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 >

Current conditions at

Smiths Ferry (ITD36)

Lat: 44.30107°NLon: 116.08926°WElev: 4603.0ft.

Rain

36°F

2°C

Humidity 100%
Wind Speed NW 1 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility 1.24 mi
Last update 08 Dec 01:45 PM MST
Extended Forecast for

20 Miles E Cascade ID

  • This Afternoon

    This Afternoon: Snow.  High near 30. Southwest wind around 15 mph, with gusts as high as 26 mph.  Chance of precipitation is 90%. Total daytime snow accumulation of around 2 inches.

    High: 30 °F

    Snow

  • Tonight

    Tonight: Snow before 5am, then rain and snow.  Low around 30. Breezy, with a southwest wind 16 to 21 mph, with gusts as high as 34 mph.  Chance of precipitation is 100%. New snow accumulation of around 6 inches.

    Low: 30 °F

    Snow then
    Rain/Snow and
    Breezy

  • Tuesday

    Tuesday: Rain and snow, becoming all snow after 8am.  High near 32. Breezy, with a west southwest wind 16 to 21 mph decreasing to 9 to 14 mph in the afternoon. Winds could gust as high as 34 mph.  Chance of precipitation is 100%. New snow accumulation of around 4 inches.

    High: 32 °F

    Rain/Snow and
    Breezy then
    Snow

  • Tuesday Night

    Tuesday Night: Snow before 8pm, then rain and snow between 8pm and 11pm, then rain after 11pm.  Snow level rising to 8600 feet after midnight. Low around 32. Breezy, with a southwest wind 14 to 24 mph, with gusts as high as 33 mph.  Chance of precipitation is 100%. New snow accumulation of around 2 inches.

    Low: 32 °F

    Breezy.
    Rain/Snow
    then Rain

  • Wednesday

    Wednesday: Rain.  Snow level 8500 feet. High near 35. Breezy, with a southwest wind 16 to 23 mph, with gusts as high as 32 mph.  Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 35 °F

    Rain and
    Breezy

  • Wednesday Night

    Wednesday Night: Rain likely.  Snow level 8300 feet. Mostly cloudy, with a low around 33. Breezy.  Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 33 °F

    Rain Likely
    and Breezy

  • Thursday

    Thursday: A 50 percent chance of rain.  Snow level 8100 feet. Partly sunny, with a high near 34.

    High: 34 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A slight chance of rain before 2am, then a slight chance of rain and snow.  Snow level 8100 feet. Mostly cloudy, with a low around 29. Chance of precipitation is 20%.

    Low: 29 °F

    Slight Chance
    Rain then
    Slight Chance
    Rain/Snow

  • Friday

    Friday: Partly sunny, with a high near 35.

    High: 35 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Snow. High near 30. Southwest wind around 15 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. Total daytime snow accumulation of around 2 inches.
Tonight
Snow before 5am, then rain and snow. Low around 30. Breezy, with a southwest wind 16 to 21 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New snow accumulation of around 6 inches.
Tuesday
Rain and snow, becoming all snow after 8am. High near 32. Breezy, with a west southwest wind 16 to 21 mph decreasing to 9 to 14 mph in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 100%. New snow accumulation of around 4 inches.
Tuesday Night
Snow before 8pm, then rain and snow between 8pm and 11pm, then rain after 11pm. Snow level rising to 8600 feet after midnight. Low around 32. Breezy, with a southwest wind 14 to 24 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New snow accumulation of around 2 inches.
Wednesday
Rain. Snow level 8500 feet. High near 35. Breezy, with a southwest wind 16 to 23 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday Night
Rain likely. Snow level 8300 feet. Mostly cloudy, with a low around 33. Breezy. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
A 50 percent chance of rain. Snow level 8100 feet. Partly sunny, with a high near 34.
Thursday Night
A slight chance of rain before 2am, then a slight chance of rain and snow. Snow level 8100 feet. Mostly cloudy, with a low around 29. Chance of precipitation is 20%.
Friday
Partly sunny, with a high near 35.
Friday Night
Partly cloudy, with a low around 24.
Saturday
Mostly sunny, with a high near 36.
Saturday Night
A 20 percent chance of snow. Partly cloudy, with a low around 25.
Sunday
A 30 percent chance of snow. Partly sunny, with a high near 31.
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ABOUT THIS FORECAST

 
Point Forecast:
20 Miles E Cascade ID
 44.51°N 115.62°W (Elev. 7612 ft)
2:04 am MST Dec 8, 2025
2pm MST Dec 8, 2025-6pm MST Dec 14, 2025
 
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Additional Resources

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