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Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Current conditions at

SIMS (SMSC1)

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

NA

72°F

22°C

Humidity 73%
Wind Speed NNE 2 MPH
Barometer NA
Dewpoint 63°F (17°C)
Visibility NA
Last update 17 Aug 09:32 AM PDT
Extended Forecast for

5 Miles SSW Dunsmuir CA

  • Today

    Today: Mostly sunny, with a high near 83. South southwest wind 3 to 6 mph.

    High: 83 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 53. Light south southwest wind.

    Low: 53 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 83. Calm wind becoming south around 6 mph in the afternoon.

    High: 83 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 55. South wind around 5 mph becoming calm in the evening.

    Low: 55 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 88. Calm wind becoming south around 5 mph in the afternoon.

    High: 88 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 58.

    Low: 58 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 61.

    Low: 61 °F

    Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 98.

    High: 98 °F

    Hot

Detailed Forecast

Today
Mostly sunny, with a high near 83. South southwest wind 3 to 6 mph.
Tonight
Partly cloudy, with a low around 53. Light south southwest wind.
Monday
Sunny, with a high near 83. Calm wind becoming south around 6 mph in the afternoon.
Monday Night
Clear, with a low around 55. South wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 88. Calm wind becoming south around 5 mph in the afternoon.
Tuesday Night
Clear, with a low around 58.
Wednesday
Sunny, with a high near 93.
Wednesday Night
Clear, with a low around 61.
Thursday
Sunny and hot, with a high near 98.
Thursday Night
Mostly clear, with a low around 63.
Friday
Sunny and hot, with a high near 99.
Friday Night
Clear, with a low around 66.
Saturday
Sunny and hot, with a high near 98.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Dunsmuir CA
 41.17°N 122.29°W (Elev. 2323 ft)
Last Update:
5:21 am PDT Aug 17, 2025
Forecast Valid:
10am PDT Aug 17, 2025-6pm PDT Aug 23, 2025
 
Forecast Discussion
 
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Additional Resources

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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