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.

Fair

33°F

1°C

Humidity 47%
Wind Speed E 5 mph
Barometer 30.36 in
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 11 Nov 9:15 pm MST
Extended Forecast for

3 Miles W Saint Marys Glacier CO

  • Tonight

    Tonight: Mostly cloudy, with a low around 26. Blustery, with a west wind around 17 mph, with gusts as high as 28 mph.

    Low: 26 °F

    Mostly Cloudy
    and Blustery

  • Wednesday

    Wednesday: Partly sunny, with a high near 36. Breezy, with a west wind 11 to 15 mph, with gusts as high as 24 mph.

    High: 36 °F

    Partly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a steady temperature around 29. Breezy, with a west wind 13 to 16 mph, with gusts as high as 25 mph.

    Low: 29 °F

    Partly Cloudy
    and Breezy

  • Thursday

    Thursday: Sunny, with a high near 36. Breezy, with a west wind 14 to 18 mph, with gusts as high as 30 mph.

    High: 36 °F

    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 25. Breezy, with a west wind 14 to 17 mph, with gusts as high as 28 mph.

    Low: 25 °F

    Partly Cloudy
    and Breezy

  • Friday

    Friday: Mostly sunny, with a high near 37. Breezy.

    High: 37 °F

    Mostly Sunny
    and Breezy

  • Friday Night

    Friday Night: A 20 percent chance of snow showers after 11pm. Mostly cloudy, with a low around 22. Breezy.

    Low: 22 °F

    Slight Chance
    Snow Showers
    and Breezy

  • Saturday

    Saturday: A chance of snow showers. Partly sunny, with a high near 30. Breezy.

    High: 30 °F

    Chance Snow
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: A slight chance of snow showers. Partly cloudy, with a low around 18.

    Low: 18 °F

    Slight Chance
    Snow Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 26. Blustery, with a west wind around 17 mph, with gusts as high as 28 mph.
Wednesday
Partly sunny, with a high near 36. Breezy, with a west wind 11 to 15 mph, with gusts as high as 24 mph.
Wednesday Night
Partly cloudy, with a steady temperature around 29. Breezy, with a west wind 13 to 16 mph, with gusts as high as 25 mph.
Thursday
Sunny, with a high near 36. Breezy, with a west wind 14 to 18 mph, with gusts as high as 30 mph.
Thursday Night
Partly cloudy, with a low around 25. Breezy, with a west wind 14 to 17 mph, with gusts as high as 28 mph.
Friday
Mostly sunny, with a high near 37. Breezy.
Friday Night
A 20 percent chance of snow showers after 11pm. Mostly cloudy, with a low around 22. Breezy.
Saturday
A chance of snow showers. Partly sunny, with a high near 30. Breezy.
Saturday Night
A slight chance of snow showers. Partly cloudy, with a low around 18.
Sunday
A chance of snow showers, mainly after 11am. Partly sunny, with a high near 26.
Sunday Night
A chance of snow showers. Mostly cloudy, with a low around 18. Breezy.
Monday
A chance of snow showers. Partly sunny, with a high near 25. Breezy.
Monday Night
A chance of snow showers. Mostly cloudy, with a low around 13.
Tuesday
A chance of snow showers. Mostly cloudy, with a high near 20.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Saint Marys Glacier CO
 39.84°N 105.69°W (Elev. 12507 ft)
Last Update:
2:06 pm MST Nov 11, 2025
Forecast Valid:
9pm MST Nov 11, 2025-6pm MST Nov 18, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation