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Hazardous Weather Conditions
Current conditions at
Granby-Grand County Airport (KGNB)
Lat: 40.09°NLon: 105.92°WElev: 8207ft.
Fair
23°F
-5°C
| Humidity | 85% |
| Wind Speed | E 6 mph |
| Barometer | 30.31 in |
| Dewpoint | 19°F (-7°C) |
| Visibility | 10.00 mi |
| Wind Chill | 16°F (-9°C) |
| Last update | 27 Feb 4:55 am MST |
Extended Forecast for
3 Miles W Saint Marys Glacier CO
Today

High: 30 °F
Sunny and
WindyTonight

Low: 14 °F
Mostly Clear
and WindySaturday

High: 32 °F
Increasing
Clouds and
WindySaturday Night

Low: 18 °F
Chance Snow
and BreezySunday

High: 30 °F
Snow Likely
and BreezySunday Night

Low: 17 °F
Snow Likely
Monday

High: 33 °F
Snow Likely
and BreezyMonday Night

Low: 16 °F
Snow Likely
Tuesday

High: 21 °F
Snow and
Blustery
Detailed Forecast
Today
Sunny, with a high near 30. Wind chill values as low as -10. Windy, with a west wind 26 to 30 mph, with gusts as high as 50 mph.
Tonight
Mostly clear, with a low around 14. Wind chill values as low as -2. Windy, with a west wind 24 to 26 mph, with gusts as high as 45 mph.
Saturday
Increasing clouds, with a high near 32. Wind chill values as low as -4. Windy, with a west wind 22 to 25 mph, with gusts as high as 41 mph.
Saturday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 18. Breezy, with a west wind 14 to 18 mph, with gusts as high as 32 mph. New snow accumulation of less than a half inch possible.
Sunday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 30. Breezy, with a west wind 17 to 24 mph, with gusts as high as 40 mph. Chance of precipitation is 60%.
Sunday Night
Snow likely, mainly before 11pm. Cloudy, with a low around 17. Chance of precipitation is 60%.
Monday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 33. Breezy. Chance of precipitation is 60%.
Monday Night
Snow likely. Mostly cloudy, with a low around 16.
Tuesday
Snow. Some thunder is also possible. Cloudy, with a high near 21. Blustery.
Tuesday Night
Snow likely, mainly before 11pm. The snow could be heavy at times. Mostly cloudy, with a low around 10.
Wednesday
A chance of snow. Partly sunny, with a high near 24. Breezy.
Wednesday Night
A slight chance of snow. Partly cloudy, with a low around 12. Breezy.
Thursday
A chance of snow. Partly sunny, with a high near 25. Breezy.
Additional Forecasts and Information
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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)
39.84°N 105.69°W (Elev. 12507 ft)
11:46 pm MST Feb 26, 2026
5am MST Feb 27, 2026-6pm MST Mar 5, 2026



