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

Mendota (P304) (MTACA)

Lat: 36.74°NLon: 120.36°WElev: 164.0ft.

NA

44°F

7°C

Humidity 91%
Wind Speed S 4 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Wind Chill42°F (6°C)
Last update 21 Jan 08:57 AM PST
Extended Forecast for

8 Miles N San Joaquin CA

  • This Afternoon

    This Afternoon: Cloudy, with a high near 56. Calm wind.

    High: 56 °F

    Cloudy

  • Tonight

    Tonight: Patchy dense fog after 9pm.  Otherwise, cloudy, with a low around 45. Calm wind becoming northwest around 5 mph.

    Low: 45 °F

    Patchy Dense
    Fog

  • Thursday

    Thursday: Patchy fog before 11am.  Otherwise, mostly cloudy, with a high near 60. Northwest wind around 5 mph.

    High: 60 °F

    Patchy Fog
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Patchy fog before 2am.  Otherwise, mostly cloudy, with a low around 43. Northwest wind around 5 mph becoming calm.

    Low: 43 °F

    Patchy Fog

  • Friday

    Friday: Partly sunny, with a high near 58. Calm wind becoming east around 5 mph.

    High: 58 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 42. Northwest wind around 5 mph.

    Low: 42 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 57. Northwest wind around 5 mph.

    High: 57 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 40. Northwest wind around 5 mph becoming calm.

    Low: 40 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 59. Calm wind becoming east southeast around 5 mph.

    High: 59 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Cloudy, with a high near 56. Calm wind.
Tonight
Patchy dense fog after 9pm. Otherwise, cloudy, with a low around 45. Calm wind becoming northwest around 5 mph.
Thursday
Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 60. Northwest wind around 5 mph.
Thursday Night
Patchy fog before 2am. Otherwise, mostly cloudy, with a low around 43. Northwest wind around 5 mph becoming calm.
Friday
Partly sunny, with a high near 58. Calm wind becoming east around 5 mph.
Friday Night
Partly cloudy, with a low around 42. Northwest wind around 5 mph.
Saturday
Mostly sunny, with a high near 57. Northwest wind around 5 mph.
Saturday Night
Partly cloudy, with a low around 40. Northwest wind around 5 mph becoming calm.
Sunday
Partly sunny, with a high near 59. Calm wind becoming east southeast around 5 mph.
Sunday Night
Mostly cloudy, with a low around 39. Calm wind.
Monday
Partly sunny, with a high near 60. Calm wind.
Monday Night
Partly cloudy, with a low around 39. Calm wind.
Tuesday
Mostly cloudy, with a high near 60. Calm wind becoming east northeast around 5 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles N San Joaquin CA
 36.73°N 120.21°W (Elev. 174 ft)
11:56 am PST Jan 21, 2026
12pm 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