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

Early Heat Wave in the West; Fire Concerns in the Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Elevated to critical fire weather conditions are expected today across the High Plains and southern Plains. Lake effect snow downwind of the Great Lakes will taper off today. Read More >

Hazardous Weather Conditions

Current conditions at

SAWMILL FLATS (MEFW1)

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

NA

54°F

12°C

Humidity 64%
Wind Speed NNW 3 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Last update 17 Mar 04:25 PM PDT
Extended Forecast for

Chinook Pass WA

  • This Afternoon

    This Afternoon: Rain. High near 41. South wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 41 °F

    Rain

  • Tonight

    Tonight: Rain, mainly before 11pm. Low around 38. South wind 6 to 8 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 38 °F

    Rain

  • Wednesday

    Wednesday: Rain. High near 41. South wind around 7 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 41 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain. Low around 37. Southwest wind around 7 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Rain

  • Thursday

    Thursday: Rain. High near 43. Southwest wind around 8 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 43 °F

    Rain

  • Thursday Night

    Thursday Night: Rain. Low around 40. Chance of precipitation is 80%.

    Low: 40 °F

    Rain

  • Friday

    Friday: Rain. High near 43. Chance of precipitation is 90%.

    High: 43 °F

    Rain

  • Friday Night

    Friday Night: Rain, possibly mixed with snow before 2am, then a chance of snow. Low around 26. Chance of precipitation is 80%.

    Low: 26 °F

    Rain/Snow
    then Chance
    Rain/Snow

  • Saturday

    Saturday: Snow likely, mainly before 11am. Mostly sunny, with a high near 31. Chance of precipitation is 60%.

    High: 31 °F

    Snow Likely

Detailed Forecast

This Afternoon
Rain. High near 41. South wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain, mainly before 11pm. Low around 38. South wind 6 to 8 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Rain. High near 41. South wind around 7 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain. Low around 37. Southwest wind around 7 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain. High near 43. Southwest wind around 8 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Rain. Low around 40. Chance of precipitation is 80%.
Friday
Rain. High near 43. Chance of precipitation is 90%.
Friday Night
Rain, possibly mixed with snow before 2am, then a chance of snow. Low around 26. Chance of precipitation is 80%.
Saturday
Snow likely, mainly before 11am. Mostly sunny, with a high near 31. Chance of precipitation is 60%.
Saturday Night
A slight chance of snow before 11pm. Partly cloudy, with a low around 23.
Sunday
A slight chance of snow. Mostly sunny, with a high near 37.
Sunday Night
A slight chance of snow. Partly cloudy, with a low around 26.
Monday
A chance of snow. Partly sunny, with a high near 40.
Monday Night
Snow likely. Mostly cloudy, with a low around 29.
Tuesday
Snow. The snow could be heavy at times. Mostly cloudy, with a high near 35.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chinook Pass WA
 46.87°N 121.53°W (Elev. 4823 ft)
Last Update:
4:15 pm PDT Mar 17, 2026
Forecast Valid:
5pm PDT Mar 17, 2026-6pm PDT Mar 24, 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