| NWS Forecast for: Seatac WA Issued by: National Weather Service Seattle, WA Last Update: 2:25 pm PDT Mar 16, 2026 |  |
This Afternoon: Mostly cloudy, with a high near 57. Southwest wind around 9 mph. Tonight: Rain, mainly after 1am. Low around 48. South southwest wind around 9 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible. Tuesday: Rain, mainly after 2pm. High near 54. South southwest wind around 9 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible. Tuesday Night: Rain. Low around 51. South southwest wind 6 to 8 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible. Wednesday: Rain. High near 56. South southwest wind around 9 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible. Wednesday Night: Rain. Low around 51. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible. Thursday: Rain. High near 58. Chance of precipitation is 90%. Thursday Night: Rain. Cloudy, with a low around 51. Friday: Rain. Cloudy, with a high near 58. Friday Night: A chance of rain. Mostly cloudy, with a low around 42. Saturday: A chance of rain. Partly sunny, with a high near 53. Saturday Night: A chance of rain and snow. Mostly cloudy, with a low around 38. Sunday: A chance of rain and snow. Partly sunny, with a high near 53. | |
| Seatac WA 47.44°N 122.3°W (Elev. 358 ft) | |
Visit your local NWS office at: https://www.weather.gov/sew |
