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

Mt. Margaret (ITDD1)

Lat: 46.93189°NLon: 116.69939°WElev: 2621.0ft.

Rain

44°F

7°C

Humidity 79%
Wind Speed SW 3 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility 1.24 mi
Last update 08 Dec 10:45 AM PST
Extended Forecast for

11 Miles ENE Onaway ID

Wind Advisory December 8, 07:00pm until December 9, 07:00am
Click here for hazard details and duration
Wind Advisory
  • Today

    Today: Rain.  High near 48. South wind 6 to 8 mph.  Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 48 °F

    Rain

  • Tonight

    Tonight: Rain.  Low around 41. Breezy, with a west wind 13 to 21 mph, with gusts as high as 33 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 41 °F

    Rain and
    Breezy

  • Tuesday

    Tuesday: Rain and snow, becoming all rain after 9am.  Snow level 4100 feet. Temperature rising to near 44 by noon, then falling to around 40 during the remainder of the day. Southwest wind 6 to 13 mph, with gusts as high as 21 mph.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 44 °F

    Rain/Snow
    then Rain

  • Tuesday Night

    Tuesday Night: Rain.  Snow level 4600 feet rising to 6500 feet after midnight. Low around 39. Southwest wind 3 to 6 mph.  Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 39 °F

    Rain

  • Wednesday

    Wednesday: Rain.  High near 49. West wind 7 to 9 mph, with gusts as high as 23 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 49 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain.  Low around 43. Chance of precipitation is 80%.

    Low: 43 °F

    Rain

  • Thursday

    Thursday: Rain.  High near 49. Chance of precipitation is 80%.

    High: 49 °F

    Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly before 10pm.  Mostly cloudy, with a low around 44. Chance of precipitation is 60%.

    Low: 44 °F

    Rain Likely

  • Friday

    Friday: A 30 percent chance of rain, mainly before 10am.  Mostly cloudy, with a high near 51.

    High: 51 °F

    Chance Rain

Detailed Forecast

Today
Rain. High near 48. South wind 6 to 8 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Tonight
Rain. Low around 41. Breezy, with a west wind 13 to 21 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
Rain and snow, becoming all rain after 9am. Snow level 4100 feet. Temperature rising to near 44 by noon, then falling to around 40 during the remainder of the day. Southwest wind 6 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Tuesday Night
Rain. Snow level 4600 feet rising to 6500 feet after midnight. Low around 39. Southwest wind 3 to 6 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday
Rain. High near 49. West wind 7 to 9 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Rain. Low around 43. Chance of precipitation is 80%.
Thursday
Rain. High near 49. Chance of precipitation is 80%.
Thursday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 44. Chance of precipitation is 60%.
Friday
A 30 percent chance of rain, mainly before 10am. Mostly cloudy, with a high near 51.
Friday Night
Mostly cloudy, with a low around 40.
Saturday
A 20 percent chance of rain. Partly sunny, with a high near 49.
Saturday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 39.
Sunday
A 50 percent chance of rain. Snow level 5300 feet. Mostly cloudy, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles ENE Onaway ID
 46.98°N 116.67°W (Elev. 2799 ft)
9:23 am PST Dec 8, 2025
11am PST Dec 8, 2025-6pm PST Dec 14, 2025
 
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Additional Resources

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