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

Tracking Areas of Fire Weather, Winter Weather, and Severe Weather Thursday

Continuation of gusty winds and low relative humidity will additional periods of critical fire weather to the southern Plains Thursday and Friday. Another Pacific storm will continue gusty winds and heavy snow over the western mountains into Thursday. Severe thunderstorms are possible across parts of the middle Mississippi into lower Ohio Valleys Thursday afternoon into early evening. Read More >

Hazardous Weather Conditions

Current conditions at

Granby-Grand County Airport (KGNB)

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

Mostly Cloudy

23°F

-5°C

Humidity 83%
Wind Speed N 7 mph
Barometer 29.51 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill15°F (-9°C)
Last update 18 Feb 7:15 pm MST
Extended Forecast for

LONG'S PEAK CO

Winter Weather Advisory February 18, 07:39pm until February 19, 05:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory February 18, 07:39pm until February 19, 05:00am

    NOW until 5:00am Thu

    Winter Weather Advisory

  • Tonight

    Low: -5 °F

    Snow and
    Blowing Snow

  • Thursday

    Thursday: Snow likely, mainly after 11am. Widespread blowing snow. Mostly cloudy and cold, with a high near -1. Wind chill values as low as -34. Very windy, with a west wind 31 to 41 mph, with gusts as high as 60 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: -1 °F

    Snow Likely
    and Blowing
    Snow

  • Thursday Night

    Thursday Night: A 50 percent chance of snow. Mostly cloudy, with a low around -6. Wind chill values as low as -31. Windy, with a west southwest wind 17 to 26 mph, with gusts as high as 34 mph. New snow accumulation of less than a half inch possible.

    Low: -6 °F

    Chance Snow
    and Windy

  • Friday

    Friday: Snow. High near 4. Wind chill values as low as -25. Breezy, with a west wind 17 to 23 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 4 °F

    Snow and
    Breezy

  • Friday Night

    Friday Night: Snow. Low around -5. Windy, with a west wind 22 to 31 mph, with gusts as high as 40 mph. Chance of precipitation is 80%.

    Low: -5 °F

    Snow and
    Windy

  • Saturday

    Saturday: A 40 percent chance of snow, mainly before 11am. Mostly sunny and cold, with a high near 7. Very windy.

    High: 7 °F

    Chance Snow
    and Very
    Windy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around -2. Breezy.

    Low: -2 °F

    Mostly Clear
    and Breezy

  • Sunday

    Sunday: Mostly sunny, with a high near 19. Breezy.

    High: 19 °F

    Mostly Sunny
    and Breezy
    then Mostly
    Sunny

Detailed Forecast

Tonight
Snow. Widespread blowing snow. Low around -5. Wind chill values as low as -35. Strong and damaging winds, with a west wind 32 to 42 mph increasing to 45 to 55 mph in the evening. Winds could gust as high as 75 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 2 to 4 inches possible.
Thursday
Snow likely, mainly after 11am. Widespread blowing snow. Mostly cloudy and cold, with a high near -1. Wind chill values as low as -34. Very windy, with a west wind 31 to 41 mph, with gusts as high as 60 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Thursday Night
A 50 percent chance of snow. Mostly cloudy, with a low around -6. Wind chill values as low as -31. Windy, with a west southwest wind 17 to 26 mph, with gusts as high as 34 mph. New snow accumulation of less than a half inch possible.
Friday
Snow. High near 4. Wind chill values as low as -25. Breezy, with a west wind 17 to 23 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Friday Night
Snow. Low around -5. Windy, with a west wind 22 to 31 mph, with gusts as high as 40 mph. Chance of precipitation is 80%.
Saturday
A 40 percent chance of snow, mainly before 11am. Mostly sunny and cold, with a high near 7. Very windy.
Saturday Night
Mostly clear, with a low around -2. Breezy.
Sunday
Mostly sunny, with a high near 19. Breezy.
Sunday Night
Mostly clear, with a low around 9. Windy.
Monday
Mostly sunny, with a high near 25. Windy.
Monday Night
Mostly cloudy, with a low around 16. Windy.
Tuesday
A chance of snow. Partly sunny, with a high near 23. Windy.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 16. Windy.
Wednesday
Snow. Mostly cloudy, with a high near 20. Windy.
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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:
11:47 am MST Feb 18, 2026
Forecast Valid:
7pm MST Feb 18, 2026-6pm MST Feb 25, 2026
 
Forecast Discussion
 
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Additional Resources

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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