Heat Wave Continues in the West; Critical Fire Weather Conditions in the High Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Critical fire weather conditions will continue over the next couple of days across portions of the High Plains as gusty winds and dry conditions persist. Read More >

Hazardous Weather Conditions

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Clear

84°F

29°C

Humidity 37%
Wind Speed SW 3 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 18 Mar 02:35 PM PDT
Extended Forecast for

Santa Rosa CA

Heat Advisory March 18, 02:58pm until March 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory March 18, 02:58pm until March 20, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • This Afternoon

    High: 89 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 54. Calm wind.

    Low: 54 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 91. Calm wind.

    High: 91 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 58. Calm wind.

    Low: 58 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 91. Calm wind.

    High: 91 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Sunny, with a high near 89. Calm wind.
Tonight
Clear, with a low around 54. Calm wind.
Thursday
Sunny, with a high near 91. Calm wind.
Thursday Night
Clear, with a low around 58. Calm wind.
Friday
Sunny, with a high near 91. Calm wind.
Friday Night
Partly cloudy, with a low around 58.
Saturday
Mostly sunny, with a high near 85.
Saturday Night
Partly cloudy, with a low around 53.
Sunday
Sunny, with a high near 81.
Sunday Night
Mostly clear, with a low around 48.
Monday
Mostly sunny, with a high near 78.
Monday Night
Partly cloudy, with a low around 51.
Tuesday
Mostly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
Santa Rosa CA
 38.45°N 122.7°W (Elev. 190 ft)
2:07 pm PDT Mar 18, 2026
2pm PDT Mar 18, 2026-6pm PDT Mar 24, 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