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

Thunderstorms and Heavy Rainfall in the Southeast, Montana, and Iowa; Lowell Begins to Impact Hawaii

Strong thunderstorms with damaging winds and heavy rain are expected across portions of the Southeast. Thunderstorms may produce large hail across portions of Montana. Heavy rainfall could produce flash flooding across Iowa and vulnerable areas in Utah. Lowell will bring heavy rain, dangerous swells and rip currents to portions of Hawaii. Sweltering heat persists across the South-Central US. Read More >

Current conditions at

STEHEKIN-AIRSTRIP (STRW1)

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

NA

73°F

23°C

Humidity 35%
Wind Speed SSE 7 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Last update 06 Sep 02:01 PM PDT
Extended Forecast for

Trinity WA

  • This Afternoon

    This Afternoon: Partly sunny, with a steady temperature around 69. Northwest wind 3 to 5 mph.

    High: 69 °F

    Partly Sunny

  • Tonight

    Tonight: A 20 percent chance of showers. Mostly cloudy, with a low around 45. Northwest wind 5 to 8 mph.

    Low: 45 °F

    Slight Chance
    Showers

  • Labor Day

    Labor Day: Mostly sunny, with a high near 65. Northwest wind around 8 mph.

    High: 65 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 45. Northwest wind 5 to 7 mph.

    Low: 45 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 76. Light and variable wind.

    High: 76 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a steady temperature around 69. Northwest wind 3 to 5 mph.
Tonight
A 20 percent chance of showers. Mostly cloudy, with a low around 45. Northwest wind 5 to 8 mph.
Labor Day
Mostly sunny, with a high near 65. Northwest wind around 8 mph.
Monday Night
Mostly cloudy, with a low around 45. Northwest wind 5 to 7 mph.
Tuesday
Sunny, with a high near 76. Light and variable wind.
Tuesday Night
Mostly clear, with a low around 49.
Wednesday
Sunny, with a high near 80.
Wednesday Night
Mostly clear, with a low around 50.
Thursday
Mostly sunny, with a high near 73.
Thursday Night
Partly cloudy, with a low around 45.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 67.
Friday Night
A 20 percent chance of showers. Partly cloudy, with a low around 45.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 69.
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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:
2:36 pm PDT Sep 6, 2026
Forecast Valid:
2pm PDT Sep 6, 2026-6pm PDT Sep 12, 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