Super Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather Threat from the Southern Plains to the Great Lakes

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, thunderstorms, and coastal impacts to the Marianas Islands into Wednesday. Typhoon conditions are likely over the Northern Mariana Islands. Severe thunderstorms and heavy rain are expected from the Southern Plains to the Great Lakes through Tuesday. Heavy snow is expected in the Pacific Northwest. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Clear

48°F

9°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 13 Apr 10:35 PM PDT
Extended Forecast for

5 Miles SSW Saint Helena CA

  • Tonight

    Tonight: Mostly clear, with a low around 45. West northwest wind 5 to 7 mph.

    Low: 45 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 62. Calm wind becoming west southwest 5 to 8 mph in the morning.

    High: 62 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 46. West wind around 8 mph.

    Low: 46 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 63. West wind 7 to 11 mph, with gusts as high as 22 mph.

    High: 63 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 47. West wind 8 to 10 mph, with gusts as high as 24 mph.

    Low: 47 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 50.

    Low: 50 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 45. West northwest wind 5 to 7 mph.
Tuesday
Sunny, with a high near 62. Calm wind becoming west southwest 5 to 8 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 46. West wind around 8 mph.
Wednesday
Mostly sunny, with a high near 63. West wind 7 to 11 mph, with gusts as high as 22 mph.
Wednesday Night
Partly cloudy, with a low around 47. West wind 8 to 10 mph, with gusts as high as 24 mph.
Thursday
Sunny, with a high near 63.
Thursday Night
Clear, with a low around 50.
Friday
Sunny, with a high near 68.
Friday Night
Partly cloudy, with a low around 50.
Saturday
Mostly sunny, with a high near 68.
Saturday Night
Mostly cloudy, with a low around 52.
Sunday
A chance of showers. Partly sunny, with a high near 60.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 49.
Monday
A chance of showers. Partly sunny, with a high near 60.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Saint Helena CA
 38.44°N 122.5°W (Elev. 1398 ft)
1:26 pm PDT Apr 13, 2026
10pm PDT Apr 13, 2026-6pm PDT Apr 20, 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