National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Dangerous Heat in the East; Critical Fire Weather in the Southwest

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Heat is likely to continue across the eastern U.S. through the Independence Day holiday weekend. Critical fire weather conditions will continue today and likely Tuesday across portions of the Four Corners and northern High Plains. 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 25%
Wind Speed NW 12 MPH
Barometer 29.83 in (1010.16 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 29 Jun 12:35 PM PDT
Extended Forecast for

3 Miles SW Porterville CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 90. West northwest wind around 10 mph, with gusts as high as 15 mph.

    High: 90 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 56. West northwest wind 5 to 10 mph becoming south southeast in the evening. Winds could gust as high as 15 mph.

    Low: 56 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 93. South southeast wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 15 mph.

    High: 93 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 57. West northwest wind 5 to 10 mph becoming south southeast in the evening. Winds could gust as high as 15 mph.

    Low: 57 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 92. South southeast wind 5 to 10 mph becoming west in the afternoon.

    High: 92 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 55. West wind 5 to 15 mph becoming south southeast after midnight.

    Low: 55 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 91. South southeast wind 5 to 10 mph becoming west in the afternoon.

    High: 91 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 55. West wind 5 to 10 mph becoming south southeast in the evening. Winds could gust as high as 15 mph.

    Low: 55 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 93. South wind around 5 mph becoming west in the afternoon.

    High: 93 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 90. West northwest wind around 10 mph, with gusts as high as 15 mph.
Tonight
Clear, with a low around 56. West northwest wind 5 to 10 mph becoming south southeast in the evening. Winds could gust as high as 15 mph.
Tuesday
Sunny, with a high near 93. South southeast wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 15 mph.
Tuesday Night
Clear, with a low around 57. West northwest wind 5 to 10 mph becoming south southeast in the evening. Winds could gust as high as 15 mph.
Wednesday
Sunny, with a high near 92. South southeast wind 5 to 10 mph becoming west in the afternoon.
Wednesday Night
Clear, with a low around 55. West wind 5 to 15 mph becoming south southeast after midnight.
Thursday
Sunny, with a high near 91. South southeast wind 5 to 10 mph becoming west in the afternoon.
Thursday Night
Clear, with a low around 55. West wind 5 to 10 mph becoming south southeast in the evening. Winds could gust as high as 15 mph.
Friday
Sunny, with a high near 93. South wind around 5 mph becoming west in the afternoon.
Friday Night
Mostly clear, with a low around 60. West northwest wind 5 to 10 mph becoming east southeast in the evening.
Independence Day
Sunny, with a high near 97. South southeast wind 5 to 10 mph becoming west northwest in the afternoon.
Saturday Night
Mostly clear, with a low around 62. Northwest wind 5 to 10 mph becoming south southeast in the evening.
Sunday
Sunny, with a high near 98. South southeast wind 5 to 10 mph becoming west northwest in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Porterville CA
 36.04°N 119.06°W (Elev. 427 ft)
Last Update:
12:02 pm PDT Jun 29, 2026
Forecast Valid:
12pm PDT Jun 29, 2026-6pm PDT Jul 5, 2026
 
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Additional Resources

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Chance of Precipitation