
Wintry Precipitation for the Northeast; Increasing Severe Weather Threat from the Plains to the Midwest
Wintry mixed precipitation will spread across the Northeast today, with light snow and ice accumulations forecast through southern New England. Meanwhile, the threat of severe weather will be increasing from the southern Plains to the Midwest, with rounds of showers and thunderstorms, some severe, expected each day through Friday. Read More >
Current conditions at
Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)
Lat: 38.5°NLon: 122.81667°WElev: 125.0ft.
Fog
46°F
8°C
| Humidity | 100% |
| Wind Speed | N 0 MPH |
| Barometer | 30.14 in (1020.66 mb) |
| Dewpoint | 46°F (8°C) |
| Visibility | 0.25 mi |
| Last update | 03 Mar 08:00 AM PST |
Extended Forecast for
Saint Helena CA
Today
High: 70 °F
Patchy Fog
then SunnyTonight

Low: 46 °F
Patchy Fog
Wednesday

High: 65 °F
Slight Chance
RainWednesday Night

Low: 42 °F
Clear
Thursday

High: 67 °F
Sunny
Thursday Night

Low: 47 °F
Clear
Friday

High: 71 °F
Sunny
Friday Night

Low: 52 °F
Clear
Saturday

High: 76 °F
Sunny
Detailed Forecast
Today
Patchy fog before 9am. Otherwise, sunny, with a high near 70. Light and variable wind.
Tonight
Patchy fog after 9pm. Otherwise, increasing clouds, with a low around 46. Calm wind.
Wednesday
A 20 percent chance of rain after 10am. Mostly cloudy through mid morning, then gradual clearing, with a high near 65. West wind 3 to 7 mph. Winds could gust as high as 20 mph.
Wednesday Night
Clear, with a low around 42. West northwest wind around 6 mph becoming calm in the evening.
Thursday
Sunny, with a high near 67. Calm wind becoming north 5 to 7 mph in the morning.
Thursday Night
Clear, with a low around 47.
Friday
Sunny, with a high near 71.
Friday Night
Clear, with a low around 52.
Saturday
Sunny, with a high near 76.
Saturday Night
Mostly clear, with a low around 50.
Sunday
Sunny, with a high near 78.
Sunday Night
Partly cloudy, with a low around 52.
Monday
Partly sunny, with a high near 74.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Saint Helena CA
38.51°N 122.46°W (Elev. 203 ft)
38.51°N 122.46°W (Elev. 203 ft)
12:26 am PST Mar 3, 2026
8am PST Mar 3, 2026-6pm PDT Mar 9, 2026


