National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Tracking Winter Weather and Frigid Temperatures This Weekend

Another clipper will drop into the Northern Plains and Upper Midwest into Sunday with snow and gusty winds contributing to some areas of blizzard conditions and snow squalls. Impactful snowfall will occur up and down the East Coast Sunday extending from the western Florida Panhandle to Maine. Read More >

Hazardous Weather Conditions

Current conditions at

Marysville, Yuba County Airport (KMYV)

Lat: 39.09778°NLon: 121.56972°WElev: 62.0ft.

Fog

43°F

6°C

Humidity 100%
Wind Speed N 3 MPH
Barometer 30.22 in (1023.37 mb)
Dewpoint 43°F (6°C)
Visibility 0.25 mi
Last update 18 Jan 07:26 AM PST
Extended Forecast for

8 Miles S South Yuba City CA

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

    NOW until 12:00pm Sun

    Dense Fog Advisory

  • Today

    High: 63 °F

    Dense Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: Widespread haze. Widespread dense fog, mainly after 3am. Otherwise, partly cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Dense Fog

  • M.L.King Day

    M.L.King Day: Mostly sunny, with a high near 61. Light northwest wind.

    High: 61 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 61. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 61 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 59.

    High: 59 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Patchy dense fog before 4am, then patchy dense fog after 5am. Otherwise, mostly cloudy, with a low around 42.

    Low: 42 °F

    Patchy Dense
    Fog

Detailed Forecast

Today
Widespread haze before noon. Widespread dense fog before 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 63. Light north northwest wind.
Tonight
Widespread haze. Widespread dense fog, mainly after 3am. Otherwise, partly cloudy, with a low around 39. Calm wind.
M.L.King Day
Mostly sunny, with a high near 61. Light northwest wind.
Monday Night
Partly cloudy, with a low around 39. Calm wind.
Tuesday
Mostly sunny, with a high near 61. Calm wind becoming northwest around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 40.
Wednesday
Partly sunny, with a high near 59.
Wednesday Night
Patchy dense fog before 4am, then patchy dense fog after 5am. Otherwise, mostly cloudy, with a low around 42.
Thursday
Patchy dense fog before 7am. Otherwise, partly sunny, with a high near 59.
Thursday Night
Partly cloudy, with a low around 42.
Friday
Mostly sunny, with a high near 58.
Friday Night
Partly cloudy, with a low around 41.
Saturday
Partly sunny, with a high near 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles S South Yuba City CA
 39.01°N 121.63°W (Elev. 39 ft)
Last Update:
1:21 am PST Jan 18, 2026
Forecast Valid:
7am PST Jan 18, 2026-6pm PST Jan 24, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation