Heavy Lake Effect Snow; Subfreezing Temperatures in the Eastern U.S.

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. The Arctic front will continue to bring increasing winds to the Northeast that will remain gusty. Subfreezing overnight low temperatures will be found as far south as the Gulf Coast. Read More >

Hazardous Weather Conditions

Dense Fog Advisory in effect from December 30, 02:00 AM PST until December 30, 12:00 PM PST

Current conditions at

GREEN SPRING (GNSC1)

Lat: 37.83418°NLon: 120.50311°WElev: 1108.0ft.

36°F

2°C

Humidity	100%
Wind Speed	ESE 3 MPH
Barometer	NA
Dewpoint	36°F (2°C)
Visibility	NA
Last update	30 Dec 02:03 AM PST

More Information:

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

Extended Forecast for

12 Miles SW Jamestown CA

Dense Fog Advisory until December 30, 12:00pm

Click here for hazard details and duration

Dense Fog Advisory

Dense Fog Advisory until December 30, 12:00pm
NOW until 12:00pm Tue
Dense Fog Advisory
Overnight
Low: 38 °F
Patchy Dense
Fog
Tuesday
High: 53 °F
Areas Dense
Fog then
Partly Sunny
Tuesday Night
Low: 44 °F
Fog
Wednesday
High: 50 °F
Chance Rain
Wednesday Night
Low: 49 °F
Rain
New Year's Day
High: 56 °F
Rain
Thursday Night
Low: 53 °F
Rain Likely
Friday
High: 54 °F
Showers
Likely

Detailed Forecast

Overnight

Patchy dense fog. Otherwise, mostly clear, with a low around 38. East wind around 5 mph.

Tuesday

Areas of dense fog between 9am and 10am. Otherwise, increasing clouds, with a high near 53. Light and variable wind becoming west around 5 mph in the afternoon.

Tuesday Night

Widespread fog before 2am, then widespread fog after 3am. Otherwise, cloudy, with a low around 44. Light and variable wind.

Wednesday

A 40 percent chance of rain after 10am. Cloudy, with a high near 50. Southeast wind 3 to 5 mph. New precipitation amounts of less than a tenth of an inch possible.

Wednesday Night

Rain. Low around 49. East southeast wind 3 to 6 mph. Chance of precipitation is 100%.

New Year's Day

Rain. High near 56. Chance of precipitation is 90%.

Thursday Night

Rain likely, mainly before 10pm. Cloudy, with a low around 53. Chance of precipitation is 60%.

Friday

Rain likely, mainly between 10am and 4pm, then showers likely and possibly a thunderstorm after 4pm. Cloudy, with a high near 54.

Friday Night

Showers likely and possibly a thunderstorm, then rain after 10pm. Cloudy, with a low around 49.

Saturday

Rain likely. Cloudy, with a high near 50.