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 >

Current conditions at

Ontario Municipal Airport (KONO)

Lat: 44.01424°NLon: 117.00808°WElev: 2185.0ft.

Mostly Cloudy

45°F

7°C

Humidity 89%
Wind Speed NNW 4 MPH
Barometer 30.18 in (1022.01 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 09 Dec 08:53 PM MST
Extended Forecast for

12 Miles W Cambridge ID

  • Tonight

    Tonight: Rain.  Low around 35. West southwest wind 7 to 10 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 35 °F

    Rain

  • Wednesday

    Wednesday: A 30 percent chance of rain before 11am.  Partly sunny, with a high near 43. West southwest wind 7 to 10 mph, with gusts as high as 20 mph.

    High: 43 °F

    Chance Rain
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 35. Southwest wind around 8 mph.

    Low: 35 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of rain and snow between 11am and 2pm, then a slight chance of rain after 2pm.  Snow level 7100 feet rising to 7900 feet. Partly sunny, with a high near 41. West southwest wind 3 to 7 mph.  Chance of precipitation is 20%.

    High: 41 °F

    Slight Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A 20 percent chance of rain before 11pm.  Snow level 8000 feet. Mostly cloudy, with a low around 33. West southwest wind 3 to 6 mph.

    Low: 33 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 36.

    High: 36 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 34.

    High: 34 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

Detailed Forecast

Tonight
Rain. Low around 35. West southwest wind 7 to 10 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
A 30 percent chance of rain before 11am. Partly sunny, with a high near 43. West southwest wind 7 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 35. Southwest wind around 8 mph.
Thursday
A slight chance of rain and snow between 11am and 2pm, then a slight chance of rain after 2pm. Snow level 7100 feet rising to 7900 feet. Partly sunny, with a high near 41. West southwest wind 3 to 7 mph. Chance of precipitation is 20%.
Thursday Night
A 20 percent chance of rain before 11pm. Snow level 8000 feet. Mostly cloudy, with a low around 33. West southwest wind 3 to 6 mph.
Friday
Partly sunny, with a high near 36.
Friday Night
Mostly cloudy, with a low around 28.
Saturday
Mostly sunny, with a high near 34.
Saturday Night
Partly cloudy, with a low around 29.
Sunday
A 20 percent chance of snow. Partly sunny, with a high near 31.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 28.
Monday
A 40 percent chance of snow. Mostly cloudy, with a high near 32.
Monday Night
Snow likely. Mostly cloudy, with a low around 29. Chance of precipitation is 70%.
Tuesday
Snow likely. Partly sunny, with a high near 33. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles W Cambridge ID
 44.6°N 116.92°W (Elev. 7018 ft)
2:04 pm MST Dec 9, 2025
9pm MST Dec 9, 2025-6pm MST Dec 16, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database