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

Heavy Rainfall and Flooding in the Southwest and Along the East Coast

A multi-day heavy rainfall event is set to begin across New Mexico into west Texas Tuesday through Wednesday. Flash flooding and debris flows in the vicinity of burn scars will also be possible. A strong coastal low will develop offshore of the Mid-Atlantic coast midweek, bringing heavy rainfall, strong winds and coastal flooding to much of the East Coast through Friday. Read More >

Current conditions at

STEHEKIN-AIRSTRIP (STRW1)

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

NA

75°F

24°C

Humidity 51%
Wind Speed SE 0 MPH
Barometer NA
Dewpoint 56°F (13°C)
Visibility NA
Last update 21 Sep 05:01 PM PDT
Extended Forecast for

Trinity WA

  • Tonight

    Tonight: Increasing clouds, with a low around 44. North wind 5 to 9 mph.

    Low: 44 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy through mid morning, then gradual clearing, with a high near 68. Northwest wind 8 to 10 mph.

    High: 68 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 41. Northwest wind 3 to 8 mph.

    Low: 41 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 65. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 65 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 42. West wind around 6 mph becoming calm in the evening.

    Low: 42 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 30 percent chance of rain after 11am. Partly sunny, with a high near 64.

    High: 64 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Showers likely. Mostly cloudy, with a low around 42. Chance of precipitation is 70%.

    Low: 42 °F

    Showers
    Likely

  • Friday

    Friday: Showers likely, with thunderstorms also possible after 11am. Partly sunny, with a high near 56. Chance of precipitation is 60%.

    High: 56 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A 30 percent chance of showers before 11pm. Partly cloudy, with a low around 36.

    Low: 36 °F

    Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 44. North wind 5 to 9 mph.
Tuesday
Mostly cloudy through mid morning, then gradual clearing, with a high near 68. Northwest wind 8 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 41. Northwest wind 3 to 8 mph.
Wednesday
Mostly sunny, with a high near 65. Calm wind becoming west 5 to 7 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 42. West wind around 6 mph becoming calm in the evening.
Thursday
A 30 percent chance of rain after 11am. Partly sunny, with a high near 64.
Thursday Night
Showers likely. Mostly cloudy, with a low around 42. Chance of precipitation is 70%.
Friday
Showers likely, with thunderstorms also possible after 11am. Partly sunny, with a high near 56. Chance of precipitation is 60%.
Friday Night
A 30 percent chance of showers before 11pm. Partly cloudy, with a low around 36.
Saturday
Mostly sunny, with a high near 58.
Saturday Night
Mostly cloudy, with a low around 38.
Sunday
Partly sunny, with a high near 60.
Sunday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 39.
Monday
A 30 percent chance of showers. Partly sunny, with a high near 60.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Trinity WA
 48.08°N 120.84°W (Elev. 3346 ft)
Last Update:
3:47 pm PDT Sep 21, 2026
Forecast Valid:
5pm PDT Sep 21, 2026-6pm PDT Sep 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