Summit County Weather and Climate Synopsis



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36 Hr. Forecast Map
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Weather Summary

Hourly Observations

Nowcast

Agricultural Weather Outlook

7 Day Forecast

Medium & Long Range Outlook

Almanac

Historical Facts


US Weekly Rainfall Departure		US Weekly Temperature Departure

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A joint service of the UK Ag Weather Center and the National Weather Service.


National Weather Service Denver/Boulder CO
309 PM MDT Thu Apr 25 2024

.KEY MESSAGES...

- Ongoing severe threat across northeast Colorado will continue
  for a couple hours this afternoon, with a hail and tornado
  threat. Less organized rain showers occasional showers and an
  isolated thunderstorm or two across the mountains and metro

- Red Flag conditions continue across portions of Elbert and
  Lincoln county this evening

- Cooler on Friday, with scattered showers continuing.

- Significant snowfall likely (70-80% chance) in the mountains 
  Friday night through Saturday night, widespread rain showers 
  over the plains

- Warmer and drier early next week

National Ag. Weather Outlook, International Ag. Weather Summary
Current Surface Map, Hourly Obs., [2nd Source TWC]

SUMMIT County, Colorado Agriculture, Lawn & Garden Weather Advisory

Click here for UKAWC Point Agricultural, Lawn & Garden Forecast/Outlook
Ag. Weather Forecast Parameter Maps:Spraying Conditions , Dewpoint Temperatures, Livestock Heat Stress

Regional Hourly Observations For SUMMIT County
600 PM MDT THU APR 25 2024

...CENTRAL COLORADO... CITY SKY/WX TMP DP RH WIND PRES REMARKS ASPEN CLOUDY 47 29 49 N16G24 29.83R BUENA VISTA CLOUDY 51 23 33 SW23G32 29.78R COPPER MTN FLURRIES 34 25 69 SW8 29.97R WCI 27 BERTHOUD PASS N/A 25 23 93 W16G31 29.95F WCI 12 DAKOTA HILL CLOUDY 28 28 100 NW15G21 29.89F WCI 17 COTTONWOOD PAS CLOUDY 43 25 49 W12G22 29.87R GUNNISON CLOUDY 46 29 51 SW12 29.88S GRANBY PTSUNNY 49 -9 8 S13 29.79S THUNDER KREMMLING CLOUDY 50 32 50 NW12G22 29.80R LEADVILLE CLOUDY 36 29 75 NW14G31 29.87R SALIDA CLOUDY 47 30 51 SW30G39 29.79R SUNLIGHT CLOUDY 32 25 74 W6G20 30.00R WCI 26 WILKERSON PASS CLOUDY 41 14 33 S15 29.90F

Current Temperatures, Dewpoint, RH, Wind, Regional Obs, Surface 4-Panel
Current Agricultural Weather Conditions in Colorado
Based on observations at 600pm MDT, Thursday April 25, 2024

Across Colorado...temperatures are near 68 degrees west, near 62 degrees central, and near 86 degrees east. Current sky conditions are fair west, partly sunny central, and fair east. In the west, relative humidity is near 18%, and the dew point is near 23 degrees. In the central part of the state, relative humidity is near 42%, and the dew point is near 39 degrees. In the east, relative humidity is near 8%, and the dew point is near 19 degrees. Winds are from the southeast at 10 mph west, where conditions are favorable for spraying. Winds are from the northwest at 21 mph with gusts at 28 mph central, where conditions are not favorable for spraying due to strong winds. Winds are from the southwest at 29 mph with gusts at 43 mph east, where conditions are not favorable for spraying due to strong winds. Based on current available observations, the highest temperature is 86 degrees at LAMAR. The lowest temperature is 32 degrees at WOLF CREEK PAS and SUNLIGHT.

US Radar, All NWS Radars (In near-real time), Current Livestock Heat Stress Index (LSI), Current Wind Chill Map
Hazardous Weather Outlook For SUMMIT County,CO

1026 AM MDT Thu Apr 25 2024 DAY ONE Today and Tonight A couple severe thunderstorms will be possible over the northeast plains late this afternoon through the evening. The main risk is along and east of a line from Sterling to Akron, although there is some risk as far west as Fort Morgan and eastern Weld County. The main threat is large hail, but an isolated tornado or two is also possible. Scattered rain showers and isolated thunderstorms can be expected along the I-25 Corridor this later this afternoon into tonight, while snow showers become more widespread in the mountains. 2 to 5 inches of snow can be expected in the mountains by Friday morning, with some slushy or snow covered roads mainly over the higher mountain passes tonight. DAYS TWO THROUGH SEVEN Friday through Wednesday It will be cool and unsettled through Sunday, as precipitation is expected to become widespread across northeast Colorado. There is potential for moderate to heavy snow in the mountains, heaviest late Friday night through midday Sunday. Travel into the high country will likely be difficult, so be prepared to hazardous travel this weekend. Across the plains, widespread rain showers with some embedded thunderstorm can be expected on Saturday. Drier and warmer weather will return early next week. SPOTTER INFORMATION STATEMENT Spotter activation will likely be required over the northeast plains after 2 pm this afternoon.
NWS Severe Weather Map , Convective Outlook

