Unsettled Week for the West; Fire Weather Concerns for Plains

An unsettled week is likely for the Western U.S. as a big storm system off the West Coast shifts into the Southwest and Four Corners region. Expect cooler temperatures, locally heavy rain showers for California coastal areas and widespread heavy mountain snow with lowering snow levels. Meanwhile, several days of critical fire weather concerns are expected for the southern High Plains this week. Read More >

Hazardous Weather Conditions

Winter Weather Advisory in effect from March 8, 05:00 PM MST until March 9, 11:00 AM MST

En Español

Current conditions at

USCRN SITE NEAR ST. MARY 1SSW (MRYM8)

Lat: 48.74111°NLon: 113.43306°WElev: 4550ft.

36°F

2°C

Humidity	20%
Wind Speed	NA NA MPH
Barometer	NA
Dewpoint	-1°F (-18°C)
Visibility	NA
Last update	08 Mar 04:10 PM MST

More Information:

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

Extended Forecast for

5 Miles WSW St Mary MT

Winter Weather Advisory until March 9, 11:00am

Click here for hazard details and duration

Winter Weather Advisory

Winter Weather Advisory until March 9, 11:00am

NOW until
11:00am Tue

Winter Weather Advisory
This
Afternoon

Chance Snow
High: 25 °F
Tonight

Chance Snow
Low: 15 °F
Tuesday

Chance Snow
High: 27 °F
Tuesday
Night

Partly Cloudy
Low: 15 °F
Wednesday

Slight Chance
Snow
High: 25 °F
Wednesday
Night

Chance Snow
Low: 9 °F
Thursday

Mostly Sunny
High: 26 °F
Thursday
Night

Mostly Clear
Low: 15 °F

Detailed Forecast

This Afternoon

A 50 percent chance of snow. Mostly cloudy, with a high near 25. Northeast wind around 10 mph. Total daytime snow accumulation of less than a half inch possible.

Tonight

A 50 percent chance of snow. Mostly cloudy, with a low around 15. Northeast wind 9 to 14 mph. New snow accumulation of less than a half inch possible.

Tuesday

A 30 percent chance of snow, mainly after 11am. Partly sunny, with a high near 27. West wind 7 to 13 mph. New snow accumulation of less than a half inch possible.

Tuesday Night

Partly cloudy, with a low around 15. Wind chill values as low as zero. West southwest wind 14 to 20 mph, with gusts as high as 30 mph.

Wednesday

A 20 percent chance of snow after 11am. Mostly sunny, with a high near 25. West southwest wind 16 to 20 mph, with gusts as high as 30 mph.

Wednesday Night

A 30 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around 9. West wind 13 to 16 mph becoming north northeast after midnight. Winds could gust as high as 23 mph. New snow accumulation of 1 to 3 inches possible.

Thursday

Mostly sunny, with a high near 26. West southwest wind 10 to 17 mph, with gusts as high as 25 mph.

Thursday Night

Mostly clear, with a low around 15. West southwest wind 17 to 20 mph, with gusts as high as 29 mph.

Friday

Sunny, with a high near 29.

Friday Night

Mostly clear, with a low around 18.

Saturday

Sunny, with a high near 33.

Saturday Night

Mostly clear, with a low around 22.