Heavy Snow for the Northern Rockies & Northern Plains; Critical Fire Weather Conditions for Parts of the West

A storm system will bring heavy snow and gusty winds from the northern Rockies to the northern Plains this weekend, along with bitterly cold temperatures. Meanwhile, dry and gusty conditions will result in critical fire weather conditions over parts of California and the Four Corners region. A cold front in the East will bring scattered showers and storms with cool temperatures for the Northeast. Read More >

Current conditions at

Granby-Grand County Airport (KGNB)

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

Mostly Cloudy and Breezy

56°F

13°C

Humidity 20%
Wind Speed W 25 G 38 mph
Barometer 29.92 in
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Last update 24 Oct 1:51 pm MDT
Extended Forecast for

3 Miles WNW Saint Marys Glacier CO

Winter Storm Watch October 25, 06:00am until October 26, 06:00am
Red Flag Warning until October 24, 07:00pm
Click here for hazard details and duration
Winter Storm Watch
Red Flag Warning
  •  
    Red Flag Warning until October 24, 07:00pm

    NOW until
    7:00pm Sat

    Red Flag Warning

  • This
    Afternoon

    This Afternoon: Mostly sunny, with a high near 37. Very windy, with a west wind 32 to 38 mph, with gusts as high as 60 mph.

    Mostly Sunny
    and Very
    Windy

    High: 37 °F

  • Tonight

    Tonight: A 50 percent chance of snow.  Mostly cloudy, with a low around 7. Windy, with a west wind 26 to 31 mph decreasing to 18 to 23 mph after midnight. Winds could gust as high as 49 mph.  New snow accumulation of less than one inch possible.

    Chance Snow
    and Windy

    Low: 7 °F

  • Sunday

    Sunday: Snow. The snow could be heavy at times.  Temperature rising to near 21 by 8am, then falling to around 2 during the remainder of the day. Wind chill values as low as -14. Breezy, with a southwest wind 10 to 18 mph becoming east northeast in the afternoon. Winds could gust as high as 30 mph.  Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.

    Heavy Snow
    and Breezy

    High: 21 °F

  • Sunday
    Night

    Sunday Night: Snow. The snow could be heavy at times.  Low around -11. Wind chill values as low as -33. Breezy, with a north northeast wind 11 to 17 mph becoming south southeast after midnight. Winds could gust as high as 25 mph.  Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.

    Heavy Snow
    and Breezy

    Low: -11 °F

  • Monday

    Monday: Snow likely, mainly before noon.  Mostly cloudy and cold, with a high near 4. Breezy, with a south southeast wind 11 to 16 mph becoming west in the afternoon. Winds could gust as high as 25 mph.  Chance of precipitation is 60%.

    Snow Likely
    and Breezy

    High: 4 °F

  • Monday
    Night

    Monday Night: Mostly clear, with a low around -3. Breezy.

    Mostly Clear
    and Breezy

    Low: -3 °F

  • Tuesday

    Tuesday: Sunny, with a high near 20. Breezy.

    Sunny and
    Breezy

    High: 20 °F

  • Tuesday
    Night

    Tuesday Night: Mostly clear, with a low around 12. Breezy.

    Mostly Clear
    and Breezy

    Low: 12 °F

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 37. Very windy, with a west wind 32 to 38 mph, with gusts as high as 60 mph.
Tonight
A 50 percent chance of snow. Mostly cloudy, with a low around 7. Windy, with a west wind 26 to 31 mph decreasing to 18 to 23 mph after midnight. Winds could gust as high as 49 mph. New snow accumulation of less than one inch possible.
Sunday
Snow. The snow could be heavy at times. Temperature rising to near 21 by 8am, then falling to around 2 during the remainder of the day. Wind chill values as low as -14. Breezy, with a southwest wind 10 to 18 mph becoming east northeast in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.
Sunday Night
Snow. The snow could be heavy at times. Low around -11. Wind chill values as low as -33. Breezy, with a north northeast wind 11 to 17 mph becoming south southeast after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.
Monday
Snow likely, mainly before noon. Mostly cloudy and cold, with a high near 4. Breezy, with a south southeast wind 11 to 16 mph becoming west in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 60%.
Monday Night
Mostly clear, with a low around -3. Breezy.
Tuesday
Sunny, with a high near 20. Breezy.
Tuesday Night
Mostly clear, with a low around 12. Breezy.
Wednesday
Sunny, with a high near 27. Breezy.
Wednesday Night
Mostly clear, with a low around 16. Breezy.
Thursday
Sunny, with a high near 29. Breezy.
Thursday Night
Clear, with a low around 19. Breezy.
Friday
Sunny, with a high near 32. Breezy.
Click Map For Forecast
Point Forecast:
3 Miles WNW Saint Marys Glacier CO
 39.84°N 105.69°W (Elev. 12507 ft)
12:11 pm MDT Oct 24, 2020
2pm MDT Oct 24, 2020-6pm MDT Oct 30, 2020
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database