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

Early Spring Heat Wave in the Southwest U.S.; Critical Fire Weather in the Central Rockies and Plains

An unusual early Spring heat wave will continue much above-normal temperatures over the Southwest U.S. through early next week. Many locations are likely to set records for the highest-ever March temperature. Periods of critical fire weather will persist from the central Rockies to the central Plains through Saturday as gusty winds and low relative humidity continue. Read More >

Hazardous Weather Conditions

Current conditions at

SAWMILL FLATS (MEFW1)

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

NA

62°F

17°C

Humidity 56%
Wind Speed WNW 3 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Last update 19 Mar 02:25 PM PDT
Extended Forecast for

Chinook Pass WA

  • This Afternoon

    This Afternoon: Rain. High near 41. South wind around 9 mph, with gusts as high as 24 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. Low around 39. South wind around 8 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 39 °F

    Rain

  • Friday

    Friday: Rain. High near 42. Southwest wind around 9 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 42 °F

    Rain

  • Friday Night

    Friday Night: Rain, possibly mixed with snow before 2am, then a chance of snow. Low around 27. South wind 7 to 9 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Rain/Snow
    then Chance
    Rain/Snow

  • Saturday

    Saturday: A 50 percent chance of snow. Mostly sunny, with a high near 32. West wind 7 to 11 mph, with gusts as high as 26 mph. New snow accumulation of less than a half inch possible.

    High: 32 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A 20 percent chance of snow before 11pm. Mostly clear, with a low around 21.

    Low: 21 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of snow. Mostly sunny, with a high near 36.

    High: 36 °F

    Slight Chance
    Snow

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 41.

    High: 41 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Rain. High near 41. South wind around 9 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain. Low around 39. South wind around 8 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Rain. High near 42. Southwest wind around 9 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Friday Night
Rain, possibly mixed with snow before 2am, then a chance of snow. Low around 27. South wind 7 to 9 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Saturday
A 50 percent chance of snow. Mostly sunny, with a high near 32. West wind 7 to 11 mph, with gusts as high as 26 mph. New snow accumulation of less than a half inch possible.
Saturday Night
A 20 percent chance of snow before 11pm. Mostly clear, with a low around 21.
Sunday
A 20 percent chance of snow. Mostly sunny, with a high near 36.
Sunday Night
Mostly cloudy, with a low around 26.
Monday
Mostly cloudy, with a high near 41.
Monday Night
A slight chance of snow before 8pm, then snow likely, possibly mixed with rain. Mostly cloudy, with a low around 31.
Tuesday
Rain and snow. Mostly cloudy, with a high near 37.
Tuesday Night
Rain and snow. The snow could be heavy at times. Mostly cloudy, with a low around 25.
Wednesday
Snow. Partly sunny, with a high near 29.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 21.
Thursday
A chance of snow. Mostly sunny, 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:
2:30 pm PDT Mar 19, 2026
Forecast Valid:
3pm PDT Mar 19, 2026-6pm PDT Mar 26, 2026
 
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