Tropical Moisture Brings Heavy Rain to Southwest; Strong Coastal Low to Impact the East Coast

Deep tropical moisture surging into the Southwest U.S. will lead to widespread showers and thunderstorms capable of producing flash flooding the next several days. A strong coastal low will develop late Friday and is expected to bring flooding, high surf, dangerous rip currents, gusty winds and heavy rain to much of the U.S. East Coast through early next week. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Clear

56°F

13°C

Humidity 93%
Wind Speed SE 5 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 09 Oct 10:53 PM PDT
Extended Forecast for

Monte Rio CA

  • Tonight

    Tonight: Patchy fog after 2am.  Otherwise, partly cloudy, with a low around 49. Calm wind.

    Low: 49 °F

    Patchy Fog

  • Friday

    Friday: A 40 percent chance of rain, mainly after 11am.  Patchy fog before 9am.  Otherwise, partly sunny, with a high near 66. Calm wind becoming south southwest 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.  New precipitation amounts of less than a tenth of an inch possible.

    High: 66 °F

    Chance Rain
    and Patchy
    Fog

  • Friday Night

    Friday Night: A 40 percent chance of rain before 11pm.  Patchy fog before 11pm, then patchy fog after 2am.  Otherwise, partly cloudy, with a low around 50. Light and variable wind.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 50 °F

    Chance Rain
    and Patchy
    Fog then
    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 8am.  Otherwise, sunny, with a high near 68. Light northwest wind becoming west northwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 68 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 48. North northwest wind 5 to 10 mph, with gusts as high as 21 mph.

    Low: 48 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

  • Columbus Day

    Columbus Day: A chance of rain, mainly after 11am.  Partly sunny, with a high near 64.

    High: 64 °F

    Chance Rain

  • Monday Night

    Monday Night: Rain likely before 11pm, then showers likely and possibly a thunderstorm after 11pm.  Mostly cloudy, with a low around 50.

    Low: 50 °F

    Showers
    Likely

Detailed Forecast

Tonight
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 49. Calm wind.
Friday
A 40 percent chance of rain, mainly after 11am. Patchy fog before 9am. Otherwise, partly sunny, with a high near 66. Calm wind becoming south southwest 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A 40 percent chance of rain before 11pm. Patchy fog before 11pm, then patchy fog after 2am. Otherwise, partly cloudy, with a low around 50. Light and variable wind. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Patchy fog before 8am. Otherwise, sunny, with a high near 68. Light northwest wind becoming west northwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Clear, with a low around 48. North northwest wind 5 to 10 mph, with gusts as high as 21 mph.
Sunday
Sunny, with a high near 71.
Sunday Night
Partly cloudy, with a low around 49.
Columbus Day
A chance of rain, mainly after 11am. Partly sunny, with a high near 64.
Monday Night
Rain likely before 11pm, then showers likely and possibly a thunderstorm after 11pm. Mostly cloudy, with a low around 50.
Tuesday
A chance of rain. Partly sunny, with a high near 63.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 50.
Wednesday
A chance of rain. Patchy fog. Otherwise, partly sunny, with a high near 66.
Wednesday Night
A slight chance of rain. Partly cloudy, with a low around 49.
Thursday
Mostly sunny, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
Monte Rio CA
 38.47°N 123°W (Elev. 525 ft)
2:27 pm PDT Oct 9, 2025
11pm PDT Oct 9, 2025-6pm PDT Oct 16, 2025
 
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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