Severe Thunderstorm, Flooding, and Winter Weather Threats on Tuesday

Scattered severe thunderstorms are forecast Tuesday from the southern Plains into the southern Great Lakes vicinity. Thunderstorms may also produce heavy to excessive rain that could pose a flooding threat from central Texas into southern Oklahoma and northern Missouri into southern Michigan. A heavy wintry mix is forecast for the Great Lakes into northern Maine. Read More >

Hazardous Weather Conditions

High Wind Watch in effect from March 11, 06:00 PM MDT until March 12, 06:00 PM MDT
Winter Storm Watch in effect from March 11, 06:00 PM MDT until March 13, 06:00 PM MDT

Current conditions at

USCRN SITE NEAR ST. MARY 1SSW (MRYM8)

Lat: 48.74111°NLon: 113.43306°WElev: 4550.0ft.

21°F

-6°C

Humidity	84%
Wind Speed	NA 2 MPH
Barometer	NA
Dewpoint	17°F (-8°C)
Visibility	NA
Last update	10 Mar 09:10 AM MDT

More Information:

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

Extended Forecast for

6 Miles W St Mary MT

Winter Storm Watch March 11, 06:00pm until March 13, 06:00pm

High Wind Watch March 11, 06:00pm until March 12, 06:00pm

Click here for hazard details and duration

Winter Storm Watch

High Wind Watch

Today
High: 17 °F
Snow Likely
and Breezy
Tonight
Low: 12 °F
Chance Snow
and Breezy
Wednesday
High: 24 °F
Snow and
Breezy
Wednesday Night
Low: 22 °F
Heavy Snow
and Blowing
Snow
Thursday
High: 27 °F
Heavy Snow
and Blowing
Snow
Thursday Night
Low: 17 °F
Heavy Snow
and Windy
Friday
High: 22 °F
Heavy Snow
Friday Night
Low: 7 °F
Heavy Snow
Saturday
High: 16 °F
Heavy Snow

Detailed Forecast

Today

Snow likely, mainly before 2pm. Partly sunny, with a high near 17. Wind chill values as low as -10. Breezy, with a west wind 18 to 22 mph, with gusts as high as 39 mph. Chance of precipitation is 70%. Total daytime snow accumulation of 1 to 3 inches possible.

Tonight

A chance of snow before 9pm, then a chance of snow after 1am. Partly cloudy, with a low around 12. Wind chill values as low as -5. Breezy, with a west southwest wind 20 to 22 mph, with gusts as high as 39 mph. Chance of precipitation is 50%. New snow accumulation of 1 to 2 inches possible.

Wednesday

Snow. High near 24. Wind chill values as low as -5. Breezy, with a west southwest wind 22 to 26 mph, with gusts as high as 49 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.

Wednesday Night

Snow. The snow could be heavy at times. Widespread blowing snow. Low around 22. Windy, with a west southwest wind 24 to 29 mph increasing to 32 to 37 mph after midnight. Winds could gust as high as 60 mph. Chance of precipitation is 100%. New snow accumulation of 8 to 12 inches possible.

Thursday

Snow. The snow could be heavy at times. Widespread blowing snow. High near 27. Windy, with a west southwest wind 37 to 44 mph, with gusts as high as 70 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

Thursday Night

Snow. The snow could be heavy at times. Low around 17. Windy, with a west wind 25 to 30 mph decreasing to 15 to 20 mph after midnight. Winds could gust as high as 50 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

Friday

Snow. The snow could be heavy at times. High near 22. West wind 14 to 17 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New snow accumulation of 10 to 14 inches possible.

Friday Night

Snow. The snow could be heavy at times. Cloudy, with a low around 7. West wind 11 to 16 mph, with gusts as high as 33 mph.

Saturday

Snow. The snow could be heavy at times. Cloudy, with a high near 16.

Saturday Night

A chance of snow, mainly before midnight. Mostly cloudy, with a low around 5.

Sunday

A slight chance of snow. Mostly cloudy, with a high near 21.

Sunday Night

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

Monday

A chance of snow. Mostly cloudy, with a high near 33. Windy.