Dangerous Heat in the Southwest; Severe Thunderstorms and Heavy Rain in the Northeast and Mid-Atlantic

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week. Strong to severe thunderstorms may produce damaging wind, hail, a tornado or two, heavy rain and flash flooding across parts of the Mid-Atlantic and Northeast. Heavy rainfall threat continues across the Gulf Coast. Read More >

Current conditions at

Marysville, Yuba County Airport (KMYV)

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

Clear

97°F

36°C

Humidity 20%
Wind Speed SE 8 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 27 Aug 03:00 PM PDT
Extended Forecast for

Marysville CA

  • This Afternoon

    This Afternoon: Sunny and hot, with a high near 97. South southwest wind around 6 mph.

    High: 97 °F

    Hot

  • Tonight

    Tonight: A 20 percent chance of rain before 11pm.  Mostly cloudy, with a low around 69. South southeast wind 5 to 8 mph.

    Low: 69 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of rain before 11am.  Partly sunny, with a high near 89. South southeast wind 5 to 10 mph, with gusts as high as 21 mph.

    High: 89 °F

    Slight Chance
    Rain then
    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, then gradually becoming clear, with a low around 62. South southeast wind 3 to 8 mph.

    Low: 62 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Sunny, with a high near 91. South wind 3 to 7 mph.

    High: 91 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 60.

    Low: 60 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 58.

    Low: 58 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 97. South southwest wind around 6 mph.
Tonight
A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 69. South southeast wind 5 to 8 mph.
Friday
A 20 percent chance of rain before 11am. Partly sunny, with a high near 89. South southeast wind 5 to 10 mph, with gusts as high as 21 mph.
Friday Night
Mostly cloudy, then gradually becoming clear, with a low around 62. South southeast wind 3 to 8 mph.
Saturday
Sunny, with a high near 91. South wind 3 to 7 mph.
Saturday Night
Clear, with a low around 60.
Sunday
Sunny, with a high near 91.
Sunday Night
Clear, with a low around 58.
Monday
Sunny, with a high near 87.
Monday Night
Mostly clear, with a low around 56.
Tuesday
Sunny, with a high near 82.
Tuesday Night
Mostly clear, with a low around 56.
Wednesday
Sunny, with a high near 84.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
A slight chance of rain. Sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
Marysville CA
 39.12°N 121.6°W (Elev. 43 ft)
2:00 pm PDT Aug 27, 2026
3pm PDT Aug 27, 2026-6pm PDT Sep 3, 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