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

Strong to Severe Thunderstorms in the East; Heat in the Central and Western U.S.

Strong to potentially severe thunderstorms with damaging wind gusts are forecast Thursday from parts of New England into the Mid Atlantic and Carolinas. Significant heat will expand across the West and Central Plains through Friday, potentially breaking daily high temperature records. Dangerous heat will then build into the Eastern U.S. this weekend through much of next week. Read More >

Current conditions at

Porterville, Porterville Municipal Airport (KPTV)

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

Clear

79°F

26°C

Humidity 40%
Wind Speed ESE 8 MPH
Barometer 29.79 in (1008.81 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 18 Jun 11:56 PM PDT
Extended Forecast for

3 Miles E Porterville CA

  • Overnight

    Overnight: Clear, with a low around 69. East wind around 5 mph becoming calm.

    Low: 69 °F

    Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 99. South wind 5 to 10 mph becoming west northwest in the afternoon. Winds could gust as high as 15 mph.

    High: 99 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 58. Northwest wind 10 to 15 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.

    Low: 58 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 88. South southwest wind 5 to 10 mph becoming west northwest in the afternoon. Winds could gust as high as 15 mph.

    High: 88 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 53. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 53 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 81. West wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 81 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 54. Northwest wind 5 to 15 mph becoming east southeast after midnight. Winds could gust as high as 20 mph.

    Low: 54 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 87. Southeast wind around 5 mph becoming west in the afternoon.

    High: 87 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 58. Northwest wind 5 to 10 mph becoming east after midnight.

    Low: 58 °F

    Clear

Detailed Forecast

Overnight
Clear, with a low around 69. East wind around 5 mph becoming calm.
Juneteenth
Sunny, with a high near 99. South wind 5 to 10 mph becoming west northwest in the afternoon. Winds could gust as high as 15 mph.
Thursday Night
Clear, with a low around 58. Northwest wind 10 to 15 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.
Friday
Sunny, with a high near 88. South southwest wind 5 to 10 mph becoming west northwest in the afternoon. Winds could gust as high as 15 mph.
Friday Night
Clear, with a low around 53. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 81. West wind 5 to 10 mph, with gusts as high as 15 mph.
Saturday Night
Clear, with a low around 54. Northwest wind 5 to 15 mph becoming east southeast after midnight. Winds could gust as high as 20 mph.
Sunday
Sunny, with a high near 87. Southeast wind around 5 mph becoming west in the afternoon.
Sunday Night
Clear, with a low around 58. Northwest wind 5 to 10 mph becoming east after midnight.
Monday
Sunny, with a high near 92. Southeast wind around 5 mph becoming west in the afternoon.
Monday Night
Clear, with a low around 62. Northwest wind around 5 mph becoming east southeast after midnight.
Tuesday
Sunny, with a high near 95. Southeast wind around 5 mph becoming west northwest in the afternoon.
Tuesday Night
Clear, with a low around 64. Northwest wind around 5 mph becoming southeast in the evening.
Wednesday
Sunny, with a high near 98. Southeast wind around 5 mph becoming west northwest in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Porterville CA
 36.05°N 118.98°W (Elev. 548 ft)
Last Update:
11:31 pm PDT Jun 18, 2025
Forecast Valid:
12am PDT Jun 19, 2025-6pm PDT Jun 25, 2025
 
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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