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

Hazardous Weather Conditions

Current conditions at

Porterville, Porterville Municipal Airport (KPTV)

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

Clear

99°F

37°C

Humidity 21%
Wind Speed NNW 6 MPH
Barometer 29.83 in (1010.16 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 03 Oct 02:56 PM PDT
Extended Forecast for

Porterville CA

Heat Advisory until October 7, 11:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until October 7, 11:00pm

    NOW until 11:00pm Wed

    Heat Advisory

  • This Afternoon

    High: 99 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 70. North wind around 5 mph becoming southeast after midnight.

    Low: 70 °F

    Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 100. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 100 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 70. North wind around 5 mph becoming east southeast in the evening.

    Low: 70 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 99. East wind around 5 mph becoming west in the afternoon.

    High: 99 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 70. Northwest wind around 5 mph becoming east southeast in the evening.

    Low: 70 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 99. East southeast wind around 5 mph becoming west in the afternoon.

    High: 99 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 70. Northwest wind around 5 mph becoming east southeast after midnight.

    Low: 70 °F

    Clear

Detailed Forecast

This Afternoon
Sunny, with a high near 99. Northwest wind around 5 mph.
Tonight
Clear, with a low around 70. North wind around 5 mph becoming southeast after midnight.
Sunday
Sunny and hot, with a high near 100. Calm wind becoming west northwest around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 70. North wind around 5 mph becoming east southeast in the evening.
Monday
Sunny, with a high near 99. East wind around 5 mph becoming west in the afternoon.
Monday Night
Clear, with a low around 70. Northwest wind around 5 mph becoming east southeast in the evening.
Tuesday
Sunny, with a high near 99. East southeast wind around 5 mph becoming west in the afternoon.
Tuesday Night
Clear, with a low around 70. Northwest wind around 5 mph becoming east southeast after midnight.
Wednesday
Sunny, with a high near 98. East southeast wind around 5 mph becoming west in the afternoon.
Wednesday Night
Clear, with a low around 69. Northwest wind around 5 mph becoming east southeast in the evening.
Thursday
Sunny, with a high near 98. Southeast wind around 5 mph becoming west in the afternoon.
Thursday Night
Clear, with a low around 68. Northwest wind around 5 mph becoming east southeast in the evening.
Friday
Sunny, with a high near 95. East southeast wind around 5 mph becoming west in the afternoon.
Friday Night
Mostly clear, with a low around 65. West northwest wind around 5 mph becoming east southeast after midnight.
Saturday
Sunny, with a high near 88. Southeast wind around 5 mph becoming west in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Porterville CA
 36.08°N 119.05°W (Elev. 472 ft)
Last Update:
2:56 pm PDT Oct 3, 2026
Forecast Valid:
3pm PDT Oct 3, 2026-6pm PDT Oct 10, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation