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

Tracking Late Season Winter Storms; Unusual Early-Season Heat Wave in the Southwest

Heavy snow and high winds continue in the Great Lakes and Northeast. A moderate atmospheric river will continue to bring heavy precipitation to the Pacific Northwest and northern Rockies. A major winter storm will develop across the northern High Plains tonight into Saturday and rapidly strengthen as it moves into the Great Lakes on Sunday. Above-average temperatures expected in the Southwest. Read More >

Hazardous Weather Conditions

Current conditions at

White Pass (TWHIT)

Lat: 46.638°NLon: 121.39°WElev: 4498.0ft.

unknown precip

36°F

2°C

Humidity NA
Wind Speed W 9 MPH
Barometer NA
Dewpoint N/A
Visibility 1.24 mi
Wind Chill29°F (-2°C)
Last update NA
Extended Forecast for

5 Miles NNE Chinook Pass WA

Winter Storm Warning March 14, 03:23am until March 14, 11:00am
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning March 14, 03:23am until March 14, 11:00am

    NOW until 11:00am Sat

    Winter Storm Warning

  • Overnight

    Low: 17 °F

    Chance Snow
    Showers

  • Saturday

    Saturday: Snow showers likely, mainly before 11am. Partly sunny, with a high near 24. Wind chill values between 2 and 10. Blustery, with a west northwest wind 18 to 22 mph, with gusts as high as 45 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 24 °F

    Snow Showers
    Likely then
    Chance Snow
    Showers and
    Blustery

  • Saturday Night

    Saturday Night: A 20 percent chance of snow showers before 8pm. Mostly cloudy, with a low around 14. Wind chill values between 5 and 10. West northwest wind 5 to 14 mph becoming south after midnight. Winds could gust as high as 30 mph.

    Low: 14 °F

    Slight Chance
    Snow Showers
    then Mostly
    Cloudy

  • Sunday

    Sunday: Snow likely after 11am. Mostly cloudy, with a high near 33. Wind chill values between 7 and 17. South wind 6 to 8 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 33 °F

    Snow Likely

  • Sunday Night

    Sunday Night: Snow before 2am, then a chance of rain and snow. Low around 30. South southwest wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible.

    Low: 30 °F

    Snow then
    Chance
    Rain/Snow

  • Monday

    Monday: Rain likely, possibly mixed with snow before 8am, then rain. High near 44. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 44 °F

    Rain/Snow
    then Rain

  • Monday Night

    Monday Night: Rain likely before 11pm, then rain likely, possibly mixed with snow. Mostly cloudy, with a low around 33. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 33 °F

    Rain/Snow
    Likely

  • Tuesday

    Tuesday: Rain. Cloudy, with a high near 43.

    High: 43 °F

    Rain

Detailed Forecast

Overnight
A 30 percent chance of snow showers, mainly after 5am. Mostly cloudy, with a low around 17. Wind chill values between 6 and 11. West northwest wind around 18 mph, with gusts as high as 37 mph. Total nighttime snow accumulation of 4 to 8 inches possible.
Saturday
Snow showers likely, mainly before 11am. Partly sunny, with a high near 24. Wind chill values between 2 and 10. Blustery, with a west northwest wind 18 to 22 mph, with gusts as high as 45 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Saturday Night
A 20 percent chance of snow showers before 8pm. Mostly cloudy, with a low around 14. Wind chill values between 5 and 10. West northwest wind 5 to 14 mph becoming south after midnight. Winds could gust as high as 30 mph.
Sunday
Snow likely after 11am. Mostly cloudy, with a high near 33. Wind chill values between 7 and 17. South wind 6 to 8 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Sunday Night
Snow before 2am, then a chance of rain and snow. Low around 30. South southwest wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible.
Monday
Rain likely, possibly mixed with snow before 8am, then rain. High near 44. Chance of precipitation is 80%. Little or no snow accumulation expected.
Monday Night
Rain likely before 11pm, then rain likely, possibly mixed with snow. Mostly cloudy, with a low around 33. Chance of precipitation is 60%. Little or no snow accumulation expected.
Tuesday
Rain. Cloudy, with a high near 43.
Tuesday Night
Rain. Mostly cloudy, with a low around 36.
Wednesday
Rain. Cloudy, with a high near 43.
Wednesday Night
Rain. Mostly cloudy, with a low around 36.
Thursday
Rain. Mostly cloudy, with a high near 44.
Thursday Night
Rain and snow likely. Mostly cloudy, with a low around 36.
Friday
Rain and snow likely. Partly sunny, with a high near 45.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Chinook Pass WA
 46.93°N 121.49°W (Elev. 5233 ft)
Last Update:
2:25 am PDT Mar 14, 2026
Forecast Valid:
3am PDT Mar 14, 2026-6pm PDT Mar 20, 2026
 
Forecast Discussion
 
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Additional Resources

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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