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

Extreme Cold Warning until February 18, 12:00 PM MST

Current conditions at

Logan Pass Visitors Center (LGPVC)

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

-1°F

-18°C

Humidity	82%
Wind Speed	E 5 MPH
Barometer	29.47 in (997.97 mb)
Dewpoint	-5°F (-21°C)
Visibility	NA
Wind Chill	-12°F (-24°C)
Last update	17 Feb 05:00 PM MST

More Information:

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

Extended Forecast for

9 Miles WSW St Mary MT

Extreme Cold Warning February 17, 07:13pm until February 18, 12:00pm

Click here for hazard details and duration

Extreme Cold Warning

Extreme Cold Warning February 17, 07:13pm until February 18, 12:00pm
NOW until 12:00pm Wed
Extreme Cold Warning
Tonight
Low: -14 °F
Chance Snow
Wednesday
High: -4 °F
Chance Snow
Wednesday Night
Low: -8 °F
Chance Snow
Thursday
High: 17 °F
Slight Chance
Snow
Thursday Night
Low: 7 °F
Chance Snow
Friday
High: 24 °F
Chance Snow
Friday Night
Low: 9 °F
Chance Snow
Saturday
High: 28 °F
Chance Snow

Detailed Forecast

Tonight

A chance of snow before 11pm, then a chance of snow after 3am. Cloudy, then gradually becoming partly cloudy, with a low around -14. Wind chill values as low as -35. East northeast wind 15 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 30%. Total nighttime snow accumulation of less than a half inch possible.

Wednesday

A 50 percent chance of snow. Mostly cloudy and cold, with a high near -4. Wind chill values as low as -35. East northeast wind 15 to 17 mph, with gusts as high as 24 mph. New snow accumulation of less than a half inch possible.

Wednesday Night

A 30 percent chance of snow, mainly before 8pm. Mostly cloudy, with a low around -8. Wind chill values as low as -30. East northeast wind 9 to 15 mph, with gusts as high as 22 mph. New snow accumulation of less than a half inch possible.

Thursday

A 20 percent chance of snow. Partly sunny, with a high near 17. Wind chill values as low as -20. East wind 9 to 11 mph becoming southwest in the afternoon.

Thursday Night

A 30 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 7. Southwest wind 6 to 10 mph. Little or no snow accumulation expected.

Friday

A 40 percent chance of snow, mainly after 11am. Partly sunny, with a high near 24. West southwest wind 7 to 13 mph, with gusts as high as 25 mph. Little or no snow accumulation expected.

Friday Night

A 30 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around 9. West southwest wind 7 to 11 mph, with gusts as high as 24 mph. Little or no snow accumulation expected.

Saturday

A chance of snow, mainly after 11am. Partly sunny, with a high near 28. West southwest wind around 8 mph becoming east in the afternoon.

Saturday Night

A chance of snow, mainly after 11pm. Mostly cloudy, with a low around 8.

Sunday

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

Sunday Night

A chance of snow. Mostly cloudy, with a low around 18.

Monday

Snow likely. Mostly cloudy, with a high near 37.

Monday Night

Snow likely. Mostly cloudy, with a low around 21.