Mostly cloudy. Chance of thunderstorms. Highs in the
mid 70s. West winds 7-14 mph.
.WEDNESDAY...Cooler. Mostly cloudy. Chance of thunderstorms. Lows
in the mid 40s. Highs in the lower 60s. North winds 7-14 mph.
.THURSDAY...Partly cloudy. Slight chance of thunderstorms. Lows
in the mid 40s. Highs in the upper 60s. North winds 7-14 mph.
$$
COZ241-122300-
Elbert/Central and East Douglas Counties Above 6000 Feet-
Including Castle Rock, Elbert, Fondis, Kiowa, and Larkspur
347 AM MDT Sun May 12 2024
.TODAY...
Sky/weather.........Mostly cloudy. Rain showers likely until 1600.
Slight chance of thunderstorms after 0900 until
1100, then chance of thunderstorms.
Max Temperature.....54-60.
24 hr trend......2-4 degrees cooler.
Min Humidity........51-59%.
24 hr trend......2-4% wetter.
20-foot winds.......Northwest winds 10-18 mph with gusts to around
30 mph.
Haines Index........3 or very low.
LAL.................4.
CWR.................50 percent.
15K FT MSL winds....North 20-30 mph.
Mixing height.......Below 1000 FT AGL until 0700, then 3500-4500 ft
AGL.
Transport winds.....Northwest 10-15 mph until 1200, then north
around 20 mph.
Smoke dispersal.....Poor until 1400, then good.
.TONIGHT...
Sky/weather.........Mostly cloudy until 2100, then partly
cloudy(30-40%). Chance of thunderstorms until
2000, then slight chance of thunderstorms until
2300. Slight chance of thunderstorms after 2400
until 0300.
Min Temperature.....38-42.
24 hr trend......Little change.
Max Humidity........82-92%.
24 hr trend......7-10% drier.
20-foot winds.......Northwest winds 8-15 mph with gusts to around
25 mph.
Haines Index........3 or very low.
LAL.................4 until 2400, then 2.
CWR.................10 percent decreasing to 0 percent after
midnight.
15K FT MSL winds....North 40-50 mph.
Mixing height.......2500-3500 ft AGL until 2100, then Below 1000 FT
AGL.
Transport winds.....North 15-20 mph until 2100, then northwest
10-15 mph.
Smoke dispersal.....Poor.
.MONDAY...
Sky/weather.........Mostly sunny until 1200, then partly
cloudy(30-40%). Slight chance of thunderstorms
after 1200.
Max Temperature.....66-72.
24 hr trend......10-15 degrees warmer.
Min Humidity........27-33%.
24 hr trend......25-35% drier.
20-foot winds.......North winds 6-14 mph with gusts to around 20
mph.
Haines Index........3 or very low.
LAL.................1 until 1200, then 3.
CWR.................0 percent increasing to 10 percent in the
afternoon.
15K FT MSL winds....North 20-30 mph.
Mixing height.......Below 1000 FT AGL until 0800, then 7000-8000 ft
AGL.
Transport winds.....North 10-15 mph.
Smoke dispersal.....Poor until 1000, then good.
.MONDAY NIGHT...Partly cloudy. Slight chance of thunderstorms.
Lows in the mid 40s. Southwest winds 6-13 mph.
.TUESDAY...Mostly cloudy. Chance of thunderstorms. Highs in the
lower 70s. West winds 7-14 mph.
.WEDNESDAY...Cooler. Mostly cloudy. Chance of thunderstorms. Lows
in the lower 40s. Highs around 60. North winds 8-15 mph.
.THURSDAY...Partly cloudy. Slight chance of thunderstorms. Lows
in the upper 30s. Highs in the mid 60s. North winds 9-16 mph.
$$
COZ243-122300-
Central and South Weld County-
Including Eaton, Fort Lupton, Greeley, and Roggen
347 AM MDT Sun May 12 2024
.TODAY...
Sky/weather.........Mostly cloudy. Chance of thunderstorms.
Max Temperature.....65-69.
24 hr trend......Little change.
Min Humidity........31-41%.
24 hr trend......2-4% drier.
20-foot winds.......Northwest winds 5-12 mph with gusts to around
20 mph until 1200, then northeast 12-18 mph
with gusts to around 30 mph.
Haines Index........3 or very low.
LAL.................4.
CWR.................20 percent.
15K FT MSL winds....North 25-35 mph.
Mixing height.......Below 1000 FT AGL until 0700, then 7000-8000 ft
AGL.
Transport winds.....Light winds until 0700. Northeast 15-20 mph
after 1200.
Smoke dispersal.....Poor until 1100, then good.
.TONIGHT...
Sky/weather.........Mostly cloudy until 2100, then partly
cloudy(30-35%). Slight chance of thunderstorms
until 2200.
Min Temperature.....41-45.
24 hr trend......2-4 degrees cooler.
Max Humidity........82-92%.
24 hr trend......10-15% drier.
20-foot winds.......Northwest winds 7-15 mph with gusts to around
25 mph.
Haines Index........3 or very low.
LAL.................3 until 2400, then 1.
CWR.................10 percent decreasing to 0 percent after
midnight.
15K FT MSL winds....North 30-40 mph.
Mixing height.......3000-4000 ft AGL until 2100, then Below 1000 FT
AGL.
Transport winds.....North around 15 mph until 2100, then northwest.
Smoke dispersal.....Poor.
.MONDAY...
Sky/weather.........Mostly sunny until 1200, then partly
cloudy(35-45%). Slight chance of thunderstorms
after 1200.
Max Temperature.....74-78.
24 hr trend......7-10 degrees warmer.
Min Humidity........25-29%.
24 hr trend......4-7% drier.
20-foot winds.......Northwest winds 4-8 mph until 1200, then east
5-12 mph.
Haines Index........3 or very low.
LAL.................1 until 1200, then 3.
CWR.................0 percent increasing to 10 percent in the
afternoon.
15K FT MSL winds....North 25-35 mph.
Mixing height.......Below 1000 FT AGL until 0800, then 6500-7500 ft
AGL.
Transport winds.....Northwest around 10 mph until 0700, then light
until 1000, then north around 10 mph until
1700, then southwest.
Smoke dispersal.....Poor until 1200, then fair.
.MONDAY NIGHT...Partly cloudy. Slight chance of thunderstorms.
Lows in the mid 40s. South winds 6-13 mph.
.TUESDAY...Mostly cloudy. Chance of thunderstorms. Highs in the
upper 70s. Northwest winds 7-14 mph.
.WEDNESDAY...Cooler. Mostly cloudy. Chance of thunderstorms. Lows
in the mid 40s. Highs in the mid 60s. North winds 8-15 mph.
.THURSDAY...Partly cloudy. Slight chance of thunderstorms. Lows
in the lower 40s. Highs in the lower 70s. North winds 7-14 mph.
$$
COZ242-122300-
Northeast Weld County-
Including Briggsdale, East Pawnee Grasslands, Grover,
Pawnee Buttes, Raymer, and Stoneham
347 AM MDT Sun May 12 2024
.TODAY...
Sky/weather.........Mostly cloudy. Chance of rain showers and
slight chance of thunderstorms until 1200, then
chance of thunderstorms.
Max Temperature.....66-70.
24 hr trend......Little change.
Min Humidity........28-36%.
24 hr trend......2-4% drier.
