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

San Luis Reservoir (SLRCA)

Lat: 37.06°NLon: 121.07°WElev: 266.0ft.

NA

47°F

8°C

Humidity 91%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 45°F (7°C)
Visibility NA
Last update 21 Jan 02:57 PM PST
Extended Forecast for

17 Miles W Los Banos CA

  • Tonight

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

    Low: 46 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 50. Calm wind becoming east northeast around 5 mph.

    High: 50 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Patchy dense fog after midnight.  Otherwise, partly cloudy, with a low around 45. Calm wind becoming west southwest around 5 mph.

    Low: 45 °F

    Partly Cloudy
    then Patchy
    Dense Fog

  • Friday

    Friday: Patchy dense fog before 10am.  Otherwise, mostly sunny, with a high near 56. Calm wind becoming north northeast around 5 mph in the afternoon.

    High: 56 °F

    Patchy Dense
    Fog then
    Sunny

  • Friday Night

    Friday Night: Patchy dense fog between 10pm and 2am.  Otherwise, partly cloudy, with a low around 43. West wind around 5 mph.

    Low: 43 °F

    Patchy Dense
    Fog

  • Saturday

    Saturday: Mostly sunny, with a high near 56. West northwest wind around 5 mph becoming north northeast in the morning.

    High: 56 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 41. North northwest wind around 5 mph becoming calm.

    Low: 41 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 56. Calm wind becoming east around 5 mph in the afternoon.

    High: 56 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 46. Calm wind.
Thursday
Partly sunny, with a high near 50. Calm wind becoming east northeast around 5 mph.
Thursday Night
Patchy dense fog after midnight. Otherwise, partly cloudy, with a low around 45. Calm wind becoming west southwest around 5 mph.
Friday
Patchy dense fog before 10am. Otherwise, mostly sunny, with a high near 56. Calm wind becoming north northeast around 5 mph in the afternoon.
Friday Night
Patchy dense fog between 10pm and 2am. Otherwise, partly cloudy, with a low around 43. West wind around 5 mph.
Saturday
Mostly sunny, with a high near 56. West northwest wind around 5 mph becoming north northeast in the morning.
Saturday Night
Mostly clear, with a low around 41. North northwest wind around 5 mph becoming calm.
Sunday
Partly sunny, with a high near 56. Calm wind becoming east around 5 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 42. Calm wind.
Monday
Partly sunny, with a high near 57. Calm wind becoming east northeast around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 42. Calm wind.
Tuesday
Partly sunny, with a high near 57. Calm wind becoming east northeast around 5 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 45. Calm wind.
Wednesday
A 10 percent chance of rain. Mostly cloudy, with a high near 58. Calm wind becoming east northeast around 5 mph in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles W Los Banos CA
 37.11°N 121.13°W (Elev. 823 ft)
2:57 pm PST Jan 21, 2026
3pm PST Jan 21, 2026-6pm PST Jan 28, 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