Heavy Rainfall in the Southern Plains and Mississippi Valley; Thunderstorms in Eastern Colorado on Thursday

A multiple day heavy rainfall event will begin to set up from the Southern Plains into the Mississippi Valley Thursday, peaking in intensity over the holiday weekend. Widely scattered thunderstorms are expected to develop across eastern Colorado Thursday afternoon and evening. Large hail will be the primary hazard. Read More >

Current conditions at

Porterville, Porterville Municipal Airport (KPTV)

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

Clear

64°F

18°C

Humidity 52%
Wind Speed SE 5 MPH
Barometer 29.87 in (1011.51 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 21 May 12:10 AM PDT
Extended Forecast for

3 Miles NW Porterville CA

  • Overnight

    Overnight: Clear, with a low around 61. Southeast wind around 5 mph.

    Low: 61 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 94. South southeast wind 5 to 10 mph becoming northwest in the afternoon.

    High: 94 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 61. North northwest wind around 5 mph becoming south southeast in the evening.

    Low: 61 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 95. South southeast wind 5 to 10 mph becoming northwest in the afternoon.

    High: 95 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 59. West wind around 5 mph becoming southeast after midnight.

    Low: 59 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 94. Southeast wind around 5 mph becoming west northwest in the afternoon.

    High: 94 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 58. West northwest wind 5 to 10 mph becoming south southeast in the evening.

    Low: 58 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 90. South southeast wind 5 to 10 mph becoming west northwest in the afternoon.

    High: 90 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 56. Northwest wind 5 to 10 mph becoming light and variable  in the evening.

    Low: 56 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 61. Southeast wind around 5 mph.
Thursday
Sunny, with a high near 94. South southeast wind 5 to 10 mph becoming northwest in the afternoon.
Thursday Night
Clear, with a low around 61. North northwest wind around 5 mph becoming south southeast in the evening.
Friday
Sunny, with a high near 95. South southeast wind 5 to 10 mph becoming northwest in the afternoon.
Friday Night
Clear, with a low around 59. West wind around 5 mph becoming southeast after midnight.
Saturday
Sunny, with a high near 94. Southeast wind around 5 mph becoming west northwest in the afternoon.
Saturday Night
Clear, with a low around 58. West northwest wind 5 to 10 mph becoming south southeast in the evening.
Sunday
Sunny, with a high near 90. South southeast wind 5 to 10 mph becoming west northwest in the afternoon.
Sunday Night
Mostly clear, with a low around 56. Northwest wind 5 to 10 mph becoming light and variable in the evening.
Memorial Day
Sunny, with a high near 88. Light and variable wind becoming west northwest 5 to 10 mph in the afternoon.
Monday Night
Mostly clear, with a low around 54. Northwest wind 5 to 10 mph becoming south in the evening. Winds could gust as high as 15 mph.
Tuesday
Sunny, with a high near 81. South wind 5 to 15 mph becoming west northwest in the afternoon.
Tuesday Night
Partly cloudy, with a low around 54. West northwest wind 5 to 15 mph.
Wednesday
Sunny, with a high near 81. South wind 5 to 10 mph becoming west northwest in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Porterville CA
 36.11°N 119.05°W (Elev. 417 ft)
11:56 pm PDT May 20, 2026
12am PDT May 21, 2026-6pm PDT May 27, 2026
 
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Additional Resources

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