Heavy Snow In Upper Midwest; Locally Heavy Rain with Mountain Snow Out West

A quick-moving clipper system is expected to produce a streak of heavy snow from the Dakotas through the Upper Mississippi Valley and Great Lakes. Meanwhile, a series of storm systems will keep the West wet and unsettled through this weekend, bringing rounds of locally heavy rainfall and widespread heavy snowfall across the terrain from the Casacdes and Sierra to the northern and central Rockies. Read More >

Current conditions at

Granby-Grand County Airport (KGNB)

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

Overcast

25°F

-4°C

Humidity 75%
Wind Speed Calm
Barometer 30.17 in
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Last update 12 Dec 12:12 am MST
Extended Forecast for

4 Miles SW LONG'S PEAK CO

Winter Storm Watch December 12, 05:00pm until December 15, 05:00am
Click here for hazard details and duration
Winter Storm Watch
  • Overnight

    Overnight: A 30 percent chance of snow showers, mainly before 2am.  Patchy blowing snow before 3am. Mostly cloudy, with a low around 9. Wind chill values as low as -13. Windy, with a west wind 23 to 28 mph, with gusts as high as 45 mph.  Total nighttime snow accumulation of less than a half inch possible.

    Chance Snow
    Showers and
    Patchy
    Blowing Snow

    Low: 9 °F

  • Thursday

    Thursday: A 50 percent chance of snow showers.  Areas of blowing snow after 5pm. Mostly cloudy, with a high near 18. Wind chill values as low as -10. Windy, with a west wind 23 to 28 mph, with gusts as high as 45 mph.  New snow accumulation of 1 to 2 inches possible.

    Chance Snow
    Showers and
    Areas Blowing
    Snow

    High: 18 °F

  • Thursday
    Night

    Thursday Night: Snow. The snow could be heavy at times.  Widespread blowing snow. Steady temperature around 16. Wind chill values as low as -9. Very windy, with a west wind 28 to 33 mph increasing to 36 to 41 mph after midnight.  Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.

    Heavy Snow
    and Blowing
    Snow

    Low: 16 °F

  • Friday

    Friday: Snow.  Widespread blowing snow. High near 14. Wind chill values as low as -16. Strong and damaging winds, with a west wind 55 to 60 mph decreasing to 43 to 48 mph in the afternoon.  Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    Snow and
    Blowing Snow

    High: 14 °F

  • Friday
    Night

    Friday Night: Snow likely.  Widespread blowing snow. Mostly cloudy, with a low around 6. Very windy, with a west wind 31 to 40 mph.  Chance of precipitation is 70%.

    Snow Likely
    and Blowing
    Snow

    Low: 6 °F

  • Saturday

    Saturday: Snow likely. The snow could be heavy at times.  Widespread blowing snow. Mostly cloudy, with a high near 11. Very windy.  Chance of precipitation is 70%.

    Heavy Snow
    and Blowing
    Snow

    High: 11 °F

  • Saturday
    Night

    Saturday Night: Snow likely, mainly before 11pm.  Widespread blowing snow, mainly before 8pm. Mostly cloudy, with a low around 3. Windy.  Chance of precipitation is 60%.

    Snow Likely
    and Blowing
    Snow

    Low: 3 °F

  • Sunday

    Sunday: A chance of snow.  Areas of blowing snow. Mostly cloudy and cold, with a high near 6. Windy.

    Chance Snow
    and Areas
    Blowing Snow

    High: 6 °F

  • Sunday
    Night

    Sunday Night: A chance of snow, mainly before 11pm.  Widespread blowing snow, mainly between 10pm and 3am. Mostly cloudy, with a low around -5. Windy.

    Chance Snow
    and Blowing
    Snow

    Low: -5 °F

Detailed Forecast

Overnight
A 30 percent chance of snow showers, mainly before 2am. Patchy blowing snow before 3am. Mostly cloudy, with a low around 9. Wind chill values as low as -13. Windy, with a west wind 23 to 28 mph, with gusts as high as 45 mph. Total nighttime snow accumulation of less than a half inch possible.
Thursday
A 50 percent chance of snow showers. Areas of blowing snow after 5pm. Mostly cloudy, with a high near 18. Wind chill values as low as -10. Windy, with a west wind 23 to 28 mph, with gusts as high as 45 mph. New snow accumulation of 1 to 2 inches possible.
Thursday Night
Snow. The snow could be heavy at times. Widespread blowing snow. Steady temperature around 16. Wind chill values as low as -9. Very windy, with a west wind 28 to 33 mph increasing to 36 to 41 mph after midnight. Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.
Friday
Snow. Widespread blowing snow. High near 14. Wind chill values as low as -16. Strong and damaging winds, with a west wind 55 to 60 mph decreasing to 43 to 48 mph in the afternoon. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Friday Night
Snow likely. Widespread blowing snow. Mostly cloudy, with a low around 6. Very windy, with a west wind 31 to 40 mph. Chance of precipitation is 70%.
Saturday
Snow likely. The snow could be heavy at times. Widespread blowing snow. Mostly cloudy, with a high near 11. Very windy. Chance of precipitation is 70%.
Saturday Night
Snow likely, mainly before 11pm. Widespread blowing snow, mainly before 8pm. Mostly cloudy, with a low around 3. Windy. Chance of precipitation is 60%.
Sunday
A chance of snow. Areas of blowing snow. Mostly cloudy and cold, with a high near 6. Windy.
Sunday Night
A chance of snow, mainly before 11pm. Widespread blowing snow, mainly between 10pm and 3am. Mostly cloudy, with a low around -5. Windy.
Monday
A slight chance of snow. Widespread blowing snow, mainly after 9am. Partly sunny and cold, with a high near 1. Very windy.
Monday Night
Mostly cloudy, with a low around -4. Very windy.
Tuesday
Mostly sunny and cold, with a high near 7. Very windy.
Tuesday Night
Partly cloudy, with a low around 0. Windy.
Wednesday
Mostly sunny, with a high near 15. Very windy.
Click Map For Forecast
Point Forecast:
4 Miles SW LONG'S PEAK CO
 40.22°N 105.67°W (Elev. 12001 ft)
11:02 pm MST Dec 11, 2019
12am MST Dec 12, 2019-6pm MST Dec 17, 2019
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database