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

KF6YUA Sebastopol (AR323)

Lat: 38.38033°NLon: 122.82367°WElev: 235.3ft.

NA

46°F

8°C

Humidity 98%
Wind Speed SSE 0 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 45°F (7°C)
Visibility NA
Last update 15 Apr 12:52 AM PDT
Extended Forecast for

Graton CA

  • Overnight

    Overnight: Patchy fog after 5am.  Otherwise, partly cloudy, with a steady temperature around 44. Calm wind.

    Low: 44 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 8am.  Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 69. Light west wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 23 mph.

    High: 69 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 38. West wind 5 to 9 mph becoming light northwest  after midnight. Winds could gust as high as 20 mph.

    Low: 38 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 71. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 71 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 40. North northwest wind around 6 mph becoming calm  after midnight.

    Low: 40 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Friday Night

    Friday Night: Patchy fog after 4am.  Otherwise, partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 7am.  Otherwise, mostly sunny, with a high near 73.

    High: 73 °F

    Patchy Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: A slight chance of rain after 11pm.  Patchy fog after midnight.  Otherwise, mostly cloudy, with a low around 46.

    Low: 46 °F

    Slight Chance
    Rain and
    Patchy Fog

Detailed Forecast

Overnight
Patchy fog after 5am. Otherwise, partly cloudy, with a steady temperature around 44. Calm wind.
Wednesday
Patchy fog before 8am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 69. Light west wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 23 mph.
Wednesday Night
Mostly clear, with a low around 38. West wind 5 to 9 mph becoming light northwest after midnight. Winds could gust as high as 20 mph.
Thursday
Sunny, with a high near 71. Calm wind becoming northwest around 6 mph in the afternoon.
Thursday Night
Clear, with a low around 40. North northwest wind around 6 mph becoming calm after midnight.
Friday
Sunny, with a high near 73.
Friday Night
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 41.
Saturday
Patchy fog before 7am. Otherwise, mostly sunny, with a high near 73.
Saturday Night
A slight chance of rain after 11pm. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 46.
Sunday
A chance of rain. Areas of fog before 8am. Otherwise, mostly cloudy, with a high near 68.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 45.
Monday
A chance of rain. Partly sunny, with a high near 66.
Monday Night
A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 46.
Tuesday
A chance of rain. Patchy fog. Otherwise, partly sunny, with a high near 66.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Graton CA
 38.43°N 122.84°W (Elev. 79 ft)
1:06 am PDT Apr 15, 2026
1am PDT Apr 15, 2026-6pm PDT Apr 21, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database