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

Isolated Severe Thunderstorms and Critical Fire Weather Tuesday

Isolated severe thunderstorms with strong wind gusts and hail will be possible Tuesday from parts of central Plains northeastward into the Midwest. Additional storms capable of damaging winds will be possible across the eastern Florida peninsula. Elevated to critical fire weather including gusty winds and low relative humidity is forecast again Tuesday over much of the northern Great Plains. Read More >

Hazardous Weather Conditions

Current conditions at

Porterville, Porterville Municipal Airport (KPTV)

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

Clear

66°F

19°C

Humidity 63%
Wind Speed SE 4 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 12 May 01:56 AM PDT
Extended Forecast for

2 Miles SSE Porterville CA

Heat Advisory May 12, 02:04am until May 12, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory May 12, 02:04am until May 12, 08:00pm

    NOW until 8:00pm Tue

    Heat Advisory

  • Overnight

    Low: 64 °F

    Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 100. Light and variable wind becoming northwest 5 to 10 mph in the afternoon.

    High: 100 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 59. West wind 10 to 15 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.

    Low: 59 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 88. Light and variable wind becoming northwest 5 to 10 mph in the morning. Winds could gust as high as 15 mph.

    High: 88 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 57. North northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 57 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 90. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 90 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 60. Northwest wind around 5 mph becoming calm in the evening.

    Low: 60 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 94. Southeast wind 5 to 10 mph becoming west northwest in the afternoon.

    High: 94 °F

    Sunny

Detailed Forecast

Overnight
Clear, with a low around 64. Southeast wind around 5 mph becoming calm.
Tuesday
Sunny and hot, with a high near 100. Light and variable wind becoming northwest 5 to 10 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 59. West wind 10 to 15 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.
Wednesday
Sunny, with a high near 88. Light and variable wind becoming northwest 5 to 10 mph in the morning. Winds could gust as high as 15 mph.
Wednesday Night
Clear, with a low around 57. North northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Thursday
Sunny, with a high near 90. Calm wind becoming west southwest around 5 mph in the afternoon.
Thursday Night
Clear, with a low around 60. Northwest wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 94. Southeast wind 5 to 10 mph becoming west northwest in the afternoon.
Friday Night
Clear, with a low around 59. North northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Saturday
Sunny, with a high near 89. Light and variable wind becoming northwest 10 to 15 mph in the morning.
Saturday Night
Mostly clear, with a low around 56. Northwest wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph.
Sunday
Sunny, with a high near 87. Calm wind becoming west northwest around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 57. Northwest wind around 5 mph becoming east southeast after midnight.
Monday
Sunny, with a high near 94. Southeast wind around 5 mph becoming west northwest in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Porterville CA
 36.04°N 119.01°W (Elev. 482 ft)
Last Update:
1:56 am PDT May 12, 2026
Forecast Valid:
2am PDT May 12, 2026-6pm PDT May 18, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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