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

40°F

4°C

Humidity 39%
Wind Speed Calm
Barometer 30.04 in
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Last update 24 Feb 10:35 am MST
Extended Forecast for

Saint Marys Glacier CO

Winter Weather Advisory February 25, 12:00am until February 26, 12:00am
High Wind Warning until February 24, 06:00pm
Click here for hazard details and duration
Winter Weather Advisory
High Wind Warning
  •  
    High Wind Warning until February 24, 06:00pm

    NOW until 6:00pm Tue

    High Wind Warning

  • Today

    High: 38 °F

    Very Windy.
    Sunny then
    Chance Snow

  • Tonight

    Tonight: Snow likely, mainly after 2am. Patchy blowing snow. Mostly cloudy, with a low around 29. Windy, with a west wind around 34 mph, with gusts as high as 55 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

    Low: 29 °F

    Snow Likely
    and Patchy
    Blowing Snow

  • Wednesday

    Wednesday: Snow likely. Widespread blowing snow before 1pm, then patchy blowing snow after 4pm. Mostly cloudy, with a high near 36. Very windy, with a west wind 31 to 36 mph, with gusts as high as 55 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    High: 36 °F

    Snow Likely
    and Blowing
    Snow

  • Wednesday Night

    Wednesday Night: Snow likely, mainly before 11pm. Widespread blowing snow, mainly after 3am. Mostly cloudy, with a low around 19. Wind chill values as low as zero. Very windy, with a west wind 34 to 38 mph, with gusts as high as 55 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    Low: 19 °F

    Snow Likely
    and Blowing
    Snow

  • Thursday

    Thursday: A 20 percent chance of snow before 11am. Widespread blowing snow, mainly before 10am. Sunny, with a high near 30. Very windy, with a west wind 31 to 39 mph, with gusts as high as 60 mph.

    High: 30 °F

    Slight Chance
    Snow and
    Blowing Snow

  • Thursday Night

    Thursday Night: Patchy blowing snow. Mostly clear, with a low around 22. Windy.

    Low: 22 °F

    Patchy
    Blowing Snow
    and Windy

  • Friday

    Friday: Patchy blowing snow before 2pm. Sunny, with a high near 35. Windy.

    High: 35 °F

    Patchy
    Blowing Snow
    and Windy

  • Friday Night

    Friday Night: Mostly clear, with a low around 25. Windy.

    Low: 25 °F

    Mostly Clear
    and Windy

Detailed Forecast

Today
A 30 percent chance of snow, mainly after 5pm. Mostly sunny, with a high near 38. Very windy, with a west wind 37 to 40 mph, with gusts as high as 65 mph. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow likely, mainly after 2am. Patchy blowing snow. Mostly cloudy, with a low around 29. Windy, with a west wind around 34 mph, with gusts as high as 55 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.
Wednesday
Snow likely. Widespread blowing snow before 1pm, then patchy blowing snow after 4pm. Mostly cloudy, with a high near 36. Very windy, with a west wind 31 to 36 mph, with gusts as high as 55 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Wednesday Night
Snow likely, mainly before 11pm. Widespread blowing snow, mainly after 3am. Mostly cloudy, with a low around 19. Wind chill values as low as zero. Very windy, with a west wind 34 to 38 mph, with gusts as high as 55 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Thursday
A 20 percent chance of snow before 11am. Widespread blowing snow, mainly before 10am. Sunny, with a high near 30. Very windy, with a west wind 31 to 39 mph, with gusts as high as 60 mph.
Thursday Night
Patchy blowing snow. Mostly clear, with a low around 22. Windy.
Friday
Patchy blowing snow before 2pm. Sunny, with a high near 35. Windy.
Friday Night
Mostly clear, with a low around 25. Windy.
Saturday
A slight chance of snow after 11am. Mostly sunny, with a high near 38. Breezy.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 26. Breezy.
Sunday
A chance of snow. Partly sunny, with a high near 40. Breezy.
Sunday Night
Snow likely. Mostly cloudy, with a low around 25. Breezy.
Monday
Snow likely. Mostly cloudy, with a high near 36. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Marys Glacier CO
 39.82°N 105.63°W (Elev. 10735 ft)
Last Update:
4:36 am MST Feb 24, 2026
Forecast Valid:
10am MST Feb 24, 2026-6pm MST Mar 2, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation