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

22°F

-6°C

Humidity 92%
Wind Speed Calm
Barometer 29.63 in
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Last update 18 Feb 7:55 am MST
Extended Forecast for

5 Miles NW LONG'S PEAK CO

Winter Weather Advisory February 18, 08:18am until February 19, 05:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory February 18, 08:18am until February 19, 05:00am

    NOW until 5:00am Thu

    Winter Weather Advisory

  • Today

    High: 17 °F

    Snow and
    Areas Blowing
    Snow

  • Tonight

    Tonight: Snow. Widespread blowing snow, mainly after 11pm. Low around -3. Wind chill values as low as -32. Very windy, with a west wind 24 to 29 mph increasing to 33 to 38 mph in the evening. Winds could gust as high as 60 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: -3 °F

    Snow and
    Blowing Snow

  • Thursday

    Thursday: Snow likely. Widespread blowing snow. Mostly cloudy and cold, with a high near 2. Wind chill values as low as -30. Windy, with a west wind 25 to 31 mph, with gusts as high as 47 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 2 °F

    Snow Likely
    and Blowing
    Snow

  • Thursday Night

    Thursday Night: A 50 percent chance of snow. Mostly cloudy, with a low around -4. Wind chill values as low as -25. Breezy, with a west wind 15 to 21 mph, with gusts as high as 33 mph. New snow accumulation of less than a half inch possible.

    Low: -4 °F

    Chance Snow
    and Breezy

  • Friday

    Friday: Snow. High near 9. Breezy, with a west southwest wind 16 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 90%.

    High: 9 °F

    Snow and
    Breezy

  • Friday Night

    Friday Night: Snow. Low around -4. Breezy. Chance of precipitation is 90%.

    Low: -4 °F

    Breezy. Snow
    then Snow
    Likely

  • Saturday

    Saturday: A 40 percent chance of snow. Partly sunny and cold, with a high near 10. Windy.

    High: 10 °F

    Chance Snow
    and Windy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around -1. Breezy.

    Low: -1 °F

    Mostly Clear
    and Breezy

Detailed Forecast

Today
Snow. Areas of blowing snow. High near 17. Wind chill values as low as -9. Windy, with a west southwest wind 22 to 25 mph, with gusts as high as 39 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 3 to 7 inches possible.
Tonight
Snow. Widespread blowing snow, mainly after 11pm. Low around -3. Wind chill values as low as -32. Very windy, with a west wind 24 to 29 mph increasing to 33 to 38 mph in the evening. Winds could gust as high as 60 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Thursday
Snow likely. Widespread blowing snow. Mostly cloudy and cold, with a high near 2. Wind chill values as low as -30. Windy, with a west wind 25 to 31 mph, with gusts as high as 47 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Thursday Night
A 50 percent chance of snow. Mostly cloudy, with a low around -4. Wind chill values as low as -25. Breezy, with a west wind 15 to 21 mph, with gusts as high as 33 mph. New snow accumulation of less than a half inch possible.
Friday
Snow. High near 9. Breezy, with a west southwest wind 16 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 90%.
Friday Night
Snow. Low around -4. Breezy. Chance of precipitation is 90%.
Saturday
A 40 percent chance of snow. Partly sunny and cold, with a high near 10. Windy.
Saturday Night
Mostly clear, with a low around -1. Breezy.
Sunday
Mostly sunny, with a high near 21. Breezy.
Sunday Night
Mostly clear, with a low around 10. Breezy.
Monday
Sunny, with a high near 26. Breezy.
Monday Night
Partly cloudy, with a low around 16. Windy.
Tuesday
A chance of snow. Partly sunny, with a high near 24. Windy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NW LONG'S PEAK CO
 40.31°N 105.68°W (Elev. 12136 ft)
Last Update:
11:46 pm MST Feb 17, 2026
Forecast Valid:
8am MST Feb 18, 2026-6pm MST Feb 24, 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