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

Hydrologic Outlook

Current conditions at

WEST FORK (WSFM8)

Lat: 45.81556°NLon: 114.25833°WElev: 4420.0ft.

35°F

2°C

Humidity	95%
Wind Speed	SW 3 MPH
Barometer	NA
Dewpoint	34°F (1°C)
Visibility	NA
Last update	10 Dec 03:14 AM MST

More Information:

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

Extended Forecast for

15 Miles W Darby MT

Overnight
Low: 32 °F
Heavy Snow
Wednesday
High: 36 °F
Breezy.
Rain/Snow
then Heavy
Rain
Wednesday Night
Low: 33 °F
Breezy.
Chance Rain
then Chance
Rain/Snow
Thursday
High: 36 °F
Rain/Snow and
Breezy
Thursday Night
Low: 33 °F
Snow and
Breezy
Friday
High: 35 °F
Snow then
Chance Snow
Friday Night
Low: 28 °F
Slight Chance
Snow
Saturday
High: 35 °F
Slight Chance
Snow then
Mostly Sunny
Saturday Night
Low: 26 °F
Partly Cloudy

Detailed Forecast

Overnight

Snow. The snow could be heavy at times. Steady temperature around 32. West southwest wind 17 to 20 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 6 to 10 inches possible.

Wednesday

Rain and snow before 4pm, then a chance of rain after 5pm. The rain could be heavy at times. High near 36. Breezy, with a west southwest wind 23 to 28 mph, with gusts as high as 50 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

Wednesday Night

A chance of rain before 11pm, then a chance of rain and snow after 1am. Mostly cloudy, with a low around 33. Breezy, with a west southwest wind around 24 mph, with gusts as high as 45 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

Thursday

Rain and snow. High near 36. Breezy, with a west southwest wind around 24 mph, with gusts as high as 47 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

Thursday Night

Snow. Low around 33. Breezy, with a west wind 17 to 25 mph, with gusts as high as 43 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

Friday

Snow, mainly before 11am. High near 35. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

Friday Night

A 20 percent chance of snow. Mostly cloudy, with a low around 28.

Saturday

A slight chance of snow before 11am. Mostly sunny, with a high near 35.

Saturday Night

Partly cloudy, with a low around 26.

Sunday

A chance of snow, mainly after 11am. Mostly sunny, with a high near 35.

Sunday Night

A slight chance of snow. Partly cloudy, with a low around 28.