Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Current conditions at

SIARD (SIAN2)

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

NA

42°F

6°C

Humidity 54%
Wind Speed SSW 2 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility NA
Last update 21 Jan 11:38 AM PST
Extended Forecast for

38 Miles SE Unionville NV

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 52. Calm wind.

    High: 52 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 28. Calm wind.

    Low: 28 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 52. Calm wind.

    High: 52 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 31. Calm wind.

    Low: 31 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 52. Calm wind becoming north around 5 mph in the afternoon.

    High: 52 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 23. Northeast wind around 5 mph.

    Low: 23 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 44.

    High: 44 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 20.

    Low: 20 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 47.

    High: 47 °F

    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 52. Calm wind.
Tonight
Mostly cloudy, with a low around 28. Calm wind.
Thursday
Mostly cloudy, with a high near 52. Calm wind.
Thursday Night
Partly cloudy, with a low around 31. Calm wind.
Friday
Mostly sunny, with a high near 52. Calm wind becoming north around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 23. Northeast wind around 5 mph.
Saturday
Sunny, with a high near 44.
Saturday Night
Mostly clear, with a low around 20.
Sunday
Sunny, with a high near 47.
Sunday Night
Partly cloudy, with a low around 24.
Monday
Mostly sunny, with a high near 51.
Monday Night
Partly cloudy, with a low around 26.
Tuesday
Mostly sunny, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
38 Miles SE Unionville NV
 40.02°N 117.65°W (Elev. 3698 ft)
9:15 am PST Jan 21, 2026
12pm PST Jan 21, 2026-6pm PST Jan 27, 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