Sinlaku Continues to Impact the Marianas; Severe Weather from the Central US to the Northeast; Late-Season Snow in the Northwest

Sinlaku continues to bring destructive winds, widespread heavy rain/flooding, and storm surge to the Marianas. Showers and severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley and to the Central/Southern Plains through Thursday. A front will produce late-season snowfall over the Cascades and Northern Rockies and coastal rain over the Northwest Coast through Thursday. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Clear

55°F

13°C

Humidity 66%
Wind Speed N 0 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 15 Apr 10:35 AM PDT
Extended Forecast for

5 Miles SSW Saint Helena CA

  • Today

    Today: Mostly sunny, with a high near 64. West wind 7 to 10 mph, with gusts as high as 24 mph.

    High: 64 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 44. West wind 6 to 10 mph becoming north after midnight. Winds could gust as high as 25 mph.

    Low: 44 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 63. North wind 8 to 14 mph, with gusts as high as 29 mph.

    High: 63 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 50. North wind 9 to 13 mph, with gusts as high as 32 mph.

    Low: 50 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 68. North wind 7 to 13 mph, with gusts as high as 30 mph.

    High: 68 °F

    Sunny

  • Friday Night

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

    Low: 50 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 51.

    Low: 51 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain.  Partly sunny, with a high near 62.

    High: 62 °F

    Chance Rain

Detailed Forecast

Today
Mostly sunny, with a high near 64. West wind 7 to 10 mph, with gusts as high as 24 mph.
Tonight
Mostly clear, with a low around 44. West wind 6 to 10 mph becoming north after midnight. Winds could gust as high as 25 mph.
Thursday
Sunny, with a high near 63. North wind 8 to 14 mph, with gusts as high as 29 mph.
Thursday Night
Clear, with a low around 50. North wind 9 to 13 mph, with gusts as high as 32 mph.
Friday
Sunny, with a high near 68. North wind 7 to 13 mph, with gusts as high as 30 mph.
Friday Night
Partly cloudy, with a low around 50.
Saturday
Sunny, with a high near 69.
Saturday Night
Mostly cloudy, with a low around 51.
Sunday
A chance of rain. Partly sunny, with a high near 62.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 53.
Monday
Rain likely. Mostly cloudy, with a high near 59.
Monday Night
A chance of rain. Mostly cloudy, with a low around 52.
Tuesday
A chance of rain. Partly sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Saint Helena CA
 38.44°N 122.5°W (Elev. 1398 ft)
10:36 am PDT Apr 15, 2026
10am PDT Apr 15, 2026-6pm PDT Apr 21, 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