| NWS Forecast for: Tukwila WA Issued by: National Weather Service Seattle, WA Last Update: 11:26 pm PDT Sep 13, 2026 | |
| Overnight: Mostly cloudy, with a low around 13. South wind around 14 km/h. Monday: Partly sunny, with a high near 21. South wind 8 to 13 km/h. Monday Night: Increasing clouds, with a low around 12. Light and variable wind becoming southwest 6 to 11 km/h. Tuesday: A 10 percent chance of rain before 7am. Cloudy through mid morning, then gradual clearing, with a high near 20. Light north wind increasing to 8 to 13 km/h in the morning. Tuesday Night: Mostly clear, with a low around 12. North northeast wind 8 to 13 km/h. Wednesday: Sunny, with a high near 23. Wednesday Night: Clear, with a low around 13. Thursday: Sunny, with a high near 24. Thursday Night: Mostly clear, with a low around 13. Friday: Sunny, with a high near 24. Friday Night: Mostly clear, with a low around 13. Saturday: Mostly sunny, with a high near 23. Saturday Night: Mostly clear, with a low around 13. Sunday: Mostly sunny, with a high near 23. | |
| Tukwila WA 47.48°N 122.28°W (Elev. 200 m) | |
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