20-foot winds.......Northeast winds 8-16 mph with gusts to around
30 mph.
Haines Index........3 or very low.
LAL.................3 until 1200, then 4.
CWR.................10 percent increasing to 20 percent in the
afternoon.
15K FT MSL winds....Northeast 20-30 mph.
Mixing height.......Below 1000 FT AGL until 0800, then 6500-7500 ft
AGL.
Transport winds.....Light winds until 0700. Northeast 15-20 mph
after 1100.
Smoke dispersal.....Poor until 1000. Good after 1300.
.TONIGHT...
Sky/weather.........Mostly cloudy(50-60%) until 2100, then partly
cloudy. Slight chance of thunderstorms until
2200.
Min Temperature.....40-44.
24 hr trend......Little change.
Max Humidity........88-96%.
24 hr trend......Little change.
20-foot winds.......North winds 6-13 mph. Gusts up to 25 mph in the
evening.
Haines Index........3 or very low.
LAL.................3 until 2400, then 1.
CWR.................10 percent decreasing to 0 percent after
midnight.
15K FT MSL winds....North 25-35 mph.
Mixing height.......3500-4500 ft AGL until 2100, then Below 1000 FT
AGL.
Transport winds.....North 10-15 mph.
Smoke dispersal.....Poor.
.MONDAY...
Sky/weather.........Mostly sunny until 1200, then partly
cloudy(30-35%). Slight chance of thunderstorms
after 1200.
Max Temperature.....74-78.
24 hr trend......7-10 degrees warmer.
Min Humidity........23-27%.
24 hr trend......7-10% drier.
20-foot winds.......North winds 4-13 mph until 1200, then east 5-12
mph.
Haines Index........3 or very low.
LAL.................1 until 1200, then 3.
CWR.................0 percent increasing to 10 percent in the
afternoon.
15K FT MSL winds....North 25-35 mph.
Mixing height.......Below 1000 FT AGL until 0800, then 7000-8000 ft
AGL.
Transport winds.....North around 10 mph until 1700, then west.
Smoke dispersal.....Poor until 1100, then good.
.MONDAY NIGHT...Partly cloudy. Slight chance of thunderstorms.
Lows in the mid 40s. South winds 5-12 mph.
.TUESDAY...Mostly cloudy. Chance of thunderstorms. Highs in the
upper 70s. Northwest winds 8-15 mph.
.WEDNESDAY...Cooler. Mostly cloudy. Rain showers likely and
chance of thunderstorms. Lows in the mid 40s. Highs in the mid
60s. North winds 10-16 mph.
.THURSDAY...Partly cloudy. Slight chance of thunderstorms. Lows
around 40. Highs in the lower 70s. North winds 9-16 mph.
$$
COZ244-122300-
Morgan County-
Including Brush, Fort Morgan, Goodrich, and Wiggins
347 AM MDT Sun May 12 2024
.TODAY...
Sky/weather.........Mostly cloudy. Chance of thunderstorms. Rain
showers likely after 1200.
Max Temperature.....64-68.
24 hr trend......Little change.
Min Humidity........40-50%.
24 hr trend......4-7% wetter.
20-foot winds.......North winds 6-14 mph.
Haines Index........3 or very low.
LAL.................4.
CWR.................30 percent.
15K FT MSL winds....Northeast 15-25 mph.
Mixing height.......4500-5500 ft AGL.
Transport winds.....Light winds until 0900. Northeast 15-20 mph
after 1400.
Smoke dispersal.....Poor until 1200, then good.
.TONIGHT...
Sky/weather.........Mostly cloudy until 2100, then partly
cloudy(30-35%). Chance of thunderstorms until
1900, then slight chance of thunderstorms.
Min Temperature.....40-44.
24 hr trend......2-4 degrees cooler.
Max Humidity........96-99%.
24 hr trend......Little change.
20-foot winds.......Northwest winds 6-13 mph. Gusts up to 20 mph in
the evening.
Haines Index........3 or very low.
LAL.................4 until 2400, then 2.
CWR.................10 percent decreasing to 0 percent after
midnight.
15K FT MSL winds....North 30-40 mph.
Mixing height.......2000-3000 ft AGL until 2100, then Below 1000 FT
AGL.
Transport winds.....Northeast 10-15 mph until 2200, then northwest.
Smoke dispersal.....Poor.
.MONDAY...
Sky/weather.........Mostly sunny until 1500, then partly cloudy.
Slight chance of thunderstorms after 1200.
Max Temperature.....74-78.
24 hr trend......7-10 degrees warmer.
Min Humidity........24-28%.
24 hr trend......15-20% drier.
20-foot winds.......North winds 4-13 mph until 1200, then northeast
5-12 mph.
Haines Index........3 or very low.
LAL.................1 until 1200, then 2.
CWR.................0 percent.
15K FT MSL winds....North 25-35 mph.
Mixing height.......Below 1000 FT AGL until 0800, then 7500-8500 ft
AGL.
Transport winds.....North around 10 mph.
Smoke dispersal.....Poor until 1100, then good.
.MONDAY NIGHT...Partly cloudy. Slight chance of thunderstorms.
Lows in the mid 40s. South winds 6-13 mph.
.TUESDAY...Mostly cloudy. Chance of thunderstorms. Highs around
80. Northwest winds 7-14 mph.
.WEDNESDAY...Cooler. Mostly cloudy. Rain showers likely and
chance of thunderstorms. Lows in the mid 40s. Highs in the upper
60s. North winds 9-15 mph.
.THURSDAY...Partly cloudy. Slight chance of thunderstorms. Lows
in the lower 40s. Highs in the lower 70s. North winds 9-15 mph.
$$
COZ245-122300-
Central and East Adams and Arapahoe Counties-
Including Bennett, Byers, Deer Trail, and Leader
347 AM MDT Sun May 12 2024
.TODAY...
Sky/weather.........Mostly cloudy. Rain showers likely and chance
of thunderstorms.
Max Temperature.....60-64.
24 hr trend......2-4 degrees cooler.
Min Humidity........47-53%.
24 hr trend......7-10% wetter.
20-foot winds.......North winds 7-15 mph.
Haines Index........3 or very low.
LAL.................4.
CWR.................40 percent.
15K FT MSL winds....Northeast 20-30 mph.
Mixing height.......4000-5000 ft AGL.
Transport winds.....North 10-15 mph until 1600, then northeast.
Smoke dispersal.....Poor until 1200, then fair.
.TONIGHT...
Sky/weather.........Mostly cloudy until 2100, then partly
cloudy(30-35%). Chance of thunderstorms until
1900, then slight chance of thunderstorms until
2300. Slight chance of thunderstorms after
2400.
Min Temperature.....39-43.
24 hr trend......2-4 degrees cooler.
Max Humidity........88-98%.
24 hr trend......Little change.
20-foot winds.......Northwest winds 7-14 mph. Gusts up to 20 mph in
the evening.
Haines Index........3 or very low.
LAL.................4 until 2400, then 2.
CWR.................10 percent decreasing to 0 percent after
midnight.
15K FT MSL winds....North 35-45 mph.
Mixing height.......2000-3000 ft AGL until 2100, then Below 1000 FT
AGL.
Transport winds.....Northeast around 15 mph until 2000, then
northwest.
Smoke dispersal.....Poor.
.MONDAY...
Sky/weather.........Mostly sunny until 1500, then partly cloudy.
Slight chance of thunderstorms after 1200.
