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

Hazardous Weather Conditions

Current conditions at

Marysville, Yuba County Airport (KMYV)

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

Clear

N/A

Humidity 38%
Wind Speed NNE 3 MPH
Barometer NA
Dewpoint N/A
Visibility 10.00 mi
Last update 28 Sep 12:55 PM PDT
Extended Forecast for

12 Miles SW South Yuba City CA

Heat Advisory October 4, 09:20am until October 7, 10:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory October 4, 09:20am until October 7, 10:00pm

    NOW until 10:00pm Wed

    Heat Advisory

  • Today

    High: 94 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 62. Calm wind.

    Low: 62 °F

    Decreasing
    Clouds

  • Monday

    Monday: Sunny and hot, with a high near 98. Calm wind becoming north northwest around 5 mph.

    High: 98 °F

    Hot

  • Monday Night

    Monday Night: Clear, with a low around 62. Calm wind.

    Low: 62 °F

    Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 99. Light northwest wind.

    High: 99 °F

    Hot

  • Tuesday Night

    Tuesday Night: Clear, with a low around 62.

    Low: 62 °F

    Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

  • Wednesday Night

    Wednesday Night: Clear, with a low around 61.

    Low: 61 °F

    Clear

Detailed Forecast

Today
Partly sunny, with a high near 94. Light northwest wind.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 62. Calm wind.
Monday
Sunny and hot, with a high near 98. Calm wind becoming north northwest around 5 mph.
Monday Night
Clear, with a low around 62. Calm wind.
Tuesday
Sunny and hot, with a high near 99. Light northwest wind.
Tuesday Night
Clear, with a low around 62.
Wednesday
Sunny and hot, with a high near 97.
Wednesday Night
Clear, with a low around 61.
Thursday
Sunny and hot, with a high near 97.
Thursday Night
Clear, with a low around 61.
Friday
Sunny, with a high near 93.
Friday Night
Mostly clear, with a low around 58.
Saturday
Sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
12 Miles SW South Yuba City CA
 38.98°N 121.77°W (Elev. 26 ft)
Last Update:
2:00 am PDT Oct 4, 2026
Forecast Valid:
9am PDT Oct 4, 2026-6pm PDT Oct 10, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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