Current conditions at

Granby-Grand County Airport (KGNB)

Lat: 40.09°NLon: 105.92°WElev: 8207ft.

Overcast

20°F

-7°C

Humidity 53%
Wind Speed SW 10 mph
Barometer 30.19 in
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Wind Chill9°F (-13°C)
Last update 9 Jan 12:55 pm MST
Extended Forecast for

Saint Marys Glacier CO

  • This Afternoon

    This Afternoon: A 20 percent chance of snow before 4pm.  Patchy blowing snow before 5pm. Partly sunny and cold, with a high near 10. Wind chill values as low as -14. Blustery, with a west northwest wind around 22 mph, with gusts as high as 39 mph.

    High: 10 °F

    Slight Chance
    Snow and
    Patchy
    Blowing Snow

  • Tonight

    Tonight: Patchy blowing snow after 9pm. Mostly clear, with a low around 2. Wind chill values as low as -20. Windy, with a west wind 18 to 25 mph, with gusts as high as 45 mph.

    Low: 2 °F

    Patchy
    Blowing Snow
    and Windy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 18. Wind chill values as low as -17. Windy, with a west wind 22 to 26 mph, with gusts as high as 46 mph.

    High: 18 °F

    Decreasing
    Clouds and
    Windy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 12. Wind chill values as low as -5. Breezy, with a west wind 16 to 20 mph, with gusts as high as 34 mph.

    Low: 12 °F

    Mostly Clear
    and Breezy

  • Sunday

    Sunday: Sunny, with a high near 30. Breezy, with a west wind 10 to 16 mph, with gusts as high as 28 mph.

    High: 30 °F

    Sunny and
    Breezy then
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 18. Breezy.

    Low: 18 °F

    Mostly Clear
    and Breezy

  • Monday

    Monday: Sunny, with a high near 32. Breezy.

    High: 32 °F

    Sunny and
    Breezy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 22. Windy.

    Low: 22 °F

    Mostly Cloudy
    and Windy

  • Tuesday

    Tuesday: A slight chance of snow after 11am.  Partly sunny, with a high near 29. Windy.

    High: 29 °F

    Slight Chance
    Snow and
    Windy

Detailed Forecast

This Afternoon
A 20 percent chance of snow before 4pm. Patchy blowing snow before 5pm. Partly sunny and cold, with a high near 10. Wind chill values as low as -14. Blustery, with a west northwest wind around 22 mph, with gusts as high as 39 mph.
Tonight
Patchy blowing snow after 9pm. Mostly clear, with a low around 2. Wind chill values as low as -20. Windy, with a west wind 18 to 25 mph, with gusts as high as 45 mph.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 18. Wind chill values as low as -17. Windy, with a west wind 22 to 26 mph, with gusts as high as 46 mph.
Saturday Night
Mostly clear, with a low around 12. Wind chill values as low as -5. Breezy, with a west wind 16 to 20 mph, with gusts as high as 34 mph.
Sunday
Sunny, with a high near 30. Breezy, with a west wind 10 to 16 mph, with gusts as high as 28 mph.
Sunday Night
Mostly clear, with a low around 18. Breezy.
Monday
Sunny, with a high near 32. Breezy.
Monday Night
Mostly cloudy, with a low around 22. Windy.
Tuesday
A slight chance of snow after 11am. Partly sunny, with a high near 29. Windy.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 21. Breezy.
Wednesday
A slight chance of snow. Mostly sunny, with a high near 29. Breezy.
Wednesday Night
Mostly clear, with a low around 20. Windy.
Thursday
Mostly sunny, with a high near 28. Windy.
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Marys Glacier CO
 39.82°N 105.63°W (Elev. 10735 ft)
3:26 am MST Jan 9, 2026
1pm MST Jan 9, 2026-6pm MST Jan 15, 2026
 
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Additional Resources

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