Max Temperature.....71-75.
24 hr trend......10-15 degrees warmer.
Min Humidity........26-30%.
24 hr trend......20-25% drier.
20-foot winds.......Northwest winds 6-10 mph until 1200, then
northeast 4-13 mph.
Haines Index........3 or very low.
LAL.................1 until 1200, then 2.
CWR.................0 percent.
15K FT MSL winds....North 25-35 mph.
Mixing height.......Below 1000 FT AGL until 0800, then 7000-8000 ft
AGL.
Transport winds.....North 10-15 mph.
Smoke dispersal.....Poor until 1100, then good.
.MONDAY NIGHT...Partly cloudy. Slight chance of thunderstorms.
Lows in the mid 40s. South winds 7-14 mph.
.TUESDAY...Mostly cloudy. Chance of thunderstorms. Highs in the
upper 70s. West winds 7-14 mph.
.WEDNESDAY...Cooler. Mostly cloudy. Chance of thunderstorms. Lows
in the lower 40s. Highs in the mid 60s. North winds 8-14 mph.
.THURSDAY...Partly cloudy. Slight chance of thunderstorms. Lows
in the lower 40s. Highs in the upper 60s. North winds 10-15 mph.
$$
COZ248-122300-
Logan County-
Including Crook, Merino, Sterling, and Peetz
347 AM MDT Sun May 12 2024
.TODAY...
Sky/weather.........Mostly cloudy. Chance of rain showers until
1100. Slight chance of thunderstorms after 0900
until 1100, then chance of thunderstorms.
Max Temperature.....64-68.
24 hr trend......2-4 degrees cooler.
Min Humidity........40-50%.
24 hr trend......4-7% wetter.
20-foot winds.......North winds 4-9 mph until 1200, then northeast
8-15 mph.
Haines Index........2 or very low.
LAL.................4.
CWR.................20 percent increasing to 30 percent in the
afternoon.
15K FT MSL winds....Northeast 15-25 mph.
Mixing height.......Below 1000 FT AGL until 0800, then 4500-5500 ft
AGL.
Transport winds.....Light winds until 0900, then northeast 10-15
mph.
Smoke dispersal.....Poor until 1200, then fair.
.TONIGHT...
Sky/weather.........Mostly cloudy(60-65%) until 2100, then partly
cloudy(30-40%). Chance of rain showers until
1900. Slight chance of thunderstorms.
Min Temperature.....41-45.
24 hr trend......2-4 degrees cooler.
Max Humidity........96-99%.
24 hr trend......2-4% wetter.
20-foot winds.......North winds 6-12 mph until 2400, then northwest
7-13 mph. Gusts up to 20 mph.
Haines Index........3 or very low.
LAL.................3 until 2400, then 2.
CWR.................10 percent decreasing to 0 percent after
midnight.
15K FT MSL winds....North 25-35 mph.
Mixing height.......1500-2500 ft AGL until 2200, then Below 1000 FT
AGL.
Transport winds.....Northeast 10-15 mph until 2200. Northwest after
2400.
Smoke dispersal.....Poor.
.MONDAY...
Sky/weather.........Mostly sunny. Slight chance of thunderstorms
after 1200.
Max Temperature.....74-78.
24 hr trend......7-10 degrees warmer.
Min Humidity........23-29%.
24 hr trend......15-20% drier.
20-foot winds.......North winds 6-12 mph until 1200, then northeast
6-10 mph.
Haines Index........3 or very low.
LAL.................1 until 1200, then 2.
CWR.................0 percent.
15K FT MSL winds....North 25-35 mph.
Mixing height.......Below 1000 FT AGL until 0800, then 7500-8500 ft
AGL.
Transport winds.....North around 10 mph.
Smoke dispersal.....Poor until 1200, then good.
.MONDAY NIGHT...Mostly clear. Slight chance of thunderstorms.
Lows in the upper 40s. South winds 6-12 mph.
.TUESDAY...Mostly cloudy. Chance of thunderstorms. Highs in the
upper 70s. Northwest winds 8-15 mph.
.WEDNESDAY...Cooler. Mostly cloudy. Chance of rain showers and
slight chance of thunderstorms. Lows in the upper 40s. Highs in
the mid 60s. North winds 9-15 mph.
.THURSDAY...Partly cloudy. Slight chance of thunderstorms. Lows
in the lower 40s. Highs in the lower 70s. North winds 9-15 mph.
$$
COZ249-250-122300-
Washington County-Sedgwick County-
Including Akron, Cope, Last Chance, Otis, Julesburg, Ovid,
and Sedgwick
347 AM MDT Sun May 12 2024
.TODAY...
Sky/weather.........Mostly cloudy. Rain showers likely and chance
of thunderstorms.
Max Temperature.....61-66.
24 hr trend......7-10 degrees cooler.
Min Humidity........50-60%.
24 hr trend......10-15% wetter.
20-foot winds.......Northwest winds 4-9 mph until 1200, then
northeast 8-14 mph with gusts to around 20 mph.
Haines Index........2 or very low.
LAL.................4.
CWR.................20 percent increasing to 50 percent in the
afternoon.
15K FT MSL winds....Northeast 15-25 mph.
Mixing height.......3500-4500 ft AGL.
Transport winds.....Light winds until 0900, then northeast 10-15
mph.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Mostly cloudy(60-65%) until 2400, then partly
cloudy(30-35%). Chance of thunderstorms until
1900, then slight chance of thunderstorms.
Min Temperature.....40-44.
24 hr trend......2-4 degrees cooler.
Max Humidity........100%.
24 hr trend......Little change.
20-foot winds.......Northwest winds 6-13 mph with gusts to around
20 mph.
Haines Index........3 or very low.
LAL.................4 until 2400, then 2.
CWR.................10 percent decreasing to 0 percent after
midnight.
15K FT MSL winds....North 30-40 mph.
Mixing height.......1500-2500 ft AGL until 2100, then Below 1000 FT
AGL.
Transport winds.....Northeast 10-15 mph until 2300, then northwest.
Smoke dispersal.....Poor.
.MONDAY...
Sky/weather.........Mostly sunny.
Max Temperature.....72-76.
24 hr trend......10-15 degrees warmer.
Min Humidity........27-31%.
24 hr trend......25-35% drier.
20-foot winds.......North winds 5-13 mph. Gusts up to 20 mph in the
morning.
Haines Index........3 or very low.
LAL.................1.
CWR.................0 percent.
15K FT MSL winds....North 30-40 mph.
Mixing height.......Below 1000 FT AGL until 0800, then 7000-8000 ft
AGL.
Transport winds.....North 10-15 mph.
Smoke dispersal.....Poor until 1100, then good.
.MONDAY NIGHT...Mostly clear. Slight chance of thunderstorms.
Lows in the mid 40s. South winds 7-14 mph.
.TUESDAY...Mostly cloudy. Chance of thunderstorms. Highs in the
upper 70s. Northwest winds 8-15 mph.
.WEDNESDAY...Cooler. Mostly cloudy. Chance of rain showers and
slight chance of thunderstorms. Lows in the mid 40s. Highs in the
upper 60s. North winds 9-14 mph.
.THURSDAY...Partly cloudy. Slight chance of thunderstorms. Lows
in the lower 40s. Highs in the lower 70s. North winds 9-15 mph.
$$
COZ251-122300-
Phillips County-
Including Amherst, Haxtun, and Holyoke
347 AM MDT Sun May 12 2024
.TODAY...
Sky/weather.........Mostly cloudy. Rain showers likely and chance
of thunderstorms.
Max Temperature.....64-68.
24 hr trend......2-4 degrees cooler.
Min Humidity........49-55%.
24 hr trend......10-15% wetter.
20-foot winds.......East winds 4-12 mph.
Haines Index........2 or very low.
LAL.................4.
CWR.................20 percent increasing to 40 percent in the
afternoon.
15K FT MSL winds....East 15-25 mph.
Mixing height.......Below 1000 FT AGL until 0700, then 3000-4000 ft
AGL.
Transport winds.....Light winds until 1000, then northeast 10-15
mph.
Smoke dispersal.....Poor.
.TONIGHT...
Sky/weather.........Mostly cloudy until 2400, then partly
cloudy(30-40%). Chance of thunderstorms until
2000, then slight chance of thunderstorms.
Min Temperature.....Around 44.
24 hr trend......4-7 degrees cooler.
Max Humidity........100%.
24 hr trend......4-7% wetter.
20-foot winds.......North winds 6-10 mph until 2400, then northwest
7-12 mph.
Haines Index........3 or very low.
LAL.................4 until 2400, then 2.
CWR.................10 percent.
15K FT MSL winds....North 30-40 mph.
Mixing height.......1000-2000 ft AGL until 2100, then Below 1000 FT
AGL.
Transport winds.....Northeast 10-15 mph until 2100. Northwest after
2400.
Smoke dispersal.....Poor.
.MONDAY...
Sky/weather.........Mostly sunny.
Max Temperature.....Around 76.
24 hr trend......7-10 degrees warmer.
Min Humidity........27-31%.
24 hr trend......20-25% drier.
20-foot winds.......North winds 6-12 mph. Gusts up to 20 mph in the
morning.
Haines Index........3 or very low.
LAL.................1.
CWR.................0 percent.
15K FT MSL winds....North 25-35 mph.
Mixing height.......Below 1000 FT AGL until 0800, then 7000-8000 ft
AGL.
Transport winds.....North 10-15 mph.
Smoke dispersal.....Poor until 1100, then good.
.MONDAY NIGHT...Mostly clear. Slight chance of thunderstorms.
Lows in the upper 40s. South winds 6-10 mph.
.TUESDAY...Mostly cloudy. Chance of thunderstorms. Highs around
80. Northwest winds 8-15 mph.
.WEDNESDAY...Cooler. Mostly cloudy. Chance of thunderstorms. Lows
in the upper 40s. Highs in the upper 60s. North winds 9-14 mph.
.THURSDAY...Partly cloudy. Slight chance of thunderstorms. Lows
in the mid 40s. Highs in the lower 70s. North winds 10-15 mph.
$$
COZ246-122300-
North and Northeast Elbert County Below 6000 Feet/North Lincoln
County-
Including Agate, Hugo, Limon, and Matheson
347 AM MDT Sun May 12 2024
.TODAY...
Sky/weather.........Mostly cloudy. Rain showers likely and chance
of thunderstorms.
Max Temperature.....58-62.
24 hr trend......2-4 degrees cooler.
Min Humidity........51-55%.
24 hr trend......4-7% wetter.
20-foot winds.......North winds 8-16 mph with gusts to around 25
mph.
Haines Index........3 or very low.
LAL.................4.
CWR.................30 percent increasing to 50 percent in the
afternoon.
15K FT MSL winds....Northwest 20-30 mph.
Mixing height.......Below 1000 FT AGL until 0700, then 3000-4000 ft
AGL.
Transport winds.....Northwest around 10 mph until 0900. North
around 20 mph after 1500.
Smoke dispersal.....Poor until 1500, then fair.
.TONIGHT...
Sky/weather.........Mostly cloudy until 2100, then partly
cloudy(30-40%). Chance of thunderstorms until
2000, then slight chance of thunderstorms.
Min Temperature.....38-42.
24 hr trend......Little change.
Max Humidity........94-98%.
24 hr trend......Little change.
20-foot winds.......Northwest winds 8-15 mph with gusts to around
25 mph.
Haines Index........3 or very low.
LAL.................4 until 2400, then 2.
CWR.................10 percent decreasing to 0 percent after
midnight.
15K FT MSL winds....North 35-45 mph.
Mixing height.......2000-3000 ft AGL until 2100, then Below 1000 FT
AGL.
Transport winds.....North 15-20 mph until 2100, then northwest
10-15 mph.
Smoke dispersal.....Poor.
.MONDAY...
Sky/weather.........Mostly sunny. Slight chance of thunderstorms
after 1200.
Max Temperature.....69-73.
24 hr trend......7-10 degrees warmer.
Min Humidity........27-31%.
24 hr trend......20-25% drier.
20-foot winds.......North winds 7-15 mph.
Haines Index........3 or very low.
LAL.................1 until 1200, then 2.
CWR.................0 percent.
15K FT MSL winds....North 25-35 mph.
Mixing height.......Below 1000 FT AGL until 0800, then 6500-7500 ft
AGL.
Transport winds.....North 10-15 mph.
Smoke dispersal.....Poor until 1000, then good.
.MONDAY NIGHT...Mostly clear. Lows in the mid 40s. South winds
6-13 mph.
.TUESDAY...Partly cloudy. Chance of thunderstorms. Highs in the
upper 70s. West winds 7-14 mph.
.WEDNESDAY...Cooler. Mostly cloudy. Chance of thunderstorms. Lows
in the lower 40s. Highs in the mid 60s. North winds 9-15 mph.
.THURSDAY...Partly cloudy. Slight chance of thunderstorms. Lows
in the lower 40s. Highs in the upper 60s. North winds 10-17 mph.
$$
COZ247-122300-
Southeast Elbert County Below 6000 Feet/South Lincoln County-
Including Forder, Karval, Kutch, and Punkin Center
347 AM MDT Sun May 12 2024
.TODAY...
Sky/weather.........Mostly cloudy. Rain showers likely until 1200.
Chance of thunderstorms. Rain showers after
1200.
Max Temperature.....60-64.
24 hr trend......Little change.
Min Humidity........48-52%.
24 hr trend......4-7% drier.
20-foot winds.......North winds 9-17 mph. Gusts up to 20 mph
increasing to 30 mph in the afternoon.
Haines Index........3 or very low.
LAL.................4.
CWR.................10 percent increasing to 40 percent in the
afternoon.
15K FT MSL winds....West 20-30 mph.
Mixing height.......4000-5000 ft AGL.
Transport winds.....North 10-15 mph until 1500, then around 20 mph.
Smoke dispersal.....Poor until 1300, then good.
.TONIGHT...
Sky/weather.........Mostly cloudy until 2100, then partly
cloudy(30-40%). Chance of thunderstorms until
2000, then slight chance of thunderstorms.
Min Temperature.....40-44.
24 hr trend......Little change.
Max Humidity........87-97%.
24 hr trend......4-7% drier.
20-foot winds.......North winds 9-16 mph with gusts to around 30
mph.
Haines Index........3 or very low.
LAL.................4 until 2400, then 2.
CWR.................10 percent decreasing to 0 percent after
midnight.
15K FT MSL winds....North 40-50 mph.
Mixing height.......2000-3000 ft AGL until 2200, then Below 1000 FT
AGL.
