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.

Light Snow

32°F

0°C

Humidity 82%
Wind Speed W 13 G 17 mph
Barometer 30.20 in
Dewpoint 27°F (-3°C)
Visibility 7.00 mi
Wind Chill22°F (-6°C)
Last update 26 Feb 8:15 am MST
Extended Forecast for

3 Miles W Saint Marys Glacier CO

  • Today

    Today: A 50 percent chance of snow. The snow could be heavy at times. Widespread blowing snow, mainly before 11am. Cloudy through mid morning, then gradual clearing, with a high near 18. Wind chill values as low as -9. Windy, with a west northwest wind 25 to 33 mph, with gusts as high as 50 mph. Total daytime snow accumulation of 2 to 4 inches possible.

    High: 18 °F

    Heavy Snow
    and Blowing
    Snow

  • Tonight

    Tonight: Patchy blowing snow. Mostly clear, with a low around 11. Wind chill values as low as -8. Windy, with a west wind 23 to 28 mph, with gusts as high as 45 mph.

    Low: 11 °F

    Patchy
    Blowing Snow
    and Windy

  • Friday

    Friday: Patchy blowing snow. Sunny, with a high near 26. Wind chill values as low as -9. Windy, with a west wind 28 to 32 mph, with gusts as high as 55 mph.

    High: 26 °F

    Patchy
    Blowing Snow
    and Windy

  • Friday Night

    Friday Night: Mostly clear, with a low around 17. Wind chill values as low as zero. Windy, with a west wind 24 to 29 mph, with gusts as high as 48 mph.

    Low: 17 °F

    Mostly Clear
    and Windy

  • Saturday

    Saturday: Mostly sunny, with a high near 28. Breezy, with a west wind 18 to 24 mph, with gusts as high as 41 mph.

    High: 28 °F

    Mostly Sunny
    and Breezy

  • Saturday Night

    Saturday Night: A 40 percent chance of snow. Cloudy, with a low around 20. Breezy.

    Low: 20 °F

    Chance Snow
    and Breezy

  • Sunday

    Sunday: Snow likely, mainly after 11am. Mostly cloudy, with a high near 27. Breezy. Chance of precipitation is 60%.

    High: 27 °F

    Snow Likely
    and Breezy

  • Sunday Night

    Sunday Night: Snow likely, mainly before 11pm. Mostly cloudy, with a low around 14.

    Low: 14 °F

    Snow Likely

  • Monday

    Monday: Snow likely, mainly after 11am. Mostly cloudy, with a high near 25. Breezy.

    High: 25 °F

    Snow Likely
    and Breezy

Detailed Forecast

Today
A 50 percent chance of snow. The snow could be heavy at times. Widespread blowing snow, mainly before 11am. Cloudy through mid morning, then gradual clearing, with a high near 18. Wind chill values as low as -9. Windy, with a west northwest wind 25 to 33 mph, with gusts as high as 50 mph. Total daytime snow accumulation of 2 to 4 inches possible.
Tonight
Patchy blowing snow. Mostly clear, with a low around 11. Wind chill values as low as -8. Windy, with a west wind 23 to 28 mph, with gusts as high as 45 mph.
Friday
Patchy blowing snow. Sunny, with a high near 26. Wind chill values as low as -9. Windy, with a west wind 28 to 32 mph, with gusts as high as 55 mph.
Friday Night
Mostly clear, with a low around 17. Wind chill values as low as zero. Windy, with a west wind 24 to 29 mph, with gusts as high as 48 mph.
Saturday
Mostly sunny, with a high near 28. Breezy, with a west wind 18 to 24 mph, with gusts as high as 41 mph.
Saturday Night
A 40 percent chance of snow. Cloudy, with a low around 20. Breezy.
Sunday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 27. Breezy. Chance of precipitation is 60%.
Sunday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 14.
Monday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 25. Breezy.
Monday Night
Snow likely. Mostly cloudy, with a low around 14.
Tuesday
Snow likely. Mostly cloudy, with a high near 23. Breezy.
Tuesday Night
Snow likely. Mostly cloudy, with a low around 10.
Wednesday
A chance of snow. Mostly cloudy, with a high near 25. Blustery.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Saint Marys Glacier CO
 39.84°N 105.69°W (Elev. 12507 ft)
Last Update:
5:41 am MST Feb 26, 2026
Forecast Valid:
8am MST Feb 26, 2026-6pm MST Mar 4, 2026
 
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