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

Mount Shasta (KMHS)

Lat: 41.31494°NLon: 122.31702°WElev: 3540.0ft.

Clear

32°F

0°C

Humidity 85%
Wind Speed NNE 3 MPH
Barometer 30.18 in (1022.01 mb)
Dewpoint 28°F (-2°C)
Visibility 8.00 mi
Last update 20 Jan 11:56 PM PST
Extended Forecast for

8 Miles SW Weed CA

  • Overnight

    Overnight: Mostly cloudy, with a low around 36. Northwest wind around 11 mph.

    Low: 36 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 44. Northeast wind 5 to 13 mph becoming southeast in the morning. Winds could gust as high as 18 mph.

    High: 44 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 33. Light and variable wind becoming east 5 to 10 mph in the evening.

    Low: 33 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 40. North wind around 11 mph.

    High: 40 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 29. North wind around 15 mph, with gusts as high as 23 mph.

    Low: 29 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 35.

    High: 35 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 35.

    High: 35 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 36. Northwest wind around 11 mph.
Wednesday
Mostly cloudy, with a high near 44. Northeast wind 5 to 13 mph becoming southeast in the morning. Winds could gust as high as 18 mph.
Wednesday Night
Mostly cloudy, with a low around 33. Light and variable wind becoming east 5 to 10 mph in the evening.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 40. North wind around 11 mph.
Thursday Night
Mostly clear, with a low around 29. North wind around 15 mph, with gusts as high as 23 mph.
Friday
Sunny, with a high near 35.
Friday Night
Mostly clear, with a low around 25.
Saturday
Sunny, with a high near 35.
Saturday Night
Mostly clear, with a low around 25.
Sunday
Partly sunny, with a high near 35.
Sunday Night
Mostly cloudy, with a low around 26.
Monday
Partly sunny, with a high near 36.
Monday Night
Partly cloudy, with a low around 28.
Tuesday
Partly sunny, with a high near 37.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SW Weed CA
 41.32°N 122.48°W (Elev. 8799 ft)
9:41 pm PST Jan 20, 2026
12am 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