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

Wet and Cool in the East this Memorial Day Weekend; Well Above Normal Temperatures in the Northern Plains

A wet Memorial Day weekend is in store for the East, with widespread rainfall of 1 to more than 2 inches expected from the Gulf Coast to southern New England. Well above normal temperatures are forecast to build across the northern Plains. Another round of heavy to excessive rainfall is expected to impact the western Gulf Coast this weekend with Flood Watches in effect. Read More >

Current conditions at

Boeing Field - King County International Airport (KBFI)

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

Clear

75°F

24°C

Humidity 41%
Wind Speed NW 5 MPH
Barometer 29.86 in (1011.18 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 22 May 04:00 PM PDT
Extended Forecast for

3 Miles NNE South Seattle WA

  • Tonight

    Tonight: Partly cloudy, with a low around 53. North northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 53 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 73. West southwest wind 3 to 6 mph.

    High: 73 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 52. North northeast wind around 6 mph becoming calm in the evening.

    Low: 52 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 72. Light and variable wind becoming south southwest around 5 mph in the afternoon.

    High: 72 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 54. South wind 5 to 8 mph.

    Low: 54 °F

    Mostly Cloudy

  • Memorial Day

    Memorial Day: Rain, mainly after 11am. High near 61. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 61 °F

    Rain

  • Monday Night

    Monday Night: Rain likely, mainly before 11pm. Mostly cloudy, with a low around 49. Chance of precipitation is 70%.

    Low: 49 °F

    Rain Likely
    then Chance
    Rain

  • Tuesday

    Tuesday: A chance of rain after 11am. Partly sunny, with a high near 64.

    High: 64 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 53. North northwest wind 5 to 7 mph becoming calm in the evening.
Saturday
Partly sunny, with a high near 73. West southwest wind 3 to 6 mph.
Saturday Night
Mostly cloudy, with a low around 52. North northeast wind around 6 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 72. Light and variable wind becoming south southwest around 5 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 54. South wind 5 to 8 mph.
Memorial Day
Rain, mainly after 11am. High near 61. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 49. Chance of precipitation is 70%.
Tuesday
A chance of rain after 11am. Partly sunny, with a high near 64.
Tuesday Night
Partly cloudy, with a low around 50.
Wednesday
Partly sunny, with a high near 68.
Wednesday Night
Partly cloudy, with a low around 52.
Thursday
Mostly sunny, with a high near 70.
Thursday Night
Partly cloudy, with a low around 52.
Friday
A slight chance of rain. Partly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE South Seattle WA
 47.59°N 122.28°W (Elev. 3 ft)
Last Update:
3:11 pm PDT May 22, 2026
Forecast Valid:
4pm PDT May 22, 2026-6pm PDT May 29, 2026
 
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Additional Resources

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National Digital Forecast Database

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National Digital Forecast Database Weather Element Forecast

Chance of Precipitation