Current conditions at
Granby-Grand County Airport (KGNB)
Lat: 40.09°NLon: 105.92°WElev: 8207ft.N/A
| Humidity | NA |
| Wind Speed | NA |
| Barometer | NA |
| Dewpoint | N/A |
| Visibility | NA |
| Last update | *** Not a current observation *** |
Extended Forecast for
Saint Marys Glacier CO
Today

High: 74 °F
Sunny
Tonight

Low: 54 °F
Partly Cloudy
Monday
High: 72 °F
Sunny then
Chance
T-stormsMonday Night
Low: 46 °F
Slight Chance
T-storms then
Patchy SmokeTuesday
High: 67 °F
Sunny then
Chance
T-stormsTuesday Night

Low: 46 °F
Partly Cloudy
Wednesday

High: 67 °F
Sunny
Wednesday Night

Low: 46 °F
Mostly Clear
Thursday

High: 69 °F
Sunny
Detailed Forecast
Today
Sunny, with a high near 74. West northwest wind 5 to 9 mph becoming north in the afternoon. Winds could gust as high as 15 mph.
Tonight
Partly cloudy, with a low around 54. Southwest wind 5 to 11 mph becoming east in the evening. Winds could gust as high as 18 mph.
Monday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Increasing clouds, with a high near 72. West wind around 11 mph, with gusts as high as 18 mph.
Monday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Patchy smoke between midnight and 1am. Partly cloudy, with a low around 46. West wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 16 mph. Chance of precipitation is 20%.
Tuesday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 67. Light and variable wind becoming east 5 to 10 mph in the morning. Winds could gust as high as 23 mph.
Tuesday Night
Partly cloudy, with a low around 46.
Wednesday
Sunny, with a high near 67.
Wednesday Night
Mostly clear, with a low around 46.
Thursday
Sunny, with a high near 69.
Thursday Night
Mostly clear, with a low around 50.
Friday
Sunny, with a high near 71.
Friday Night
Mostly clear, with a low around 52.
Saturday
Sunny, with a high near 70.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Saint Marys Glacier CO
39.82°N 105.63°W (Elev. 10735 ft)
39.82°N 105.63°W (Elev. 10735 ft)
4:38 am MDT Aug 2, 2026
9am MDT Aug 2, 2026-6pm MDT Aug 8, 2026


