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Hazardous Weather Conditions
Current conditions at
Granby-Grand County Airport (KGNB)
Lat: 40.09°NLon: 105.92°WElev: 8207ft.
Fair
62°F
17°C
| Humidity | 14% |
| Wind Speed | W 12 G 26 mph |
| Barometer | 30.18 in |
| Dewpoint | 12°F (-11°C) |
| Visibility | 10.00 mi |
| Last update | 28 Mar 6:15 pm MDT |
Extended Forecast for
3 Miles W Saint Marys Glacier CO
Tonight
Low: 30 °F
Windy. Slight
Chance Snow
Showers then
Mostly ClearSunday
High: 41 °F
Slight Chance
Snow Showers
and WindySunday Night

Low: 28 °F
Mostly Cloudy
and BreezyMonday
High: 39 °F
Chance Snow
Showers and
Very WindyMonday Night

Low: 22 °F
Chance Snow
Showers and
WindyTuesday

High: 25 °F
Snow Showers
and BreezyTuesday Night

Low: 18 °F
Snow Showers
and BreezyWednesday

High: 25 °F
Snow Showers
and BreezyWednesday Night

Low: 18 °F
Snow Showers
and Breezy
Detailed Forecast
Tonight
A 20 percent chance of snow showers before 8pm. Mostly clear, with a low around 30. Windy, with a west wind 22 to 25 mph, with gusts as high as 40 mph.
Sunday
A 20 percent chance of snow showers after 1pm. Mostly sunny, with a high near 41. Windy, with a west wind 20 to 25 mph, with gusts as high as 39 mph.
Sunday Night
Mostly cloudy, with a low around 28. Breezy, with a west wind 20 to 23 mph, with gusts as high as 39 mph.
Monday
A 30 percent chance of snow showers, mainly after 1pm. Partly sunny, with a high near 39. Very windy, with a west wind 23 to 28 mph increasing to 31 to 36 mph in the afternoon. Winds could gust as high as 50 mph. Little or no snow accumulation expected.
Monday Night
A 40 percent chance of snow showers, mainly after 11pm. Mostly cloudy, with a low around 22. Windy, with a west wind 26 to 31 mph decreasing to 13 to 18 mph after midnight. Winds could gust as high as 47 mph.
Tuesday
Snow showers. Some thunder is also possible. High near 25. Breezy. Chance of precipitation is 80%.
Tuesday Night
Snow showers. Low around 18. Breezy. Chance of precipitation is 90%.
Wednesday
Snow showers. Some thunder is also possible. Cloudy, with a high near 25. Breezy.
Wednesday Night
Snow showers, mainly before midnight. Mostly cloudy, with a low around 18. Breezy.
Thursday
A chance of snow showers. Partly sunny, with a high near 31. Windy.
Thursday Night
A chance of snow showers. Mostly cloudy, with a low around 13. Windy.
Friday
Snow showers likely. Mostly cloudy, with a high near 18. Windy.
Friday Night
Snow showers likely. Mostly cloudy, with a low around 8. Windy.
Saturday
A chance of snow showers. Partly sunny, with a high near 18. Windy.
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)
12:46 pm MDT Mar 28, 2026
6pm MDT Mar 28, 2026-6pm MDT Apr 4, 2026