Transport winds.....North 15-20 mph.
Smoke dispersal.....Fair until 2100, then poor.
.MONDAY...
Sky/weather.........Mostly sunny. Slight chance of thunderstorms
after 1200.
Max Temperature.....71-75.
24 hr trend......7-10 degrees warmer.
Min Humidity........24-28%.
24 hr trend......20-25% drier.
20-foot winds.......North winds 9-17 mph with gusts to around 25
mph.
Haines Index........3 or very low.
LAL.................1 until 1200, then 2.
CWR.................0 percent.
15K FT MSL winds....North 25-35 mph.
Mixing height.......Below 1000 FT AGL until 0700, then 8000-9000 ft
AGL.
Transport winds.....North 15-20 mph.
Smoke dispersal.....Poor until 0900. Very good after 1100.
.MONDAY NIGHT...Mostly clear. Lows in the lower 40s. Southwest
winds 4-13 mph.
.TUESDAY...Partly cloudy. Chance of thunderstorms. Highs in the
upper 70s. Northwest winds 7-14 mph.
.WEDNESDAY...Cooler. Mostly cloudy. Chance of thunderstorms. Lows
in the mid 40s. Highs in the upper 60s. North winds 10-15 mph.
.THURSDAY...Partly cloudy. Chance of rain showers and slight
chance of thunderstorms. Lows in the lower 40s. Highs in the
upper 60s. North winds 12-17 mph.
$$
COZ215-122300-
Larimer and Boulder Counties Between 6000 and 9000 Feet-
Including Estes Park, Glendevey, Laramie River Valley, Nederland,
and Red Feather Lakes
347 AM MDT Sun May 12 2024
.TODAY...
Sky/weather.........Mostly cloudy. Chance of rain showers and
slight chance of thunderstorms until 1200, then
chance of thunderstorms.
Max Temperature.....53-63.
24 hr trend......7-10 degrees warmer.
Min Humidity........30-40%.
24 hr trend......4-7% drier.
20-foot winds.......
Valleys/lwr slopes...North winds 8-16 mph with gusts to around
25 mph.
Ridges/upr slopes....North winds 9-17 mph with gusts to around
30 mph.
Haines Index........4 or low.
LAL.................3 until 1200, then 4.
CWR.................10 percent increasing to 20 percent in the
afternoon.
15K FT MSL winds....North 25-35 mph.
Mixing height.......Below 1000 FT AGL until 0800, then 8000-9000 ft
AGL.
Transport winds.....North 15-20 mph until 1000, then 20-25 mph.
Smoke dispersal.....Poor until 0900, then very good until 1700,
then good.
.TONIGHT...
Sky/weather.........Mostly cloudy(50-60%) until 2100, then partly
cloudy(30-40%). Slight chance of thunderstorms
until 2200.
Min Temperature.....33-43.
24 hr trend......Little change.
Max Humidity........70-80%.
24 hr trend......Little change.
20-foot winds.......
Valleys/lwr slopes...Northwest winds 5-13 mph. Gusts up to 20
mph in the evening.
Ridges/upr slopes....West winds 5-13 mph. Gusts up to 25 mph in
the evening.
Haines Index........3 or very low.
LAL.................3 until 2400, then 1.
CWR.................10 percent decreasing to 0 percent after
midnight.
15K FT MSL winds....North 25-35 mph.
Mixing height.......2000-3000 ft AGL until 2300, then Below 1000 FT
AGL.
Transport winds.....North 10-15 mph until 2300, then west.
Smoke dispersal.....Fair until 2100, then poor.
.MONDAY...
Sky/weather.........Mostly sunny until 0900, then partly cloudy
until 1200, then mostly cloudy. Chance of
thunderstorms after 1200.
Max Temperature.....58-68.
24 hr trend......Little change.
Min Humidity........28-38%.
24 hr trend......2-4% drier.
20-foot winds.......
Valleys/lwr slopes...Northwest winds 5-12 mph.
Ridges/upr slopes....Northwest winds 5-12 mph.
Haines Index........3 or very low.
LAL.................1 until 1200, then 4.
CWR.................0 percent increasing to 20 percent in the
afternoon.
15K FT MSL winds....Northwest 20-30 mph.
Mixing height.......Below 1000 FT AGL until 0700, then 6500-7500 ft
AGL.
Transport winds.....Northwest around 15 mph.
Smoke dispersal.....Poor until 1000, then good.
.MONDAY NIGHT...Partly cloudy. Slight chance of thunderstorms.
Lows in the lower 40s. West winds 5-12 mph.
.TUESDAY...Mostly cloudy. Chance of thunderstorms. Highs in the
mid 60s. West winds 9-16 mph.
.WEDNESDAY...Cooler. Mostly cloudy. Chance of thunderstorms. Lows
in the upper 30s. Highs in the mid 50s. North winds 6-13 mph.
.THURSDAY...Partly cloudy. Slight chance of thunderstorms. Lows
in the mid 30s. Highs around 60. Northwest winds 8-15 mph.
$$
COZ216-122300-
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
347 AM MDT Sun May 12 2024
.TODAY...
Sky/weather.........Mostly cloudy. Rain showers until 1200. Chance
of thunderstorms. Rain showers likely after
1200.
Max Temperature.....49-59.
24 hr trend......Little change.
Min Humidity........43-53%.
24 hr trend......Little change.
20-foot winds.......
Valleys/lwr slopes...North winds 9-17 mph with gusts to around
30 mph.
Ridges/upr slopes....North winds 10-20 mph with gusts to around
30 mph.
Haines Index........3 or very low.
LAL.................4.
CWR.................60 percent decreasing to 30 percent in the
afternoon.
15K FT MSL winds....North 20-30 mph.
Mixing height.......6000-7000 ft AGL.
Transport winds.....North 10-15 mph until 1000, then 20-25 mph.
Smoke dispersal.....Poor until 1100, then good.
.TONIGHT...
Sky/weather.........Mostly cloudy until 2100, then partly
cloudy(30-40%). Chance of thunderstorms until
2000, then slight chance of thunderstorms until
2200.
Min Temperature.....32-42.
24 hr trend......Little change.
Max Humidity........72-82%.
24 hr trend......20-25% drier.
20-foot winds.......
Valleys/lwr slopes...West winds 6-14 mph. Gusts up to 25 mph in
the evening.
Ridges/upr slopes....West winds 6-14 mph. Gusts up to 30 mph
decreasing to 20 mph after midnight.
Haines Index........3 or very low.
LAL.................4 until 2400, then 1.
CWR.................10 percent decreasing to 0 percent after
midnight.
15K FT MSL winds....North 30-40 mph.
Mixing height.......2000-3000 ft AGL until 2200, then Below 1000 FT
AGL.
Transport winds.....North 15-20 mph until 2100, then northwest
around 10 mph.
Smoke dispersal.....Fair until 2100, then poor.
.MONDAY...
Sky/weather.........Mostly sunny until 0900, then partly cloudy
until 1200, then mostly cloudy(55-60%). Chance
of thunderstorms after 1200.
Max Temperature.....57-67.
24 hr trend......4-7 degrees warmer.
Min Humidity........29-39%.
24 hr trend......20-25% drier.
20-foot winds.......
Valleys/lwr slopes...North winds 5-12 mph.
Ridges/upr slopes....North winds 5-12 mph.
Haines Index........3 or very low.
LAL.................1 until 1200, then 4.
