Heavy Rainfall and Flooding Concerns in the Southwest; Coastal Low to Impact the East Coast

Deep tropical moisture will lead to widespread showers and thunderstorms capable of producing flash flooding through early next week over the Southwest and Four Corners. A coastal storm is expected to impact the southeast U.S. coast and mid-Atlantic regions with flooding, dangerous rip currents, gusty winds and heavy rain up much of the East Coast through early next week. Read More >

Hazardous Weather Conditions

Winter Weather Advisory in effect from October 11, 06:00 PM MDT until October 13, 12:00 PM MDT

Current conditions at

Bearmouth I-90 MP 145.8 (MTBRM)

Lat: 46.71854°NLon: 113.29534°WElev: 3901.0ft.

unknown precip

41°F

5°C

Humidity	89%
Wind Speed	W 4 MPH
Barometer	NA
Dewpoint	38°F (3°C)
Visibility	NA
Wind Chill	38°F (3°C)
Last update	12 Oct 05:45 AM MDT

More Information:

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

Extended Forecast for

10 Miles SSE Greenough MT

Winter Weather Advisory until October 13, 12:00pm

Click here for hazard details and duration

Winter Weather Advisory

Winter Weather Advisory until October 13, 12:00pm
NOW until 12:00pm Mon
Winter Weather Advisory
Today
High: 41 °F
Snow
Tonight
Low: 19 °F
Snow and
Patchy
Blowing Snow
Columbus Day
High: 32 °F
Snow Likely
then Slight
Chance Snow
Monday Night
Low: 22 °F
Mostly Cloudy
then Chance
Snow
Tuesday
High: 42 °F
Chance Snow
then Slight
Chance
Rain/Snow
Tuesday Night
Low: 29 °F
Chance
Rain/Snow and
Patchy Fog
Wednesday
High: 40 °F
Rain/Snow
Likely and
Patchy Fog
Wednesday Night
Low: 29 °F
Rain/Snow
Likely and
Patchy Fog

Detailed Forecast

Today

Snow. High near 41. West southwest wind 6 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. Total daytime snow accumulation of less than a half inch possible.

Tonight

Snow. Patchy blowing snow between midnight and 2am. Low around 19. East wind 10 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

Columbus Day

Snow likely, mainly before noon. Mostly cloudy, with a high near 32. East wind 9 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

Monday Night

A 30 percent chance of snow after midnight. Mostly cloudy, with a low around 22. East wind 10 to 14 mph, with gusts as high as 21 mph. Little or no snow accumulation expected.

Tuesday

A chance of snow before 3pm, then a slight chance of rain. Mostly cloudy, with a high near 42. East wind 5 to 9 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

Tuesday Night

A slight chance of rain before 9pm, then a chance of rain and snow. Patchy fog before 9pm, then patchy fog after 5am. Snow level 7400 feet lowering to 6400 feet after midnight . Otherwise, mostly cloudy, with a low around 29. Chance of precipitation is 40%. Little or no snow accumulation expected.

Wednesday

Rain and snow likely, becoming all rain after 3pm. Patchy fog before noon, then patchy fog after 5pm. Snow level 6300 feet rising to 7100 feet in the afternoon. Otherwise, mostly cloudy, with a high near 40. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

Wednesday Night

A chance of rain before 9pm, then rain and snow likely. Patchy fog before midnight. Snow level 7000 feet lowering to 6200 feet after midnight . Otherwise, mostly cloudy, with a low around 29.

Thursday

A chance of snow before 3pm, then a slight chance of rain and snow. Partly sunny, with a high near 42.

Thursday Night

A slight chance of rain and snow before 9pm, then a chance of snow. Mostly cloudy, with a low around 29.

Friday

A chance of rain and snow. Partly sunny, with a high near 44.

Friday Night

A chance of snow. Mostly cloudy, with a low around 27.

Saturday

A chance of snow. Mostly sunny, with a high near 43.