Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Current conditions at

SCE Highway 190 (SE479)

Lat: 36.12382°NLon: 118.82379°WElev: 964.0ft.

NA

47°F

8°C

Humidity 99%
Wind Speed NNE 4 MPH
Barometer NA
Dewpoint 47°F (8°C)
Visibility NA
Wind Chill45°F (7°C)
Last update 21 Jan 12:40 AM PST
Extended Forecast for

12 Miles ENE Porterville CA

Dense Fog Advisory January 21, 12:52am until January 21, 12:00pm
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory January 21, 12:52am until January 21, 12:00pm

    NOW until 12:00pm Wed

    Dense Fog Advisory

  • Overnight

    Low: 37 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Cloudy, with a high near 62. Calm wind.

    High: 62 °F

    Cloudy

  • Wednesday Night

    Wednesday Night: Patchy dense fog after 10pm.  Otherwise, mostly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Patchy Dense
    Fog

  • Thursday

    Thursday: Patchy dense fog before 10am.  Otherwise, mostly cloudy, with a high near 56. Calm wind becoming west southwest around 5 mph.

    High: 56 °F

    Patchy Dense
    Fog then
    Partly Sunny

  • Thursday Night

    Thursday Night: Patchy fog before 2am.  Otherwise, partly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Patchy Fog

  • Friday

    Friday: Mostly sunny, with a high near 54. Calm wind becoming west around 5 mph in the afternoon.

    High: 54 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 53. Calm wind becoming west around 5 mph in the afternoon.

    High: 53 °F

    Mostly Sunny

Detailed Forecast

Overnight
Mostly cloudy, with a low around 37. Calm wind.
Wednesday
Cloudy, with a high near 62. Calm wind.
Wednesday Night
Patchy dense fog after 10pm. Otherwise, mostly cloudy, with a low around 44. Calm wind.
Thursday
Patchy dense fog before 10am. Otherwise, mostly cloudy, with a high near 56. Calm wind becoming west southwest around 5 mph.
Thursday Night
Patchy fog before 2am. Otherwise, partly cloudy, with a low around 41. Calm wind.
Friday
Mostly sunny, with a high near 54. Calm wind becoming west around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 40. Calm wind.
Saturday
Mostly sunny, with a high near 53. Calm wind becoming west around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 37. Calm wind.
Sunday
Mostly sunny, with a high near 55. Calm wind becoming west around 5 mph.
Sunday Night
Mostly cloudy, with a low around 38. Calm wind becoming east around 5 mph.
Monday
Partly sunny, with a high near 56. Calm wind becoming west around 5 mph.
Monday Night
Partly cloudy, with a low around 39. Calm wind becoming east around 5 mph.
Tuesday
Mostly sunny, with a high near 57. Calm wind becoming west around 5 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles ENE Porterville CA
 36.14°N 118.83°W (Elev. 1768 ft)
11:57 pm PST Jan 20, 2026
12am PST Jan 21, 2026-6pm PST Jan 27, 2026
 
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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