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

Early Spring Heat Wave in the Southwest U.S.; Critical Fire Weather in the Central Rockies and Plains

An unusual early Spring heat wave will continue much above-normal temperatures over the Southwest U.S. through early next week. Many locations are likely to set records for the highest-ever March temperature. Periods of critical fire weather will persist from the central Rockies to the central Plains through Saturday as gusty winds and low relative humidity continue. Read More >

Current conditions at

Porterville, Porterville Municipal Airport (KPTV)

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

Clear

75°F

24°C

Humidity 60%
Wind Speed WSW 4 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 19 Mar 10:15 AM PDT
Extended Forecast for

3 Miles SW Porterville CA

  • Today

    Today: Sunny, with a high near 94. South southwest wind around 5 mph becoming northwest in the afternoon.

    High: 94 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 58. North northwest wind around 5 mph becoming south southeast after midnight.

    Low: 58 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 96. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 96 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 59. Northwest wind around 5 mph becoming east southeast after midnight.

    Low: 59 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 92. East southeast wind 5 to 10 mph becoming west northwest in the afternoon.

    High: 92 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 56. Northwest wind 5 to 10 mph becoming south after midnight.

    Low: 56 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 85. South southeast wind around 5 mph becoming west in the afternoon.

    High: 85 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 55. Northwest wind around 5 mph becoming east southeast after midnight.

    Low: 55 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 88. South southeast wind around 5 mph becoming west northwest in the afternoon.

    High: 88 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 94. South southwest wind around 5 mph becoming northwest in the afternoon.
Tonight
Mostly clear, with a low around 58. North northwest wind around 5 mph becoming south southeast after midnight.
Friday
Sunny, with a high near 96. Calm wind becoming west northwest around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 59. Northwest wind around 5 mph becoming east southeast after midnight.
Saturday
Mostly sunny, with a high near 92. East southeast wind 5 to 10 mph becoming west northwest in the afternoon.
Saturday Night
Partly cloudy, with a low around 56. Northwest wind 5 to 10 mph becoming south after midnight.
Sunday
Sunny, with a high near 85. South southeast wind around 5 mph becoming west in the afternoon.
Sunday Night
Mostly clear, with a low around 55. Northwest wind around 5 mph becoming east southeast after midnight.
Monday
Sunny, with a high near 88. South southeast wind around 5 mph becoming west northwest in the afternoon.
Monday Night
Mostly clear, with a low around 56. Northwest wind around 5 mph becoming east southeast after midnight.
Tuesday
Sunny, with a high near 89. Southeast wind 5 to 10 mph becoming west in the afternoon.
Tuesday Night
Mostly clear, with a low around 55. Northwest wind around 5 mph becoming east southeast after midnight.
Wednesday
Sunny, with a high near 86. South southeast wind 5 to 10 mph becoming west in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Porterville CA
 36.04°N 119.06°W (Elev. 427 ft)
Last Update:
9:56 am PDT Mar 19, 2026
Forecast Valid:
10am PDT Mar 19, 2026-6pm PDT Mar 25, 2026
 
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Additional Resources

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