Severe Thunderstorms in Portions of the Mississippi Valley and Great Lakes

A few severe thunderstorms with large hail, are expected across parts of the middle and upper Mississippi River Valley tonight through early morning. Snow and a wintry mix overnight in the Upper Midwest into the Great Lakes can cause hazardous travel conditions. Fire weather concerns continue for a large portion of the central and southern High Plains and Four Corners region this evening. Read More >

Current conditions at

Boeing Field - King County International Airport (KBFI)

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

Clear

45°F

7°C

Humidity 61%
Wind Speed N 0 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 30 Mar 09:35 PM PDT
Extended Forecast for

5 Miles NNW Vashon WA

  • Tonight

    Tonight: Mostly cloudy, with a low around 37. North wind 6 to 9 mph.

    Low: 37 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 56. North wind around 6 mph becoming south in the afternoon.

    High: 56 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain after 11pm.  Mostly cloudy, with a low around 43. South southwest wind 6 to 8 mph.

    Low: 43 °F

    Chance Rain

  • Wednesday

    Wednesday: Rain.  High near 50. South wind 7 to 10 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 50 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain, mainly before 11pm.  Low around 39. South southwest wind 7 to 11 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Rain then
    Chance Rain

  • Thursday

    Thursday: A 50 percent chance of rain.  Partly sunny, with a high near 53.

    High: 53 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 57.

    High: 57 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 37. North wind 6 to 9 mph.
Tuesday
Partly sunny, with a high near 56. North wind around 6 mph becoming south in the afternoon.
Tuesday Night
A 30 percent chance of rain after 11pm. Mostly cloudy, with a low around 43. South southwest wind 6 to 8 mph.
Wednesday
Rain. High near 50. South wind 7 to 10 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Rain, mainly before 11pm. Low around 39. South southwest wind 7 to 11 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
A 50 percent chance of rain. Partly sunny, with a high near 53.
Thursday Night
Mostly cloudy, with a low around 40.
Friday
Partly sunny, with a high near 57.
Friday Night
Partly cloudy, with a low around 40.
Saturday
Mostly sunny, with a high near 59.
Saturday Night
Partly cloudy, with a low around 43.
Sunday
Partly sunny, with a high near 59.
Sunday Night
Mostly cloudy, with a low around 42.
Monday
A chance of rain. Partly sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNW Vashon WA
 47.52°N 122.51°W (Elev. 3 ft)
11:27 am PDT Mar 30, 2026
9pm PDT Mar 30, 2026-6pm PDT Apr 6, 2026
 
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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