7-Day Forecast For SUMMIT County, CO
240 PM MDT Thu Apr 25 2024
WINTER STORM WATCH IN EFFECT FROM FRIDAY EVENING THROUGH LATE SATURDAY NIGHT

TONIGHT
Snow showers, rain showers likely and slight chance of thunderstorms. Snow accumulation of 1 to 3 inches. Lows 23 to 33. West winds 15 to 25 mph with gusts up to 40 mph. Chance of precipitation 60 percent.
FRIDAY
Chance of snow showers in the morning, then snow showers likely, chance of thunderstorms and rain showers likely in the afternoon. Snow accumulation up to 2 inches. Highs 38 to 48. West winds 15 to 25 mph with gusts up to 40 mph. Chance of precipitation 70 percent.
FRIDAY NIGHT
Snow showers and chance of thunderstorms in the evening, then snow showers and slight chance of thunderstorms after midnight. Snow accumulation of 4 to 6 inches. Lows 21 to 31. West winds 10 to 15 mph with gusts up to 20 mph in the evening, becoming light.
SATURDAY
Snow showers and chance of thunderstorms. Snow accumulation greater than 6 inches possible. Highs 30 to 40. Northeast winds 10 to 15 mph with gusts up to 20 mph.
SATURDAY NIGHT
Snow showers and chance of thunderstorms. Snow accumulation up to 3 inches possible. Lows 19 to 29.
SUNDAY
Snow showers and chance of thunderstorms. Highs 34 to 44.
SUNDAY NIGHT
Mostly cloudy with a chance of snow showers and slight chance of thunderstorms. Lows 20 to 30. Chance of snow 30 percent.
MONDAY
Partly cloudy with a slight chance of thunderstorms and snow showers. Highs 39 to 49. Chance of snow 10 percent.
MONDAY NIGHT
Partly cloudy. Lows 22 to 32.
TUESDAY
Partly cloudy with a slight chance of thunderstorms and snow showers. Highs 45 to 55. Chance of snow 20 percent.
TUESDAY NIGHT
Mostly clear. Lows 23 to 33.
WEDNESDAY AND WEDNESDAY NIGHT
Partly cloudy with a slight chance of thunderstorms and snow showers. Highs 48 to 58. Lows 27 to 37. Chance of snow 20 percent.
THURSDAY
Partly cloudy with a chance of rain showers and slight chance of thunderstorms. Highs 50 to 60. Chance of rain 30 percent.
12-48 Hr Surface Forecast Maps, TWC 4-Panel Surface Forecast, Fire Danger, Day 1 Precip, Day 2 Precip, Days 1-5 Precip, Severe Weather Pot.-Day 1, Day 2
Medium & Long Range Outlook For Colorado COLORADO --------------------------------------------- 6 TO 10 DAY 8 TO 14 DAY 30 DAY 90 DAY MAY 1-MAY 5 MAY 3-MAY 9 JUN JUN-AUG ----------- ----------- -------- --------- Temperature: Above Above Precipitation: Normal Normal .... Medium and long range outlooks provided by NCEP/K. Thomas Priddy
5 Day Rainfall Forecast, 6 to 10 Day , 8 to 14 Day , Text, 30-Day Outook, 90-Day Outook, 120-Day Outlook
Historical Weather And Climate Facts For Today

APRIL 25TH HISTORIC WEATHER EVENTS ...1875... New York City received three inches of snow, the latest measurable snow of record for that location. (David Ludlum) ...1898... The temperature at Volcano Springs CA hit 118 degrees to establish a U.S. record for the month of April. (The Weather Channel) ...1910... Chicago IL was blanketed with 2.5 inches of snow, and a total of 6.5 inches between the 22nd and the 26th. It was the latest significant snow of record for the city. (The Weather Channel) ...1920... Atlanta GA received 1.5 inches of snow, and experienced their latest freeze of record with a morning low of 32 degrees. The high of just 39 degrees was only their second daily high colder than 40 degrees in April. (The Weather Channel)

Ag Weather Center, Department of Biosystems & Agricultural Engineering, University of Kentucky