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

37°F

3°C

Humidity 83%
Wind Speed N 8 mph
Barometer 30.24 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 1 Mar 9:55 am MST
Extended Forecast for

3 Miles W Saint Marys Glacier CO

  • Today

    Today: Snow showers likely. Patchy blowing snow. Mostly cloudy, with a high near 30. Blustery, with a west northwest wind 17 to 22 mph, with gusts as high as 36 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than one inch possible.

    High: 30 °F

    Snow Showers
    Likely and
    Patchy
    Blowing Snow

  • Tonight

    Tonight: Partly cloudy, with a low around 20. Breezy, with a west wind 11 to 16 mph, with gusts as high as 26 mph.

    Low: 20 °F

    Mostly Cloudy
    then Partly
    Cloudy and
    Breezy

  • Monday

    Monday: A 20 percent chance of snow showers after 11am. Mostly sunny, with a high near 32. Windy, with a west wind 18 to 26 mph, with gusts as high as 44 mph.

    High: 32 °F

    Slight Chance
    Snow Showers
    and Windy

  • Monday Night

    Monday Night: A 50 percent chance of snow showers. Mostly cloudy, with a low around 16. Breezy, with a west southwest wind 11 to 16 mph, with gusts as high as 29 mph. New snow accumulation of less than a half inch possible.

    Low: 16 °F

    Chance Snow
    Showers and
    Breezy

  • Tuesday

    Tuesday: Snow showers. High near 21. Breezy, with a west wind 11 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 90%.

    High: 21 °F

    Snow Showers
    and Breezy

  • Tuesday Night

    Tuesday Night: Snow showers likely, mainly before 11pm. Mostly cloudy, with a low around 13. Breezy. Chance of precipitation is 60%.

    Low: 13 °F

    Snow Showers
    Likely then
    Chance Snow
    Showers and
    Breezy

  • Wednesday

    Wednesday: A 20 percent chance of snow showers before 11am. Sunny, with a high near 28. Breezy.

    High: 28 °F

    Breezy.
    Slight Chance
    Snow Showers
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 14. Breezy.

    Low: 14 °F

    Mostly Clear
    and Breezy

  • Thursday

    Thursday: A chance of snow, mainly after 11am. Mostly cloudy, with a high near 24. Breezy.

    High: 24 °F

    Chance Snow
    and Breezy

Detailed Forecast

Today
Snow showers likely. Patchy blowing snow. Mostly cloudy, with a high near 30. Blustery, with a west northwest wind 17 to 22 mph, with gusts as high as 36 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than one inch possible.
Tonight
Partly cloudy, with a low around 20. Breezy, with a west wind 11 to 16 mph, with gusts as high as 26 mph.
Monday
A 20 percent chance of snow showers after 11am. Mostly sunny, with a high near 32. Windy, with a west wind 18 to 26 mph, with gusts as high as 44 mph.
Monday Night
A 50 percent chance of snow showers. Mostly cloudy, with a low around 16. Breezy, with a west southwest wind 11 to 16 mph, with gusts as high as 29 mph. New snow accumulation of less than a half inch possible.
Tuesday
Snow showers. High near 21. Breezy, with a west wind 11 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 90%.
Tuesday Night
Snow showers likely, mainly before 11pm. Mostly cloudy, with a low around 13. Breezy. Chance of precipitation is 60%.
Wednesday
A 20 percent chance of snow showers before 11am. Sunny, with a high near 28. Breezy.
Wednesday Night
Mostly clear, with a low around 14. Breezy.
Thursday
A chance of snow, mainly after 11am. Mostly cloudy, with a high near 24. Breezy.
Thursday Night
Snow likely. Mostly cloudy, with a low around 9. Breezy.
Friday
Snow. Cloudy, with a high near 16. Breezy.
Friday Night
Snow likely. Mostly cloudy, with a low around 7. Breezy.
Saturday
A chance of snow. Partly sunny, with a high near 17. Breezy.
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Forecast Area
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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:
11:46 pm MST Feb 28, 2026
Forecast Valid:
10am MST Mar 1, 2026-6pm MST Mar 7, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation