Charleston (Coos Bay): August 2026 low tide calendar
NOAA 9432780August 2026 gives Charleston (Coos Bay) 16 low tides under +1.0 ft, of which 5 are daylight minus tides. The month's best window is Aug 29, 2026 (Sat) — a -0.1 ft low at 7:30 AM, walkable 5:55 AM–9:05 AM. 56 · Fair
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.
| Date | Low | Height | Window | Daylight | Score |
|---|---|---|---|---|---|
| Mon | 10:40 PM | 0.7 ft | 9:55 PM–11:25 PM | night | 0 · Skip |
| Tue | 11:36 PM | 0.8 ft | 10:55 PM–12:15 AM | night | 0 · Skip |
| Thu | 12:40 AM | 0.9 ft | 12:40 AM–1:05 AM | night | 0 · Skip |
| Fri | 1:50 AM | 0.9 ft | 1:35 AM–2:15 AM | night | 0 · Skip |
| Sat | 2:58 AM | 0.8 ft | 2:00 AM–4:00 AM | night | 0 · Skip |
| Sun | 3:57 AM | 0.5 ft | 2:40 AM–5:20 AM | night | 0 · Skip |
| Mon | 4:44 AM | 0.2 ft | 3:10 AM–6:25 AM | night | 0 · Skip |
| Tue | 5:24 AM | -0.1 ft | 3:40 AM–7:15 AM | 0h 41m | 29 · Skip |
| Wed | 5:59 AM | -0.3 ft | 4:10 AM–7:50 AM | 1h 15m | 38 · Skip |
| Thu | 6:30 AM | -0.4 ft | 4:45 AM–8:20 AM | 1h 44m | 45 · Fair |
| Fri | 7:00 AM | -0.3 ft | 5:20 AM–8:45 AM | 2h 8m | 53 · Fair |
| Sat | 7:30 AM | -0.1 ft | 5:55 AM–9:05 AM | 2h 27m | 56 · Fair |
| Sun | 7:59 AM | 0.3 ft | 6:45 AM–9:10 AM | 2h 25m | 48 · Fair |
| Sun | 8:30 PM | 0.7 ft | 7:45 PM–9:15 PM | 0h 10m | 0 · Skip |
| Mon | 8:30 AM | 0.8 ft | 7:55 AM–9:05 AM | 1h 10m | 22 · Skip |
| Mon | 9:14 PM | 0.4 ft | 8:00 PM–10:25 PM | night | 0 · Skip |
Plan a visit
- Field guide: Sunset Bay & Cape Arago Tide Pools 2026: Coos Bay's Best Low-Tide Days — where to park, what the access rules are, and what lives in these pools.
- The Tide Window Finder turns any date above into an arrive-by plan for Charleston (Coos Bay).
- Fixed travel dates? The Trip Picker finds the best stretch of days across every station we cover.
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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.