Severe Weather and Heavy Rainfall from the Midwest to the Ohio Valley; Mid-Summer Heat Continues

Severe thunderstorm and heavy rainfall threats will persist from the Midwest to Lower Great Lakes through Monday, shifting into the Ohio Valley and Central Appalachians Monday evening into Tuesday. Mid-summer heat will continue across much of the CONUS this week, with record highs possible well into the 100s across the south-central High Plains. Read More >

Current conditions at

Porterville, Porterville Municipal Airport (KPTV)

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

Clear

107°F

42°C

Humidity 16%
Wind Speed NW 3 MPH
Barometer 29.71 in (1006.1 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Heat Index105°F (41°C)
Last update 09 Aug 06:56 PM PDT
Extended Forecast for

5 Miles E Porterville CA

Extreme Heat Warning August 9, 07:06pm until August 10, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning August 9, 07:06pm until August 10, 08:00pm

    NOW until 8:00pm Mon

    Extreme Heat Warning

  • Tonight

    Low: 75 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny and hot, with a high near 105. Southeast wind 5 to 10 mph becoming west northwest in the afternoon.

    High: 105 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 72. West wind 5 to 10 mph becoming southeast after midnight. Winds could gust as high as 20 mph.

    Low: 72 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 101. East southeast wind 5 to 10 mph becoming west in the afternoon.

    High: 101 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 70. West wind 5 to 10 mph becoming southeast in the evening.

    Low: 70 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 99. East southeast wind 5 to 10 mph becoming west in the afternoon.

    High: 99 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 67. West wind 10 to 15 mph becoming light and variable  in the evening. Winds could gust as high as 20 mph.

    Low: 67 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 95. Light and variable wind becoming west 5 to 10 mph in the afternoon.

    High: 95 °F

    Mostly Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 75. Calm wind becoming south southeast around 5 mph in the evening.
Monday
Mostly sunny and hot, with a high near 105. Southeast wind 5 to 10 mph becoming west northwest in the afternoon.
Monday Night
Mostly clear, with a low around 72. West wind 5 to 10 mph becoming southeast after midnight. Winds could gust as high as 20 mph.
Tuesday
Sunny and hot, with a high near 101. East southeast wind 5 to 10 mph becoming west in the afternoon.
Tuesday Night
Mostly clear, with a low around 70. West wind 5 to 10 mph becoming southeast in the evening.
Wednesday
Mostly sunny, with a high near 99. East southeast wind 5 to 10 mph becoming west in the afternoon.
Wednesday Night
Partly cloudy, with a low around 67. West wind 10 to 15 mph becoming light and variable in the evening. Winds could gust as high as 20 mph.
Thursday
Mostly sunny, with a high near 95. Light and variable wind becoming west 5 to 10 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 63. West wind 10 to 15 mph becoming light and variable in the evening. Winds could gust as high as 20 mph.
Friday
Sunny, with a high near 93. Light and variable wind becoming west 5 to 10 mph in the morning.
Friday Night
Mostly clear, with a low around 64. West northwest wind 5 to 10 mph becoming light and variable in the evening.
Saturday
Sunny, with a high near 93. Calm wind becoming west northwest around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 65. West northwest wind 5 to 10 mph becoming light and variable in the evening.
Sunday
Sunny, with a high near 93. Calm wind becoming west around 5 mph in the morning.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles E Porterville CA
 36.06°N 118.93°W (Elev. 597 ft)
6:56 pm PDT Aug 9, 2026
7pm PDT Aug 9, 2026-6pm PDT Aug 16, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database