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

50°F

10°C

Humidity 25%
Wind Speed N 5 mph
Barometer 29.72 in
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 5 Mar 2:35 pm MST
Extended Forecast for

4 Miles N Devils Thumb Park CO

Winter Storm Warning March 6, 12:00am until March 7, 12:00am
Click here for hazard details and duration
Winter Storm Warning

  • This Afternoon

    This Afternoon: A 20 percent chance of snow. Partly sunny, with a high near 41. West southwest wind around 8 mph.

    High: 41 °F

    Slight Chance
    Snow

  • Tonight

    Tonight: Snow, mainly after 11pm. Low around 17. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 17 °F

    Snow

  • Friday

    Friday: Snow. The snow could be heavy at times. High near 20. North wind 3 to 8 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    High: 20 °F

    Heavy Snow

  • Friday Night

    Friday Night: A 50 percent chance of snow, mainly before 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 7. Wind chill values as low as zero. North wind around 6 mph becoming calm in the evening. New snow accumulation of less than one inch possible.

    Low: 7 °F

    Chance Snow
    then Slight
    Chance Snow

  • Saturday

    Saturday: Mostly sunny, with a high near 27. Calm wind becoming west 5 to 9 mph in the morning. Winds could gust as high as 21 mph.

    High: 27 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 13.

    Low: 13 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 35.

    High: 35 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 20.

    Low: 20 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 41.

    High: 41 °F

    Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of snow. Partly sunny, with a high near 41. West southwest wind around 8 mph.
Tonight
Snow, mainly after 11pm. Low around 17. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Friday
Snow. The snow could be heavy at times. High near 20. North wind 3 to 8 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Friday Night
A 50 percent chance of snow, mainly before 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 7. Wind chill values as low as zero. North wind around 6 mph becoming calm in the evening. New snow accumulation of less than one inch possible.
Saturday
Mostly sunny, with a high near 27. Calm wind becoming west 5 to 9 mph in the morning. Winds could gust as high as 21 mph.
Saturday Night
Mostly clear, with a low around 13.
Sunday
Sunny, with a high near 35.
Sunday Night
Mostly clear, with a low around 20.
Monday
Sunny, with a high near 41.
Monday Night
Mostly clear, with a low around 24.
Tuesday
A chance of snow. Mostly sunny, with a high near 40. Breezy.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 20.
Wednesday
A slight chance of snow. Mostly sunny, with a high near 34. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Devils Thumb Park CO
 40.04°N 105.77°W (Elev. 9757 ft)
Last Update:
11:49 am MST Mar 5, 2026
Forecast Valid:
2pm MST Mar 5, 2026-6pm MDT Mar 11, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation