Heavy Mountain Snow in the Northwest U.S.; Wintry Mix in the Northeast U.S.

Two more cold fronts will pass through the Northwest U.S. this week with heavy mountain snow continuing across the Cascades, and northern Rockies. A quick moving storm system will bring mixed precipitation including some freezing rain across the Northeast U.S. overnight into Wednesday. Read More >

Current conditions at

SIMS (SMSC1)

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

NA

42°F

6°C

Humidity 100%
Wind Speed WSW 2 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Last update 07 Jan 01:32 AM PST
Extended Forecast for

5 Miles SW Dunsmuir CA

  • Overnight

    Overnight: A 30 percent chance of rain, mainly between 3am and 5am.  Areas of fog.  Otherwise, mostly cloudy, with a steady temperature around 37. Calm wind.

    Low: 37 °F

    Chance Rain
    and Areas Fog

  • Wednesday

    Wednesday: Rain likely before 4pm, then rain and snow likely.  Areas of fog before noon. Patchy frost between 8am and 11am.  Otherwise, partly sunny, with a high near 41. Calm wind becoming south southwest around 5 mph in the afternoon.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 41 °F

    Patchy Frost
    and Areas Fog
    then
    Rain/Snow
    Likely

  • Wednesday Night

    Wednesday Night: Rain and snow before 10pm, then a chance of snow between 10pm and 1am.  Low around 27. Calm wind.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 27 °F

    Rain/Snow
    then Slight
    Chance Snow

  • Thursday

    Thursday: Widespread frost before 11am.  Otherwise, sunny, with a high near 38. Calm wind.

    High: 38 °F

    Frost then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Widespread frost.  Otherwise, mostly clear, with a low around 26. Calm wind.

    Low: 26 °F

    Frost

  • Friday

    Friday: Widespread frost before 11am.  Otherwise, sunny, with a high near 46.

    High: 46 °F

    Frost then
    Sunny

  • Friday Night

    Friday Night: Widespread frost before 4am, then widespread frost after 5am.  Otherwise, partly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Clear
    then Frost

  • Saturday

    Saturday: Widespread frost before 11am.  Otherwise, mostly sunny, with a high near 49.

    High: 49 °F

    Frost then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of rain, mainly between 3am and 5am. Areas of fog. Otherwise, mostly cloudy, with a steady temperature around 37. Calm wind.
Wednesday
Rain likely before 4pm, then rain and snow likely. Areas of fog before noon. Patchy frost between 8am and 11am. Otherwise, partly sunny, with a high near 41. Calm wind becoming south southwest around 5 mph in the afternoon. Chance of precipitation is 60%. Little or no snow accumulation expected.
Wednesday Night
Rain and snow before 10pm, then a chance of snow between 10pm and 1am. Low around 27. Calm wind. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday
Widespread frost before 11am. Otherwise, sunny, with a high near 38. Calm wind.
Thursday Night
Widespread frost. Otherwise, mostly clear, with a low around 26. Calm wind.
Friday
Widespread frost before 11am. Otherwise, sunny, with a high near 46.
Friday Night
Widespread frost before 4am, then widespread frost after 5am. Otherwise, partly cloudy, with a low around 31.
Saturday
Widespread frost before 11am. Otherwise, mostly sunny, with a high near 49.
Saturday Night
Mostly cloudy, with a low around 35.
Sunday
Areas of frost before 9am. Otherwise, mostly sunny, with a high near 52.
Sunday Night
Areas of frost. Otherwise, partly cloudy, with a low around 37.
Monday
Areas of frost. Otherwise, mostly sunny, with a high near 55.
Monday Night
Partly cloudy, with a low around 41.
Tuesday
Mostly sunny, with a high near 59.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SW Dunsmuir CA
 41.17°N 122.32°W (Elev. 3146 ft)
1:21 am PST Jan 7, 2026
2am PST Jan 7, 2026-6pm PST Jan 13, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database