Monsoons Return to the Southwest U.S.; Potential Atlantic Tropical System Interaction

In Arizona and New Mexico, heavy to excessive rainfall from monsoon thunderstorms may bring isolated flash and urban flooding Thursday into Sunday. The close proximity of Tropical Storm Humberto and a tropical wave (AL94) could lead to interaction between them, and details of their long-range track and intensity forecasts, and any potential impacts, are more uncertain than usual. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Mostly Cloudy

73°F

23°C

Humidity 60%
Wind Speed N 0 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 24 Sep 06:30 PM PDT
Extended Forecast for

4 Miles NW Santa Rosa CA

  • Tonight

    Tonight: A 20 percent chance of showers before 8pm.  Mostly cloudy, with a low around 58. Southwest wind around 6 mph becoming calm  in the evening.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 58 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Thursday

    Thursday: Patchy fog before 9am.  Otherwise, partly sunny, then gradually becoming sunny, with a high near 81. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 81 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 55. Southwest wind 5 to 7 mph becoming calm  in the evening.

    Low: 55 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 89. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 89 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 54. West southwest wind around 6 mph becoming calm  in the evening.

    Low: 54 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 2am.  Otherwise, partly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 10am.  Otherwise, partly sunny, with a high near 73.

    High: 73 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: A slight chance of rain after 11pm.  Mostly cloudy, with a low around 54.

    Low: 54 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
A 20 percent chance of showers before 8pm. Mostly cloudy, with a low around 58. Southwest wind around 6 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Patchy fog before 9am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 81. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 55. Southwest wind 5 to 7 mph becoming calm in the evening.
Friday
Sunny, with a high near 89. Calm wind becoming west southwest around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 54. West southwest wind around 6 mph becoming calm in the evening.
Saturday
Sunny, with a high near 81.
Saturday Night
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 54.
Sunday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 73.
Sunday Night
A slight chance of rain after 11pm. Mostly cloudy, with a low around 54.
Monday
A chance of rain. Mostly cloudy, with a high near 74.
Monday Night
A chance of rain. Mostly cloudy, with a low around 54.
Tuesday
A chance of rain. Partly sunny, with a high near 75.
Tuesday Night
A chance of rain. Partly cloudy, with a low around 51.
Wednesday
A slight chance of rain. Mostly sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Santa Rosa CA
 38.49°N 122.74°W (Elev. 151 ft)
3:20 pm PDT Sep 24, 2025
6pm PDT Sep 24, 2025-6pm PDT Oct 1, 2025
 
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Additional Resources

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