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

LIBBY (LBBM8)

Lat: 48.40361°NLon: 115.53917°WElev: 2070.0ft.

32°F

0°C

Humidity	99%
Wind Speed	ENE 0 MPH
Barometer	NA
Dewpoint	32°F (0°C)
Visibility	NA
Last update	09 Dec 10:25 PM MST

More Information:

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

Extended Forecast for

22 Miles E Libby 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: 28 °F
Heavy Snow
Wednesday
High: 42 °F
Rain/Snow
then Rain
Wednesday Night
Low: 39 °F
Rain
Thursday
High: 40 °F
Rain then
Rain/Snow
Likely
Thursday Night
Low: 31 °F
Chance
Rain/Snow
then Chance
Snow
Friday
High: 37 °F
Snow then
Rain/Snow
Friday Night
Low: 29 °F
Rain/Snow
Likely
Saturday
High: 35 °F
Chance
Rain/Snow

Detailed Forecast

Tonight

Snow, mainly after midnight. The snow could be heavy at times. Low around 28. South wind 5 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 2 to 4 inches possible.

Wednesday

Snow before 8am, then rain. Snow level rising to 7000 feet in the afternoon. High near 42. West southwest wind 9 to 17 mph, with gusts as high as 43 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

Wednesday Night

Rain. Low around 39. Southwest wind around 18 mph, with gusts as high as 44 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

Thursday

Rain before 2pm, then rain likely, possibly mixed with snow between 2pm and 5pm, then rain likely after 5pm. Snow level 5800 feet lowering to 5000 feet in the afternoon . High near 40. West wind 10 to 15 mph, with gusts as high as 39 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

Thursday Night

A chance of rain before 8pm, then a chance of rain and snow between 8pm and 11pm, then a chance of snow after 11pm. Mostly cloudy, with a low around 31. West southwest wind 5 to 9 mph, with gusts as high as 23 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

Friday

Snow before 2pm, then rain and snow. High near 37. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

Friday Night

Rain and snow likely, mainly before 11pm. Snow level 5700 feet lowering to 5000 feet after midnight . Mostly cloudy, with a low around 29. Chance of precipitation is 60%. Little or no snow accumulation expected.

Saturday

A chance of rain and snow before 8am, then a chance of snow between 8am and 2pm, then a chance of rain and snow after 2pm. Snow level 4300 feet. Mostly cloudy, with a high near 35.

Saturday Night

A chance of rain and snow, mainly after 11pm. Snow level 4800 feet. Mostly cloudy, with a low around 30.

Sunday

A chance of rain and snow. Snow level 4800 feet. Mostly cloudy, with a high near 38.

Sunday Night

A chance of rain and snow. Snow level 5000 feet. Mostly cloudy, with a low around 30.

Monday

Rain and snow likely. Snow level 4900 feet rising to 5500 feet in the afternoon. Mostly cloudy, with a high near 38.

Monday Night

Rain and snow. Mostly cloudy, with a low around 33.

Tuesday

Rain and snow likely. Snow level 5200 feet lowering to 4500 feet in the afternoon . Mostly cloudy, with a high near 38.