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.

Overcast

39°F

4°C

Humidity 69%
Wind Speed SE 10 mph
Barometer 30.13 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 30 Apr 3:15 pm MDT
Extended Forecast for

3 Miles NNW LONG'S PEAK CO

Winter Weather Advisory April 30, 03:24pm until May 1, 06:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory April 30, 03:24pm until May 1, 06:00am

    NOW until 6:00am Fri

    Winter Weather Advisory

  • This Afternoon

    High: 31 °F

    Heavy Snow

  • Tonight

    Tonight: Snow showers, mainly before 3am. Low around 19. East northeast wind 5 to 8 mph becoming southeast after midnight. Winds could gust as high as 17 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 19 °F

    Snow Showers
    then Snow
    Showers
    Likely

  • Friday

    Friday: A 40 percent chance of snow showers, mainly after noon. Some thunder is also possible. Partly sunny, with a high near 36. South southwest wind 6 to 10 mph becoming northeast in the morning. Winds could gust as high as 21 mph. New snow accumulation of less than a half inch possible.

    High: 36 °F

    Chance Snow
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 22. Northeast wind 6 to 10 mph becoming southwest after midnight. Winds could gust as high as 21 mph.

    Low: 22 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 46. Southwest wind 6 to 10 mph, with gusts as high as 21 mph.

    High: 46 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 30. Breezy.

    Low: 30 °F

    Mostly Clear
    then Mostly
    Clear and
    Breezy

  • Sunday

    Sunday: A 30 percent chance of snow showers after noon. Some thunder is also possible. Mostly sunny, with a high near 49. Breezy.

    High: 49 °F

    Breezy.
    Mostly Sunny
    then Chance
    Snow Showers

  • Sunday Night

    Sunday Night: A chance of snow showers, mainly before midnight. Mostly cloudy, with a low around 32. Breezy.

    Low: 32 °F

    Chance Snow
    Showers and
    Breezy

Detailed Forecast

This Afternoon
Snow showers. The snow could be heavy at times. Some thunder is also possible. High near 31. East northeast wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 3 to 7 inches possible.
Tonight
Snow showers, mainly before 3am. Low around 19. East northeast wind 5 to 8 mph becoming southeast after midnight. Winds could gust as high as 17 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Friday
A 40 percent chance of snow showers, mainly after noon. Some thunder is also possible. Partly sunny, with a high near 36. South southwest wind 6 to 10 mph becoming northeast in the morning. Winds could gust as high as 21 mph. New snow accumulation of less than a half inch possible.
Friday Night
Mostly clear, with a low around 22. Northeast wind 6 to 10 mph becoming southwest after midnight. Winds could gust as high as 21 mph.
Saturday
Sunny, with a high near 46. Southwest wind 6 to 10 mph, with gusts as high as 21 mph.
Saturday Night
Mostly clear, with a low around 30. Breezy.
Sunday
A 30 percent chance of snow showers after noon. Some thunder is also possible. Mostly sunny, with a high near 49. Breezy.
Sunday Night
A chance of snow showers, mainly before midnight. Mostly cloudy, with a low around 32. Breezy.
Monday
A chance of snow showers before 9am, then rain and snow showers likely. Some thunder is also possible. Mostly cloudy, with a high near 47. Breezy.
Monday Night
Rain and snow showers likely before midnight, then a chance of snow showers. Some thunder is also possible. Mostly cloudy, with a low around 31.
Tuesday
A chance of rain and snow showers. Some thunder is also possible. Partly sunny, with a high near 43. Breezy.
Tuesday Night
Rain and snow showers likely. Some thunder is also possible. Mostly cloudy, with a low around 28.
Wednesday
A chance of snow showers. Some thunder is also possible. Partly sunny, with a high near 42.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW LONG'S PEAK CO
 40.31°N 105.65°W (Elev. 10000 ft)
Last Update:
2:36 pm MDT Apr 30, 2026
Forecast Valid:
3pm MDT Apr 30, 2026-6pm MDT May 6, 2026
 
Forecast Discussion
 
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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