Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

SIMS (SMSC1)

Lat: 41.0713°NLon: 122.36993°WElev: 2537.0ft.

NA

41°F

5°C

Humidity 64%
Wind Speed N 4 MPH
Barometer NA
Dewpoint 30°F (-1°C)
Visibility NA
Wind Chill38°F (3°C)
Last update 19 Jan 07:32 AM PST
Extended Forecast for

5 Miles SW Dunsmuir CA

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 59. Light north northeast wind.

    High: 59 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 40. Calm wind.

    Low: 40 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 56. Calm wind.

    High: 56 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 56. Calm wind.

    High: 56 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

Detailed Forecast

M.L.King Day
Sunny, with a high near 59. Light north northeast wind.
Tonight
Mostly clear, with a low around 40. Calm wind.
Tuesday
Mostly sunny, with a high near 56. Calm wind.
Tuesday Night
Mostly cloudy, with a low around 42. Calm wind.
Wednesday
Partly sunny, with a high near 56. Calm wind.
Wednesday Night
Mostly cloudy, with a low around 40.
Thursday
Sunny, with a high near 58.
Thursday Night
Mostly clear, with a low around 37.
Friday
Sunny, with a high near 54.
Friday Night
Mostly clear, with a low around 36.
Saturday
Sunny, with a high near 54.
Saturday Night
Mostly cloudy, with a low around 38.
Sunday
A slight chance of rain. Partly sunny, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SW Dunsmuir CA
 41.17°N 122.32°W (Elev. 3146 ft)
3:06 am PST Jan 19, 2026
7am PST Jan 19, 2026-6pm PST Jan 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database