Fire Weather in the Central and Southern Plains; Pacific Storms Impacting the West

Gusty to high winds and low relative humidity will bring elevated to critical fire weather to the central and southern Plains into Wednesday. Two Pacific storms will impact the western U.S. into Wednesday with gusty winds, low elevation rain, and heavy mountain snow. Read More >

Hazardous Weather Conditions

Winter Weather Advisory in effect from February 17, 02:00 AM MST until February 17, 05:00 PM MST

Current conditions at

ST. MARY (SRYM8)

Lat: 48.74108°NLon: 113.43289°WElev: 4557.0ft.

45°F

7°C

Humidity	42%
Wind Speed	S 5 MPH
Barometer	NA
Dewpoint	23°F (-5°C)
Visibility	NA
Wind Chill	42°F (6°C)
Last update	16 Feb 12:11 PM MST

More Information:

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

Extended Forecast for

7 Miles S St Mary MT

Winter Weather Advisory February 17, 02:00am until February 17, 05:00pm

Click here for hazard details and duration

Winter Weather Advisory

Washington's Birthday
High: 30 °F
Mostly Sunny
and Breezy
Tonight
Low: 12 °F
Chance Snow
then Heavy
Snow and
Areas Blowing
Snow
Tuesday
High: 19 °F⇓
Heavy Snow
and Blowing
Snow
Tuesday Night
Low: -12 °F
Chance Snow
and Patchy
Blowing Snow
Wednesday
High: -7 °F
Chance Snow
and Patchy
Blowing Snow
Wednesday Night
Low: -14 °F
Chance Snow
Thursday
High: 7 °F
Chance Snow
Thursday Night
Low: 1 °F
Chance Snow
Friday
High: 12 °F
Chance Snow
and Breezy

Detailed Forecast

Washington's Birthday

Mostly sunny, with a high near 30. Breezy, with a south southwest wind around 22 mph, with gusts as high as 31 mph.

Tonight

Snow likely, mainly after 5am. The snow could be heavy at times. Areas of blowing snow after 5am. Mostly cloudy, with a low around 12. South wind 15 to 18 mph becoming northeast after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

Tuesday

Snow, mainly before 1pm. The snow could be heavy at times. Widespread blowing snow, mainly before 1pm. Temperature falling to around 8 by 5pm. Wind chill values as low as -15. Blustery, with a northwest wind 23 to 28 mph, with gusts as high as 36 mph. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.

Tuesday Night

A 50 percent chance of snow. Patchy blowing snow. Mostly cloudy, with a low around -12. Wind chill values as low as -35. Blustery, with a north wind 21 to 24 mph, with gusts as high as 31 mph. New snow accumulation of less than a half inch possible.

Wednesday

A 40 percent chance of snow. Patchy blowing snow before 11am. Mostly cloudy and cold, with a high near -7. North northeast wind around 21 mph, with gusts as high as 26 mph. New snow accumulation of less than a half inch possible.

Wednesday Night

A 40 percent chance of snow. Mostly cloudy, with a low around -14. Northeast wind 15 to 21 mph, with gusts as high as 25 mph. New snow accumulation of less than a half inch possible.

Thursday

A 30 percent chance of snow. Partly sunny, with a high near 7. Southwest wind 15 to 18 mph, with gusts as high as 26 mph. Little or no snow accumulation expected.

Thursday Night

A chance of snow. Mostly cloudy, with a low around 1. West southwest wind around 18 mph, with gusts as high as 25 mph.

Friday

A chance of snow. Partly sunny, with a high near 12. Breezy.

Friday Night

A chance of snow. Mostly cloudy, with a low around 4. Breezy.

Saturday

A chance of snow. Partly sunny, with a high near 16.

Saturday Night

A chance of snow. Mostly cloudy, with a low around 4.

Sunday

A chance of snow. Partly sunny, with a high near 21.