Snow Squalls May Impact New Year's Eve Travel from the Great Lakes to the Mid-Atlantic; Heavy Rain & Isolated Severe Thunderstorms in Southern California

Snow squalls are likely to cross the Lower Great Lakes this evening and the Ohio Valley through the interior Northeast/northern Mid-Atlantic overnight, before potentially reaching the I-95 corridor from D.C. to New York City early New Year’s Day morning. Heavy rain and isolated severe thunderstorms will impact coastal southern California including Los Angeles tonight into early on New Year's Day. Read More >

Hazardous Weather Conditions

Winter Storm Watch in effect from January 2, 04:00 PM PST until January 4, 10:00 AM PST

Current conditions at

HELL HOLE (HLLC1)

Lat: 39.06971°NLon: 120.41989°WElev: 5240.0ft.

44°F

7°C

Humidity	93%
Wind Speed	W 1 MPH
Barometer	NA
Dewpoint	42°F (6°C)
Visibility	NA
Last update	31 Dec 06:09 PM PST

More Information:

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

Extended Forecast for

2 Miles ENE Donner Summit CA

Winter Storm Watch January 2, 04:00pm until January 4, 10:00am

Click here for hazard details and duration

Winter Storm Watch

Tonight
Low: 34 °F
Rain and Fog
New Year's Day
High: 39 °F
Rain then
Rain/Snow
Thursday Night
Low: 28 °F
Snow
Friday
High: 39 °F
Chance Snow
Friday Night
Low: 30 °F
Snow Likely
Saturday
High: 35 °F
Heavy Snow
Saturday Night
Low: 29 °F
Heavy Snow
Sunday
High: 32 °F
Heavy Snow
Sunday Night
Low: 26 °F
Heavy Snow

Detailed Forecast

Tonight

Rain. Widespread fog, mainly after 11pm. Low around 34. Calm wind becoming south southwest around 5 mph after midnight. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

New Year's Day

Rain and snow before 3pm, then a chance of rain between 3pm and 4pm, then snow, possibly mixed with rain after 4pm. High near 39. South southwest wind 6 to 8 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

Thursday Night

Snow. Low around 28. South southwest wind around 9 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

Friday

A 40 percent chance of snow. Partly sunny, with a high near 39. South wind 7 to 9 mph, with gusts as high as 18 mph. Little or no snow accumulation expected.

Friday Night

Snow likely, mainly after 10pm. Mostly cloudy, with a low around 30. South wind 10 to 14 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.

Saturday

Snow before 4pm, then snow showers after 4pm. The snow could be heavy at times. Some thunder is also possible. High near 35. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

Saturday Night

Snow showers before 10pm, then snow after 10pm. The snow could be heavy at times. Some thunder is also possible. Low around 29. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.

Sunday

Snow. The snow could be heavy at times. Cloudy, with a high near 32.

Sunday Night

Snow. The snow could be heavy at times. Cloudy, with a low around 26.

Monday

Snow. The snow could be heavy at times. Mostly cloudy, with a high near 32.

Monday Night

Snow likely. The snow could be heavy at times. Mostly cloudy, with a low around 24.

Tuesday

A chance of snow. Partly sunny, with a high near 35.

Tuesday Night

A chance of snow. Mostly cloudy, with a low around 22.