Severe Thunderstorm and Heavy Rainfall Threat Tonight; Heat Continues on Tuesday Across the Eastern U.S.
Severe weather and flash flooding threats continue across the Central Plains and Midwest into tonight. Very large hail, strong tornadoes and damaging winds are expected. An early season heat wave will continue to challenge temperature records across the eastern U.S. through Wednesday. Read More >
Current conditions at
Boeing Field - King County International Airport (KBFI)
Lat: 47.54548°NLon: 122.3147°WElev: 20.0ft.
Mostly Cloudy
55°F
13°C
| Humidity | 71% |
| Wind Speed | N 0 MPH |
| Barometer | 30.25 in (1024.38 mb) |
| Dewpoint | 46°F (8°C) |
| Visibility | 10.00 mi |
| Last update | 19 May 01:15 AM PDT |
Extended Forecast for
South Seattle WA
Overnight
Low: 50 °F
Mostly Cloudy
Tuesday
High: 65 °F
Mostly Cloudy
Tuesday Night
Low: 52 °F
Mostly Cloudy
Wednesday
High: 68 °F
Mostly Sunny
Wednesday Night
Low: 51 °F
Mostly Clear
Thursday
High: 74 °F
Mostly Sunny
Thursday Night
Low: 53 °F
Mostly Clear
Friday
High: 73 °F
Sunny
Friday Night
Low: 55 °F
Partly Cloudy
Detailed Forecast
Overnight
Mostly cloudy, with a low around 50. Calm wind.
Tuesday
Mostly cloudy, with a high near 65. South wind around 6 mph becoming calm in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 52. Calm wind.
Wednesday
Mostly sunny, with a high near 68. Calm wind becoming north 5 to 7 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 51. North wind 5 to 8 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 74.
Thursday Night
Mostly clear, with a low around 53.
Friday
Sunny, with a high near 73.
Friday Night
Partly cloudy, with a low around 55.
Saturday
Partly sunny, with a high near 73.
Saturday Night
Partly cloudy, with a low around 52.
Sunday
Partly sunny, with a high near 69.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 51.
Memorial Day
A chance of rain. Partly sunny, with a high near 64.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
South Seattle WA
47.55°N 122.3°W (Elev. 200 ft)
47.55°N 122.3°W (Elev. 200 ft)
11:26 pm PDT May 18, 2026
1am PDT May 19, 2026-6pm PDT May 25, 2026
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