CWR.................0 percent increasing to 10 percent in the
afternoon.
15K FT MSL winds....Northwest 20-30 mph.
Mixing height.......Below 1000 FT AGL until 0700, then 5500-6500 ft
AGL.
Transport winds.....Northwest 10-15 mph until 1000, then north.
Smoke dispersal.....Poor until 1000, then fair.
.MONDAY NIGHT...Partly cloudy. Slight chance of thunderstorms.
Lows in the lower 40s. Southwest winds 5-12 mph.
.TUESDAY...Mostly cloudy. Chance of thunderstorms. Highs in the
mid 60s. West winds 7-14 mph.
.WEDNESDAY...Cooler. Mostly cloudy. Rain showers and chance of
thunderstorms. Lows around 40. Highs in the mid 50s. North winds
6-13 mph.
.THURSDAY...Mostly cloudy. Chance of thunderstorms. Lows in the
upper 30s. Highs around 60. North winds 7-14 mph.
$$
COZ211-122300-
Jackson County Below 9000 Feet-
Including Gould, North Park, Rand, Spicer, and Walden
347 AM MDT Sun May 12 2024
.TODAY...
Sky/weather.........Mostly cloudy. Slight chance of thunderstorms
after 1000 until 1500. Chance of rain showers
after 1100 until 1500, then chance of
thunderstorms.
Max Temperature.....56-60.
24 hr trend......Little change.
Min Humidity........30-36%.
24 hr trend......Little change.
20-foot winds.......North winds 7-15 mph with gusts to around 25
mph.
Haines Index........4 or low.
LAL.................3 until 1200, then 4.
CWR.................0 percent increasing to 20 percent in the
afternoon.
15K FT MSL winds....Northeast 20-30 mph.
Mixing height.......Below 1000 FT AGL until 0800, then 7000-8000 ft
AGL.
Transport winds.....North 10-15 mph until 1000, then around 20 mph.
Smoke dispersal.....Poor until 1000, then very good until 1700,
then good.
.TONIGHT...
Sky/weather.........Mostly cloudy(50-60%) until 2100, then partly
cloudy. Chance of rain showers until 1900.
Slight chance of thunderstorms until 2200.
Min Temperature.....29-33.
24 hr trend......Little change.
Max Humidity........84-94%.
24 hr trend......Little change.
20-foot winds.......Northeast winds 5-12 mph with gusts to around
20 mph until 2400, then south 4-6 mph.
Haines Index........3 or very low.
LAL.................3 until 2400, then 1.
CWR.................10 percent decreasing to 0 percent after
midnight.
15K FT MSL winds....North 20-30 mph.
Mixing height.......3500-4500 ft AGL until 2100, then Below 1000 FT
AGL.
Transport winds.....North 15-20 mph until 2000, then northeast
around 10 mph until 2200, then light.
Smoke dispersal.....Good until 2000, then poor.
.MONDAY...
Sky/weather.........Mostly sunny until 0900, then partly cloudy
until 1200, then mostly cloudy. Chance of
thunderstorms after 1200.
Max Temperature.....59-63.
24 hr trend......4-7 degrees warmer.
Min Humidity........29-35%.
24 hr trend......Little change.
20-foot winds.......West winds 5-13 mph. Gusts up to 20 mph in the
afternoon.
Haines Index........3 or very low.
LAL.................1 until 1200, then 4.
CWR.................0 percent increasing to 20 percent in the
afternoon.
15K FT MSL winds....Northwest 15-25 mph.
Mixing height.......Below 1000 FT AGL until 0800, then 6500-7500 ft
AGL.
Transport winds.....Light winds until 1000, then northwest 10-15
mph.
Smoke dispersal.....Poor until 1200, then good.
.MONDAY NIGHT...Partly cloudy. Slight chance of thunderstorms.
Lows in the mid 30s. Southwest winds 4-9 mph.
.TUESDAY...Mostly cloudy. Chance of thunderstorms. Highs in the
lower 60s. Southwest winds 8-15 mph.
.WEDNESDAY...Mostly cloudy. Chance of thunderstorms. Lows in the
mid 30s. Highs in the mid 50s. Northwest winds 7-14 mph.
.THURSDAY...Partly cloudy. Slight chance of thunderstorms. Lows
in the lower 30s. Highs in the upper 50s. Northwest winds
9-16 mph.
$$
COZ213-122300-
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
347 AM MDT Sun May 12 2024
.TODAY...
Sky/weather.........Mostly cloudy. Slight chance of rain and snow
showers until 0900. Slight chance of
thunderstorms after 0900 until 1100, then
chance of thunderstorms.
Max Temperature.....53-61.
24 hr trend......Little change.
Min Humidity........30-38%.
24 hr trend......4-7% drier.
20-foot winds.......North winds 6-14 mph.
Haines Index........4 or low.
LAL.................4.
CWR.................10 percent increasing to 20 percent in the
afternoon.
15K FT MSL winds....Northeast 25-35 mph.
Mixing height.......Below 1000 FT AGL until 0700, then 7000-8000 ft
AGL.
Transport winds.....Light winds until 0700. North around 20 mph
after 1100.
Smoke dispersal.....Poor until 1000, then good until 1200, then
very good until 1700, then good.
.TONIGHT...
Sky/weather.........Mostly cloudy(55-60%) until 2100, then partly
cloudy(35-45%). Chance of rain showers until
2000. Slight chance of thunderstorms until
2200.
Min Temperature.....29-33.
24 hr trend......Little change.
Max Humidity........85-95%.
24 hr trend......2-4% wetter.
20-foot winds.......Northeast winds 5-12 mph with gusts to around
20 mph until 2400, then southeast 4-7 mph.
Haines Index........3 or very low.
LAL.................3 until 2400, then 1.
CWR.................10 percent decreasing to 0 percent after
midnight.
15K FT MSL winds....North 20-30 mph.
Mixing height.......2500-3500 ft AGL until 2100, then Below 1000 FT
AGL.
Transport winds.....North 10-15 mph until 2200, then light.
Smoke dispersal.....Poor.
.MONDAY...
Sky/weather.........Partly cloudy until 1200, then mostly
cloudy(60-65%). Chance of thunderstorms after
1200.
Max Temperature.....56-64.
24 hr trend......2-4 degrees warmer.
Min Humidity........28-36%.
24 hr trend......Little change.
20-foot winds.......West winds 5-13 mph. Gusts up to 20 mph in the
afternoon.
Haines Index........3 or very low.
LAL.................1 until 1200, then 4.
CWR.................0 percent increasing to 20 percent in the
afternoon.
15K FT MSL winds....Northwest 20-30 mph.
Mixing height.......Below 1000 FT AGL until 0800, then 6000-7000 ft
AGL.
Transport winds.....Light winds until 1000, then northwest 10-15
mph.
Smoke dispersal.....Poor until 1200, then good.
.MONDAY NIGHT...Partly cloudy. Lows in the mid 30s. Southwest
winds 4-8 mph.
.TUESDAY...Mostly cloudy. Rain showers likely and chance of
thunderstorms. Highs in the lower 60s. West winds 7-14 mph.
.WEDNESDAY...Mostly cloudy. Chance of thunderstorms. Lows in the
mid 30s. Highs in the mid 50s. West winds 6-13 mph.
