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 >

Current conditions at

Karst US-191 MP 55.3 (MTKAR)

Lat: 45.34534°NLon: 111.17261°WElev: 5699.0ft.

unknown precip

28°F

-2°C

Humidity	75%
Wind Speed	SSE 3 MPH
Barometer	NA
Dewpoint	21°F (-6°C)
Visibility	NA
Last update	31 Dec 11:15 PM MST

More Information:

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

Extended Forecast for

13 Miles ESE Big Sky MT

Tonight
Low: 25 °F
Partly Cloudy
New Year's Day
High: 30 °F
Increasing
Clouds
Thursday Night
Low: 25 °F
Chance Snow
Friday
High: 31 °F
Chance Snow
then Partly
Sunny
Friday Night
Low: 26 °F
Mostly Cloudy
and Breezy
Saturday
High: 31 °F
Partly Sunny
and Breezy
Saturday Night
Low: 26 °F
Chance Snow
and Breezy
Sunday
High: 28 °F
Chance Snow
and Breezy
Sunday Night
Low: 24 °F
Chance Snow
and Breezy

Detailed Forecast

Tonight

Partly cloudy, with a low around 25. Southwest wind around 17 mph, with gusts as high as 21 mph.

New Year's Day

Increasing clouds, with a high near 30. South southwest wind 14 to 18 mph, with gusts as high as 26 mph.

Thursday Night

A 50 percent chance of snow. Cloudy, with a low around 25. Southwest wind 16 to 18 mph, with gusts as high as 25 mph. New snow accumulation of less than a half inch possible.

Friday

A 50 percent chance of snow before 11am. Partly sunny, with a high near 31. West southwest wind 15 to 18 mph, with gusts as high as 26 mph. Little or no snow accumulation expected.

Friday Night

Mostly cloudy, with a low around 26. Breezy, with a south southwest wind 18 to 24 mph, with gusts as high as 33 mph.

Saturday

Partly sunny, with a high near 31. Breezy, with a south southwest wind around 24 mph, with gusts as high as 36 mph.

Saturday Night

A 30 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 26. Breezy, with a south southwest wind 25 to 29 mph, with gusts as high as 36 mph. Little or no snow accumulation expected.

Sunday

A chance of snow. Mostly cloudy, with a high near 28. Breezy, with a south southwest wind 21 to 24 mph, with gusts as high as 32 mph.

Sunday Night

A chance of snow. Mostly cloudy, with a low around 24. Breezy.

Monday

A chance of snow. Partly sunny, with a high near 26.

Monday Night

A chance of snow. Mostly cloudy, with a low around 21.

Tuesday

A slight chance of snow. Mostly sunny, with a high near 25.

Tuesday Night

Mostly cloudy, with a low around 18. Breezy.