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

47°F

8°C

Humidity 54%
Wind Speed NNW 5 MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility NA
Wind Chill45°F (7°C)
Last update 19 Jan 08:32 PM PST
Extended Forecast for

5 Miles SW Dunsmuir CA

  • Tonight

    Tonight: Partly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Partly Cloudy

  • 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 43. Calm wind.

    Low: 43 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 57. Calm wind.

    High: 57 °F

    Partly Sunny

  • Wednesday Night

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

    Low: 42 °F

    Mostly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, 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 43. Calm wind.
Wednesday
Partly sunny, with a high near 57. Calm wind.
Wednesday Night
Mostly cloudy, with a low around 42. Calm wind.
Thursday
Sunny, with a high near 59.
Thursday Night
Mostly clear, with a low around 38.
Friday
Sunny, with a high near 54.
Friday Night
Mostly clear, with a low around 36.
Saturday
Mostly sunny, with a high near 54.
Saturday Night
Mostly cloudy, with a low around 39.
Sunday
Partly sunny, with a high near 52.
Sunday Night
Mostly cloudy, with a low around 39.
Monday
Partly sunny, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SW Dunsmuir CA
 41.17°N 122.32°W (Elev. 3146 ft)
1:26 pm PST Jan 19, 2026
8pm PST Jan 19, 2026-6pm PST Jan 26, 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