Tropical Moisture Brings Slight Risk of Excessive Rainfall to the Southwest; Strong to Locally Severe Storms on the Plains

Heavy rain and flash flooding are possible across portions of the Southwest through Friday, where Flood Watches are in effect. Strong to locally severe thunderstorms are possible today across portions of the Plains. A tropical wave is causing heavy rainfall in Puerto Rico and the Virgin Islands, which may cause urban and small stream flooding and landslides today. Read More >

Current conditions at

CHESTER (CESC1)

Lat: 40.29261°NLon: 121.24394°WElev: 4547.0ft.

NA

83°F

28°C

Humidity 17%
Wind Speed SSE 3 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Heat Index80°F (27°C)
Last update 18 Sep 02:02 PM PDT
Extended Forecast for

12 Miles SW Chester CA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 72. West southwest wind 6 to 9 mph.

    High: 72 °F

    Mostly Cloudy

  • Tonight

    Tonight: Cloudy, with a low around 55. South southwest wind around 6 mph becoming calm  after midnight.

    Low: 55 °F

    Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 11am.  Cloudy, with a steady temperature around 56. Light and variable wind becoming east northeast around 6 mph in the morning.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 56 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms before 11pm.  Mostly cloudy, with a low around 52. Southwest wind around 5 mph becoming calm  in the evening.

    Low: 52 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 11am.  Mostly sunny, with a high near 61. Calm wind becoming west southwest 5 to 7 mph in the afternoon.

    High: 61 °F

    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 53.

    Low: 53 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 72. West southwest wind 6 to 9 mph.
Tonight
Cloudy, with a low around 55. South southwest wind around 6 mph becoming calm after midnight.
Friday
A 30 percent chance of showers and thunderstorms after 11am. Cloudy, with a steady temperature around 56. Light and variable wind becoming east northeast around 6 mph in the morning. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A 20 percent chance of showers and thunderstorms before 11pm. Mostly cloudy, with a low around 52. Southwest wind around 5 mph becoming calm in the evening.
Saturday
A 20 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 61. Calm wind becoming west southwest 5 to 7 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 51.
Sunday
Sunny, with a high near 64.
Sunday Night
Clear, with a low around 53.
Monday
Sunny, with a high near 71.
Monday Night
Mostly clear, with a low around 56.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 70.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 54.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles SW Chester CA
 40.21°N 121.41°W (Elev. 6306 ft)
1:41 pm PDT Sep 18, 2025
2pm PDT Sep 18, 2025-6pm PDT Sep 24, 2025
 
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Additional Resources

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