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

Tropical Storm Arthur and Heavy Rainfall in the South; Severe Weather in the Midwest

An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana tonight. Intense tornadoes, swaths of damaging gusts, and hail in excess of 2 inches in diameter possible. Tropical Storm Arthur will continue to produce strong winds across coastal Upper Texas and Louisiana tonight, as well as potentially life-threatening flooding across southern Louisiana into Mississippi. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Overcast

55°F

13°C

Humidity 93%
Wind Speed S 3 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 54°F (12°C)
Visibility 8.00 mi
Last update 18 Jun 03:00 AM PDT
Extended Forecast for

Angwin CA

  • Overnight

    Overnight: Partly cloudy, with a low around 52. West southwest wind around 6 mph.

    Low: 52 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 75. Southwest wind 5 to 9 mph, with gusts as high as 21 mph.

    High: 75 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 52. West southwest wind 7 to 11 mph, with gusts as high as 22 mph.

    Low: 52 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 70. Southwest wind 6 to 9 mph, with gusts as high as 21 mph.

    High: 70 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 50. West southwest wind 5 to 11 mph, with gusts as high as 23 mph.

    Low: 50 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 54.

    Low: 54 °F

    Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 52. West southwest wind around 6 mph.
Thursday
Sunny, with a high near 75. Southwest wind 5 to 9 mph, with gusts as high as 21 mph.
Thursday Night
Mostly clear, with a low around 52. West southwest wind 7 to 11 mph, with gusts as high as 22 mph.
Juneteenth
Sunny, with a high near 70. Southwest wind 6 to 9 mph, with gusts as high as 21 mph.
Friday Night
Mostly clear, with a low around 50. West southwest wind 5 to 11 mph, with gusts as high as 23 mph.
Saturday
Sunny, with a high near 74.
Saturday Night
Mostly clear, with a low around 51.
Sunday
Sunny, with a high near 82.
Sunday Night
Clear, with a low around 54.
Monday
Sunny, with a high near 83.
Monday Night
Clear, with a low around 54.
Tuesday
Sunny, with a high near 85.
Tuesday Night
Clear, with a low around 55.
Wednesday
Sunny, with a high near 87.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Angwin CA
 38.57°N 122.41°W (Elev. 1398 ft)
Last Update:
2:56 am PDT Jun 18, 2026
Forecast Valid:
3am PDT Jun 18, 2026-6pm PDT Jun 24, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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