National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Granby-Grand County Airport (KGNB)

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

Fair

36°F

2°C

Humidity 59%
Wind Speed Calm
Barometer 30.29 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 5 Nov 9:55 am MST
Extended Forecast for

2 Miles NW Saint Marys Glacier CO

  • Today

    Today: Sunny, with a high near 37. East southeast wind 6 to 8 mph, with gusts as high as 15 mph.

    High: 37 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 24. West southwest wind 7 to 10 mph, with gusts as high as 18 mph.

    Low: 24 °F

    Mostly Cloudy

  • Friday

    Friday: A 30 percent chance of snow showers, mainly after 2pm. Mostly cloudy, with a high near 36. North northwest wind 5 to 13 mph, with gusts as high as 22 mph. New snow accumulation of less than a half inch possible.

    High: 36 °F

    Chance Snow
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 22. Breezy, with a west wind 6 to 15 mph, with gusts as high as 25 mph.

    Low: 22 °F

    Partly Cloudy
    then Mostly
    Clear and
    Breezy

  • Saturday

    Saturday: Sunny, with a high near 39. Breezy, with a west wind 11 to 16 mph becoming light west northwest in the afternoon. Winds could gust as high as 26 mph.

    High: 39 °F

    Sunny and
    Breezy then
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 45. Breezy.

    High: 45 °F

    Sunny and
    Breezy then
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 28. Breezy.

    Low: 28 °F

    Mostly Clear
    and Breezy

  • Monday

    Monday: Sunny, with a high near 47. Breezy.

    High: 47 °F

    Sunny and
    Breezy then
    Sunny

Detailed Forecast

Today
Sunny, with a high near 37. East southeast wind 6 to 8 mph, with gusts as high as 15 mph.
Tonight
Mostly cloudy, with a low around 24. West southwest wind 7 to 10 mph, with gusts as high as 18 mph.
Friday
A 30 percent chance of snow showers, mainly after 2pm. Mostly cloudy, with a high near 36. North northwest wind 5 to 13 mph, with gusts as high as 22 mph. New snow accumulation of less than a half inch possible.
Friday Night
Mostly clear, with a low around 22. Breezy, with a west wind 6 to 15 mph, with gusts as high as 25 mph.
Saturday
Sunny, with a high near 39. Breezy, with a west wind 11 to 16 mph becoming light west northwest in the afternoon. Winds could gust as high as 26 mph.
Saturday Night
Mostly clear, with a low around 25.
Sunday
Sunny, with a high near 45. Breezy.
Sunday Night
Mostly clear, with a low around 28. Breezy.
Monday
Sunny, with a high near 47. Breezy.
Monday Night
Mostly clear, with a low around 29.
Tuesday
Mostly sunny, with a high near 44. Breezy.
Tuesday Night
Partly cloudy, with a low around 26.
Veterans Day
Mostly sunny, with a high near 43.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Saint Marys Glacier CO
 39.87°N 105.66°W (Elev. 10620 ft)
Last Update:
11:46 pm MST Nov 4, 2026
Forecast Valid:
10am MST Nov 5, 2026-6pm MST Nov 11, 2026
 
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