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Lowell to Impact Hawaii; Heat Persists in the South-Central U.S.

Hurricane Lowell is forecast to pass west of Kauai`s coastal waters tonight. Impacts such as high surf and heavy rain could impact all of the islands. Sweltering heat remains across the South-Central Plains and Lower/Middle Mississippi Valley into this week with limited nighttime relief. Periods of moderate to heavy rainfall will be possible through Tuesday morning in the northern Rockies. Read More >

Current conditions at

Boeing Field - King County International Airport (KBFI)

Lat: 47.54548°NLon: 122.3147°WElev: 20.0ft.

Clear

72°F

22°C

Humidity 46%
Wind Speed N 0 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 06 Sep 06:45 PM PDT
Extended Forecast for

Downtown Seattle WA

  • Tonight

    Tonight: Increasing clouds, with a low around 57. Calm wind becoming south around 6 mph after midnight.

    Low: 57 °F

    Increasing
    Clouds

  • Labor Day

    Labor Day: Mostly cloudy, with a high near 69. South wind around 6 mph becoming calm in the afternoon.

    High: 69 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 55. Calm wind.

    Low: 55 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy through mid morning, then gradual clearing, with a high near 72. Calm wind becoming north 5 to 8 mph in the afternoon.

    High: 72 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 56. North wind 5 to 8 mph.

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 71.

    High: 71 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 55.

    Low: 55 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 57. Calm wind becoming south around 6 mph after midnight.
Labor Day
Mostly cloudy, with a high near 69. South wind around 6 mph becoming calm in the afternoon.
Monday Night
Mostly cloudy, with a low around 55. Calm wind.
Tuesday
Mostly cloudy through mid morning, then gradual clearing, with a high near 72. Calm wind becoming north 5 to 8 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 56. North wind 5 to 8 mph.
Wednesday
Sunny, with a high near 76.
Wednesday Night
Mostly clear, with a low around 57.
Thursday
Partly sunny, with a high near 71.
Thursday Night
Mostly cloudy, with a low around 55.
Friday
Partly sunny, with a high near 68.
Friday Night
A slight chance of rain. Partly cloudy, with a low around 54.
Saturday
Mostly sunny, with a high near 70.
Saturday Night
A slight chance of rain. Mostly clear, with a low around 55.
Sunday
Mostly sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Downtown Seattle WA
 47.61°N 122.32°W (Elev. 240 ft)
Last Update:
3:20 pm PDT Sep 6, 2026
Forecast Valid:
7pm PDT Sep 6, 2026-6pm PDT Sep 13, 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