Critical Fire Weather in the High Plains; Heavy Snow in the Western Mountains and Northern Plains

Gusty winds and low relative humidity will bring critical fire weather to the central and southern High Plains Wednesday. Two Pacific storms will continue impacting the mountains of the western U.S. into Thursday with gusty winds and heavy snow. Heavy snow and gusty winds will continue to impact the northern Plains into the central Great Lakes Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Logan Pass Visitors Center (LGPVC)

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

-18°F

-28°C

Humidity	75%
Wind Speed	ESE 17 MPH
Barometer	29.5 in (998.99 mb)
Dewpoint	-23°F (-31°C)
Visibility	NA
Wind Chill	-44°F (-42°C)
Last update	18 Feb 05:00 AM 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 February 18, 12:00pm until February 19, 12:00pm

Extreme Cold Warning February 18, 05:38am until February 18, 12:00pm

Click here for hazard details and duration

Cold Weather Advisory

Extreme Cold Warning

Extreme Cold Warning February 18, 05:38am until February 18, 12:00pm
NOW until 12:00pm Wed
Extreme Cold Warning
Overnight
Low: -16 °F
Slight Chance
Snow and
Blustery
Wednesday
High: -8 °F
Chance Snow
and Blustery
Wednesday Night
Low: -16 °F
Chance Snow
Thursday
High: 8 °F
Slight Chance
Snow
Thursday Night
Low: 1 °F
Slight Chance
Snow
Friday
High: 11 °F
Chance Snow
and Breezy
Friday Night
Low: 4 °F
Chance Snow
and Breezy
Saturday
High: 15 °F
Chance Snow

Detailed Forecast

Overnight

A 20 percent chance of snow. Mostly cloudy, with a low around -16. Wind chill values as low as -40. Blustery, with an east northeast wind around 23 mph, with gusts as high as 29 mph.

Wednesday

A 50 percent chance of snow, mainly after 4pm. Mostly cloudy and cold, with a high near -8. Wind chill values as low as -40. Blustery, with an east wind 20 to 22 mph, with gusts as high as 29 mph. New snow accumulation of less than a half inch possible.

Wednesday Night

A 30 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around -16. Wind chill values as low as -40. East northeast wind 13 to 20 mph becoming west southwest after midnight. Winds could gust as high as 25 mph. New snow accumulation of less than a half inch possible.

Thursday

A 20 percent chance of snow after 11am. Partly sunny, with a high near 8. Wind chill values as low as -25. West southwest wind 11 to 14 mph, with gusts as high as 20 mph.

Thursday Night

A 20 percent chance of snow. Mostly cloudy, with a low around 1. West southwest wind around 14 mph, with gusts as high as 20 mph.

Friday

A 30 percent chance of snow, mainly after 11am. Mostly cloudy, with a high near 11. Breezy, with a west southwest wind 15 to 22 mph, with gusts as high as 29 mph. New snow accumulation of less than a half inch possible.

Friday Night

A 30 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around 4. Breezy, with a west southwest wind 18 to 23 mph, with gusts as high as 29 mph. New snow accumulation of less than a half inch possible.

Saturday

A chance of snow, mainly after 11am. Partly sunny, with a high near 15. Northwest wind around 16 mph, with gusts as high as 22 mph.

Saturday Night

A chance of snow, mainly after 11pm. Mostly cloudy, with a low around -1.

Sunday

A chance of snow. Mostly cloudy, with a high near 15.

Sunday Night

A chance of snow. Mostly cloudy, with a low around 6.

Monday

A chance of snow. Mostly cloudy, with a high near 23.

Monday Night

Snow. Mostly cloudy, with a low around 15. Breezy.