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Bermuda · NOAA 2695540 · 32° 22′ N · 64° 42′ W
Tides at Bermuda, St. Georges Island
A mixed, mainly semidiurnal tide (form factor 0.27), spring this week. Predicted from the station's 28 harmonic constants; heights above mean lower low water, times in station time. Weather is not in these numbers.
This week
| When | Water | Height |
|---|---|---|
| Sun, Oct 25, 8:35 PM | High | 2.9 ft |
| Mon, Oct 26, 2:33 AM | Low | 0.1 ft |
| Mon, Oct 26, 8:57 AM | High | 3.6 ft |
| Mon, Oct 26, 3:23 PM | Low | 0.1 ft |
| Mon, Oct 26, 9:17 PM | High | 2.9 ft |
| Tue, Oct 27, 3:15 AM | Low | -0.0 ft |
| Tue, Oct 27, 9:41 AM | High | 3.7 ft |
| Tue, Oct 27, 4:10 PM | Low | 0.1 ft |
| Tue, Oct 27, 10:01 PM | High | 2.8 ft |
| Wed, Oct 28, 3:59 AM | Low | -0.0 ft |
| Wed, Oct 28, 10:27 AM | High | 3.7 ft |
| Wed, Oct 28, 4:58 PM | Low | 0.1 ft |
| Wed, Oct 28, 10:48 PM | High | 2.7 ft |
| Thu, Oct 29, 4:47 AM | Low | 0.0 ft |
| Thu, Oct 29, 11:18 AM | High | 3.6 ft |
| Thu, Oct 29, 5:51 PM | Low | 0.3 ft |
| Thu, Oct 29, 11:40 PM | High | 2.6 ft |
| Fri, Oct 30, 5:40 AM | Low | 0.1 ft |
| Fri, Oct 30, 12:14 PM | High | 3.5 ft |
| Fri, Oct 30, 6:49 PM | Low | 0.4 ft |
| Sat, Oct 31, 12:38 AM | High | 2.5 ft |
| Sat, Oct 31, 6:39 AM | Low | 0.3 ft |
| Sat, Oct 31, 1:16 PM | High | 3.3 ft |
| Sat, Oct 31, 7:52 PM | Low | 0.5 ft |
| Sun, Nov 1, 1:46 AM | High | 2.4 ft |
| Sun, Nov 1, 6:48 AM | Low | 0.4 ft |
| Sun, Nov 1, 1:24 PM | High | 3.1 ft |
The constants that make it
| Constituent | Amplitude | Phase |
|---|---|---|
| M2 | 1.2 ft | 358.6° |
| SA | 0.3 ft | 192.9° |
| N2 | 0.3 ft | 336.9° |
| S2 | 0.3 ft | 25.4° |
| K1 | 0.2 ft | 187.0° |
| O1 | 0.2 ft | 192.7° |
| P1 | 0.1 ft | 188.2° |
| K2 | 0.1 ft | 26.2° |
The eight largest of 28. Source: NOAA CO-OPS harmonic constituents for 2695540, public domain.
The year as a print
The last two days, measured
At Sun, Oct 25 17:24 the gauge read 1.1 ft, 0.2 ft below the computed curve: wind and pressure, not the moon.
- Computed here, from the constants
- NOAA's own prediction
- Measured at the gauge, every six minutes
The last twelve hours as numbers
| Station time | Measured | Computed here | NOAA |
|---|---|---|---|
| Sun, Oct 25 06:00 | 2.36 ft | 2.52 ft | 2.52 ft |
| Sun, Oct 25 07:00 | 2.90 ft | 3.14 ft | 3.14 ft |
| Sun, Oct 25 08:00 | 3.33 ft | 3.44 ft | 3.44 ft |
| Sun, Oct 25 09:00 | 3.13 ft | 3.34 ft | 3.35 ft |
| Sun, Oct 25 10:00 | 2.80 ft | 2.87 ft | 2.88 ft |
| Sun, Oct 25 11:00 | 2.05 ft | 2.14 ft | 2.15 ft |
| Sun, Oct 25 12:00 | 1.19 ft | 1.33 ft | 1.34 ft |
| Sun, Oct 25 13:00 | 0.49 ft | 0.63 ft | 0.64 ft |
| Sun, Oct 25 14:00 | 0.11 ft | 0.21 ft | 0.22 ft |
| Sun, Oct 25 15:00 | 0.06 ft | 0.16 ft | 0.17 ft |
| Sun, Oct 25 16:00 | 0.30 ft | 0.47 ft | 0.47 ft |
| Sun, Oct 25 17:00 | 0.88 ft | 1.07 ft | 1.07 ft |
Measured heights from NOAA CO-OPS station 2695540, preliminary, above mean lower low water. The print carries the computed curve only: one year, no weather.