Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Current conditions at

Jolon Hills (PG727)

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

NA

80°F

27°C

Humidity 34%
Wind Speed WSW 7 MPH
Barometer NA
Dewpoint 49°F (9°C)
Visibility NA
Heat Index79°F (26°C)
Last update 28 Aug 11:40 AM PDT
Extended Forecast for

Lake San Antonio CA

Red Flag Warning August 28, 11:46am until August 28, 03:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning August 28, 11:46am until August 28, 03:00pm

    NOW until 3:00pm Fri

    Red Flag Warning

  • Today

    High: 94 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Patchy smoke before 10pm. Mostly cloudy, then gradually becoming clear, with a low around 58. North northwest wind 5 to 10 mph becoming light and variable  after midnight. Winds could gust as high as 24 mph.

    Low: 58 °F

    Patchy Smoke
    then Mostly
    Clear

  • Saturday

    Saturday: Patchy smoke after 3pm. Sunny, with a high near 95. Calm wind becoming north 5 to 9 mph in the afternoon.

    High: 95 °F

    Sunny then
    Patchy Smoke

  • Saturday Night

    Saturday Night: Patchy smoke before 7pm. Mostly clear, with a low around 51. North wind 5 to 10 mph becoming west southwest after midnight.

    Low: 51 °F

    Patchy Smoke
    then Mostly
    Clear

  • Sunday

    Sunday: Sunny, with a high near 90. Light and variable wind.

    High: 90 °F

    Sunny

  • Sunday Night

    Sunday Night: Areas of fog after 4am.  Otherwise, mostly clear, with a low around 49.

    Low: 49 °F

    Clear then
    Areas Fog

  • Monday

    Monday: Areas of fog before 9am.  Otherwise, sunny, with a high near 85.

    High: 85 °F

    Areas Fog
    then Sunny

  • Monday Night

    Monday Night: Areas of fog after 2am.  Otherwise, mostly clear, with a low around 47.

    Low: 47 °F

    Clear then
    Areas Fog

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms. Patchy smoke before noon. Partly sunny, with a high near 94. North wind 11 to 16 mph becoming light and variable in the afternoon. Winds could gust as high as 22 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Patchy smoke before 10pm. Mostly cloudy, then gradually becoming clear, with a low around 58. North northwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 24 mph.
Saturday
Patchy smoke after 3pm. Sunny, with a high near 95. Calm wind becoming north 5 to 9 mph in the afternoon.
Saturday Night
Patchy smoke before 7pm. Mostly clear, with a low around 51. North wind 5 to 10 mph becoming west southwest after midnight.
Sunday
Sunny, with a high near 90. Light and variable wind.
Sunday Night
Areas of fog after 4am. Otherwise, mostly clear, with a low around 49.
Monday
Areas of fog before 9am. Otherwise, sunny, with a high near 85.
Monday Night
Areas of fog after 2am. Otherwise, mostly clear, with a low around 47.
Tuesday
Areas of fog before 9am. Otherwise, mostly sunny, with a high near 86.
Tuesday Night
Patchy fog after 4am. Otherwise, mostly clear, with a low around 51.
Wednesday
Patchy fog. Otherwise, mostly sunny, with a high near 90.
Wednesday Night
Partly cloudy, with a low around 54.
Thursday
Patchy fog. Otherwise, sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
Lake San Antonio CA
 35.88°N 121°W (Elev. 883 ft)
11:26 am PDT Aug 28, 2026
11am PDT Aug 28, 2026-6pm PDT Sep 3, 2026
 
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Additional Resources

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Hourly Weather Forecast

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