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

SIARD (SIAN2)

Lat: 40.39433°NLon: 117.62567°WElev: 4600.0ft.

NA

27°F

-3°C

Humidity 75%
Wind Speed NNE 5 MPH
Barometer NA
Dewpoint 20°F (-7°C)
Visibility NA
Wind Chill21°F (-6°C)
Last update 27 Dec 11:38 PM PST
Extended Forecast for

35 Miles ESE Unionville NV

  • Tonight

    Tonight: Partly cloudy, with a low around 24. North wind around 5 mph.

    Low: 24 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy through mid morning, then gradual clearing, with a high near 35. Northeast wind 5 to 10 mph.

    High: 35 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 21. Northeast wind 5 to 10 mph.

    Low: 21 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 38. East wind around 5 mph.

    High: 38 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 23. East wind around 5 mph.

    Low: 23 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 42. East wind around 5 mph.

    High: 42 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 26.

    Low: 26 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 47.

    High: 47 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 24. North wind around 5 mph.
Sunday
Mostly cloudy through mid morning, then gradual clearing, with a high near 35. Northeast wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 21. Northeast wind 5 to 10 mph.
Monday
Sunny, with a high near 38. East wind around 5 mph.
Monday Night
Clear, with a low around 23. East wind around 5 mph.
Tuesday
Sunny, with a high near 42. East wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 26.
Wednesday
Mostly sunny, with a high near 47.
Wednesday Night
Mostly cloudy, with a low around 31.
New Year's Day
A slight chance of rain and snow between 10am and 1pm, then a slight chance of rain after 1pm. Snow level 6100 feet rising to 7100 feet in the afternoon. Mostly cloudy, with a high near 48.
Thursday Night
A chance of rain and snow. Snow level 7100 feet. Mostly cloudy, with a low around 33.
Friday
A chance of rain and snow. Snow level 6300 feet. Partly sunny, with a high near 47.
Friday Night
A slight chance of rain and snow. Snow level 5800 feet lowering to 5300 feet after midnight . Partly cloudy, with a low around 29.
Saturday
Partly sunny, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
35 Miles ESE Unionville NV
 40.31°N 117.45°W (Elev. 5312 ft)
9:15 pm PST Dec 27, 2025
11pm PST Dec 27, 2025-6pm PST Jan 3, 2026
 
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Additional Resources

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