Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

Current conditions at

Boeing Field - King County International Airport (KBFI)

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

Mostly Cloudy

56°F

13°C

Humidity 69%
Wind Speed NNW 6 MPH
Barometer 29.72 in (1006.44 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 12 Apr 12:53 PM PDT
Extended Forecast for

5 Miles NNW Vashon WA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 59. North northeast wind around 5 mph.

    High: 59 °F

    Mostly Sunny

  • Tonight

    Tonight: A 50 percent chance of rain.  Mostly cloudy, with a low around 46. North northeast wind 5 to 9 mph becoming south southwest after midnight.

    Low: 46 °F

    Chance Rain

  • Monday

    Monday: A 40 percent chance of rain.  Mostly cloudy, with a high near 53. South southwest wind around 11 mph.

    High: 53 °F

    Chance Rain

  • Monday Night

    Monday Night: A 40 percent chance of rain.  Mostly cloudy, with a low around 44. South southwest wind 11 to 13 mph.

    Low: 44 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain.  High near 49. South wind 13 to 20 mph, with gusts as high as 25 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 49 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain, mainly before 11pm.  Low around 39. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Rain then
    Chance Rain

  • Wednesday

    Wednesday: A chance of rain, then showers and possibly a thunderstorm after 11am.  High near 49. Chance of precipitation is 80%.

    High: 49 °F

    Showers

  • Wednesday Night

    Wednesday Night: A chance of rain before 11pm.  Mostly cloudy, with a low around 36.

    Low: 36 °F

    Chance Rain
    then Partly
    Cloudy

  • Thursday

    Thursday: A slight chance of rain after 11am.  Mostly sunny, with a high near 54.

    High: 54 °F

    Slight Chance
    Rain

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 59. North northeast wind around 5 mph.
Tonight
A 50 percent chance of rain. Mostly cloudy, with a low around 46. North northeast wind 5 to 9 mph becoming south southwest after midnight.
Monday
A 40 percent chance of rain. Mostly cloudy, with a high near 53. South southwest wind around 11 mph.
Monday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 44. South southwest wind 11 to 13 mph.
Tuesday
Rain. High near 49. South wind 13 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Rain, mainly before 11pm. Low around 39. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A chance of rain, then showers and possibly a thunderstorm after 11am. High near 49. Chance of precipitation is 80%.
Wednesday Night
A chance of rain before 11pm. Mostly cloudy, with a low around 36.
Thursday
A slight chance of rain after 11am. Mostly sunny, with a high near 54.
Thursday Night
Partly cloudy, with a low around 39.
Friday
Partly sunny, with a high near 55.
Friday Night
Mostly cloudy, with a low around 41.
Saturday
Partly sunny, with a high near 58.
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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 Apr 12, 2026
1pm PDT Apr 12, 2026-6pm PDT Apr 18, 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