Heat and Fire Weather Concerns West; Heavy Rain and Thunderstorms from Plains to mid-Atlantic

Thunderstorms and locally heavy rainfall is expected from the Central Plains to the Ohio Valley, mid-Atlantic and across the Southeast. Severe weather from the Upper Midwest to Central Plains increases on Friday. Major to Extreme HeatRisk continues across the Southern Plains to the lower Mississippi Valley late this week. Fire weather concerns for the northern Rockies and northern Plains today. Read More >

Current conditions at

Porterville, Porterville Municipal Airport (KPTV)

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

Clear

102°F

39°C

Humidity 18%
Wind Speed NW 9 MPH
Barometer 29.83 in (1010.16 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Heat Index99°F (37°C)
Last update 10 Sep 05:35 PM PDT
Extended Forecast for

6 Miles W Porterville CA

Heat Advisory September 10, 05:47pm until September 10, 10:00pm
Click here for hazard details and duration
...
  •  
    Heat Advisory September 10, 05:47pm until September 10, 10:00pm

    NOW until 10:00pm Thu

    Heat Advisory

  • Tonight

    Low: 69 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 99. South wind around 5 mph becoming west northwest in the afternoon.

    High: 99 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 63. West northwest wind around 5 mph becoming south after midnight.

    Low: 63 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 94. South southeast wind around 5 mph becoming west northwest in the afternoon.

    High: 94 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 59. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 59 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 86. Northwest wind around 5 mph.

    High: 86 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 57. Northwest wind 5 to 10 mph.

    Low: 57 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 87. South wind around 5 mph becoming west northwest in the afternoon.

    High: 87 °F

    Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 69. Northwest wind 5 to 10 mph becoming south southwest after midnight.
Friday
Sunny, with a high near 99. South wind around 5 mph becoming west northwest in the afternoon.
Friday Night
Mostly clear, with a low around 63. West northwest wind around 5 mph becoming south after midnight.
Saturday
Sunny, with a high near 94. South southeast wind around 5 mph becoming west northwest in the afternoon.
Saturday Night
Clear, with a low around 59. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 86. Northwest wind around 5 mph.
Sunday Night
Mostly clear, with a low around 57. Northwest wind 5 to 10 mph.
Monday
Sunny, with a high near 87. South wind around 5 mph becoming west northwest in the afternoon.
Monday Night
Mostly clear, with a low around 57. Northwest wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 90. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 58. West northwest wind around 5 mph becoming calm.
Wednesday
Sunny, with a high near 90. South wind around 5 mph becoming west northwest in the afternoon.
Wednesday Night
Mostly clear, with a low around 58. Northwest wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 90. South wind around 5 mph becoming northwest in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles W Porterville CA
 36.07°N 119.15°W (Elev. 328 ft)
4:58 pm PDT Sep 10, 2026
5pm PDT Sep 10, 2026-6pm PDT Sep 17, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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