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

Jolon Hills (PG727)

Lat: 35.88446°NLon: 120.95584°WElev: 1495.0ft.

NA

70°F

21°C

Humidity 46%
Wind Speed N 4 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility NA
Last update 27 Aug 09:20 AM PDT
Extended Forecast for

Lake San Antonio CA

  • Today

    Today: A slight chance of showers and thunderstorms.  Increasing clouds, with a high near 94. Calm wind becoming north 5 to 9 mph.  Chance of precipitation is 20%.

    High: 94 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Tonight

    Tonight: A 20 percent chance of showers.  Patchy smoke after 11pm. Mostly cloudy, with a low around 63. North northwest wind 5 to 8 mph becoming calm  after midnight. Winds could gust as high as 18 mph.

    Low: 63 °F

    Slight Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers.  Patchy smoke before 10am, then patchy smoke after 5pm. Cloudy, then gradually becoming mostly sunny, with a high near 91. Light and variable wind.

    High: 91 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 58. West wind around 6 mph becoming calm  after midnight.

    Low: 58 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 91. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 91 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 53.

    Low: 53 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 5am.  Otherwise, clear, with a low around 49.

    Low: 49 °F

    Clear then
    Patchy Fog

  • Monday

    Monday: Areas of fog before 9am.  Otherwise, sunny, with a high near 80.

    High: 80 °F

    Areas Fog
    then Sunny

Detailed Forecast

Today
A slight chance of showers and thunderstorms. Increasing clouds, with a high near 94. Calm wind becoming north 5 to 9 mph. Chance of precipitation is 20%.
Tonight
A 20 percent chance of showers. Patchy smoke after 11pm. Mostly cloudy, with a low around 63. North northwest wind 5 to 8 mph becoming calm after midnight. Winds could gust as high as 18 mph.
Friday
A 20 percent chance of showers. Patchy smoke before 10am, then patchy smoke after 5pm. Cloudy, then gradually becoming mostly sunny, with a high near 91. Light and variable wind.
Friday Night
Partly cloudy, with a low around 58. West wind around 6 mph becoming calm after midnight.
Saturday
Sunny, with a high near 91. Calm wind becoming west northwest around 5 mph in the afternoon.
Saturday Night
Clear, with a low around 53.
Sunday
Sunny, with a high near 87.
Sunday Night
Patchy fog after 5am. Otherwise, clear, with a low around 49.
Monday
Areas of fog before 9am. Otherwise, sunny, with a high near 80.
Monday Night
Areas of fog after 4am. Otherwise, mostly clear, with a low around 50.
Tuesday
Areas of fog. Otherwise, sunny, with a high near 83.
Tuesday Night
A slight chance of rain. Mostly clear, with a low around 53.
Wednesday
A slight chance of rain. Mostly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
Lake San Antonio CA
 35.86°N 120.97°W (Elev. 984 ft)
6:47 am PDT Aug 27, 2026
9am PDT Aug 27, 2026-6pm PDT Sep 2, 2026
 
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Additional Resources

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