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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

Boeing Field - King County International Airport (KBFI)

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

Clear

72°F

22°C

Humidity 43%
Wind Speed NW 9 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 06 Sep 01:35 PM PDT
Extended Forecast for

4 Miles N Vashon WA

  • This Afternoon

    This Afternoon: Sunny, with a high near 66. North wind around 8 mph.

    High: 66 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 54. Calm wind becoming south 5 to 8 mph after midnight.

    Low: 54 °F

    Increasing
    Clouds

  • Labor Day

    Labor Day: Mostly cloudy, with a high near 64. South southeast wind 5 to 9 mph.

    High: 64 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 53. North wind 3 to 5 mph.

    Low: 53 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 66. North wind 5 to 13 mph.

    High: 66 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 67.

    High: 67 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 66. North wind around 8 mph.
Tonight
Increasing clouds, with a low around 54. Calm wind becoming south 5 to 8 mph after midnight.
Labor Day
Mostly cloudy, with a high near 64. South southeast wind 5 to 9 mph.
Monday Night
Mostly cloudy, with a low around 53. North wind 3 to 5 mph.
Tuesday
Mostly sunny, with a high near 66. North wind 5 to 13 mph.
Tuesday Night
Mostly clear, with a low around 54.
Wednesday
Sunny, with a high near 69.
Wednesday Night
Mostly clear, with a low around 55.
Thursday
Partly sunny, with a high near 67.
Thursday Night
Mostly cloudy, with a low around 54.
Friday
Partly sunny, with a high near 64.
Friday Night
A slight chance of rain. Partly cloudy, with a low around 52.
Saturday
Mostly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Vashon WA
 47.5°N 122.45°W (Elev. 0 ft)
Last Update:
12:25 pm PDT Sep 6, 2026
Forecast Valid:
1pm PDT Sep 6, 2026-6pm PDT Sep 12, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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Chance of Precipitation