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

Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

STEHEKIN-AIRSTRIP (STRW1)

Lat: 48.34694°NLon: 120.72028°WElev: 1230.0ft.

NA

36°F

2°C

Humidity 68%
Wind Speed NNW 3 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility NA
Last update 21 Mar 11:01 PM PDT
Extended Forecast for

Trinity WA

  • Tonight

    Tonight: Mostly clear, with a low around 25. North wind around 7 mph becoming east after midnight.

    Low: 25 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 47. Northwest wind around 6 mph becoming southwest in the afternoon.

    High: 47 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 27. Light northwest wind.

    Low: 27 °F

    Partly Cloudy

  • Monday

    Monday: Increasing clouds, with a high near 52. Light west wind.

    High: 52 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: A chance of rain and snow after 11pm. Mostly cloudy, with a low around 35. Light west wind. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    Low: 35 °F

    Chance
    Rain/Snow

  • Tuesday

    Tuesday: Rain and snow, becoming all rain after 11am. High near 45. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 45 °F

    Rain/Snow
    then Rain

  • Tuesday Night

    Tuesday Night: Rain before 8pm, then rain, possibly mixed with snow. Some thunder is also possible. Low around 28. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Rain/Snow
    then Chance
    Rain/Snow

  • Wednesday

    Wednesday: Snow likely. Mostly cloudy, with a high near 42. Chance of precipitation is 70%.

    High: 42 °F

    Snow Likely

  • Wednesday Night

    Wednesday Night: Snow likely, mainly before 11pm. Mostly cloudy, with a low around 24. Chance of precipitation is 60%.

    Low: 24 °F

    Snow Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 25. North wind around 7 mph becoming east after midnight.
Sunday
Sunny, with a high near 47. Northwest wind around 6 mph becoming southwest in the afternoon.
Sunday Night
Partly cloudy, with a low around 27. Light northwest wind.
Monday
Increasing clouds, with a high near 52. Light west wind.
Monday Night
A chance of rain and snow after 11pm. Mostly cloudy, with a low around 35. Light west wind. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Tuesday
Rain and snow, becoming all rain after 11am. High near 45. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Tuesday Night
Rain before 8pm, then rain, possibly mixed with snow. Some thunder is also possible. Low around 28. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Wednesday
Snow likely. Mostly cloudy, with a high near 42. Chance of precipitation is 70%.
Wednesday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 24. Chance of precipitation is 60%.
Thursday
A 40 percent chance of snow. Partly sunny, with a high near 43.
Thursday Night
A 20 percent chance of snow. Partly cloudy, with a low around 22.
Friday
A 20 percent chance of snow. Mostly sunny, with a high near 48.
Friday Night
Partly cloudy, with a low around 27.
Saturday
A slight chance of rain and snow. Mostly sunny, with a high near 51. Chance of precipitation is 10%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Trinity WA
 48.08°N 120.84°W (Elev. 3346 ft)
Last Update:
9:02 pm PDT Mar 21, 2026
Forecast Valid:
11pm PDT Mar 21, 2026-6pm PDT Mar 28, 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