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

22°F

-6°C

Humidity 81%
Wind Speed N 0 MPH
Barometer NA
Dewpoint 17°F (-8°C)
Visibility NA
Last update 21 Jan 01:38 AM PST
Extended Forecast for

42 Miles SE Unionville NV

  • Overnight

    Overnight: Mostly cloudy, with a low around 30. Southwest wind around 10 mph.

    Low: 30 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 41. West wind around 10 mph.

    High: 41 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 30. West wind around 10 mph.

    Low: 30 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 41. Southwest wind around 10 mph becoming west in the afternoon.

    High: 41 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 32. North wind around 5 mph becoming northeast in the evening.

    Low: 32 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 37. Northeast wind 5 to 10 mph becoming northwest in the morning.

    High: 37 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 24.

    Low: 24 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 31.

    High: 31 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 23.

    Low: 23 °F

    Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 30. Southwest wind around 10 mph.
Wednesday
Partly sunny, with a high near 41. West wind around 10 mph.
Wednesday Night
Mostly cloudy, with a low around 30. West wind around 10 mph.
Thursday
Mostly cloudy, with a high near 41. Southwest wind around 10 mph becoming west in the afternoon.
Thursday Night
Partly cloudy, with a low around 32. North wind around 5 mph becoming northeast in the evening.
Friday
Mostly sunny, with a high near 37. Northeast wind 5 to 10 mph becoming northwest in the morning.
Friday Night
Mostly clear, with a low around 24.
Saturday
Sunny, with a high near 31.
Saturday Night
Clear, with a low around 23.
Sunday
Sunny, with a high near 34.
Sunday Night
Partly cloudy, with a low around 28.
Monday
Mostly sunny, with a high near 38.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Mostly sunny, with a high near 41.
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ABOUT THIS FORECAST

 
Point Forecast:
42 Miles SE Unionville NV
 40.03°N 117.54°W (Elev. 7513 ft)
1:15 am PST Jan 21, 2026
2am 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