Prolonged Atmospheric River in the Northwest; Snow in the North-Central US

A prolonged atmospheric river will bring heavy rainfall which may lead to widespread urban and river flooding, heavy mountain snow, along with gusty winds to the Pacific Northwest into the northern Rockies through much of the week. A clipper will bring a period of snow across the upper Midwest and the Great Lakes into Tuesday, before a stronger system bring more wintry impacts. Read More >

Current conditions at

Yakima Air Terminal - McAllister Field (KYKM)

Lat: 46.56402°NLon: 120.53484°WElev: 1043.0ft.

Clear

55°F

13°C

Humidity 58%
Wind Speed N 0 MPH
Barometer 29.83 in (1010.16 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 08 Dec 11:35 PM PST
Extended Forecast for

17 Miles WNW White Swan WA

Flood Watch until December 12, 07:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch until December 12, 07:00am

    NOW until 7:00am Fri

    Flood Watch

  • Tonight

    Low: 37 °F

    Heavy Rain
    and Windy

  • Tuesday

    Tuesday: Rain and snow before 10am, then a chance of rain between 10am and 1pm, then rain, possibly mixed with snow after 1pm.  High near 46. West wind 6 to 11 mph becoming south in the afternoon. Winds could gust as high as 26 mph.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 46 °F

    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain, possibly mixed with snow, becoming all rain after 7pm.  Temperature rising to around 48 by 1am. West wind 7 to 16 mph, with gusts as high as 41 mph.  Chance of precipitation is 100%. Little or no snow accumulation expected.

    Low: 37 °F

    Rain/Snow
    then Rain

  • Wednesday

    Wednesday: Rain.  High near 52. Breezy, with a west wind 18 to 22 mph, with gusts as high as 45 mph.  Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 52 °F

    Rain and
    Breezy

  • Wednesday Night

    Wednesday Night: Rain.  Low around 45. West wind 14 to 18 mph, with gusts as high as 41 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 45 °F

    Rain

  • Thursday

    Thursday: Rain, mainly before 10am.  High near 50. Chance of precipitation is 80%.

    High: 50 °F

    Rain then
    Chance Rain

  • Thursday Night

    Thursday Night: A 30 percent chance of rain before 10pm.  Mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance Rain
    then Mostly
    Cloudy

  • Friday

    Friday: Partly sunny, with a high near 50.

    High: 50 °F

    Partly Sunny

Detailed Forecast

Tonight
Rain. The rain could be heavy at times. Low around 37. Windy, with a west wind 23 to 30 mph, with gusts as high as 65 mph. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.
Tuesday
Rain and snow before 10am, then a chance of rain between 10am and 1pm, then rain, possibly mixed with snow after 1pm. High near 46. West wind 6 to 11 mph becoming south in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Tuesday Night
Rain, possibly mixed with snow, becoming all rain after 7pm. Temperature rising to around 48 by 1am. West wind 7 to 16 mph, with gusts as high as 41 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Wednesday
Rain. High near 52. Breezy, with a west wind 18 to 22 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday Night
Rain. Low around 45. West wind 14 to 18 mph, with gusts as high as 41 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Rain, mainly before 10am. High near 50. Chance of precipitation is 80%.
Thursday Night
A 30 percent chance of rain before 10pm. Mostly cloudy, with a low around 43.
Friday
Partly sunny, with a high near 50.
Friday Night
Partly cloudy, with a low around 40.
Saturday
A slight chance of rain after 10am. Mostly sunny, with a high near 51.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 38.
Sunday
A chance of rain. Partly sunny, with a high near 44.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 37.
Monday
Rain and snow likely. Mostly cloudy, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles WNW White Swan WA
 46.51°N 121.02°W (Elev. 3245 ft)
10:35 pm PST Dec 8, 2025
11pm PST Dec 8, 2025-6pm PST Dec 15, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database