Heavy Lake Effect Snow Downwind of Lakes Erie and Ontario; Fire Weather Concerns in the Southern Plains and Southeast

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. There is increasing confidence in snow squalls causing bursts of snow & gusty winds on New Year's Eve. Elevated fire weather conditions will continue today over parts of the Southern Plains and across much of the Southeast U.S. Read More >

Hazardous Weather Conditions

Cold Weather Advisory in effect from December 30, 01:00 AM PST until December 30, 09:00 AM PST

Current conditions at

HAWKEYE (HWKC1)

Lat: 38.73509°NLon: 122.83706°WElev: 2024.0ft.

51°F

11°C

Humidity	38%
Wind Speed	N 8 MPH
Barometer	NA
Dewpoint	26°F (-3°C)
Visibility	NA
Last update	30 Dec 04:56 AM PST

More Information:

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

Extended Forecast for

Mercuryville CA

Cold Weather Advisory until December 30, 09:00am

Click here for hazard details and duration

Cold Weather Advisory

Cold Weather Advisory until December 30, 09:00am
NOW until 9:00am Tue
Cold Weather Advisory
Overnight
Low: 48 °F
Clear
Tuesday
High: 58 °F
Increasing
Clouds
Tuesday Night
Low: 49 °F
Mostly Cloudy
then Slight
Chance Rain
Wednesday
High: 54 °F
Chance Rain
Wednesday Night
Low: 48 °F
Rain
New Year's Day
High: 53 °F
Rain and
Patchy Fog
Thursday Night
Low: 51 °F
Showers
Friday
High: 55 °F
Showers

Detailed Forecast

Overnight

Clear, with a steady temperature around 48. East northeast wind around 9 mph.

Tuesday

Increasing clouds, with a high near 58. East wind 6 to 8 mph.

Tuesday Night

A 10 percent chance of rain after 4am. Mostly cloudy, with a steady temperature around 49. East wind around 8 mph.

Wednesday

A 50 percent chance of rain, mainly after 10am. Cloudy, with a high near 54. East wind 8 to 11 mph, with gusts as high as 18 mph. New precipitation amounts between a tenth and quarter of an inch possible.

Wednesday Night

Rain. Low around 48. East southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

New Year's Day

Rain. Patchy fog between 4pm and 5pm. High near 53. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

Thursday Night

Rain before 4am, then showers and possibly a thunderstorm after 4am. Low around 51. Chance of precipitation is 90%.

Friday

Showers and possibly a thunderstorm before 10am, then rain after 10am. Cloudy, with a high near 55.

Friday Night

Rain. Cloudy, with a low around 46.

Saturday

Rain. Mostly cloudy, with a high near 48.

Saturday Night

Rain likely. Mostly cloudy, with a low around 44.

Sunday

Rain likely. Mostly cloudy, with a high near 49.