Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds in the North-Central U.S.

A prolonged atmospheric river will continue impacting the Pacific Northwest with heavy rainfall which has lead to areas of urban and river flooding along with gusty winds into Thursday. A clipper will bring heavy snow, some mixed wintry precipitation, and gusty to high winds across the northern Plains, Upper Midwest, and the Great Lakes into Thursday morning. Read More >

Current conditions at

Joseph State Airport AWOS (KJSY)

Lat: 45.355889°NLon: 117.254083°WElev: 4120.0ft.

Rain

40°F

4°C

Humidity 97%
Wind Speed N 0 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint 39°F (4°C)
Visibility 7.00 mi
Last update 09 Dec 01:35 PM PST
Extended Forecast for

19 Miles ESE Union OR

  • This Afternoon

    This Afternoon: Snow. The snow could be heavy at times.  High near 33. West wind around 6 mph.  Chance of precipitation is 100%. Total daytime snow accumulation of 3 to 5 inches possible.

    High: 33 °F

    Heavy Snow

  • Tonight

    Tonight: Rain and snow before 10pm, then rain between 10pm and 4am, then rain likely, possibly mixed with snow after 4am. The snow could be heavy at times.  Snow level 8900 feet rising to 9700 feet after midnight. Temperature rising to around 36 by 5am. West wind 7 to 9 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    Low: 31 °F

    Rain/Snow

  • Wednesday

    Wednesday: Rain and snow likely before 10am, then a chance of snow.  Snow level 8700 feet lowering to 8400 feet in the afternoon . Partly sunny, with a high near 36. West wind 13 to 15 mph, with gusts as high as 30 mph.  Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 36 °F

    Rain/Snow
    Likely then
    Chance Snow

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 31. West wind around 11 mph, with gusts as high as 20 mph.

    Low: 31 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 40 percent chance of snow.  Mostly cloudy, with a high near 34. West wind around 11 mph.

    High: 34 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A 30 percent chance of snow, mainly before 10pm.  Mostly cloudy, with a low around 31.

    Low: 31 °F

    Chance Snow

  • Friday

    Friday: Partly sunny, with a high near 36.

    High: 36 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 34.

    High: 34 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Snow. The snow could be heavy at times. High near 33. West wind around 6 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 3 to 5 inches possible.
Tonight
Rain and snow before 10pm, then rain between 10pm and 4am, then rain likely, possibly mixed with snow after 4am. The snow could be heavy at times. Snow level 8900 feet rising to 9700 feet after midnight. Temperature rising to around 36 by 5am. West wind 7 to 9 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Wednesday
Rain and snow likely before 10am, then a chance of snow. Snow level 8700 feet lowering to 8400 feet in the afternoon . Partly sunny, with a high near 36. West wind 13 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Wednesday Night
Mostly cloudy, with a low around 31. West wind around 11 mph, with gusts as high as 20 mph.
Thursday
A 40 percent chance of snow. Mostly cloudy, with a high near 34. West wind around 11 mph.
Thursday Night
A 30 percent chance of snow, mainly before 10pm. Mostly cloudy, with a low around 31.
Friday
Partly sunny, with a high near 36.
Friday Night
Mostly cloudy, with a low around 27.
Saturday
Mostly sunny, with a high near 34.
Saturday Night
A slight chance of snow after 4am. Partly cloudy, with a low around 26.
Sunday
A chance of snow. Partly sunny, with a high near 31.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 26.
Monday
Snow likely. Mostly cloudy, with a high near 30.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
19 Miles ESE Union OR
 45.13°N 117.47°W (Elev. 8399 ft)
1:30 pm PST Dec 9, 2025
1pm PST Dec 9, 2025-6pm PST Dec 15, 2025
 
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Additional Resources

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Hourly Weather Forecast

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