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

Air Stagnation Advisory in effect from December 29, 11:45 AM PST until January 1, 12:00 PM PST

Current conditions at

NCSB (NCSW1)

Lat: 48.42528°NLon: 120.14194°WElev: 1697.0ft.

10°F

-12°C

Humidity	88%
Wind Speed	NNW 0 MPH
Barometer	NA
Dewpoint	7°F (-14°C)
Visibility	NA
Last update	01 Jan 04:06 AM PST

More Information:

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

Extended Forecast for

13 Miles SSW Twisp WA

Air Stagnation Advisory until January 1, 12:00pm

Click here for hazard details and duration

Air Stagnation Advisory

Air Stagnation Advisory until January 1, 12:00pm
NOW until 12:00pm Thu
Air Stagnation Advisory
Overnight
Low: 23 °F
Mostly Cloudy
New Year's Day
High: 29 °F
Slight Chance
Snow
Thursday Night
Low: 26 °F
Chance Snow
Friday
High: 28 °F
Chance Snow
Friday Night
Low: 28 °F
Snow Likely
Saturday
High: 34 °F
Rain/Snow
Saturday Night
Low: 31 °F
Rain/Snow
Likely
Sunday
High: 34 °F
Rain/Snow
Likely

Detailed Forecast

Overnight

Mostly cloudy, with a low around 23. Calm wind.

New Year's Day

A 20 percent chance of snow after 10am. Mostly cloudy, with a high near 29. Calm wind.

Thursday Night

A 50 percent chance of snow. Mostly cloudy, with a low around 26. Calm wind. New snow accumulation of less than a half inch possible.

Friday

A 50 percent chance of snow. Mostly cloudy, with a high near 28. Calm wind. New snow accumulation of less than a half inch possible.

Friday Night

Snow likely, mainly after 10pm. Mostly cloudy, with a low around 28. Calm wind. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

Saturday

Snow likely before 10am, then rain, possibly mixed with snow between 10am and 1pm, then rain after 1pm. High near 34. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

Saturday Night

Rain likely before 10pm, then rain and snow likely. Mostly cloudy, with a low around 31. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

Sunday

Snow likely, possibly mixed with rain. Mostly cloudy, with a high near 34. Chance of precipitation is 70%.

Sunday Night

A chance of rain and snow before 10pm, then a chance of snow. Mostly cloudy, with a low around 27. Chance of precipitation is 30%.

Monday

A 30 percent chance of snow, mainly between 10am and 4pm. Partly sunny, with a high near 33.

Monday Night

A 20 percent chance of snow. Partly cloudy, with a low around 24.

Tuesday

A 30 percent chance of snow. Partly sunny, with a high near 32.

Tuesday Night

A 50 percent chance of snow. Mostly cloudy, with a low around 26.