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 critical fire weather to the southern High Plains Friday. A winter storm will track across the Great Lakes and Northeast U.S. Friday into Saturday with areas of wintry mix and heavy snow from northern New York through southern Maine. Read More >

Hazardous Weather Conditions

Extreme Cold Warning in effect from February 20, 01:00 AM PST until February 20, 09:00 AM PST

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Clear

34°F

1°C

Humidity	93%
Wind Speed	N 0 MPH
Barometer	29.99 in (1015.58 mb)
Dewpoint	32°F (0°C)
Visibility	10.00 mi
Last update	20 Feb 02:00 AM PST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

6 Miles SSW Saint Helena CA

Extreme Cold Warning until February 20, 09:00am

Click here for hazard details and duration

Extreme Cold Warning

Extreme Cold Warning until February 20, 09:00am
NOW until 9:00am Fri
Extreme Cold Warning
Overnight
Low: 35 °F
Areas Frost
Friday
High: 47 °F
Partly Sunny
Friday Night
Low: 39 °F
Partly Cloudy
Saturday
High: 51 °F
Partly Sunny
Saturday Night
Low: 48 °F
Chance Rain
Sunday
High: 56 °F
Rain Likely
Sunday Night
Low: 52 °F
Chance Rain
Monday
High: 59 °F
Rain Likely

Detailed Forecast

Overnight

Areas of frost. Otherwise, mostly clear, with a low around 35. Northwest wind around 5 mph.

Friday

Partly sunny, with a high near 47. Light and variable wind becoming southeast around 6 mph in the morning.

Friday Night

Partly cloudy, with a low around 39. East southeast wind 3 to 6 mph.

Saturday

Partly sunny, with a high near 51. South southeast wind 7 to 11 mph, with gusts as high as 23 mph.

Saturday Night

A 50 percent chance of rain. Mostly cloudy, with a low around 48. Southeast wind around 11 mph, with gusts as high as 29 mph. New precipitation amounts of less than a tenth of an inch possible.

Sunday

Rain likely. Mostly cloudy, with a high near 56. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

Sunday Night

A 50 percent chance of rain. Mostly cloudy, with a low around 52.

Monday

Rain likely, mainly after 4pm. Mostly cloudy, with a high near 59.

Monday Night

Rain. Cloudy, with a low around 56.

Tuesday

Rain. Cloudy, with a high near 58.

Tuesday Night

Rain likely. Cloudy, with a low around 52.

Wednesday

Rain likely. Mostly cloudy, with a high near 59.