Spring Storm in the East; Unsettled Weather in the West

A strong spring storm will bring a threat of strong to severe storms from the eastern Great Lakes and Central Appalachians to the Mid-Atlantic and into the Northeast. A wintry mix can be expected on the northern portions of this storm with heavy snow in Maine. A series of storms in the West will continue producing lower elevation rain, mountain snow. Read More >

Hazardous Weather Conditions

Current conditions at

Granby-Grand County Airport (KGNB)

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

Overcast

-7°C

19°F

Humidity 83%
Wind Speed S 6 km/h
Barometer 30.11 in
Dewpoint -9°C (15°F)
Visibility 16 km
Last update 29 Mar 12:12 am MDT
Extended Forecast for

4 Miles W Saint Marys Glacier CO

  • Overnight

    Overnight: Partly cloudy, with a low around -17. Wind chill values as low as -27. Breezy, with a west wind 21 to 26 km/h, with gusts as high as 40 km/h.

    Partly Cloudy
    and Breezy

    Low: -17 °C

  • Sunday

    Sunday: A 40 percent chance of snow showers, mainly after 4pm.  Partly sunny, with a high near -8. Wind chill values as low as -26. West wind 18 to 23 km/h decreasing to 8 to 13 km/h in the afternoon. Winds could gust as high as 35 km/h.  New snow accumulation of 1 to 3 centimeters possible.

    Mostly Sunny
    then Chance
    Snow Showers

    High: -8 °C

  • Sunday
    Night

    Sunday Night: A 30 percent chance of snow showers.  Mostly cloudy, with a low around -13. Wind chill values as low as -22. West southwest wind 8 to 13 km/h increasing to 18 to 23 km/h after midnight. Winds could gust as high as 29 km/h.  New snow accumulation of 3 to 5 centimeters possible.

    Chance Snow
    Showers

    Low: -13 °C

  • Monday

    Monday: Snow showers, mainly after noon.  High near -7. Wind chill values as low as -22. Blustery, with a west northwest wind 23 to 27 km/h, with gusts as high as 50 km/h.  Chance of precipitation is 80%. New snow accumulation of 1 to 3 centimeters possible.

    Chance Snow
    Showers then
    Snow Showers
    and Blustery

    High: -7 °C

  • Monday
    Night

    Monday Night: A 20 percent chance of snow showers before midnight.  Partly cloudy, with a low around -11. Breezy, with a west wind 27 to 37 km/h, with gusts as high as 55 km/h.

    Breezy.
    Slight Chance
    Snow Showers
    then Partly
    Cloudy

    Low: -11 °C

  • Tuesday

    Tuesday: A 30 percent chance of snow showers, mainly after noon.  Mostly sunny, with a high near -5. Breezy.

    Chance Snow
    Showers and
    Breezy

    High: -5 °C

  • Tuesday
    Night

    Tuesday Night: A 30 percent chance of snow showers, mainly before midnight.  Partly cloudy, with a low around -9. Breezy.

    Chance Snow
    Showers and
    Breezy

    Low: -9 °C

  • Wednesday

    Wednesday: A chance of snow showers, mainly after noon.  Mostly sunny, with a high near -5. Breezy.

    Chance Snow
    Showers and
    Breezy

    High: -5 °C

  • Wednesday
    Night

    Wednesday Night: A slight chance of snow showers.  Mostly cloudy, with a low around -11. Blustery.

    Slight Chance
    Snow Showers
    and Blustery

    Low: -11 °C

Detailed Forecast

Overnight
Partly cloudy, with a low around -17. Wind chill values as low as -27. Breezy, with a west wind 21 to 26 km/h, with gusts as high as 40 km/h.
Sunday
A 40 percent chance of snow showers, mainly after 4pm. Partly sunny, with a high near -8. Wind chill values as low as -26. West wind 18 to 23 km/h decreasing to 8 to 13 km/h in the afternoon. Winds could gust as high as 35 km/h. New snow accumulation of 1 to 3 centimeters possible.
Sunday Night
A 30 percent chance of snow showers. Mostly cloudy, with a low around -13. Wind chill values as low as -22. West southwest wind 8 to 13 km/h increasing to 18 to 23 km/h after midnight. Winds could gust as high as 29 km/h. New snow accumulation of 3 to 5 centimeters possible.
Monday
Snow showers, mainly after noon. High near -7. Wind chill values as low as -22. Blustery, with a west northwest wind 23 to 27 km/h, with gusts as high as 50 km/h. Chance of precipitation is 80%. New snow accumulation of 1 to 3 centimeters possible.
Monday Night
A 20 percent chance of snow showers before midnight. Partly cloudy, with a low around -11. Breezy, with a west wind 27 to 37 km/h, with gusts as high as 55 km/h.
Tuesday
A 30 percent chance of snow showers, mainly after noon. Mostly sunny, with a high near -5. Breezy.
Tuesday Night
A 30 percent chance of snow showers, mainly before midnight. Partly cloudy, with a low around -9. Breezy.
Wednesday
A chance of snow showers, mainly after noon. Mostly sunny, with a high near -5. Breezy.
Wednesday Night
A slight chance of snow showers. Mostly cloudy, with a low around -11. Blustery.
Thursday
A chance of snow showers, mainly after noon. Mostly sunny, with a high near -6. Breezy.
Thursday Night
A slight chance of snow showers. Partly cloudy, with a low around -12. Breezy.
Friday
A chance of snow showers. Mostly sunny, with a high near -4. Breezy.
Friday Night
A chance of snow showers. Partly cloudy, with a low around -11. Blustery.
Saturday
A chance of snow showers. Mostly sunny, with a high near -4. Breezy.
Click Map For Forecast
Point Forecast:
4 Miles W Saint Marys Glacier CO
 39.84°N 105.72°W (Elev. 3737 m)
12:04 am MDT Mar 29, 2020
12am MDT Mar 29, 2020-6pm MDT Apr 3, 2020
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database