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

Extreme Heat and Excessive Rainfall This Week

A significant heat wave is underway for the Intermountain West, Northern Plains, and Upper Great Lakes, peaking in intensity through midweek and lingering across parts of the Northern Plains and Midwest until this weekend. In southwest Texas, excessive rainfall may bring a risk for potentially life-threatening flash and arroyo flooding through Thursday. Read More >

Hazardous Weather Conditions

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

Lat: 38.5°NLon: 122.81667°WElev: 125.0ft.

Clear

81°F

27°C

Humidity 34%
Wind Speed S 8 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 13 Jul 06:30 PM PDT
Extended Forecast for

2 Miles NW Guerneville CA

Coastal Flood Advisory July 13, 06:53pm until July 16, 04:00am
Heat Advisory July 14, 10:00am until July 14, 10:00pm
Click here for hazard details and duration
Coastal Flood Advisory
Heat Advisory
  •  
    Coastal Flood Advisory July 13, 06:53pm until July 16, 04:00am

    NOW until 4:00am Thu

    Coastal Flood Advisory

  • Tonight

    Low: 64 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny and hot, with a high near 96. Calm wind becoming west southwest 5 to 7 mph in the afternoon.

    High: 96 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 64. West wind 5 to 7 mph becoming calm in the evening.

    Low: 64 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 96. Calm wind becoming west 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 96 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 60. Northwest wind 5 to 8 mph, with gusts as high as 20 mph.

    Low: 60 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

Detailed Forecast

Tonight
Partly cloudy, with a low around 64. Calm wind.
Tuesday
Sunny and hot, with a high near 96. Calm wind becoming west southwest 5 to 7 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 64. West wind 5 to 7 mph becoming calm in the evening.
Wednesday
Sunny and hot, with a high near 96. Calm wind becoming west 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph.
Wednesday Night
Mostly clear, with a low around 60. Northwest wind 5 to 8 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 88.
Thursday Night
Mostly clear, with a low around 50.
Friday
Mostly sunny, with a high near 76.
Friday Night
Mostly clear, with a low around 50.
Saturday
Mostly sunny, with a high near 76.
Saturday Night
Mostly clear, with a low around 52.
Sunday
Mostly sunny, with a high near 80.
Sunday Night
Mostly cloudy, with a low around 54.
Monday
Mostly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Guerneville CA
 38.54°N 123.01°W (Elev. 548 ft)
Last Update:
1:26 pm PDT Jul 13, 2026
Forecast Valid:
6pm PDT Jul 13, 2026-6pm PDT Jul 20, 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