.THURSDAY...Partly cloudy. Slight chance of thunderstorms. Lows
in the lower 30s. Highs in the upper 50s. Northwest winds
8-15 mph.
$$
COZ214-122300-
Central and Southeast Park County-
Including Eleven Mile Canyon Reservoir, Fairplay, Guffey,
Hartsel, Lake George, and South Park
347 AM MDT Sun May 12 2024
.TODAY...
Sky/weather.........Mostly cloudy. Snow showers and rain showers
until 1200. Chance of thunderstorms. Rain
showers and snow showers likely after 1200.
Max Temperature.....44-50.
24 hr trend......2-4 degrees warmer.
Min Humidity........50-58%.
24 hr trend......10-15% drier.
20-foot winds.......
Valleys/lwr slopes...North winds 8-16 mph. Gusts up to 20 mph
increasing to 30 mph in the afternoon.
Ridges/upr slopes....North winds 11-19 mph with gusts to around
35 mph.
Haines Index........2 or very low.
LAL.................4.
CWR.................70 percent decreasing to 30 percent in the
afternoon.
15K FT MSL winds....North 15-25 mph.
Mixing height.......Below 1000 FT AGL until 0700, then 4000-5000 ft
AGL.
Transport winds.....North 10-15 mph until 1100, then 20-25 mph.
Smoke dispersal.....Poor until 1200, then good.
.TONIGHT...
Sky/weather.........Mostly cloudy until 2100, then partly
cloudy(30-40%). Chance of thunderstorms and
snow showers until 1900, then slight chance of
thunderstorms and snow showers until 2200.
Min Temperature.....28-32.
24 hr trend......Little change.
Max Humidity........81-91%.
24 hr trend......7-10% drier.
20-foot winds.......
Valleys/lwr slopes...Northwest winds 6-14 mph. Gusts up to 25
mph in the evening.
Ridges/upr slopes....Northwest winds 6-14 mph. Gusts up to 30
mph decreasing to 20 mph after midnight.
Haines Index........3 or very low.
LAL.................4 until 2400, then 1.
CWR.................10 percent decreasing to 0 percent after
midnight.
15K FT MSL winds....North 30-40 mph.
Mixing height.......1500-2500 ft AGL until 2300, then Below 1000 FT
AGL.
Transport winds.....North 15-20 mph until 2100, then northwest
around 10 mph.
Smoke dispersal.....Fair until 2100, then poor.
.MONDAY...
Sky/weather.........Mostly sunny until 0900, then partly cloudy
until 1200, then mostly cloudy(60-65%). Chance
of thunderstorms after 1200.
Max Temperature.....51-59.
24 hr trend......7-10 degrees warmer.
Min Humidity........34-40%.
24 hr trend......10-15% drier.
20-foot winds.......
Valleys/lwr slopes...Northwest winds 6-13 mph.
Ridges/upr slopes....Northwest winds 6-13 mph.
Haines Index........4 or low.
LAL.................1 until 1200, then 4.
CWR.................0 percent increasing to 10 percent in the
afternoon.
15K FT MSL winds....Northwest 20-30 mph.
Mixing height.......Below 1000 FT AGL until 0800, then 6000-7000 ft
AGL.
Transport winds.....Northwest 10-15 mph.
Smoke dispersal.....Poor until 1100, then fair.
.MONDAY NIGHT...Partly cloudy. Lows in the lower 30s. West winds
5-12 mph.
.TUESDAY...Mostly cloudy. Chance of thunderstorms. Highs around
60. West winds 9-16 mph.
.WEDNESDAY...Mostly cloudy. Chance of thunderstorms. Lows in the
mid 30s. Highs in the mid 50s. Southwest winds 8-15 mph.
.THURSDAY...Mostly cloudy. Chance of rain showers, slight chance
of thunderstorms and snow showers. Lows in the lower 30s. Highs
in the lower 50s. North winds 9-16 mph.
$$
COZ218-122300-
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
347 AM MDT Sun May 12 2024
.TODAY...
Sky/weather.........Mostly cloudy. Chance of rain showers and
slight chance of thunderstorms until 1200.
Chance of snow showers. Chance of thunderstorms
after 1200.
Max Temperature.....43-53.
24 hr trend......4-7 degrees warmer.
Min Humidity........39-49%.
24 hr trend......4-7% drier.
20-foot winds.......
Valleys/lwr slopes...North winds 10-18 mph with gusts to around
25 mph.
Ridges/upr slopes....North winds 11-19 mph with gusts to around
30 mph.
Haines Index........4 or low.
LAL.................3 until 1200, then 4.
CWR.................10 percent increasing to 30 percent in the
afternoon.
15K FT MSL winds....Northeast 20-30 mph.
Mixing height.......Below 1000 FT AGL until 0700, then 5500-6500 ft
AGL.
Transport winds.....Northeast 15-20 mph until 1100, then north
20-25 mph.
Smoke dispersal.....Poor until 1000, then good.
.TONIGHT...
Sky/weather.........Mostly cloudy(50-60%) until 2100, then partly
cloudy(35-45%). Chance of thunderstorms and
snow showers until 1900, then slight chance of
thunderstorms and snow showers until 2200.
Min Temperature.....24-34.
24 hr trend......2-4 degrees warmer.
Max Humidity........82-92%.
24 hr trend......Little change.
20-foot winds.......
Valleys/lwr slopes...North winds 7-14 mph with gusts to around
20 mph until 2400, then southwest 4-9 mph.
Ridges/upr slopes....North winds 8-15 mph until 2400, then west
5-12 mph. Gusts up to 25 mph.
Haines Index........3 or very low.
LAL.................4 until 2400, then 1.
CWR.................10 percent decreasing to 0 percent after
midnight.
15K FT MSL winds....North 20-30 mph.
Mixing height.......3000-4000 ft AGL until 2100, then Below 1000 FT
AGL.
Transport winds.....North 10-15 mph until 0200, then west.
Smoke dispersal.....Poor.
.MONDAY...
Sky/weather.........Partly cloudy until 1200, then mostly cloudy.
Slight chance of thunderstorms and snow showers
after 0900 until 1200, then rain showers
likely, chance of thunderstorms and snow
showers likely.
Max Temperature.....47-57.
24 hr trend......4-7 degrees warmer.
Min Humidity........34-44%.
24 hr trend......2-4% drier.
20-foot winds.......
Valleys/lwr slopes...West winds 6-14 mph. Gusts up to 20 mph in
the afternoon.
Ridges/upr slopes....Northwest winds 6-14 mph.
Haines Index........4 or low.
LAL.................2 until 1200, then 4.
CWR.................0 percent increasing to 30 percent in the
afternoon.
15K FT MSL winds....Northwest 15-25 mph.
Mixing height.......Below 1000 FT AGL until 0700, then 5500-6500 ft
AGL.
Transport winds.....Northwest 10-15 mph.
Smoke dispersal.....Poor until 1200, then fair.
.MONDAY NIGHT...Partly cloudy. Slight chance of thunderstorms.
Lows in the lower 30s. West winds 7-14 mph.
.TUESDAY...Rain showers, snow showers likely and chance of
thunderstorms. Highs in the lower 50s. West winds 10-17 mph.
.WEDNESDAY...Mostly cloudy. Chance of thunderstorms and snow
showers. Lows in the lower 30s. Highs in the mid 40s. West winds
8-15 mph.
