National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rain and Mountain Snow Lingers in California; Winter Storm Impacting the Great Lakes and Northeast U.S.

An atmospheric river will wind down through today across California with lingering heavy rainfall, heavy mountain snow, and gusty winds. A wintry mix of freezing rain, sleet, and snow will cause hazardous travel conditions for the Great Lakes into the northern Mid-Atlantic and southern New England today through Saturday morning. Areas of tree damage and power outages are possible. Read More >

Current conditions at

SIARD (SIAN2)

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

NA

48°F

9°C

Humidity 55%
Wind Speed SW 17 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Wind Chill42°F (6°C)
Last update 26 Dec 02:38 PM PST
Extended Forecast for

3 Miles ENE Unionville NV

  • This Afternoon

    This Afternoon: A 20 percent chance of rain. Snow level 5200 feet. Mostly sunny, with a high near 46. Southwest wind around 15 mph.

    High: 46 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: Partly cloudy, with a low around 27. South wind 5 to 10 mph.

    Low: 27 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 42. Northwest wind 5 to 10 mph.

    High: 42 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 20. North wind around 10 mph.

    Low: 20 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, then gradually becoming sunny, with a high near 39. Northeast wind around 5 mph.

    High: 39 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 18. Northeast wind around 5 mph.

    Low: 18 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 42.

    High: 42 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 19.

    Low: 19 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 45.

    High: 45 °F

    Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of rain. Snow level 5200 feet. Mostly sunny, with a high near 46. Southwest wind around 15 mph.
Tonight
Partly cloudy, with a low around 27. South wind 5 to 10 mph.
Saturday
Mostly sunny, with a high near 42. Northwest wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 20. North wind around 10 mph.
Sunday
Partly sunny, then gradually becoming sunny, with a high near 39. Northeast wind around 5 mph.
Sunday Night
Clear, with a low around 18. Northeast wind around 5 mph.
Monday
Sunny, with a high near 42.
Monday Night
Clear, with a low around 19.
Tuesday
Sunny, with a high near 45.
Tuesday Night
Mostly clear, with a low around 21.
Wednesday
Mostly sunny, with a high near 47.
Wednesday Night
Mostly cloudy, with a low around 24.
New Year's Day
A slight chance of rain and snow. Snow level 4700 feet rising to 5500 feet in the afternoon. Partly sunny, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Unionville NV
 40.46°N 118.07°W (Elev. 4432 ft)
Last Update:
1:15 pm PST Dec 26, 2025
Forecast Valid:
3pm PST Dec 26, 2025-6pm PST Jan 1, 2026
 
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Additional Resources

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Chance of Precipitation