
Critical Fire Weather in the Southern High Plains; Heavy Snow in the Great Lakes and Northeast U.S.
Gusty winds and low relative humidity will bring elevated to critical fire weather conditions to the southern High Plains through the weekend. A winter storm will track across the Great Lakes and Northeast U.S. into Saturday with areas of wintry mix and heavy snow from northern New York through southern Maine. 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
43°F
6°C
| Humidity | 75% |
| Wind Speed | N 0 MPH |
| Barometer | 30.08 in (1018.63 mb) |
| Dewpoint | 36°F (2°C) |
| Visibility | 10.00 mi |
| Last update | 20 Feb 08:20 PM PST |
Extended Forecast for
7 Miles WSW Saint Helena CA
Cold Weather Advisory February 21, 01:00am until February 21, 09:00am
Tonight

Low: 38 °F
Increasing
CloudsSaturday
High: 54 °F
Partly Sunny
then Chance
RainSaturday Night

Low: 46 °F
Rain Likely
Sunday

High: 59 °F
Rain Likely
Sunday Night

Low: 49 °F
Chance Rain
Monday

High: 63 °F
Chance Rain
Monday Night

Low: 54 °F
Rain
Tuesday

High: 58 °F
Rain
Tuesday Night

Low: 52 °F
Rain Likely
Detailed Forecast
Tonight
Increasing clouds, with a low around 38. Light east wind.
Saturday
A chance of rain between 4pm and 5pm. Partly sunny, with a high near 54. East wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Saturday Night
Rain likely, mainly after 4am. Mostly cloudy, with a low around 46. Southeast wind around 9 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 59. South wind around 9 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
A 40 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 49. Light and variable wind. New precipitation amounts of less than a tenth of an inch possible.
Monday
A 30 percent chance of rain, mainly after 4pm. Mostly cloudy, with a high near 63. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Rain, mainly after 10pm. Low around 54. Chance of precipitation is 80%.
Tuesday
Rain. Cloudy, with a high near 58.
Tuesday Night
Rain likely, mainly before 10pm. Cloudy, with a low around 52.
Wednesday
A chance of rain. Mostly cloudy, with a high near 62.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 50.
Thursday
A chance of rain. Partly sunny, with a high near 66.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 50.
Friday
A slight chance of rain. Mostly sunny, with a high near 68.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
7 Miles WSW Saint Helena CA
38.45°N 122.59°W (Elev. 535 ft)
38.45°N 122.59°W (Elev. 535 ft)
2:25 pm PST Feb 20, 2026
8pm PST Feb 20, 2026-6pm PST Feb 27, 2026



