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Widespread Showers and Thunderstorms in Southern California and the Southern Plains into the Mississippi Valley

Isolated strong to severe thunderstorms and widespread heavy rainfall are possible across the southern Plains into Arkansas. Widespread showers with a slight chance of thunderstorms are possible across southern California. Urban flooding, rock and mudslides as well as minor debris flows near burn scars are possible. Read More >

Hazardous Weather Conditions

Current conditions at

TRINITY RIVER NEAR DOUGLAS CITY 1SW (DCYC1)

Lat: 40.64528°NLon: 122.95667°WElev: 1598ft.

NA

N/A

Humidity NA
Wind Speed NA NA MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

10 Miles S Lewiston CA

Frost Advisory until November 21, 10:00am
Click here for hazard details and duration
Frost Advisory
  •  
    Frost Advisory until November 21, 10:00am

    NOW until 10:00am Fri

    Frost Advisory

  • Tonight

    Low: 34 °F

    Frost then
    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 45. Northeast wind 9 to 15 mph, with gusts as high as 22 mph.

    High: 45 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 38. East northeast wind 5 to 9 mph.

    Low: 38 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 48. North northeast wind around 7 mph.

    High: 48 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 37. West northwest wind around 7 mph.

    Low: 37 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 44. West northwest wind around 6 mph becoming calm in the morning.

    High: 44 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Monday

    Monday: Patchy frost between 10am and 1pm. Otherwise, mostly sunny, with a high near 41.

    High: 41 °F

    Patchy Frost

Detailed Forecast

Tonight
Widespread frost before 10pm. Otherwise, mostly clear, with a low around 34. North northeast wind 7 to 10 mph.
Friday
Sunny, with a high near 45. Northeast wind 9 to 15 mph, with gusts as high as 22 mph.
Friday Night
Clear, with a low around 38. East northeast wind 5 to 9 mph.
Saturday
Sunny, with a high near 48. North northeast wind around 7 mph.
Saturday Night
Mostly clear, with a low around 37. West northwest wind around 7 mph.
Sunday
Mostly sunny, with a high near 44. West northwest wind around 6 mph becoming calm in the morning.
Sunday Night
Partly cloudy, with a low around 35.
Monday
Patchy frost between 10am and 1pm. Otherwise, mostly sunny, with a high near 41.
Monday Night
Partly cloudy, with a low around 35.
Tuesday
Mostly sunny, with a high near 44.
Tuesday Night
Mostly cloudy, with a low around 38.
Wednesday
Partly sunny, with a high near 44.
Wednesday Night
Mostly cloudy, with a low around 40.
Thanksgiving Day
Partly sunny, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles S Lewiston CA
 40.56°N 122.77°W (Elev. 5512 ft)
Last Update:
6:21 pm PST Nov 20, 2025
Forecast Valid:
9pm PST Nov 20, 2025-6pm PST Nov 27, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation