News Headlines
Hazardous Weather Conditions
Current conditions at
Granby-Grand County Airport (KGNB)
Lat: 40.09°NLon: 105.92°WElev: 8207ft.
Fair
46°F
8°C
| Humidity | 33% |
| Wind Speed | W 13 G 18 mph |
| Barometer | 30.27 in |
| Dewpoint | 18°F (-8°C) |
| Visibility | 10.00 mi |
| Wind Chill | 40°F (4°C) |
| Last update | 28 Feb 11:35 am MST |
Extended Forecast for
3 Miles W Saint Marys Glacier CO
Today

High: 28 °F
Patchy
Blowing Snow
and WindyTonight

Low: 18 °F
Chance Snow
and Patchy
Blowing SnowSunday

High: 31 °F
Snow Likely
and Patchy
Blowing SnowSunday Night

Low: 19 °F
Slight Chance
Snow and
BreezyMonday

High: 30 °F
Chance Snow
and BreezyMonday Night

Low: 16 °F
Snow Likely
and BreezyTuesday

High: 25 °F
Snow and
BlusteryTuesday Night

Low: 11 °F
Snow Likely
and BreezyWednesday

High: 25 °F
Chance Snow
and Breezy
Detailed Forecast
Today
Patchy blowing snow after 5pm. Sunny, with a high near 28. Windy, with a west wind 18 to 25 mph, with gusts as high as 43 mph.
Tonight
A 40 percent chance of snow, mainly after 11pm. Patchy blowing snow before 8pm. Mostly cloudy, with a low around 18. Breezy, with a west wind 15 to 18 mph, with gusts as high as 31 mph. New snow accumulation of less than one inch possible.
Sunday
Snow likely, mainly before 11am. Patchy blowing snow. Mostly cloudy, with a high near 31. Breezy, with a west wind 18 to 23 mph, with gusts as high as 39 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 19. Breezy, with a west southwest wind 13 to 16 mph, with gusts as high as 28 mph.
Monday
A 30 percent chance of snow after 11am. Partly sunny, with a high near 30. Breezy, with a west wind 18 to 23 mph, with gusts as high as 39 mph.
Monday Night
Snow likely. Mostly cloudy, with a low around 16. Breezy. Chance of precipitation is 70%.
Tuesday
Snow. Some thunder is also possible. High near 25. Blustery. Chance of precipitation is 90%.
Tuesday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 11. Breezy.
Wednesday
A chance of snow. Mostly sunny, with a high near 25. Breezy.
Wednesday Night
A slight chance of snow. Partly cloudy, with a low around 13. Breezy.
Thursday
Snow likely. Mostly cloudy, with a high near 23. Breezy.
Thursday Night
Snow. Mostly cloudy, with a low around 10. Breezy.
Friday
Snow. Cloudy, with a high near 15. Breezy.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
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 27, 2026
11am MST Feb 28, 2026-6pm MST Mar 6, 2026



