Dangerous Heat in the Southwest; Severe Thunderstorms and Heavy Rain in the Northeast and Mid-Atlantic

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week. Strong to severe thunderstorms may produce damaging wind, hail, a tornado or two, heavy rain and flash flooding across parts of the Mid-Atlantic and Northeast. Heavy rainfall threat continues across the Gulf Coast. Read More >

Current conditions at

CASHMAN (CHAC1)

Lat: 40.00194°NLon: 120.915°WElev: 4478.0ft.

NA

60°F

16°C

Humidity 29%
Wind Speed WNW 4 MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility NA
Last update 27 Aug 04:47 AM PDT
Extended Forecast for

3 Miles SSE Greenville CA

  • Today

    Today: Increasing clouds, with a high near 87. Light and variable wind becoming southwest 8 to 13 mph in the afternoon. Winds could gust as high as 26 mph.

    High: 87 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Increasing clouds, with a low around 51. Southwest wind 5 to 9 mph becoming calm  after midnight.

    Low: 51 °F

    Increasing
    Clouds

  • Friday

    Friday: A chance of rain and thunderstorms before 3pm, then a slight chance of showers and thunderstorms between 3pm and 4pm.  Cloudy, with a high near 77. Calm wind becoming south southwest 5 to 9 mph in the afternoon.  Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of rain before 11pm.  Cloudy during the early evening, then gradual clearing, with a low around 43. South southwest wind 5 to 8 mph becoming calm  after midnight.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Chance Rain
    then Mostly
    Clear

  • Saturday

    Saturday: Sunny, with a high near 79. Light and variable wind becoming southwest 6 to 11 mph in the afternoon. Winds could gust as high as 24 mph.

    High: 79 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 41.

    Low: 41 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 40.

    Low: 40 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 87. Light and variable wind becoming southwest 8 to 13 mph in the afternoon. Winds could gust as high as 26 mph.
Tonight
Increasing clouds, with a low around 51. Southwest wind 5 to 9 mph becoming calm after midnight.
Friday
A chance of rain and thunderstorms before 3pm, then a slight chance of showers and thunderstorms between 3pm and 4pm. Cloudy, with a high near 77. Calm wind becoming south southwest 5 to 9 mph in the afternoon. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A 30 percent chance of rain before 11pm. Cloudy during the early evening, then gradual clearing, with a low around 43. South southwest wind 5 to 8 mph becoming calm after midnight. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Sunny, with a high near 79. Light and variable wind becoming southwest 6 to 11 mph in the afternoon. Winds could gust as high as 24 mph.
Saturday Night
Clear, with a low around 41.
Sunday
Sunny, with a high near 81.
Sunday Night
Clear, with a low around 40.
Monday
Sunny, with a high near 76.
Monday Night
Mostly clear, with a low around 37.
Tuesday
Sunny, with a high near 73.
Tuesday Night
Mostly clear, with a low around 36.
Wednesday
Sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Greenville CA
 40.1°N 120.92°W (Elev. 4298 ft)
2:00 am PDT Aug 27, 2026
5am PDT Aug 27, 2026-6pm PDT Sep 2, 2026
 
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Additional Resources

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