Excessive Rainfall and Tropical Storm in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce considerable, potentially life-threatening, flooding across the lower Mississippi River Valley and central Great Lakes region through tonight. Tropical Storm Arthur will move northeastward along the Texas coast today and then move inland over southwestern Louisiana by tonight. An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Overcast

66°F

19°C

Humidity 68%
Wind Speed S 8 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 17 Jun 01:00 PM PDT
Extended Forecast for

2 Miles E Guerneville CA

Coastal Flood Advisory June 17, 01:20pm until June 18, 05:00am
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory June 17, 01:20pm until June 18, 05:00am

    NOW until 5:00am Thu

    Coastal Flood Advisory

  • This Afternoon

    High: 75 °F

    Sunny

  • Tonight

    Tonight: Patchy fog between 11pm and 2am.  Otherwise, increasing clouds, with a low around 53. Light southwest wind.

    Low: 53 °F

    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 9am.  Otherwise, cloudy through mid morning, then gradual clearing, with a high near 74. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 74 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 54. South southwest wind around 6 mph becoming calm  in the evening.

    Low: 54 °F

    Mostly Cloudy

  • Juneteenth

    Juneteenth: Partly sunny, with a high near 70. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 70 °F

    Partly Sunny

  • Friday Night

    Friday Night: Patchy fog after midnight.  Otherwise, mostly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Patchy fog after midnight.  Otherwise, mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear
    then Patchy
    Fog

Detailed Forecast

This Afternoon
Sunny, with a high near 75. Southwest wind around 7 mph.
Tonight
Patchy fog between 11pm and 2am. Otherwise, increasing clouds, with a low around 53. Light southwest wind.
Thursday
Patchy fog before 9am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 74. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 54. South southwest wind around 6 mph becoming calm in the evening.
Juneteenth
Partly sunny, with a high near 70. Calm wind becoming south 5 to 7 mph in the afternoon.
Friday Night
Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 53.
Saturday
Mostly sunny, with a high near 74.
Saturday Night
Patchy fog after midnight. Otherwise, mostly clear, with a low around 52.
Sunday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 81.
Sunday Night
Patchy fog after 1am. Otherwise, mostly clear, with a low around 52.
Monday
Patchy fog. Otherwise, mostly sunny, with a high near 79.
Monday Night
Widespread fog. Otherwise, mostly clear, with a low around 52.
Tuesday
Areas of fog. Otherwise, mostly sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Guerneville CA
 38.5°N 122.95°W (Elev. 79 ft)
1:17 pm PDT Jun 17, 2026
1pm PDT Jun 17, 2026-6pm PDT Jun 23, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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