Significant and Catastrophic Flooding in the Pacific Northwest; Very Cold Temperatures in the Northern Plains

The atmospheric river over the Pacific Northwest will begin to subside today, but lingering rainfall will exacerbate ongoing catastrophic major river flooding, and landslides will continue across portions of western Washington and northwest Oregon for several days. Arctic air will plummet southward into the Northern Plains today, bringing cold air in the single digits to the region by Friday. Read More >

Current conditions at

Ririe (ITD18)

Lat: 43.6111°NLon: 111.70531°WElev: 5106.0ft.

NA

46°F

8°C

Humidity 55%
Wind Speed NE 3 MPH
Barometer NA
Dewpoint 30°F (-1°C)
Visibility 1.24 mi
Last update 11 Dec 05:45 AM MST
Extended Forecast for

2 Miles S Swan Valley ID

  • Today

    Today: Patchy fog before 1pm.  Otherwise, mostly sunny, with a high near 47. Southeast wind 8 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 22 mph.

    High: 47 °F

    Patchy Fog

  • Tonight

    Tonight: A slight chance of rain between 2am and 4am.  Snow level 7200 feet. Partly cloudy, with a low around 31. East southeast wind 6 to 8 mph.  Chance of precipitation is 20%.

    Low: 31 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Friday

    Friday: A 20 percent chance of rain before 11am.  Snow level 6500 feet rising to 7500 feet in the afternoon. Mostly sunny, with a high near 45. Southeast wind around 8 mph becoming south southwest in the afternoon.

    High: 45 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 28. South wind 7 to 9 mph.

    Low: 28 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 47. South wind 5 to 8 mph.

    High: 47 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 26.

    Low: 26 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

Detailed Forecast

Today
Patchy fog before 1pm. Otherwise, mostly sunny, with a high near 47. Southeast wind 8 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 22 mph.
Tonight
A slight chance of rain between 2am and 4am. Snow level 7200 feet. Partly cloudy, with a low around 31. East southeast wind 6 to 8 mph. Chance of precipitation is 20%.
Friday
A 20 percent chance of rain before 11am. Snow level 6500 feet rising to 7500 feet in the afternoon. Mostly sunny, with a high near 45. Southeast wind around 8 mph becoming south southwest in the afternoon.
Friday Night
Partly cloudy, with a low around 28. South wind 7 to 9 mph.
Saturday
Mostly sunny, with a high near 47. South wind 5 to 8 mph.
Saturday Night
Mostly clear, with a low around 26.
Sunday
Sunny, with a high near 50.
Sunday Night
Mostly clear, with a low around 27.
Monday
Mostly sunny, with a high near 49.
Monday Night
A slight chance of rain before 8pm, then a chance of rain and snow. Snow level 6600 feet. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.
Tuesday
Rain likely. Snow level 6900 feet. Mostly cloudy, with a high near 45. Chance of precipitation is 60%.
Tuesday Night
Rain likely, possibly mixed with snow. Snow level 7000 feet lowering to 6400 feet after midnight . Mostly cloudy, with a low around 33. Chance of precipitation is 60%.
Wednesday
Rain and snow likely. Snow level 6000 feet lowering to 5400 feet in the afternoon . Mostly cloudy, with a high near 43. Breezy. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Swan Valley ID
 43.42°N 111.31°W (Elev. 5397 ft)
4:31 am MST Dec 11, 2025
6am MST Dec 11, 2025-6pm MST Dec 17, 2025
 
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Additional Resources

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