Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Porterville, Porterville Municipal Airport (KPTV)

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

Clear

90°F

32°C

Humidity 33%
Wind Speed SW 8 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 19 Aug 11:20 AM PDT
Extended Forecast for

3 Miles S Porterville CA

  • Today

    Today: Mostly sunny and hot, with a high near 100. Southwest wind around 5 mph becoming northwest in the afternoon.

    High: 100 °F

    Hot

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 67. Calm wind becoming south southeast around 5 mph.

    Low: 67 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Sunny and hot, with a high near 101. South southeast wind around 5 mph becoming northwest in the afternoon.

    High: 101 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 68. Northwest wind around 5 mph becoming south southeast in the evening.

    Low: 68 °F

    Mostly Clear

  • Friday

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

    High: 99 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 67. West northwest wind 5 to 10 mph becoming south southeast in the evening.

    Low: 67 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 97. South wind around 5 mph becoming west in the afternoon.

    High: 97 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 66. Northwest wind 5 to 10 mph becoming northeast in the evening.

    Low: 66 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 98. South wind around 5 mph becoming west in the afternoon.

    High: 98 °F

    Sunny

Detailed Forecast

Today
Mostly sunny and hot, with a high near 100. Southwest wind around 5 mph becoming northwest in the afternoon.
Tonight
Mostly cloudy, then gradually becoming clear, with a low around 67. Calm wind becoming south southeast around 5 mph.
Thursday
Sunny and hot, with a high near 101. South southeast wind around 5 mph becoming northwest in the afternoon.
Thursday Night
Mostly clear, with a low around 68. Northwest wind around 5 mph becoming south southeast in the evening.
Friday
Sunny, with a high near 99. South southeast wind around 5 mph becoming west northwest in the afternoon.
Friday Night
Partly cloudy, with a low around 67. West northwest wind 5 to 10 mph becoming south southeast in the evening.
Saturday
Sunny, with a high near 97. South wind around 5 mph becoming west in the afternoon.
Saturday Night
Mostly clear, with a low around 66. Northwest wind 5 to 10 mph becoming northeast in the evening.
Sunday
Sunny, with a high near 98. South wind around 5 mph becoming west in the afternoon.
Sunday Night
Mostly clear, with a low around 66. West northwest wind around 5 mph becoming southeast in the evening.
Monday
Sunny, with a high near 98. South southeast wind around 5 mph becoming west northwest in the afternoon.
Monday Night
Mostly clear, with a low around 66. West northwest wind around 5 mph becoming south southeast in the evening.
Tuesday
Sunny, with a high near 97. South southeast wind around 5 mph becoming west northwest in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Porterville CA
 36.02°N 119.03°W (Elev. 479 ft)
11:32 am PDT Aug 19, 2026
11am PDT Aug 19, 2026-6pm PDT Aug 25, 2026
 
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Additional Resources

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