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

Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Current conditions at

Stevens Pass - Tye Mill (STS54)

Lat: 47.73163°NLon: 121.0853°WElev: 5180.0ft.

NA

59°F

15°C

Humidity NA
Wind Speed WSW 2 MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

15 Miles WSW Trinity WA

  • Overnight

    Overnight: Clear, with a low around 48. East wind around 5 mph.

    Low: 48 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 64. Light and variable wind becoming south around 5 mph in the afternoon.

    High: 64 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 48. Light and variable wind becoming east 5 to 8 mph in the evening.

    Low: 48 °F

    Mostly Clear

  • Monday

    Monday: Increasing clouds, with a high near 61. Light and variable wind becoming west 5 to 8 mph in the afternoon.

    High: 61 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: Partly cloudy, with a low around 42. Northwest wind 6 to 8 mph.

    Low: 42 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 46.

    High: 46 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Clear, with a low around 48. East wind around 5 mph.
Sunday
Sunny, with a high near 64. Light and variable wind becoming south around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 48. Light and variable wind becoming east 5 to 8 mph in the evening.
Monday
Increasing clouds, with a high near 61. Light and variable wind becoming west 5 to 8 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 42. Northwest wind 6 to 8 mph.
Tuesday
Mostly sunny, with a high near 51.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
Partly sunny, with a high near 46.
Wednesday Night
Mostly cloudy, with a low around 36.
Thursday
Partly sunny, with a high near 48.
Thursday Night
A 40 percent chance of showers. Cloudy, with a low around 39.
Friday
Showers likely. Mostly cloudy, with a high near 42. Chance of precipitation is 60%.
Friday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 34.
Saturday
A 20 percent chance of showers. Partly sunny, with a high near 43.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
15 Miles WSW Trinity WA
 47.97°N 121.16°W (Elev. 5226 ft)
Last Update:
2:21 am PDT Sep 20, 2026
Forecast Valid:
3am PDT Sep 20, 2026-6pm PDT Sep 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