Tracking a Winter Storm; Unusual Early-Season Heat Wave in the Southwest

A major winter storm will organize across the Northern Plains today and then rapidly strengthen as it moves into the Great Lakes on Sunday. Heavy snow and blowing snow are likely to persist over the Great Lakes into Monday night. Dry and gusty winds will produce a critical fire risk across the central/southern Plains. An early heatwave will begin to intensify over the western U.S. into next week. Read More >

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 NE Chinook Pass WA

Winter Storm Warning March 14, 09:29am until March 14, 11:00am
Click here for hazard details and duration
...
  •  
    Winter Storm Warning March 14, 09:29am until March 14, 11:00am

    NOW until 11:00am Sat

    Winter Storm Warning

  • Today

    High: 24 °F

    Chance Snow
    Showers and
    Blustery

  • Tonight

    Tonight: A 20 percent chance of snow showers before 8pm.  Mostly cloudy, with a low around 13. Wind chill values between 3 and 8. West northwest wind 13 to 18 mph becoming west 7 to 12 mph after midnight. Winds could gust as high as 31 mph.

    Low: 13 °F

    Slight Chance
    Snow Showers
    then Mostly
    Cloudy

  • Sunday

    Sunday: Snow likely after 11am.  Mostly cloudy, with a high near 32. Wind chill values between 5 and 15. East wind 7 to 9 mph becoming south in the afternoon.  Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 32 °F

    Snow Likely

  • Sunday Night

    Sunday Night: Snow before 2am, then a chance of rain and snow.  Low around 30. Wind chill values between 22 and 27. South southwest wind 7 to 11 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, possibly mixed with snow.  High near 42. Southwest wind 11 to 13 mph, with gusts as high as 23 mph.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 42 °F

    Rain/Snow

  • Monday Night

    Monday Night: Rain and snow likely.  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, possibly mixed with snow, becoming all rain after 11am.  High near 43. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 43 °F

    Rain/Snow
    then Rain

  • Tuesday Night

    Tuesday Night: Rain.  Mostly cloudy, with a low around 36.

    Low: 36 °F

    Rain

Detailed Forecast

Today
A 30 percent chance of snow showers, mainly between 11am and 5pm. Partly sunny, with a high near 24. Wind chill values between 2 and 9. Blustery, with a west northwest wind 22 to 25 mph, with gusts as high as 46 mph. Total daytime snow accumulation of 1 to 2 inches possible.
Tonight
A 20 percent chance of snow showers before 8pm. Mostly cloudy, with a low around 13. Wind chill values between 3 and 8. West northwest wind 13 to 18 mph becoming west 7 to 12 mph after midnight. Winds could gust as high as 31 mph.
Sunday
Snow likely after 11am. Mostly cloudy, with a high near 32. Wind chill values between 5 and 15. East wind 7 to 9 mph becoming south in the afternoon. 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. Wind chill values between 22 and 27. South southwest wind 7 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible.
Monday
Rain, possibly mixed with snow. High near 42. Southwest wind 11 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Monday Night
Rain and snow likely. Mostly cloudy, with a low around 33. Chance of precipitation is 60%. Little or no snow accumulation expected.
Tuesday
Rain, possibly mixed with snow, becoming all rain after 11am. High near 43. Chance of precipitation is 90%. Little or no snow accumulation expected.
Tuesday Night
Rain. Mostly cloudy, with a low around 36.
Wednesday
Rain. Cloudy, with a high near 42.
Wednesday Night
Rain. Mostly cloudy, with a low around 36.
Thursday
Rain, possibly mixed with snow. 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. Mostly cloudy, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NE Chinook Pass WA
 46.93°N 121.46°W (Elev. 6322 ft)
8:00 am PDT Mar 14, 2026
9am PDT Mar 14, 2026-6pm PDT Mar 20, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database