Seattle tide calendar, March 2027
High and low tides in local time (America/Los_Angeles), heights in ft above Mean Lower Low Water (MLLW), the US chart datum.
| Day | Tide 1 | Tide 2 | Tide 3 | Tide 4 | Sun | Moon |
|---|---|---|---|---|---|---|
| Mon 1 | High 1:41 AM 9.8 ft | Low 6:51 AM 8.3 ft | High 10:23 AM 9.1 ft | Low 5:54 PM 1.0 ft | 6:49 AM – 5:54 PM | Waning crescent |
| Tue 2 | High 2:44 AM 10.4 ft | Low 8:22 AM 7.8 ft | High 11:42 AM 8.8 ft | Low 6:58 PM 0.9 ft | 6:48 AM – 5:55 PM | Waning crescent |
| Wed 3 | High 3:26 AM 10.8 ft | Low 9:11 AM 7.2 ft | High 12:57 PM 8.8 ft | Low 7:55 PM 0.7 ft | 6:46 AM – 5:57 PM | Waning crescent |
| Thu 4 | High 3:56 AM 11.1 ft | Low 9:44 AM 6.7 ft | High 1:57 PM 9.0 ft | Low 8:41 PM 0.5 ft | 6:44 AM – 5:58 PM | Waning crescent |
| Fri 5 | High 4:20 AM 11.2 ft | Low 10:08 AM 6.1 ft | High 2:46 PM 9.3 ft | Low 9:21 PM 0.4 ft | 6:42 AM – 6:00 PM | Waning crescent |
| Sat 6 | High 4:38 AM 11.2 ft | Low 10:27 AM 5.5 ft | High 3:29 PM 9.6 ft | Low 9:56 PM 0.6 ft | 6:40 AM – 6:01 PM | Waning crescent |
| Sun 7 | High 4:53 AM 11.2 ft | Low 10:47 AM 4.7 ft | High 4:10 PM 9.8 ft | Low 10:29 PM 1.0 ft | 6:38 AM – 6:03 PM | Waning crescent |
| Mon 8 | High 5:08 AM 11.4 ft | Low 11:10 AM 3.7 ft | High 4:51 PM 10.0 ft | Low 11:02 PM 1.6 ft | 6:36 AM – 6:04 PM | New moon |
| Tue 9 | High 5:27 AM 11.5 ft | Low 11:39 AM 2.5 ft | High 5:35 PM 10.2 ft | Low 11:36 PM 2.5 ft | 6:34 AM – 6:06 PM | Waxing crescent |
| Wed 10 | High 5:49 AM 11.6 ft | Low 12:12 PM 1.4 ft | High 6:22 PM 10.3 ft | 6:32 AM – 6:07 PM | Waxing crescent | |
| Thu 11 | Low 12:12 AM 3.5 ft | High 6:14 AM 11.6 ft | Low 12:49 PM 0.5 ft | High 7:13 PM 10.3 ft | 6:30 AM – 6:09 PM | Waxing crescent |
| Fri 12 | Low 12:51 AM 4.7 ft | High 6:42 AM 11.5 ft | Low 1:30 PM -0.1 ft | High 8:08 PM 10.2 ft | 6:28 AM – 6:10 PM | Waxing crescent |
| Sat 13 | Low 1:33 AM 5.9 ft | High 7:14 AM 11.2 ft | Low 2:17 PM -0.4 ft | High 9:11 PM 10.0 ft | 6:26 AM – 6:11 PM | Waxing crescent |
| Sun 14 | Low 3:22 AM 7.0 ft | High 8:51 AM 10.7 ft | Low 4:10 PM -0.4 ft | High 11:32 PM 9.7 ft | 7:24 AM – 7:13 PM | Waxing crescent |
| Mon 15 | Low 4:28 AM 7.9 ft | High 9:37 AM 10.3 ft | Low 5:13 PM -0.3 ft | 7:22 AM – 7:14 PM | First quarter | |
