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

Long Duration Winter Storm for the Pacific Northwest; Heavy Rains in the Southeast and Hawaii

A long-duration winter storm will impact the Northwest through the weekend. The coastal ranges and lower elevations of the Cascades will have moderate to heavy rain, and periods of heavy snow will impact many mountain passes. Scattered storms and heavy rains may produce localized flash flooding across the central Gulf Coast into the Southeast and Hawaii. Read More >

Hazardous Weather Conditions

Current conditions at

ALPENTAL EXIT (TALPE)

Lat: 47.427°NLon: 121.418°WElev: 2972.0ft.

snow

24°F

-4°C

Humidity 96%
Wind Speed NE 2 MPH
Barometer NA
Dewpoint 23°F (-5°C)
Visibility 0.59 mi
Last update 30 Nov 09:42 PM PST
Extended Forecast for

2 Miles NNW Snoqualmie Pass WA

Flood Watch December 2, 10:00pm until December 7, 04:00am
Winter Storm Warning December 1, 04:00am until December 3, 04:00am
Click here for hazard details and duration
Flood Watch
Winter Storm Warning

  • Tonight

    Tonight: Snow. Low around 24. Wind chill values between 15 and 20. South southwest wind 8 to 10 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 3 to 5 inches possible.

    Snow

    Low: 24 °F

  • Friday

    Friday: Snow. The snow could be heavy at times. High near 32. Wind chill values between 14 and 22. South wind 11 to 17 mph becoming west in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 100%. New snow accumulation of 9 to 13 inches possible.

    Heavy Snow

    High: 32 °F

  • Friday
    Night

    Friday Night: Snow. The snow could be heavy at times. Low around 30. Wind chill values between 19 and 24. Southwest wind 13 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New snow accumulation of 8 to 12 inches possible.

    Heavy Snow

    Low: 30 °F

  • Saturday

    Saturday: Rain and snow. High near 33. Wind chill values between 19 and 24. West wind 18 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Rain/Snow

    High: 33 °F

  • Saturday
    Night

    Saturday Night: Rain and snow. Low around 31. West southwest wind 8 to 10 mph becoming southeast after midnight. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    Rain/Snow

    Low: 31 °F

  • Sunday

    Sunday: Rain and snow. High near 39. Breezy. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Rain/Snow and
    Breezy

    High: 39 °F

  • Sunday
    Night

    Sunday Night: Rain and snow. Snow level 5000 feet. Low around 34. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Rain/Snow

    Low: 34 °F

  • Monday

    Monday: Rain and snow. Snow level 5400 feet rising to 7000 feet in the afternoon. Cloudy, with a high near 39.

    Rain/Snow

    High: 39 °F

  • Monday
    Night

    Monday Night: Rain. Cloudy, with a low around 37.

    Rain

    Low: 37 °F

Detailed Forecast

Tonight
Snow. Low around 24. Wind chill values between 15 and 20. South southwest wind 8 to 10 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 3 to 5 inches possible.
Friday
Snow. The snow could be heavy at times. High near 32. Wind chill values between 14 and 22. South wind 11 to 17 mph becoming west in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 100%. New snow accumulation of 9 to 13 inches possible.
Friday Night
Snow. The snow could be heavy at times. Low around 30. Wind chill values between 19 and 24. Southwest wind 13 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New snow accumulation of 8 to 12 inches possible.
Saturday
Rain and snow. High near 33. Wind chill values between 19 and 24. West wind 18 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Saturday Night
Rain and snow. Low around 31. West southwest wind 8 to 10 mph becoming southeast after midnight. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Sunday
Rain and snow. High near 39. Breezy. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Sunday Night
Rain and snow. Snow level 5000 feet. Low around 34. Chance of precipitation is 90%. Little or no snow accumulation expected.
Monday
Rain and snow. Snow level 5400 feet rising to 7000 feet in the afternoon. Cloudy, with a high near 39.
Monday Night
Rain. Cloudy, with a low around 37.
Tuesday
Rain before 10am, then rain and snow. Cloudy, with a high near 40.
Tuesday Night
Rain and snow. Cloudy, with a low around 34.
Wednesday
Rain and snow. Snow level 5400 feet. Cloudy, with a high near 38.
Wednesday Night
Rain and snow. Mostly cloudy, with a low around 29.
Thursday
Rain and snow. Mostly cloudy, with a high near 33.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
2 Miles NNW Snoqualmie Pass WA
 47.45°N 121.42°W (Elev. 4862 ft)
Last Update:
8:40 pm PST Nov 30, 2023
Forecast Valid:
10pm PST Nov 30, 2023-6pm PST Dec 7, 2023
 
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