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

Los Alamos Airport (KLAM)

Lat: 35.88°NLon: 106.27°WElev: 7171ft.

Light Drizzle

41°F

5°C

Humidity 93%
Wind Speed S 10 mph
Barometer 29.96 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 27 Dec 12:15 pm MST
Extended Forecast for

10 Miles ESE Truchas NM

Winter Weather Advisory December 27, 12:35pm until December 28, 11:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory December 27, 12:35pm until December 28, 11:00am

    NOW until 11:00am Sun

    Winter Weather Advisory

  • This Afternoon

    High: 31 °F

    Heavy Snow

  • Tonight

    Tonight: Snow showers likely, mainly before 8pm. The snow could be heavy at times.  Mostly cloudy, with a low around 13. Wind chill values as low as -2. West wind around 20 mph, with gusts as high as 30 mph.  Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.

    Low: 13 °F

    Heavy Snow
    then Chance
    Snow Showers

  • Sunday

    Sunday: A 20 percent chance of snow showers before 8am.  Mostly cloudy, then gradually becoming sunny, with a high near 21. Wind chill values as low as -5. Northwest wind 15 to 20 mph decreasing to 10 to 15 mph in the afternoon.

    High: 21 °F

    Slight Chance
    Snow Showers
    then Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 9. Wind chill values as low as -2. Southwest wind 5 to 10 mph.

    Low: 9 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 21. West wind around 5 mph.

    High: 21 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 12.

    Low: 12 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 31.

    High: 31 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 17.

    Low: 17 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Snow showers. The snow could be heavy at times. High near 31. West wind around 20 mph. Chance of precipitation is 80%. Total daytime snow accumulation of 4 to 8 inches possible.
Tonight
Snow showers likely, mainly before 8pm. The snow could be heavy at times. Mostly cloudy, with a low around 13. Wind chill values as low as -2. West wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.
Sunday
A 20 percent chance of snow showers before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 21. Wind chill values as low as -5. Northwest wind 15 to 20 mph decreasing to 10 to 15 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 9. Wind chill values as low as -2. Southwest wind 5 to 10 mph.
Monday
Sunny, with a high near 21. West wind around 5 mph.
Monday Night
Mostly clear, with a low around 12.
Tuesday
Sunny, with a high near 31.
Tuesday Night
Mostly clear, with a low around 17.
Wednesday
Mostly sunny, with a high near 33.
Wednesday Night
Partly cloudy, with a low around 21.
New Year's Day
Mostly sunny, with a high near 34.
Thursday Night
A 20 percent chance of snow showers. Mostly cloudy, with a low around 24.
Friday
A 20 percent chance of snow showers. Partly sunny, with a high near 30.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles ESE Truchas NM
 35.99°N 105.64°W (Elev. 11913 ft)
11:01 am MST Dec 27, 2025
12pm MST Dec 27, 2025-6pm MST Jan 2, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database