Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Current conditions at

San Luis Valley Regional Airport (KALS)

Lat: 37.44°NLon: 105.86°WElev: 7536ft.

Fair

27°F

-3°C

Humidity 85%
Wind Speed S 6 mph
Barometer 29.89 in (1009.8 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 27 Dec 10:52 pm MST
Extended Forecast for

12 Miles NNE Blanca CO

Winter Weather Advisory December 27, 11:11pm until December 28, 08:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory December 27, 11:11pm until December 28, 08:00pm

    NOW until 8:00pm Sun

    Winter Weather Advisory

  • Tonight

    Low: 7 °F

    Chance Snow
    Showers and
    Blowing Snow

  • Sunday

    Sunday: A 50 percent chance of snow showers, mainly before 11am.  Widespread blowing snow, mainly before noon. Mostly sunny, with a high near 15. Wind chill values between -10 and -20. Windy, with a west northwest wind 30 to 35 mph decreasing to 20 to 25 mph in the afternoon. Winds could gust as high as 55 mph.  New snow accumulation of less than one inch possible.

    High: 15 °F

    Chance Snow
    Showers and
    Blowing Snow

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 8. Wind chill values between -5 and -10. West wind around 15 mph.

    Low: 8 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 18. Wind chill values between -5 and 5. West wind 5 to 15 mph.

    High: 18 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 11. Breezy, with a west wind 10 to 20 mph.

    Low: 11 °F

    Clear then
    Clear and
    Breezy

  • Tuesday

    Tuesday: Sunny, with a high near 24. West wind 10 to 15 mph.

    High: 24 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 17. West wind 10 to 15 mph.

    Low: 17 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 27. West wind 10 to 15 mph.

    High: 27 °F

    Sunny

Detailed Forecast

Tonight
A 50 percent chance of snow showers. Widespread blowing snow. Mostly cloudy, with a low around 7. Wind chill values between -10 and zero. Windy, with a west southwest wind 30 to 35 mph, with gusts as high as 50 mph. Total nighttime snow accumulation of around an inch possible.
Sunday
A 50 percent chance of snow showers, mainly before 11am. Widespread blowing snow, mainly before noon. Mostly sunny, with a high near 15. Wind chill values between -10 and -20. Windy, with a west northwest wind 30 to 35 mph decreasing to 20 to 25 mph in the afternoon. Winds could gust as high as 55 mph. New snow accumulation of less than one inch possible.
Sunday Night
Mostly clear, with a low around 8. Wind chill values between -5 and -10. West wind around 15 mph.
Monday
Sunny, with a high near 18. Wind chill values between -5 and 5. West wind 5 to 15 mph.
Monday Night
Clear, with a low around 11. Breezy, with a west wind 10 to 20 mph.
Tuesday
Sunny, with a high near 24. West wind 10 to 15 mph.
Tuesday Night
Mostly clear, with a low around 17. West wind 10 to 15 mph.
Wednesday
Sunny, with a high near 27. West wind 10 to 15 mph.
Wednesday Night
Partly cloudy, with a low around 20. Breezy, with a west wind 15 to 20 mph.
New Year's Day
Patchy blowing snow before 11am. Mostly sunny, with a high near 28. Breezy, with a west wind 15 to 20 mph.
Thursday Night
Patchy blowing snow. Partly cloudy, with a low around 22. Breezy, with a west wind 15 to 25 mph.
Friday
Patchy blowing snow. Mostly sunny, with a high near 27. Breezy, with a west wind around 25 mph.
Friday Night
Patchy blowing snow. Mostly cloudy, with a low around 20. Windy, with a west southwest wind 25 to 30 mph.
Saturday
A chance of snow showers. Patchy blowing snow. Mostly sunny, with a high near 24. Windy, with a west southwest wind 25 to 30 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles NNE Blanca CO
 37.59°N 105.44°W (Elev. 12841 ft)
9:47 pm MST Dec 27, 2025
11pm MST Dec 27, 2025-6pm MST Jan 3, 2026
 
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Additional Resources

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