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

6 Miles NNE Calistoga 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: 38 °F
Clear
Tuesday
High: 53 °F
Increasing
Clouds
Tuesday Night
Low: 42 °F
Mostly Cloudy
Wednesday
High: 50 °F
Chance Rain
Wednesday Night
Low: 46 °F
Rain and
Patchy Fog
New Year's Day
High: 54 °F
Rain and
Patchy Fog
Thursday Night
Low: 50 °F
Showers
Friday
High: 52 °F
Showers

Detailed Forecast

Overnight

Clear, with a low around 38. North wind around 6 mph.

Tuesday

Increasing clouds, with a high near 53. North wind around 7 mph becoming east northeast in the afternoon.

Tuesday Night

Mostly cloudy, with a low around 42. North wind around 7 mph.

Wednesday

A 50 percent chance of rain after 10am. Cloudy, with a high near 50. Northeast wind around 6 mph. New precipitation amounts between a tenth and quarter of an inch possible.

Wednesday Night

Rain. Patchy fog after 5am. Low around 46. East wind around 6 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

New Year's Day

Rain. Patchy fog. High near 54. 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 50. Chance of precipitation is 90%.

Friday

Showers and possibly a thunderstorm before 10am, then rain after 10am. Cloudy, with a high near 52.

Friday Night

Rain. Cloudy, with a low around 45.

Saturday

Rain. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 48.

Saturday Night

Rain likely. Mostly cloudy, with a low around 42.