Heavy Rain and Mountain Snow Lingers in California; Winter Storm Impacting the Great Lakes and Northeast U.S.

An atmospheric river will wind down through today across California with lingering heavy rainfall, heavy mountain snow, and gusty winds. A wintry mix of freezing rain, sleet, and snow will cause hazardous travel conditions for the Great Lakes into the northern Mid-Atlantic and southern New England today through Saturday morning. Areas of tree damage and power outages are possible. Read More >

Hazardous Weather Conditions

Current conditions at

Logan Pass Visitors Center (LGPVC)

Lat: 48.6949°NLon: 113.7169°WElev: 6775.0ft.

N/A

Humidity	87%
Wind Speed	W 19 MPH
Barometer	NA
Dewpoint	N/A
Visibility	NA
Last update	22 Dec 01:00 PM MST

More Information:

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

Extended Forecast for

10 Miles W St Mary MT

Cold Weather Advisory December 27, 06:00am until December 28, 05:00am

Winter Weather Advisory December 26, 10:45pm until December 27, 02:00pm

Click here for hazard details and duration

Cold Weather Advisory

Winter Weather Advisory

Winter Weather Advisory December 26, 10:45pm until December 27, 02:00pm
NOW until 2:00pm Sat
Winter Weather Advisory
Tonight
Low: -10 °F
Heavy Snow
and Blowing
Snow
Saturday
High: 1 °F⇓
Heavy Snow
and Blowing
Snow then
Chance Snow
Saturday Night
Low: -12 °F
Mostly Clear
Sunday
High: 7 °F
Mostly Sunny
then Mostly
Sunny and
Breezy
Sunday Night
Low: 6 °F
Mostly Cloudy
and Windy
Monday
High: 13 °F
Mostly Cloudy
and Windy
Monday Night
Low: 12 °F
Mostly Cloudy
and Breezy
Tuesday
High: 18 °F
Mostly Cloudy
and Breezy
then Mostly
Cloudy

Detailed Forecast

Tonight

Snow. The snow could be heavy at times. Widespread blowing snow. Low around -10. Wind chill values as low as -20. Breezy, with a southwest wind 23 to 28 mph becoming north northwest after midnight. Winds could gust as high as 36 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 4 to 8 inches possible.

Saturday

Snow, mainly before 9am. The snow could be heavy at times. Widespread blowing snow, mainly before 9am. Temperature falling to around -14 by 5pm. Wind chill values as low as -35. Blustery, with a north wind 18 to 23 mph decreasing to 9 to 14 mph in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

Saturday Night

Mostly clear, with a low around -12. Wind chill values as low as -35. West wind 8 to 18 mph, with gusts as high as 25 mph.

Sunday

Mostly sunny, with a high near 7. Wind chill values as low as -30. Breezy, with a west wind 21 to 25 mph, with gusts as high as 36 mph.

Sunday Night

Mostly cloudy, with a low around 6. Windy, with a west southwest wind 26 to 30 mph, with gusts as high as 41 mph.

Monday

Mostly cloudy, with a high near 13. Windy, with a west southwest wind 24 to 30 mph, with gusts as high as 41 mph.

Monday Night

Mostly cloudy, with a low around 12. Breezy, with a west southwest wind around 26 mph, with gusts as high as 32 mph.

Tuesday

Mostly cloudy, with a high near 18. Breezy, with a west southwest wind 20 to 24 mph, with gusts as high as 29 mph.