National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Granby-Grand County Airport (KGNB)

Lat: 40.09°NLon: 105.92°WElev: 8207ft.

Fair

38°F

3°C

Humidity 61%
Wind Speed Calm
Barometer 30.15 in
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 30 Apr 9:35 am MDT
Extended Forecast for

LONG'S PEAK CO

Winter Weather Advisory until May 1, 06:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until May 1, 06:00am

    NOW until 6:00am Fri

    Winter Weather Advisory

  • Today

    High: 21 °F

    Snow Showers
    Likely then
    Heavy Snow

  • Tonight

    Tonight: Snow showers, mainly before midnight. The snow could be heavy at times. Low around 11. Wind chill values as low as -1. East northeast wind 7 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 7 inches possible.

    Low: 11 °F

    Heavy Snow
    then Chance
    Snow Showers

  • Friday

    Friday: A 40 percent chance of snow showers. Some thunder is also possible. Partly sunny, with a high near 23. Wind chill values as low as -5. Blustery, with an east southeast wind 14 to 21 mph becoming north in the morning. Winds could gust as high as 29 mph. New snow accumulation of less than a half inch possible.

    High: 23 °F

    Chance Snow
    Showers and
    Blustery

  • Friday Night

    Friday Night: Mostly clear, with a low around 11. Wind chill values as low as -8. Blustery, with a northeast wind 15 to 21 mph becoming west after midnight. Winds could gust as high as 28 mph.

    Low: 11 °F

    Mostly Clear
    and Blustery

  • Saturday

    Saturday: Sunny, with a high near 32. Breezy, with a west wind 14 to 22 mph becoming south in the afternoon. Winds could gust as high as 25 mph.

    High: 32 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 20. Windy.

    Low: 20 °F

    Mostly Clear
    and Windy

  • Sunday

    Sunday: A 40 percent chance of snow showers after noon. Some thunder is also possible. Partly sunny, with a high near 34. Windy.

    High: 34 °F

    Mostly Sunny
    and Windy
    then Chance
    Snow Showers
    and Breezy

  • Sunday Night

    Sunday Night: A chance of snow showers, mainly before midnight. Mostly cloudy, with a low around 22. Breezy.

    Low: 22 °F

    Chance Snow
    Showers and
    Breezy

Detailed Forecast

Today
Snow showers. The snow could be heavy at times. Some thunder is also possible. High near 21. East northeast wind 7 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 4 to 8 inches possible.
Tonight
Snow showers, mainly before midnight. The snow could be heavy at times. Low around 11. Wind chill values as low as -1. East northeast wind 7 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 7 inches possible.
Friday
A 40 percent chance of snow showers. Some thunder is also possible. Partly sunny, with a high near 23. Wind chill values as low as -5. Blustery, with an east southeast wind 14 to 21 mph becoming north in the morning. Winds could gust as high as 29 mph. New snow accumulation of less than a half inch possible.
Friday Night
Mostly clear, with a low around 11. Wind chill values as low as -8. Blustery, with a northeast wind 15 to 21 mph becoming west after midnight. Winds could gust as high as 28 mph.
Saturday
Sunny, with a high near 32. Breezy, with a west wind 14 to 22 mph becoming south in the afternoon. Winds could gust as high as 25 mph.
Saturday Night
Mostly clear, with a low around 20. Windy.
Sunday
A 40 percent chance of snow showers after noon. Some thunder is also possible. Partly sunny, with a high near 34. Windy.
Sunday Night
A chance of snow showers, mainly before midnight. Mostly cloudy, with a low around 22. Breezy.
Monday
Snow showers, mainly after noon. Some thunder is also possible. Mostly cloudy, with a high near 33. Breezy.
Monday Night
Snow showers, mainly before midnight. Some thunder is also possible. Mostly cloudy, with a low around 22. Breezy.
Tuesday
Snow showers. Some thunder is also possible. Mostly cloudy, with a high near 29. Blustery.
Tuesday Night
Snow showers. The snow could be heavy at times. Some thunder is also possible. Mostly cloudy, with a low around 20.
Wednesday
Snow showers likely. Some thunder is also possible. Mostly cloudy, with a high near 24. Blustery.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
LONG'S PEAK CO
 40.27°N 105.62°W (Elev. 12999 ft)
Last Update:
12:46 am MDT Apr 30, 2026
Forecast Valid:
9am MDT Apr 30, 2026-6pm MDT May 6, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation