Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

Hazardous Weather Conditions

Flood Watch in effect from December 8, 05:00 PM MST until December 11, 05:00 PM MST

Current conditions at

ST. REGIS (STGM8)

Lat: 47.30711°NLon: 115.10761°WElev: 2678.0ft.

32°F

0°C

Humidity	95%
Wind Speed	N 0 MPH
Barometer	NA
Dewpoint	31°F (-1°C)
Visibility	NA
Last update	09 Dec 06:02 PM MST

More Information:

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

Extended Forecast for

11 Miles SSW St. Regis MT

Flood Watch until December 11, 05:00pm

Click here for hazard details and duration

Flood Watch

Flood Watch until December 11, 05:00pm
NOW until 5:00pm Thu
Flood Watch
Tonight
Low: 29 °F⇑
Heavy Snow
Wednesday
High: 40 °F
Rain and
Breezy
Wednesday Night
Low: 36 °F
Rain and
Windy
Thursday
High: 39 °F
Rain/Snow and
Breezy
Thursday Night
Low: 36 °F
Rain/Snow
then Snow
Friday
High: 37 °F
Snow then
Rain/Snow
Likely
Friday Night
Low: 33 °F
Chance
Rain/Snow
Saturday
High: 35 °F
Chance Snow

Detailed Forecast

Tonight

Snow, mainly after 9pm. The snow could be heavy at times. Temperature rising to around 36 by 5am. South southwest wind 7 to 12 mph increasing to 16 to 21 mph after midnight. Winds could gust as high as 41 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 3 to 5 inches possible.

Wednesday

Rain. High near 40. Breezy, with a west southwest wind around 29 mph, with gusts as high as 49 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

Wednesday Night

Rain. Low around 36. Windy, with a southwest wind around 31 mph, with gusts as high as 55 mph. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.

Thursday

Rain before 8am, then rain, possibly mixed with snow between 8am and 5pm, then snow after 5pm. Snow level 8000 feet lowering to 6200 feet in the afternoon . High near 39. Breezy, with a west southwest wind 21 to 29 mph, with gusts as high as 49 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

Thursday Night

Snow before 8pm, then rain, possibly mixed with snow between 8pm and 11pm, then snow after 11pm. Low around 36. West southwest wind 13 to 18 mph, with gusts as high as 33 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

Friday

Snow before 2pm, then rain likely. Snow level rising to 6800 feet in the afternoon. High near 37. Chance of precipitation is 80%. Little or no snow accumulation expected.

Friday Night

A chance of rain before 11pm, then a chance of rain and snow. Snow level 6700 feet lowering to 6000 feet after midnight . Mostly cloudy, with a low around 33. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

Saturday

A chance of snow, mainly before 11am. Mostly cloudy, with a high near 35.

Saturday Night

A slight chance of snow after 11pm. Mostly cloudy, with a low around 31.

Sunday

A chance of snow. Mostly cloudy, with a high near 35.

Sunday Night

A chance of snow. Mostly cloudy, with a low around 31.

Monday

A chance of snow. Mostly cloudy, with a high near 36.

Monday Night

Rain and snow. Snow level 6000 feet. Mostly cloudy, with a low around 33.