


Hazardous Weather Conditions
Current conditions at
Granby-Grand County Airport (KGNB)
Lat: 40.09°NLon: 105.92°WElev: 8207ft.
Mostly Cloudy
38°F
3°C
Humidity | 95% |
Wind Speed | Calm |
Barometer | 30.20 in |
Dewpoint | 36°F (2°C) |
Visibility | 10.00 mi |
Last update | 6 Oct 1:35 am MDT |
Extended Forecast for
3 Miles W Saint Marys Glacier CO
Overnight
Low: 24 °F
Snow Showers
LikelyMonday
High: 34 °F
Chance Snow
ShowersMonday Night
Low: 23 °F
Chance Snow
ShowersTuesday
High: 37 °F
Sunny
Tuesday Night
Low: 27 °F
Mostly Clear
Wednesday
High: 42 °F
Sunny and
BreezyWednesday Night
Low: 30 °F
Mostly Clear
Thursday
High: 44 °F
Sunny and
Breezy then
Mostly SunnyThursday Night
Low: 32 °F
Partly Cloudy
Detailed Forecast
Overnight
Snow showers likely, mainly before 3am. Mostly cloudy, with a low around 24. South wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of 3 to 5 inches possible.
Monday
A 40 percent chance of snow showers, mainly after 3pm. Some thunder is also possible. Partly sunny, with a high near 34. Southwest wind 8 to 10 mph, with gusts as high as 16 mph. New snow accumulation of less than a half inch possible.
Monday Night
A 40 percent chance of snow showers, mainly before midnight. Mostly cloudy, with a low around 23. South wind 6 to 8 mph becoming west after midnight. Winds could gust as high as 15 mph. New snow accumulation of less than a half inch possible.
Tuesday
Sunny, with a high near 37. West southwest wind 7 to 10 mph, with gusts as high as 21 mph.
Tuesday Night
Mostly clear, with a low around 27. Southwest wind 8 to 11 mph, with gusts as high as 22 mph.
Wednesday
Sunny, with a high near 42. Breezy.
Wednesday Night
Mostly clear, with a low around 30.
Thursday
Sunny, with a high near 44. Breezy.
Thursday Night
Partly cloudy, with a low around 32.
Friday
A slight chance of rain and snow showers after noon. Mostly sunny, with a high near 43.
Friday Night
A slight chance of rain and snow showers. Mostly cloudy, with a low around 34.
Saturday
A chance of rain and snow showers. Partly sunny, with a high near 43. Breezy.
Saturday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 33.
Sunday
A chance of snow showers. Partly sunny, with a high near 39. 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)
2:31 pm MDT Oct 5, 2025
1am MDT Oct 6, 2025-6pm MDT Oct 12, 2025