Tidewindow

Seattle (Puget Sound): August 2026 low tide calendar

NOAA 9447130
Computed 2026-07-04 · NOAA station 9447130

August 2026 gives Seattle (Puget Sound) 21 low tides under +1.0 ft, of which 13 are daylight minus tides. The month's best window is Aug 9, 2026 (Sun) — a -1.9 ft low at 8:29 AM, walkable 6:20 AM10:45 AM. 98 · Exceptional

Day color = best window that day: gold Exceptional · deep green Great · sea-green Good · sand Fair · grey none/night.

Every window in August 2026

Heights in feet MLLW. ✳ = federal holiday. Night lows score 0.

DateLowHeightWindowDaylightScore
Sat1:18 PM-0.2 ft11:55 AM2:35 PM2h 40m62 · Good
Sun1:54 PM0.8 ft1:35 PM2:15 PM0h 40m27 · Skip
Thu5:25 AM0.3 ft4:25 AM6:30 AM0h 36m21 · Skip
Fri6:25 AM-0.5 ft4:50 AM8:10 AM2h 15m58 · Fair
Sat7:28 AM-1.3 ft5:30 AM9:30 AM3h 34m85 · Great
Sun8:29 AM-1.9 ft6:20 AM10:45 AM4h 25m98 · Exceptional
Mon9:26 AM-2.4 ft7:10 AM11:45 AM4h 35m90 · Exceptional
Tue10:19 AM-2.6 ft8:05 AM12:35 PM4h 30m90 · Exceptional
Wed11:07 AM-2.5 ft8:55 AM1:20 PM4h 25m90 · Exceptional
Thu11:52 AM-1.9 ft9:55 AM1:50 PM3h 55m88 · Great
Fri12:35 PM-0.9 ft11:00 AM2:10 PM3h 10m74 · Good
Sat1:17 PM0.4 ft12:30 PM2:10 PM1h 40m38 · Skip
Fri6:20 AM0.9 ft5:55 AM6:25 AM0h 11m0 · Skip
Sat7:22 AM0.8 ft6:45 AM8:05 AM1h 20m33 · Skip
Sun8:20 AM0.5 ft7:25 AM9:20 AM1h 55m39 · Skip
Mon9:11 AM0.2 ft7:55 AM10:25 AM2h 30m42 · Fair
Tue9:55 AM-0.1 ft8:30 AM11:20 AM2h 50m51 · Fair
Wed10:33 AM-0.3 ft9:05 AM12:05 PM3h 0m57 · Fair
Thu11:08 AM-0.3 ft9:45 AM12:30 PM2h 45m54 · Fair
Fri11:42 AM-0.0 ft10:35 AM12:55 PM2h 20m49 · Fair
Sat12:17 PM0.6 ft11:40 AM1:00 PM1h 20m33 · Skip
July 2026

Predictions are astronomical forecasts, not observations — wind and pressure change actual water levels. Method: hourly NOAA series, linear-interpolated crossings, rounded to 5 minutes. Full details on the methodology page.