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Hot Temperatures in the Northwest U.S.; Tropical Rainfall Potential in the Southwest U.S.

Hot to extremely hot temperatures are in place again Thursday across the interior northwest U.S. A combination of monsoonal moisture and tropical moisture ahead of tropical cyclone Lorena will bring a marginal to slight risk of excessive rainfall across the southwest U.S. through Saturday which may bring areas of flooding. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Clear

63°F

17°C

Humidity 75%
Wind Speed SSE 8 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 03 Sep 07:53 PM PDT
Extended Forecast for

3 Miles E Calistoga CA

  • Tonight

    Tonight: Mostly clear, with a low around 53. West northwest wind around 5 mph becoming calm in the evening.

    Low: 53 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 85. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 85 °F

    Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 1am. Otherwise, mostly clear, with a low around 53. West northwest wind 3 to 5 mph.

    Low: 53 °F

    Mostly Clear
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 10am. Otherwise, sunny, with a high near 84. Calm wind becoming west southwest 5 to 7 mph in the afternoon.

    High: 84 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Patchy fog after 3am. Otherwise, mostly clear, with a low around 53. West northwest wind 3 to 7 mph.

    Low: 53 °F

    Mostly Clear
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 10am. Otherwise, sunny, with a high near 82.

    High: 82 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 5am. Otherwise, mostly clear, with a low around 53.

    Low: 53 °F

    Clear then
    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 10am. Otherwise, sunny, with a high near 82.

    High: 82 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 53. West northwest wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 85. Calm wind becoming west 5 to 8 mph in the afternoon.
Thursday Night
Patchy fog after 1am. Otherwise, mostly clear, with a low around 53. West northwest wind 3 to 5 mph.
Friday
Patchy fog before 10am. Otherwise, sunny, with a high near 84. Calm wind becoming west southwest 5 to 7 mph in the afternoon.
Friday Night
Patchy fog after 3am. Otherwise, mostly clear, with a low around 53. West northwest wind 3 to 7 mph.
Saturday
Patchy fog before 10am. Otherwise, sunny, with a high near 82.
Saturday Night
Patchy fog after 5am. Otherwise, mostly clear, with a low around 53.
Sunday
Patchy fog before 10am. Otherwise, sunny, with a high near 82.
Sunday Night
Mostly clear, with a low around 54.
Monday
Patchy drizzle after 11am. Patchy fog before 10am. Otherwise, mostly sunny, with a high near 80.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
Patchy drizzle and fog. Mostly sunny, with a high near 78.
Tuesday Night
Partly cloudy, with a low around 53.
Wednesday
Patchy drizzle and fog. Mostly sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Calistoga CA
 38.57°N 122.5°W (Elev. 732 ft)
Last Update:
1:26 pm PDT Sep 3, 2025
Forecast Valid:
8pm PDT Sep 3, 2025-6pm PDT Sep 10, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation