Strong Atmospheric River Bringing Heavy Rain to the Pacific Northwest; Areas of Snow in the North-Central and Eastern U.S.

A strong atmospheric river will bring prolonged heavy rainfall along with gusty winds to the Pacific Northwest through much of this week. The heavy rainfall may lead to widespread urban and river flooding. Accumulating snow is expected over parts of the central Appalachians and Mid-Atlantic today as well as the Upper Midwest and the Upper Great Lakes this evening into Tuesday. Read More >

Hazardous Weather Conditions

Current conditions at

Wallace Viaduct (ITD90)

Lat: 47.47432°NLon: 115.90816°WElev: 2792.0ft.

Rain

37°F

3°C

Humidity	100%
Wind Speed	NNE 1 MPH
Barometer	NA
Dewpoint	37°F (3°C)
Visibility	1.24 mi
Last update	08 Dec 09:45 AM PST

More Information:

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

Extended Forecast for

11 Miles S Wallace ID

Wind Advisory December 8, 07:00pm until December 9, 07:00am

Click here for hazard details and duration

Wind Advisory

Today
High: 41 °F
Rain/Snow
Tonight
Low: 35 °F
Heavy Rain
and Breezy
then
Rain/Snow and
Windy
Tuesday
High: 38 °F⇓
Snow and
Breezy then
Snow Likely
Tuesday Night
Low: 34 °F
Snow then
Rain/Snow
Wednesday
High: 40 °F
Rain/Snow
Wednesday Night
Low: 37 °F
Rain/Snow
Thursday
High: 41 °F
Rain/Snow
Thursday Night
Low: 39 °F
Rain/Snow
Likely
Friday
High: 42 °F
Chance Rain

Detailed Forecast

Today

Rain and snow, becoming all rain after 3pm. The rain could be heavy at times. Snow level 5000 feet rising to 6200 feet. High near 41. Southwest wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. Total daytime snow accumulation of less than a half inch possible.

Tonight

Rain before 5am, then rain, possibly mixed with snow. The rain could be heavy at times. Snow level 7200 feet lowering to 6600 feet after midnight . Low around 35. Windy, with a southwest wind 20 to 25 mph, with gusts as high as 41 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

Tuesday

Snow, mainly after 7am. Temperature falling to around 33 by 4pm. Breezy, with a west wind 16 to 21 mph decreasing to 8 to 13 mph in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

Tuesday Night

Snow before 1am, then rain and snow. Snow level rising to 5300 feet after midnight. Low around 34. South wind 7 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

Wednesday

Rain, possibly mixed with snow. Snow level 6000 feet. High near 40. West wind 13 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

Wednesday Night

Rain, possibly mixed with snow. Snow level 5900 feet. Low around 37. Chance of precipitation is 90%. Little or no snow accumulation expected.

Thursday

Rain, possibly mixed with snow. Snow level 5700 feet. High near 41. Chance of precipitation is 90%. Little or no snow accumulation expected.

Thursday Night

Rain likely, possibly mixed with snow. Snow level 6100 feet. Cloudy, with a low around 39. Chance of precipitation is 70%.

Friday

A 50 percent chance of rain, mainly before 4pm. Snow level 6300 feet. Mostly cloudy, with a high near 42.

Friday Night

A slight chance of rain before 10pm, then a slight chance of rain after 4am. Snow level 6400 feet. Mostly cloudy, with a low around 36. Chance of precipitation is 20%.

Saturday

A chance of rain and snow. Snow level 5800 feet. Partly sunny, with a high near 41. Chance of precipitation is 30%.

Saturday Night

A chance of rain and snow. Snow level 5400 feet. Mostly cloudy, with a low around 35. Chance of precipitation is 40%.

Sunday

Rain and snow likely. Snow level 5000 feet. Mostly cloudy, with a high near 39. Chance of precipitation is 60%.