Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

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

Rain

48°F

9°C

Humidity	93%
Wind Speed	S 6 MPH
Barometer	29.72 in (1006.44 mb)
Dewpoint	46°F (8°C)
Visibility	8.00 mi
Wind Chill	45°F (7°C)
Last update	11 Apr 09:00 PM PDT

More Information:

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

Extended Forecast for

4 Miles NE Calistoga CA

Tonight
Low: 42 °F
Showers
Sunday
High: 51 °F
Showers
Sunday Night
Low: 40 °F
Chance
Showers then
Partly Cloudy
Monday
High: 58 °F
Mostly Sunny
Monday Night
Low: 42 °F
Mostly Clear
Tuesday
High: 63 °F
Sunny
Tuesday Night
Low: 43 °F
Mostly Clear
Wednesday
High: 62 °F
Mostly Sunny
Wednesday Night
Low: 46 °F
Partly Cloudy

Detailed Forecast

Tonight

Showers and possibly a thunderstorm before 4am, then a chance of showers and thunderstorms between 4am and 5am, then showers likely and possibly a thunderstorm after 5am. Low around 42. South wind 9 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

Sunday

Showers and thunderstorms before 11am, then showers likely and possibly a thunderstorm between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. High near 51. West southwest wind 11 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Sunday Night

A 30 percent chance of showers before 11pm. Partly cloudy, with a low around 40. West southwest wind 5 to 10 mph becoming light west in the evening. Winds could gust as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.

Monday

Mostly sunny, with a high near 58. Calm wind becoming west 5 to 7 mph in the afternoon.

Monday Night

Mostly clear, with a low around 42. West northwest wind 6 to 8 mph.

Tuesday

Sunny, with a high near 63.

Tuesday Night

Mostly clear, with a low around 43.

Wednesday

Mostly sunny, with a high near 62.

Wednesday Night

Partly cloudy, with a low around 46.