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

Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Current conditions at

Porterville, Porterville Municipal Airport (KPTV)

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

Overcast

61°F

16°C

Humidity 59%
Wind Speed SW 4 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 10 Apr 11:20 PM PDT
Extended Forecast for

3 Miles S Porterville CA

  • Tonight

    Tonight: Partly cloudy, with a low around 50. North northwest wind around 5 mph becoming calm.

    Low: 50 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 73. Calm wind becoming west around 5 mph in the afternoon.

    High: 73 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A slight chance of rain, then showers and possibly a thunderstorm after 11pm. Low around 49. West wind around 5 mph becoming east in the evening. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 49 °F

    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm before 8am, then rain between 8am and 11am, then a chance of showers and thunderstorms after 11am. High near 64. Southeast wind around 5 mph becoming southwest in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 64 °F

    Showers then
    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 8pm, then a chance of rain between 8pm and 11pm. Mostly cloudy, with a low around 44. West southwest wind around 5 mph becoming east in the evening. Chance of precipitation is 30%.

    Low: 44 °F

    Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 65. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 65 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 41. North northwest wind around 5 mph becoming east after midnight.

    Low: 41 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 70. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 70 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 43. North northwest wind around 5 mph becoming calm in the evening.

    Low: 43 °F

    Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 50. North northwest wind around 5 mph becoming calm.
Saturday
Mostly sunny, with a high near 73. Calm wind becoming west around 5 mph in the afternoon.
Saturday Night
A slight chance of rain, then showers and possibly a thunderstorm after 11pm. Low around 49. West wind around 5 mph becoming east in the evening. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers and possibly a thunderstorm before 8am, then rain between 8am and 11am, then a chance of showers and thunderstorms after 11am. High near 64. Southeast wind around 5 mph becoming southwest in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of showers and thunderstorms before 8pm, then a chance of rain between 8pm and 11pm. Mostly cloudy, with a low around 44. West southwest wind around 5 mph becoming east in the evening. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 65. Calm wind becoming northwest around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 41. North northwest wind around 5 mph becoming east after midnight.
Tuesday
Sunny, with a high near 70. Calm wind becoming northwest around 5 mph in the afternoon.
Tuesday Night
Clear, with a low around 43. North northwest wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 74. Calm wind becoming west northwest around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 46. North wind around 5 mph.
Thursday
Mostly sunny, with a high near 73. Light west wind becoming northwest 5 to 10 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 46. North northwest wind 5 to 10 mph becoming east southeast after midnight.
Friday
Sunny, with a high near 77. Calm wind becoming west northwest around 5 mph in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Porterville CA
 36.02°N 119.03°W (Elev. 479 ft)
Last Update:
11:32 pm PDT Apr 10, 2026
Forecast Valid:
11pm PDT Apr 10, 2026-6pm PDT Apr 17, 2026
 
Forecast Discussion
 
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Additional Resources

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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