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.

Overcast

42°F

6°C

Humidity 22%
Wind Speed NE 5 mph
Barometer 30.27 in
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 22 Sep 2:35 am MDT
Extended Forecast for

Saint Marys Glacier CO

Winter Weather Advisory September 22, 03:00am until September 22, 12:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory September 22, 03:00am until September 22, 12:00pm

    NOW until 12:00pm Sun

    Winter Weather Advisory

  • Overnight

    Low: 32 °F

    Snow Showers
    Likely

  • Sunday

    Sunday: Snow showers likely before noon. Cloudy, then gradually becoming mostly sunny, with a high near 41. East southeast wind around 7 mph becoming north northeast in the afternoon. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    High: 41 °F

    Snow Showers
    Likely then
    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 32. Breezy, with a west northwest wind 6 to 16 mph, with gusts as high as 25 mph.

    Low: 32 °F

    Partly Cloudy
    then Mostly
    Clear and
    Breezy

  • Monday

    Monday: A slight chance of rain and snow showers after noon. Some thunder is also possible. Sunny, with a high near 48. Breezy, with a west northwest wind 11 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 48 °F

    Sunny and
    Breezy then
    Slight Chance
    Rain/Snow

  • Monday Night

    Monday Night: A slight chance of rain showers, mixing with snow after 7pm, then gradually ending. Some thunder is also possible. Partly cloudy, with a low around 34. West northwest wind 9 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    Low: 34 °F

    Slight Chance
    Rain/Snow
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 55.

    High: 55 °F

    Sunny

Detailed Forecast

Overnight
Snow showers likely. Cloudy, with a steady temperature around 32. East southeast wind 6 to 8 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of 2 to 4 inches possible.
Sunday
Snow showers likely before noon. Cloudy, then gradually becoming mostly sunny, with a high near 41. East southeast wind around 7 mph becoming north northeast in the afternoon. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Sunday Night
Mostly clear, with a low around 32. Breezy, with a west northwest wind 6 to 16 mph, with gusts as high as 25 mph.
Monday
A slight chance of rain and snow showers after noon. Some thunder is also possible. Sunny, with a high near 48. Breezy, with a west northwest wind 11 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Monday Night
A slight chance of rain showers, mixing with snow after 7pm, then gradually ending. Some thunder is also possible. Partly cloudy, with a low around 34. West northwest wind 9 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Tuesday
Mostly sunny, with a high near 48.
Tuesday Night
Mostly clear, with a low around 36.
Wednesday
Sunny, with a high near 55.
Wednesday Night
Clear, with a low around 40.
Thursday
Sunny, with a high near 57. Breezy.
Thursday Night
Mostly clear, with a low around 40.
Friday
Sunny, with a high near 55.
Friday Night
Partly cloudy, with a low around 40.
Saturday
Sunny, with a high near 54. Breezy.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Saint Marys Glacier CO
 39.82°N 105.66°W (Elev. 10981 ft)
Last Update:
2:48 am MDT Sep 22, 2024
Forecast Valid:
3am MDT Sep 22, 2024-6pm MDT Sep 28, 2024
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation