Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains Thursday night, crossing the Midwest and reaching the Gulf Coast Friday night. Confidence continues to increase for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Hazardous Weather Conditions

Dense Fog Advisory in effect from January 28, 11:00 PM PST until January 29, 12:00 PM PST

Current conditions at

Porterville, Porterville Municipal Airport (KPTV)

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

Clear

46°F

8°C

Humidity	87%
Wind Speed	E 6 MPH
Barometer	30.35 in (1027.77 mb)
Dewpoint	43°F (6°C)
Visibility	9.00 mi
Wind Chill	43°F (6°C)
Last update	28 Jan 10:20 PM PST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

7 Miles W 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
Low: 38 °F
Partly Cloudy
then Patchy
Dense Fog
Thursday
High: 58 °F
Patchy Dense
Fog then
Sunny
Thursday Night
Low: 41 °F
Mostly Clear
then Patchy
Fog
Friday
High: 60 °F
Partly Sunny
Friday Night
Low: 43 °F
Mostly Cloudy
Saturday
High: 65 °F
Mostly Sunny
Saturday Night
Low: 44 °F
Partly Cloudy
Sunday
High: 63 °F
Partly Sunny
Sunday Night
Low: 44 °F
Mostly Cloudy

Detailed Forecast

Tonight

Patchy dense fog after 1am. Otherwise, mostly clear, with a low around 38. Calm wind.

Thursday

Patchy dense fog before 9am. Otherwise, mostly sunny, with a high near 58. Calm wind becoming west northwest around 5 mph.

Thursday Night

Patchy fog between midnight and 2am. Otherwise, partly cloudy, with a low around 41. Calm wind.

Friday

Partly sunny, with a high near 60. Calm wind.

Friday Night

Mostly cloudy, with a low around 43. Calm wind.

Saturday

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

Saturday Night

Partly cloudy, with a low around 44. Calm wind becoming east around 5 mph.

Sunday

Partly sunny, with a high near 63. Calm wind becoming west northwest around 5 mph in the afternoon.

Sunday Night

Mostly cloudy, with a low around 44. Northwest wind around 5 mph becoming south after midnight.

Monday

Partly sunny, with a high near 58. South wind around 5 mph becoming west in the afternoon.

Monday Night

Partly cloudy, with a low around 43. North wind around 5 mph becoming calm.

Tuesday

Mostly sunny, with a high near 60. Calm wind becoming west around 5 mph.

Tuesday Night

Partly cloudy, with a low around 42. Calm wind.

Wednesday

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

Additional Forecasts and Information

Zone Area Forecast for Visalia - Porterville - Reedley, CA

Basemap Options

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ABOUT THIS FORECAST

Point Forecast:

7 Miles W Porterville CA
36.05°N 119.15°W (Elev. 331 ft)

9:57 pm PST Jan 28, 2026

Forecast Valid:

10pm PST Jan 28, 2026-6pm PST Feb 4, 2026

Forecast Discussion

Additional Resources

Radar & Satellite Image

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