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.

Overcast

24°F

-4°C

Humidity 85%
Wind Speed NE 3 mph
Barometer 29.50 in
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Last update 18 Feb 6:55 pm MST
Extended Forecast for

3 Miles S Berthoud Falls CO

Winter Weather Advisory February 18, 07:04pm until February 19, 05:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory February 18, 07:04pm until February 19, 05:00am

    NOW until 5:00am Thu

    Winter Weather Advisory

  • Tonight

    Low: -5 °F

    Snow and
    Blowing Snow
    then Snow
    Likely and
    Blowing Snow

  • Thursday

    Thursday: Snow likely, mainly after 11am. Widespread blowing snow, mainly after 11am. Partly sunny and cold, with a high near 1. Wind chill values as low as -31. Windy, with a west wind 24 to 29 mph, with gusts as high as 44 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 1 °F

    Snow Likely
    and Blowing
    Snow

  • Thursday Night

    Thursday Night: Snow likely, mainly after 11pm. Mostly cloudy, with a low around -7. Wind chill values as low as -31. Breezy, with a west southwest wind 22 to 24 mph, with gusts as high as 38 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: -7 °F

    Snow Likely
    and Breezy

  • Friday

    Friday: Snow. High near 7. Wind chill values as low as -24. Windy, with a west wind 21 to 25 mph, with gusts as high as 39 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 7 °F

    Snow and
    Windy

  • Friday Night

    Friday Night: Snow, mainly before 11pm. Low around -5. Windy, with a west wind 24 to 30 mph, with gusts as high as 44 mph. Chance of precipitation is 80%.

    Low: -5 °F

    Windy. Snow
    then Chance
    Snow

  • Saturday

    Saturday: A 30 percent chance of snow, mainly before 11am. Mostly sunny and cold, with a high near 9. Windy.

    High: 9 °F

    Chance Snow
    and 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 23. Breezy.

    High: 23 °F

    Mostly Sunny
    and Breezy
    then Partly
    Sunny

Detailed Forecast

Tonight
Snow. Widespread blowing snow. Low around -5. Wind chill values as low as -31. Very windy, with a west wind 29 to 38 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 1 to 3 inches possible.
Thursday
Snow likely, mainly after 11am. Widespread blowing snow, mainly after 11am. Partly sunny and cold, with a high near 1. Wind chill values as low as -31. Windy, with a west wind 24 to 29 mph, with gusts as high as 44 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday Night
Snow likely, mainly after 11pm. Mostly cloudy, with a low around -7. Wind chill values as low as -31. Breezy, with a west southwest wind 22 to 24 mph, with gusts as high as 38 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday
Snow. High near 7. Wind chill values as low as -24. Windy, with a west wind 21 to 25 mph, with gusts as high as 39 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Friday Night
Snow, mainly before 11pm. Low around -5. Windy, with a west wind 24 to 30 mph, with gusts as high as 44 mph. Chance of precipitation is 80%.
Saturday
A 30 percent chance of snow, mainly before 11am. Mostly sunny and cold, with a high near 9. Windy.
Saturday Night
Mostly clear, with a low around -2. Breezy.
Sunday
Mostly sunny, with a high near 23. Breezy.
Sunday Night
Mostly clear, with a low around 9. Blustery.
Monday
Mostly sunny, with a high near 27. Breezy.
Monday Night
Partly cloudy, with a low around 14. Windy.
Tuesday
A chance of snow. Partly sunny, with a high near 26. Windy.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 16. Windy.
Wednesday
Snow likely. Mostly cloudy, with a high near 21. Windy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Berthoud Falls CO
 39.72°N 105.79°W (Elev. 12444 ft)
Last Update:
11:47 am MST Feb 18, 2026
Forecast Valid:
7pm MST Feb 18, 2026-6pm MST Feb 25, 2026
 
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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