National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Clear

81°F

27°C

Humidity 39%
Wind Speed S 4 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 22 Aug 12:35 PM PDT
Extended Forecast for

Monte Rio CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 80. Southwest wind 7 to 9 mph.

    High: 80 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 54. Southwest wind 5 to 7 mph becoming calm after midnight. Winds could gust as high as 20 mph.

    Low: 54 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 78. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 78 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Patchy fog after 5am. Otherwise, increasing clouds, with a low around 53. Southwest wind around 6 mph becoming calm in the evening.

    Low: 53 °F

    Partly Cloudy
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 70. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 70 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Patchy fog after 2am. Otherwise, partly cloudy, with a low around 53.

    Low: 53 °F

    Mostly Clear
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 11am. Otherwise, partly sunny, with a high near 71.

    High: 71 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 80. Southwest wind 7 to 9 mph.
Tonight
Increasing clouds, with a low around 54. Southwest wind 5 to 7 mph becoming calm after midnight. Winds could gust as high as 20 mph.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 78. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Sunday Night
Patchy fog after 5am. Otherwise, increasing clouds, with a low around 53. Southwest wind around 6 mph becoming calm in the evening.
Monday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 70. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Monday Night
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 53.
Tuesday
Patchy fog before 11am. Otherwise, partly sunny, with a high near 71.
Tuesday Night
Partly cloudy, with a low around 52.
Wednesday
Mostly sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 56.
Thursday
Mostly sunny, with a high near 80.
Thursday Night
Mostly clear, with a low around 55.
Friday
Mostly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Monte Rio CA
 38.47°N 123.03°W (Elev. 623 ft)
Last Update:
12:06 pm PDT Aug 22, 2026
Forecast Valid:
12pm PDT Aug 22, 2026-6pm PDT Aug 28, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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Chance of Precipitation