Tracking Atmospheric River in the Northwest U.S. and Clipper with Winter Weather in the Northeast U.S.

A prolonged atmospheric river will continue to bring gusty winds, heavy rainfall which may lead to urban and river flooding with possible landslides, and heavy inter-mountain snow over the Pacific Northwest into the northern Rockies through Thursday. A clipper will cross the Great Lakes and Northeast U.S. into Thursday with areas of moderate to heavy snow and mixed wintry precipitation. Read More >

Current conditions at

Porterville, Porterville Municipal Airport (KPTV)

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

Overcast

43°F

6°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.2 in (1022.69 mb)
Dewpoint 43°F (6°C)
Visibility NA
Last update 11 Dec 02:20 AM PST
Extended Forecast for

Porterville CA

  • Overnight

    Overnight: Patchy dense fog.  Otherwise, mostly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Patchy Dense
    Fog

  • Thursday

    Thursday: Patchy dense fog.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 46. Calm wind.

    High: 46 °F

    Patchy Dense
    Fog

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 45. Calm wind.

    Low: 45 °F

    Partly Cloudy

  • Friday

    Friday: Patchy fog after 10am.  Otherwise, mostly sunny, with a high near 46. Calm wind.

    High: 46 °F

    Patchy Fog

  • Friday Night

    Friday Night: Areas of fog before 1am.  Otherwise, mostly clear, with a low around 45. Calm wind.

    Low: 45 °F

    Areas Fog

  • Saturday

    Saturday: Mostly sunny, with a high near 66. Calm wind.

    High: 66 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 63. Calm wind becoming west northwest around 5 mph.

    High: 63 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Partly Cloudy

Detailed Forecast

Overnight
Patchy dense fog. Otherwise, mostly cloudy, with a low around 43. Calm wind.
Thursday
Patchy dense fog. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 46. Calm wind.
Thursday Night
Partly cloudy, with a low around 45. Calm wind.
Friday
Patchy fog after 10am. Otherwise, mostly sunny, with a high near 46. Calm wind.
Friday Night
Areas of fog before 1am. Otherwise, mostly clear, with a low around 45. Calm wind.
Saturday
Mostly sunny, with a high near 66. Calm wind.
Saturday Night
Partly cloudy, with a low around 46. Calm wind.
Sunday
Mostly sunny, with a high near 63. Calm wind becoming west northwest around 5 mph.
Sunday Night
Partly cloudy, with a low around 46. Calm wind.
Monday
Mostly sunny, with a high near 62. Calm wind becoming west northwest around 5 mph.
Monday Night
Mostly cloudy, with a low around 45. Calm wind.
Tuesday
Partly sunny, with a high near 61. Calm wind becoming west southwest around 5 mph.
Tuesday Night
Mostly cloudy, with a low around 47. Calm wind.
Wednesday
Partly sunny, with a high near 61. Calm wind becoming west around 5 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Porterville CA
 36.07°N 119.01°W (Elev. 479 ft)
1:56 am PST Dec 11, 2025
2am PST Dec 11, 2025-6pm PST Dec 17, 2025
 
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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