National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Granby-Grand County Airport (KGNB)

Lat: 40.09°NLon: 105.92°WElev: 8207ft.

Fair

65°F

18°C

Humidity 16%
Wind Speed E 5 mph
Barometer 30.50 in
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Last update 7 Aug 10:35 pm MDT
Extended Forecast for

2 Miles NW Saint Marys Glacier CO

  • Tonight

    Tonight: Areas of smoke. Mostly clear, with a steady temperature around 53. Breezy, with a west wind 9 to 16 mph, with gusts as high as 25 mph.

    Low: 53 °F

    Areas Smoke
    and Breezy

  • Saturday

    Saturday: Sunny, with a high near 66. Breezy, with a west wind 13 to 16 mph, with gusts as high as 25 mph.

    High: 66 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 52. West wind 10 to 14 mph, with gusts as high as 22 mph.

    Low: 52 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 63. West northwest wind 8 to 14 mph, with gusts as high as 23 mph.

    High: 63 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 49. Breezy, with a west wind 8 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.

    Low: 49 °F

    Breezy.
    Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 61. Breezy. Chance of precipitation is 70%.

    High: 61 °F

    Mostly Sunny
    and Breezy
    then Showers
    Likely

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 47. Breezy.

    Low: 47 °F

    Breezy.
    Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Tonight
Areas of smoke. Mostly clear, with a steady temperature around 53. Breezy, with a west wind 9 to 16 mph, with gusts as high as 25 mph.
Saturday
Sunny, with a high near 66. Breezy, with a west wind 13 to 16 mph, with gusts as high as 25 mph.
Saturday Night
Mostly cloudy, with a low around 52. West wind 10 to 14 mph, with gusts as high as 22 mph.
Sunday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 63. West northwest wind 8 to 14 mph, with gusts as high as 23 mph.
Sunday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 49. Breezy, with a west wind 8 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Monday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 61. Breezy. Chance of precipitation is 70%.
Monday Night
A 40 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 47. Breezy.
Tuesday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 60.
Tuesday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 46.
Wednesday
Showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 58.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 45.
Thursday
Showers and possibly a thunderstorm. Partly sunny, with a high near 54.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 44.
Friday
Showers and thunderstorms likely. Mostly cloudy, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Saint Marys Glacier CO
 39.84°N 105.66°W (Elev. 11798 ft)
Last Update:
12:46 pm MDT Aug 7, 2026
Forecast Valid:
10pm MDT Aug 7, 2026-6pm MDT Aug 14, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation