Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

SAN LUIS NWR (SLWC1)

Lat: 37.18222°NLon: 120.79389°WElev: 65.0ft.

NA

41°F

5°C

Humidity 100%
Wind Speed ESE 3 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility NA
Last update 18 Jan 09:31 PM PST
Extended Forecast for

4 Miles W Dos Palos CA

Dense Fog Advisory January 18, 10:34pm until January 19, 12:00pm
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory January 18, 10:34pm until January 19, 12:00pm

    NOW until 12:00pm Mon

    Dense Fog Advisory

  • Tonight

    Low: 42 °F

    Patchy Dense
    Fog

  • M.L.King Day

    M.L.King Day: Mostly cloudy, then gradually becoming sunny, with a high near 59. Calm wind.

    High: 59 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Increasing clouds, with a low around 41. Calm wind.

    Low: 41 °F

    Increasing
    Clouds

  • Tuesday

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

    High: 60 °F

    Partly Sunny

  • Tuesday Night

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

    Low: 42 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 59. Calm wind.

    High: 59 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 61. Calm wind becoming north northeast around 5 mph.

    High: 61 °F

    Partly Sunny

Detailed Forecast

Tonight
Patchy dense fog before 2am. Otherwise, mostly cloudy, with a low around 42. Calm wind.
M.L.King Day
Mostly cloudy, then gradually becoming sunny, with a high near 59. Calm wind.
Monday Night
Increasing clouds, with a low around 41. Calm wind.
Tuesday
Partly sunny, with a high near 60. Calm wind.
Tuesday Night
Mostly cloudy, with a low around 42. Calm wind.
Wednesday
Mostly cloudy, with a high near 59. Calm wind.
Wednesday Night
Mostly cloudy, with a low around 44. Calm wind.
Thursday
Partly sunny, with a high near 61. Calm wind becoming north northeast around 5 mph.
Thursday Night
Partly cloudy, with a low around 43. West northwest wind around 5 mph.
Friday
Mostly sunny, with a high near 61. North wind around 5 mph.
Friday Night
Partly cloudy, with a low around 42. West wind around 5 mph.
Saturday
Mostly sunny, with a high near 60. West wind around 5 mph becoming north northeast in the afternoon.
Saturday Night
Mostly cloudy, with a low around 43. West wind around 5 mph.
Sunday
Partly sunny, with a high near 59. North wind around 5 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Dos Palos CA
 37°N 120.7°W (Elev. 105 ft)
9:56 pm PST Jan 18, 2026
10pm PST Jan 18, 2026-6pm PST Jan 25, 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