.THURSDAY...Partly cloudy. Slight chance of thunderstorms and
snow showers. Lows in the upper 20s. Highs around 50. Northwest
winds 10-17 mph.
$$
COZ212-122300-
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
347 AM MDT Sun May 12 2024
.TODAY...
Sky/weather.........Mostly cloudy. Snow showers likely until 1200.
Rain showers likely and chance of
thunderstorms. Snow showers after 1200.
Max Temperature.....38-48.
24 hr trend......Little change.
Min Humidity........49-59%.
24 hr trend......10-15% drier.
20-foot winds.......
Valleys/lwr slopes...North winds 11-19 mph with gusts to around
30 mph.
Ridges/upr slopes....Breezy. North winds 12-22 mph with gusts
to around 35 mph.
Haines Index........3 or very low.
LAL.................4.
CWR.................40 percent.
15K FT MSL winds....North 20-30 mph.
Mixing height.......4500-5500 ft AGL.
Transport winds.....North 15-20 mph until 1100, then 20-25 mph.
Smoke dispersal.....Poor until 1000, then good.
.TONIGHT...
Sky/weather.........Mostly cloudy(60-65%) until 2100, then partly
cloudy(35-45%). Chance of thunderstorms and
snow showers until 2000, then slight chance of
thunderstorms and snow showers until 2200.
Slight chance of thunderstorms and snow showers
after 2400.
Min Temperature.....22-32.
24 hr trend......2-4 degrees cooler.
Max Humidity........85-95%.
24 hr trend......Little change.
20-foot winds.......
Valleys/lwr slopes...Northwest winds 6-14 mph with gusts to
around 25 mph.
Ridges/upr slopes....Northwest winds 6-14 mph with gusts to
around 30 mph.
Haines Index........2 or very low.
LAL.................4 until 2400, then 2.
CWR.................10 percent decreasing to 0 percent after
midnight.
15K FT MSL winds....North 30-40 mph.
Mixing height.......2000-3000 ft AGL until 2100, then Below 1000 FT
AGL.
Transport winds.....North 10-15 mph until 0200, then northwest.
Smoke dispersal.....Poor.
.MONDAY...
Sky/weather.........Partly cloudy(30-35%) until 1200, then mostly
cloudy. Chance of thunderstorms and snow
showers after 1200.
Max Temperature.....44-54.
24 hr trend......4-7 degrees warmer.
Min Humidity........38-48%.
24 hr trend......10-15% drier.
20-foot winds.......
Valleys/lwr slopes...Northwest winds 7-15 mph with gusts to
around 20 mph.
Ridges/upr slopes....Northwest winds 8-16 mph with gusts to
around 30 mph.
Haines Index........3 or very low.
LAL.................1 until 1200, then 4.
CWR.................0 percent increasing to 20 percent in the
afternoon.
15K FT MSL winds....Northwest 20-30 mph.
Mixing height.......Below 1000 FT AGL until 0700, then 5000-6000 ft
AGL.
Transport winds.....Northwest around 15 mph.
Smoke dispersal.....Poor until 1100, then fair.
.MONDAY NIGHT...Partly cloudy. Slight chance of thunderstorms and
snow showers. Lows in the lower 30s. West winds 7-14 mph.
.TUESDAY...Mostly cloudy. Rain showers likely, chance of
thunderstorms and snow showers. Highs in the lower 50s. West
winds 12-18 mph.
.WEDNESDAY...Mostly cloudy. Chance of thunderstorms and snow
showers. Lows around 30. Highs in the mid 40s. West winds
8-15 mph.
.THURSDAY...Mostly cloudy. Slight chance of thunderstorms and
snow showers. Lows in the upper 20s. Highs in the upper 40s.
Northwest winds 10-17 mph.
$$
COZ217-122300-
West Jackson and West Grand Counties Above 9000 Feet-
Including East Slopes Park and Northern Gore Ranges, Gore Pass,
and Rabbit Ears Pass
347 AM MDT Sun May 12 2024
.TODAY...
Sky/weather.........Mostly cloudy(60-65%). Slight chance of
thunderstorms and snow showers until 1200, then
chance of thunderstorms and snow showers.
Max Temperature.....47-57.
24 hr trend......Little change.
Min Humidity........34-44%.
24 hr trend......7-10% drier.
20-foot winds.......
Valleys/lwr slopes...North winds 9-17 mph with gusts to around
25 mph.
Ridges/upr slopes....North winds 10-18 mph with gusts to around
30 mph.
Haines Index........3 or very low.
LAL.................3 until 1200, then 4.
CWR.................0 percent increasing to 20 percent in the
afternoon.
15K FT MSL winds....North 25-35 mph.
Mixing height.......Below 1000 FT AGL until 0800, then 6500-7500 ft
AGL.
Transport winds.....North 10-15 mph until 1000, then around 20 mph.
Smoke dispersal.....Poor until 1000, then good.
.TONIGHT...
Sky/weather.........Partly cloudy(30-40%). Slight chance of
thunderstorms until 2100. Slight chance of snow
showers after 1900 until 2100.
Min Temperature.....28-34.
24 hr trend......Little change.
Max Humidity........76-86%.
24 hr trend......7-10% drier.
20-foot winds.......
Valleys/lwr slopes...North winds 6-13 mph with gusts to around
20 mph until 2400, then south 4-8 mph.
Ridges/upr slopes....North winds 8-15 mph with gusts to around
25 mph until 2400, then south 5-12 mph.
Haines Index........3 or very low.
LAL.................3 until 2400, then 1.
CWR.................10 percent decreasing to 0 percent after
midnight.
15K FT MSL winds....North 20-30 mph.
Mixing height.......3000-4000 ft AGL until 2100, then Below 1000 FT
AGL.
Transport winds.....North 10-15 mph until 2300, then light until
0400, then southwest around 10 mph.
Smoke dispersal.....Poor.
.MONDAY...
Sky/weather.........Mostly sunny until 0900, then partly cloudy
until 1200, then mostly cloudy(55-60%). Chance
of thunderstorms after 1200.
Max Temperature.....51-61.
24 hr trend......Little change.
Min Humidity........30-40%.
24 hr trend......Little change.
20-foot winds.......
Valleys/lwr slopes...West winds 6-14 mph.
Ridges/upr slopes....West winds 6-14 mph with gusts to around
25 mph.
Haines Index........3 or very low.
LAL.................1 until 1200, then 4.
CWR.................0 percent increasing to 20 percent in the
afternoon.
15K FT MSL winds....Northwest 15-25 mph.
Mixing height.......Below 1000 FT AGL until 0800, then 6500-7500 ft
AGL.
Transport winds.....West 10-15 mph until 1500, then around 20 mph.
Smoke dispersal.....Poor until 1100, then good.
.MONDAY NIGHT...Partly cloudy. Slight chance of thunderstorms.
Lows in the mid 30s. Southwest winds 7-14 mph.
.TUESDAY...Mostly cloudy. Chance of thunderstorms and snow
showers. Highs in the mid 50s. West winds 10-17 mph.
.WEDNESDAY...Mostly cloudy. Chance of thunderstorms and slight
chance of snow showers. Lows in the lower 30s. Highs around 50.
West winds 8-15 mph.
.THURSDAY...Partly cloudy. Slight chance of thunderstorms. Lows
around 30. Highs in the mid 50s. Northwest winds 10-17 mph.
$$
.Outlook 6 to 10 Days...
Temperatures Above Normal and Precipitation near Normal.
$$