| Tue 16 | High 1:21 AM 9.8 ft | Low 6:05 AM 8.4 ft | High 10:45 AM 9.8 ft | Low 6:23 PM -0.2 ft | 7:20 AM – 7:16 PM | Waxing gibbous |
| Wed 17 | High 2:50 AM 10.2 ft | Low 7:56 AM 8.0 ft | High 12:13 PM 9.5 ft | Low 7:33 PM -0.3 ft | 7:18 AM – 7:17 PM | Waxing gibbous |
| Thu 18 | High 3:40 AM 10.8 ft | Low 9:09 AM 7.1 ft | High 1:39 PM 9.5 ft | Low 8:37 PM -0.4 ft | 7:16 AM – 7:19 PM | Waxing gibbous |
| Fri 19 | High 4:14 AM 11.3 ft | Low 9:57 AM 5.8 ft | High 2:55 PM 9.8 ft | Low 9:33 PM -0.3 ft | 7:14 AM – 7:20 PM | Waxing gibbous |
| Sat 20 | High 4:42 AM 11.7 ft | Low 10:38 AM 4.3 ft | High 4:01 PM 10.2 ft | Low 10:22 PM 0.2 ft | 7:12 AM – 7:22 PM | Waxing gibbous |
| Sun 21 | High 5:08 AM 11.9 ft | Low 11:16 AM 2.7 ft | High 5:02 PM 10.5 ft | Low 11:09 PM 1.1 ft | 7:10 AM – 7:23 PM | Waxing gibbous |
| Mon 22 | High 5:33 AM 12.1 ft | Low 11:53 AM 1.3 ft | High 5:59 PM 10.8 ft | Low 11:53 PM 2.2 ft | 7:08 AM – 7:24 PM | Full moon |
| Tue 23 | High 6:00 AM 12.0 ft | Low 12:30 PM 0.2 ft | High 6:55 PM 10.9 ft | 7:06 AM – 7:26 PM | Waning gibbous | |
| Wed 24 | Low 12:37 AM 3.5 ft | High 6:29 AM 11.7 ft | Low 1:08 PM -0.5 ft | High 7:49 PM 10.9 ft | 7:04 AM – 7:27 PM | Waning gibbous |
| Thu 25 | Low 1:21 AM 4.8 ft | High 6:59 AM 11.3 ft | Low 1:46 PM -0.8 ft | High 8:43 PM 10.8 ft | 7:02 AM – 7:29 PM | Waning gibbous |
| Fri 26 | Low 2:07 AM 6.0 ft | High 7:30 AM 10.8 ft | Low 2:26 PM -0.7 ft | High 9:39 PM 10.5 ft | 7:00 AM – 7:30 PM | Waning gibbous |
| Sat 27 | Low 2:57 AM 7.0 ft | High 8:04 AM 10.2 ft | Low 3:09 PM -0.4 ft | High 10:43 PM 10.3 ft | 6:58 AM – 7:32 PM | Waning gibbous |
| Sun 28 | Low 4:00 AM 7.7 ft | High 8:43 AM 9.5 ft | Low 3:58 PM 0.2 ft | 6:56 AM – 7:33 PM | Waning gibbous | |
| Mon 29 | High 12:00 AM 10.1 ft | Low 5:40 AM 8.0 ft | High 9:33 AM 8.7 ft | Low 4:53 PM 0.7 ft | 6:54 AM – 7:34 PM | Last quarter |
| Tue 30 | High 1:23 AM 10.1 ft | Low 7:51 AM 7.6 ft | High 10:46 AM 8.1 ft | Low 5:57 PM 1.2 ft | 6:52 AM – 7:36 PM | Waning crescent |
| Wed 31 | High 2:27 AM 10.3 ft | Low 8:55 AM 6.9 ft | High 12:16 PM 7.8 ft | Low 7:04 PM 1.5 ft | 6:50 AM – 7:37 PM | Waning crescent |
Calculated by Marinalo from the Seattle tide station: harmonic constants published by NOAA CO-OPS (public domain). Not for navigation. How we calculate tides.