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.

33°F

1°C

Humidity	81%
Wind Speed	S 5 MPH
Barometer	NA
Dewpoint	28°F (-2°C)
Visibility	NA
Wind Chill	28°F (-2°C)
Last update	16 Feb 03:11 AM 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

Overnight
Low: 17 °F
Chance Snow
and Breezy
Washington's Birthday
High: 30 °F
Breezy.
Partly Sunny
then Slight
Chance Snow
Monday Night
Low: 10 °F
Chance Snow
and Patchy
Blowing Snow
Tuesday
High: 17 °F
Heavy Snow
and Blowing
Snow
Tuesday Night
Low: -13 °F
Chance Snow
and Areas
Blowing Snow
Wednesday
High: -6 °F
Chance Snow
and Patchy
Blowing Snow
Wednesday Night
Low: -15 °F
Chance Snow
Thursday
High: 6 °F
Chance Snow
Thursday Night
Low: 0 °F
Chance Snow

Detailed Forecast

Overnight

A 30 percent chance of snow, mainly before 4am. Mostly cloudy, with a low around 17. Wind chill values as low as zero. Breezy, with a west southwest wind around 23 mph, with gusts as high as 31 mph. Total nighttime snow accumulation of 1 to 2 inches possible.

Washington's Birthday

A slight chance of snow between 3pm and 5pm. Mostly sunny, with a high near 30. Breezy, with a west southwest wind around 22 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.

Monday Night

A chance of snow before 11pm, then a chance of snow after 2am. Patchy blowing snow after 5am. Mostly cloudy, with a low around 10. South wind 16 to 20 mph becoming north after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 50%. New snow accumulation of 1 to 3 inches possible.

Tuesday

Snow. The snow could be heavy at times. Widespread blowing snow, mainly between 8am and 5pm. High near 17. Wind chill values as low as -20. Blustery, with a north northeast wind 16 to 21 mph becoming northwest 24 to 29 mph in the morning. Winds could gust as high as 38 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

Tuesday Night

A 50 percent chance of snow. Areas of blowing snow. Mostly cloudy, with a low around -13. Blustery, with a north wind 22 to 26 mph, with gusts as high as 31 mph. New snow accumulation of less than one inch possible.

Wednesday

A 50 percent chance of snow. Patchy blowing snow before 11am. Mostly cloudy and cold, with a high near -6. Blustery, with a north northeast wind 18 to 22 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 -15. Northeast wind 16 to 20 mph, with gusts as high as 25 mph. New snow accumulation of less than a half inch possible.

Thursday

A chance of snow. Partly sunny, with a high near 6. Southwest wind 15 to 20 mph, with gusts as high as 29 mph.

Thursday Night

A chance of snow. Mostly cloudy, with a low around 0.

Friday

A chance of snow. Partly sunny, with a high near 13. Breezy.

Friday Night

A chance of snow. Mostly cloudy, with a low around 2. Breezy.

Saturday

A chance of snow. Partly sunny, with a high near 14.

Saturday Night

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