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Late January Extreme Cold; Watching East Coast Storm Threat This Weekend

The next blast of Arctic air surges south down the Plains, across the Great Lakes and through the Southeast and East Friday through Saturday. This could be longest duration of cold in several decades. Forecast models are being closely monitored for potential of another significant winter storm to impact the eastern United States this coming weekend. Confidence in coastal impacts has increased. Read More >

Hazardous Weather Conditions

Current conditions at

Porterville, Porterville Municipal Airport (KPTV)

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

Clear

63°F

17°C

Humidity 59%
Wind Speed W 3 MPH
Barometer 30.32 in (1026.75 mb)
Dewpoint 48°F (9°C)
Visibility 7.00 mi
Last update 28 Jan 03:00 PM PST
Extended Forecast for

3 Miles NW Porterville CA

Dense Fog Advisory January 28, 11:00pm until January 29, 12:00pm
Click here for hazard details and duration
Dense Fog Advisory

  • Tonight

    Tonight: Patchy dense fog after 1am. Otherwise, mostly clear, with a low around 41. Calm wind.

    Low: 41 °F

    Partly Cloudy
    then Patchy
    Dense Fog

  • Thursday

    Thursday: Patchy dense fog before 9am. Otherwise, sunny, with a high near 59. Calm wind becoming west around 5 mph.

    High: 59 °F

    Patchy Dense
    Fog then
    Sunny

  • Thursday Night

    Thursday Night: Patchy fog between 11pm and 2am. Otherwise, partly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Patchy Fog

  • Friday

    Friday: Partly sunny, with a high near 62. Calm wind.

    High: 62 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 65. Calm wind.

    High: 65 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 46. East wind around 5 mph.

    Low: 46 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 64. Calm wind becoming west northwest around 5 mph.

    High: 64 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 45. Calm wind.

    Low: 45 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Patchy dense fog after 1am. Otherwise, mostly clear, with a low around 41. Calm wind.
Thursday
Patchy dense fog before 9am. Otherwise, sunny, with a high near 59. Calm wind becoming west around 5 mph.
Thursday Night
Patchy fog between 11pm and 2am. Otherwise, partly cloudy, with a low around 43. Calm wind.
Friday
Partly sunny, with a high near 62. Calm wind.
Friday Night
Mostly cloudy, with a low around 46. Calm wind.
Saturday
Mostly sunny, with a high near 65. Calm wind.
Saturday Night
Partly cloudy, with a low around 46. East wind around 5 mph.
Sunday
Partly sunny, with a high near 64. Calm wind becoming west northwest around 5 mph.
Sunday Night
Mostly cloudy, with a low around 45. Calm wind.
Monday
Partly sunny, with a high near 59. Calm wind becoming west southwest around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 44. Calm wind.
Tuesday
Mostly sunny, with a high near 60. Calm wind becoming west around 5 mph.
Tuesday Night
Partly cloudy, with a low around 44. Calm wind.
Wednesday
Mostly sunny, with a high near 64. Calm wind becoming northwest around 5 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Porterville CA
 36.11°N 119.05°W (Elev. 417 ft)
Last Update:
2:57 pm PST Jan 28, 2026
Forecast Valid:
3pm PST Jan 28, 2026-6pm PST Feb 4, 2026
 
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Additional Resources

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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