National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rains and Severe Weather Expected Across the Southern Plains into the Ohio Valley

A nearly stationary frontal boundary will bring potential for heavy rainfall and flash flooding from Oklahoma into the Ohio River Valley over the next few days. Severe weather is also expected for parts the Southern Plains and the Lower Mississippi River Valley on Thursday and Friday with threats of tornadoes, strong winds and hail. Snow is expected for parts of the Cascades and Northern Rockies. Read More >

Hazardous Weather Conditions

Current conditions at

SIMS (SMSC1)

Lat: 41.071303°NLon: 122.369931°WElev: 2537ft.

NA

38°F

3°C

Humidity 100%
Wind Speed NA 0 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Last update 23 Mar 12:32 AM PDT
Extended Forecast for

5 Miles SSW Dunsmuir CA

Frost Advisory March 24, 04:00am until March 26, 09:00am
Click here for hazard details and duration
Frost Advisory

  • Overnight

    Overnight: Mostly cloudy, with a low around 33. Calm wind.

    Mostly Cloudy

    Low: 33 °F

  • Thursday

    Thursday: Rain and snow showers before 5pm, then a chance of rain showers. High near 43. Light and variable wind becoming south southwest 5 to 10 mph in the morning. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Partly Sunny
    then
    Rain/Snow

    High: 43 °F

  • Thursday
    Night

    Thursday Night: A chance of rain and snow showers, mainly before 7pm. Widespread frost between 11pm and 3am. Otherwise, mostly cloudy during the early evening, then becoming clear, with a low around 24. North northwest wind 6 to 14 mph becoming east northeast after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Chance
    Rain/Snow
    then Frost

    Low: 24 °F

  • Friday

    Friday: Snow showers likely, mainly after 11am. Partly sunny, with a high near 41. Northwest wind 5 to 10 mph becoming southwest in the morning. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Snow Showers
    Likely

    High: 41 °F

  • Friday
    Night

    Friday Night: A 20 percent chance of snow showers before 11pm. Mostly cloudy, with a low around 24. Northwest wind 6 to 9 mph.

    Slight Chance
    Snow Showers
    then Mostly
    Cloudy

    Low: 24 °F

  • Saturday

    Saturday: A 30 percent chance of snow showers after 11am. Partly sunny, with a high near 41. Little or no snow accumulation expected.

    Chance Snow
    Showers

    High: 41 °F

  • Saturday
    Night

    Saturday Night: Mostly clear, with a low around 23.

    Mostly Clear

    Low: 23 °F

  • Sunday

    Sunday: A slight chance of snow showers after 11am. Mostly sunny, with a high near 44.

    Slight Chance
    Snow Showers

    High: 44 °F

  • Sunday
    Night

    Sunday Night: A chance of snow showers. Mostly cloudy, with a low around 31.

    Chance Snow
    Showers

    Low: 31 °F

Detailed Forecast

Overnight
Mostly cloudy, with a low around 33. Calm wind.
Thursday
Rain and snow showers before 5pm, then a chance of rain showers. High near 43. Light and variable wind becoming south southwest 5 to 10 mph in the morning. Chance of precipitation is 90%. Little or no snow accumulation expected.
Thursday Night
A chance of rain and snow showers, mainly before 7pm. Widespread frost between 11pm and 3am. Otherwise, mostly cloudy during the early evening, then becoming clear, with a low around 24. North northwest wind 6 to 14 mph becoming east northeast after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Friday
Snow showers likely, mainly after 11am. Partly sunny, with a high near 41. Northwest wind 5 to 10 mph becoming southwest in the morning. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday Night
A 20 percent chance of snow showers before 11pm. Mostly cloudy, with a low around 24. Northwest wind 6 to 9 mph.
Saturday
A 30 percent chance of snow showers after 11am. Partly sunny, with a high near 41. Little or no snow accumulation expected.
Saturday Night
Mostly clear, with a low around 23.
Sunday
A slight chance of snow showers after 11am. Mostly sunny, with a high near 44.
Sunday Night
A chance of snow showers. Mostly cloudy, with a low around 31.
Monday
Snow likely before 2pm, then rain and snow likely. Mostly cloudy, with a high near 41.
Monday Night
Rain and snow. The rain and snow could be heavy at times. Cloudy, with a low around 32.
Tuesday
Rain and snow. The rain and snow could be heavy at times. Cloudy, with a high near 42.
Tuesday Night
Rain and snow showers likely. Mostly cloudy, with a low around 33.
Wednesday
Rain and snow showers likely. Mostly cloudy, with a high near 42.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
5 Miles SSW Dunsmuir CA
 41.17°N 122.32°W (Elev. 3146 ft)
Last Update:
12:39 am PDT Mar 23, 2023
Forecast Valid:
1am PDT Mar 23, 2023-6pm PDT Mar 29, 2023
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation