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

Modesto City-County Airport - Harry Sham Field (KMOD)

Lat: 37.62549°NLon: 120.9549°WElev: 85.0ft.

Fog

45°F

7°C

Humidity 100%
Wind Speed SSE 3 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 45°F (7°C)
Visibility 0.24 mi
Last update 19 Jan 04:35 AM PST
Extended Forecast for

12 Miles SW Ripon CA

Dense Fog Advisory January 19, 04:46am until January 19, 12:00pm
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory January 19, 04:46am until January 19, 12:00pm

    NOW until 12:00pm Mon

    Dense Fog Advisory

  • M.L.King Day

    High: 60 °F

    Dense Fog
    then Haze

  • Tonight

    Tonight: Widespread dense fog, mainly after midnight.  Otherwise, increasing clouds, with a low around 42. Calm wind.

    Low: 42 °F

    Dense Fog

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 58. Light and variable wind.

    High: 58 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 45. Calm wind.

    Low: 45 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 61. Calm wind.

    High: 61 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 45.

    Low: 45 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 62.

    High: 62 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

Detailed Forecast

M.L.King Day
Widespread haze. Widespread dense fog, mainly before 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 60. Calm wind becoming east southeast around 5 mph.
Tonight
Widespread dense fog, mainly after midnight. Otherwise, increasing clouds, with a low around 42. Calm wind.
Tuesday
Mostly cloudy, with a high near 58. Light and variable wind.
Tuesday Night
Mostly cloudy, with a low around 45. Calm wind.
Wednesday
Mostly cloudy, with a high near 61. Calm wind.
Wednesday Night
Mostly cloudy, with a low around 45.
Thursday
Partly sunny, with a high near 62.
Thursday Night
Partly cloudy, with a low around 45.
Friday
Mostly sunny, with a high near 60.
Friday Night
Partly cloudy, with a low around 44.
Saturday
Mostly sunny, with a high near 60.
Saturday Night
Partly cloudy, with a low around 42.
Sunday
Partly sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles SW Ripon CA
 37.61°N 121.28°W (Elev. 112 ft)
3:06 am PST Jan 19, 2026
4am PST Jan 19, 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