Snow Squalls May Impact New Year's Eve Travel from the Great Lakes to the Northeast; Heavy Rain Returns to California

An Alberta clipper will bring lake effect snow downwind of the Great Lakes, with the highest snow totals downwind of Lakes Erie and Ontario. Snow squalls may impact New Year's Eve travel during the evening and overnight hours across parts of the Great Lakes, Ohio Valley, and Northeast. Heavy rain will bring a flash flooding threat for southern California on New Year's Eve into New Year's Day. Read More >

Hazardous Weather Conditions

Coastal Flood Advisory in effect from December 31, 05:00 AM PST until January 4, 02:00 PM PST

Current conditions at

KF6YUA Sebastopol (AR323)

Lat: 38.3803°NLon: 122.8242°WElev: 230.0ft.

47°F

8°C

Humidity	94%
Wind Speed	ENE 0 MPH
Barometer	30.21 in (1023.03 mb)
Dewpoint	45°F (7°C)
Visibility	NA
Last update	30 Dec 05:07 PM PST

More Information:

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

Extended Forecast for

Graton CA

Coastal Flood Advisory December 31, 05:00am until January 4, 02:00pm

Click here for hazard details and duration

Coastal Flood Advisory

Tonight
Low: 44 °F
Cloudy then
Slight Chance
Rain
Wednesday
High: 52 °F
Rain Likely
Wednesday Night
Low: 48 °F
Rain
New Year's Day
High: 55 °F
Rain
Thursday Night
Low: 52 °F
Rain
Friday
High: 56 °F
Showers and
Breezy
Friday Night
Low: 47 °F
Showers
Saturday
High: 54 °F
Rain
Saturday Night
Low: 45 °F
Rain

Detailed Forecast

Tonight

A 10 percent chance of rain after 4am. Cloudy, with a low around 44. South southeast wind around 6 mph becoming calm in the evening.

Wednesday

Rain likely, mainly after 10am. Cloudy, with a high near 52. Calm wind becoming south southeast around 6 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

Wednesday Night

Rain. Low around 48. North northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

New Year's Day

Rain. High near 55. Light and variable wind becoming south 5 to 7 mph in the morning. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

Thursday Night

Rain. Low around 52. South southeast wind around 9 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

Friday

Rain before 4pm, then showers and possibly a thunderstorm after 4pm. High near 56. Breezy. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Friday Night

Showers and possibly a thunderstorm before 10pm, then rain after 10pm. Low around 47. Chance of precipitation is 90%.

Saturday

Rain. Cloudy, with a high near 54.

Saturday Night

Rain. Cloudy, with a low around 45.

Sunday

Rain likely. Mostly cloudy, with a high near 53.

Sunday Night

Rain likely. Cloudy, with a low around 45.

Monday

Rain likely. Mostly cloudy, with a high near 55.