National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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 >

Hazardous Weather Conditions

Current conditions at

SAWMILL FLATS (MEFW1)

Lat: 46.9675°NLon: 121.08444°WElev: 3000.0ft.

NA

40°F

4°C

Humidity 94%
Wind Speed NNE 0 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Last update 09 Dec 03:25 PM PST
Extended Forecast for

White Pass WA

Flood Watch December 9, 04:00pm until December 12, 07:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch December 9, 04:00pm until December 12, 07:00am

    NOW until 7:00am Fri

    Flood Watch

  • This Afternoon

    High: 34 °F

    Heavy Rain

  • Tonight

    Tonight: Rain. The rain could be heavy at times. Temperature rising to around 41 by 4am. West wind 6 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between 3 and 4 inches possible.

    Low: 35 °F⇑

    Heavy Rain

  • Wednesday

    Wednesday: Rain. High near 42. Breezy, with a west wind 21 to 23 mph, with gusts as high as 38 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    High: 42 °F

    Rain and
    Breezy

  • Wednesday Night

    Wednesday Night: Rain. The rain could be heavy at times. Low around 38. Breezy, with a west wind around 23 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    Low: 38 °F

    Heavy Rain
    and Breezy

  • Thursday

    Thursday: Rain before 1pm, then rain, possibly mixed with snow. High near 40. West wind 13 to 20 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 40 °F

    Rain then
    Rain/Snow

  • Thursday Night

    Thursday Night: Rain likely, possibly mixed with snow, becoming all rain after 10pm. Mostly cloudy, with a low around 38. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 38 °F

    Rain/Snow
    Likely then
    Rain Likely

  • Friday

    Friday: A chance of rain and snow before 1pm, then a chance of rain. Mostly cloudy, with a high near 40. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 40 °F

    Chance
    Rain/Snow

  • Friday Night

    Friday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 34.

    Low: 34 °F

    Chance Rain

Detailed Forecast

This Afternoon
Rain. The rain could be heavy at times. Steady temperature around 34. West wind around 5 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Tonight
Rain. The rain could be heavy at times. Temperature rising to around 41 by 4am. West wind 6 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between 3 and 4 inches possible.
Wednesday
Rain. High near 42. Breezy, with a west wind 21 to 23 mph, with gusts as high as 38 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Wednesday Night
Rain. The rain could be heavy at times. Low around 38. Breezy, with a west wind around 23 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Thursday
Rain before 1pm, then rain, possibly mixed with snow. High near 40. West wind 13 to 20 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Thursday Night
Rain likely, possibly mixed with snow, becoming all rain after 10pm. Mostly cloudy, with a low around 38. Chance of precipitation is 70%. Little or no snow accumulation expected.
Friday
A chance of rain and snow before 1pm, then a chance of rain. Mostly cloudy, with a high near 40. Chance of precipitation is 50%. Little or no snow accumulation expected.
Friday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 34.
Saturday
A 20 percent chance of rain. Partly sunny, with a high near 42.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 34.
Sunday
Rain and snow likely. Mostly cloudy, with a high near 37.
Sunday Night
Rain and snow likely. Mostly cloudy, with a low around 33.
Monday
Rain, possibly mixed with snow. Mostly cloudy, with a high near 38.
Monday Night
Rain and snow. Mostly cloudy, with a low around 31.
Tuesday
Snow. Mostly cloudy, with a high near 35.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
White Pass WA
 46.64°N 121.37°W (Elev. 4672 ft)
Last Update:
3:20 pm PST Dec 9, 2025
Forecast Valid:
4pm PST Dec 9, 2025-6pm PST Dec 16, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation