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Dangerous Heat in the West; Coastal Flooding & High Rip Current Risk through the Weekend on the East Coast; Flash Flooding Concerns in the Southeast and Southwest

A dangerous, record heat wave continues across portions of the West through Tuesday. High rip current risk and dangerous surf continue through the weekend. There are flash flooding concerns through the weekend for portions of the Southeast and Southwest. Read More >

Hazardous Weather Conditions

Current conditions at

Porterville, Porterville Municipal Airport (KPTV)

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

Clear

84°F

29°C

Humidity 48%
Wind Speed SSE 4 MPH
Barometer 29.84 in (1010.5 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 22 Aug 11:05 PM PDT
Extended Forecast for

Porterville CA

Heat Advisory August 22, 11:24pm until August 25, 08:00am
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 22, 11:24pm until August 25, 08:00am

    NOW until 8:00am Mon

    Heat Advisory

  • Tonight

    Low: 77 °F

    Mostly Clear

  • Saturday

    Saturday: A chance of rain, mainly between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny and hot, with a high near 102. South southeast wind around 5 mph becoming northwest in the afternoon. Chance of precipitation is 30%.

    High: 102 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of rain before 11pm. Partly cloudy, with a low around 76. Northwest wind around 5 mph becoming southeast in the evening.

    Low: 76 °F

    Slight Chance
    Rain then
    Mostly Clear

  • Sunday

    Sunday: A slight chance of showers and thunderstorms between 11am and 2pm. Sunny and hot, with a high near 102. South southeast wind around 5 mph becoming west in the afternoon. Chance of precipitation is 10%.

    High: 102 °F

    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 75. West northwest wind around 5 mph becoming southeast in the evening.

    Low: 75 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of rain after 11am. Sunny and hot, with a high near 101. Calm wind becoming west around 5 mph in the afternoon.

    High: 101 °F

    Slight Chance
    Rain

  • Monday Night

    Monday Night: Mostly clear, with a low around 75. West northwest wind 5 to 10 mph becoming south southeast in the evening.

    Low: 75 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of rain after 11am. Sunny and hot, with a high near 100. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 100 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 77. South southeast wind around 5 mph.
Saturday
A chance of rain, mainly between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny and hot, with a high near 102. South southeast wind around 5 mph becoming northwest in the afternoon. Chance of precipitation is 30%.
Saturday Night
A 20 percent chance of rain before 11pm. Partly cloudy, with a low around 76. Northwest wind around 5 mph becoming southeast in the evening.
Sunday
A slight chance of showers and thunderstorms between 11am and 2pm. Sunny and hot, with a high near 102. South southeast wind around 5 mph becoming west in the afternoon. Chance of precipitation is 10%.
Sunday Night
Mostly clear, with a low around 75. West northwest wind around 5 mph becoming southeast in the evening.
Monday
A 20 percent chance of rain after 11am. Sunny and hot, with a high near 101. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 75. West northwest wind 5 to 10 mph becoming south southeast in the evening.
Tuesday
A 20 percent chance of rain after 11am. Sunny and hot, with a high near 100. Calm wind becoming west northwest around 5 mph in the afternoon.
Tuesday Night
A 20 percent chance of rain before 11pm. Mostly clear, with a low around 73. West northwest wind around 5 mph becoming south southeast in the evening.
Wednesday
Sunny, with a high near 98. Calm wind becoming west northwest around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 69. West northwest wind 5 to 10 mph becoming southeast in the evening.
Thursday
Sunny, with a high near 96. South southeast wind around 5 mph becoming west northwest in the afternoon.
Thursday Night
Mostly clear, with a low around 68. Northwest wind 5 to 10 mph becoming east southeast in the evening.
Friday
Sunny, with a high near 93. South southeast wind around 5 mph becoming west in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Porterville CA
 36.08°N 119.05°W (Elev. 472 ft)
Last Update:
10:56 pm PDT Aug 22, 2025
Forecast Valid:
11pm PDT Aug 22, 2025-6pm PDT Aug 29, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation