Severe Weather and Heavy Rain from the Great Lakes to the Mid-Atlantic; Heat Persists in the East

Widespread strong thunderstorms with damaging winds and locally heavy rain are expected from the Upper Ohio Valley into the southern Mid-Atlantic today and portions of the central Appalachians and Carolinas on Saturday. Monsoonal moisture will bring a flash flooding threat to the Desert Southwest. Sweltering heat persists from the Plains to the southern Mid-Atlantic through tonight. Read More >

Current conditions at

Porterville, Porterville Municipal Airport (KPTV)

Lat: 36.03333°NLon: 119.06667°WElev: 443.0ft.

Clear

84°F

29°C

Humidity 39%
Wind Speed NW 8 MPH
Barometer 29.87 in (1011.51 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 04 Sep 06:00 PM PDT
Extended Forecast for

3 Miles E Porterville CA

  • Tonight

    Tonight: Clear, with a low around 60. West northwest wind around 5 mph becoming calm  in the evening.

    Low: 60 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 88. South southeast wind around 5 mph becoming west in the afternoon.

    High: 88 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 62. West wind around 5 mph becoming calm  in the evening.

    Low: 62 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 87. Calm wind becoming west around 5 mph in the afternoon.

    High: 87 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 61. West wind around 5 mph becoming calm  in the evening.

    Low: 61 °F

    Mostly Clear

  • Labor Day

    Labor Day: Sunny, with a high near 88. Calm wind becoming west southwest around 5 mph in the morning.

    High: 88 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 64. West northwest wind around 5 mph becoming calm.

    Low: 64 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of rain after 11am.  Mostly sunny, with a high near 91. East wind around 5 mph becoming west in the afternoon.

    High: 91 °F

    Slight Chance
    Rain

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain.  Mostly cloudy, with a low around 67. West northwest wind around 5 mph becoming calm  in the evening.

    Low: 67 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
Clear, with a low around 60. West northwest wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 88. South southeast wind around 5 mph becoming west in the afternoon.
Saturday Night
Mostly clear, with a low around 62. West wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 87. Calm wind becoming west around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 61. West wind around 5 mph becoming calm in the evening.
Labor Day
Sunny, with a high near 88. Calm wind becoming west southwest around 5 mph in the morning.
Monday Night
Mostly clear, with a low around 64. West northwest wind around 5 mph becoming calm.
Tuesday
A 20 percent chance of rain after 11am. Mostly sunny, with a high near 91. East wind around 5 mph becoming west in the afternoon.
Tuesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 67. West northwest wind around 5 mph becoming calm in the evening.
Wednesday
Partly sunny, with a high near 91. Calm wind becoming west around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 67. West northwest wind 5 to 10 mph becoming light and variable in the evening.
Thursday
Mostly sunny, with a high near 91. Light and variable wind becoming west northwest 5 to 10 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 65. Northwest wind 5 to 10 mph becoming light and variable in the evening.
Friday
Sunny, with a high near 89. Light and variable wind becoming west 5 to 10 mph in the morning.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Porterville CA
 36.05°N 118.98°W (Elev. 548 ft)
5:56 pm PDT Sep 4, 2026
6pm PDT Sep 4, 2026-6pm PDT Sep 11, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database