Mississippi · NOAA Station 8740405 · 30.203°, -88.442°
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High and low tide times and heights (ft, MLLW) for the week ahead.
| High | 4:01 AM | 1.2 ft |
| Low | 4:20 PM | 0.2 ft |
| High | 4:17 AM | 1.4 ft |
| Low | 4:49 PM | 0.0 ft |
| High | 4:53 AM | 1.5 ft |
| Low | 5:24 PM | -0.1 ft |
| High | 5:42 AM | 1.6 ft |
| Low | 6:01 PM | -0.2 ft |
| High | 6:40 AM | 1.6 ft |
| Low | 6:39 PM | -0.2 ft |
| High | 7:39 AM | 1.7 ft |
| Low | 7:15 PM | -0.2 ft |
| High | 8:32 AM | 1.7 ft |
| Low | 7:47 PM | -0.2 ft |
Every high and low tide for the next month at Petit Bois Island, Mississippi Sound, with heights in feet (MLLW), the daily tidal range, and sunrise & sunset.
| Day | Sunrise | Sunset | Tides (time · ft, MLLW) | Range | |||
|---|---|---|---|---|---|---|---|
| Tue, Jul 21Today | 6:06 AM | 7:54 PM | High4:01 AM1.2 ft | Low4:20 PM0.2 ft | — | — | 1.0 ft |
| Wed, Jul 22 | 6:06 AM | 7:54 PM | High4:17 AM1.4 ft | Low4:49 PM0.0 ft | — | — | 1.4 ft |
| Thu, Jul 23 | 6:07 AM | 7:53 PM | High4:53 AM1.5 ft | Low5:24 PM-0.1 ft | — | — | 1.6 ft |
| Fri, Jul 24 | 6:07 AM | 7:53 PM | High5:42 AM1.6 ft | Low6:01 PM-0.2 ft | — | — | 1.8 ft |
| Sat, Jul 25 | 6:08 AM | 7:52 PM | High6:40 AM1.6 ft | Low6:39 PM-0.2 ft | — | — | 1.8 ft |
| Sun, Jul 26 | 6:09 AM | 7:52 PM | High7:39 AM1.7 ft | Low7:15 PM-0.2 ft | — | — | 1.9 ft |
| Mon, Jul 27 | 6:09 AM | 7:51 PM | High8:32 AM1.7 ft | Low7:47 PM-0.2 ft | — | — | 1.9 ft |
| Tue, Jul 28 | 6:10 AM | 7:50 PM | High9:17 AM1.7 ft | Low8:12 PM-0.2 ft | — | — | 1.9 ft |
| Wed, Jul 29 | 6:10 AM | 7:50 PM | High9:56 AM1.7 ft | Low8:24 PM-0.1 ft | — | — | 1.8 ft |
| Thu, Jul 30 | 6:11 AM | 7:49 PM | High10:32 AM1.6 ft | Low8:29 PM0.0 ft | — | — | 1.6 ft |
| Fri, Jul 31 | 6:12 AM | 7:48 PM | High11:09 AM1.5 ft | Low8:33 PM0.1 ft | — | — | 1.4 ft |
| Sat, Aug 1 | 6:12 AM | 7:48 PM | High11:47 AM1.3 ft | Low8:37 PM0.3 ft | — | — | 1.0 ft |
| Sun, Aug 2 | 6:13 AM | 7:47 PM | High12:30 PM1.0 ft | Low8:34 PM0.5 ft | — | — | 0.5 ft |
| Mon, Aug 3 | 6:13 AM | 7:46 PM | High3:04 AM0.8 ft | Low9:04 AM0.6 ft | High1:21 PM0.7 ft | Low7:50 PM0.6 ft | 0.2 ft |
| Tue, Aug 4 | 6:14 AM | 7:45 PM | High2:26 AM1.1 ft | Low11:33 AM0.4 ft | — | — | 0.7 ft |
| Wed, Aug 5 | 6:15 AM | 7:44 PM | High2:52 AM1.3 ft | Low2:16 PM0.1 ft | — | — | 1.2 ft |
| Thu, Aug 6 | 6:15 AM | 7:44 PM | High3:34 AM1.6 ft | Low3:33 PM-0.2 ft | — | — | 1.8 ft |
| Fri, Aug 7 | 6:16 AM | 7:43 PM | High4:27 AM1.8 ft | Low4:33 PM-0.4 ft | — | — | 2.2 ft |
| Sat, Aug 8 | 6:16 AM | 7:42 PM | High5:30 AM1.9 ft | Low5:29 PM-0.5 ft | — | — | 2.4 ft |
| Sun, Aug 9 | 6:17 AM | 7:41 PM | High6:43 AM2.0 ft | Low6:20 PM-0.6 ft | — | — | 2.6 ft |
| Mon, Aug 10 | 6:18 AM | 7:40 PM | High7:56 AM2.0 ft | Low7:07 PM-0.5 ft | — | — | 2.5 ft |
| Tue, Aug 11 | 6:18 AM | 7:39 PM | High9:03 AM1.9 ft | Low7:49 PM-0.4 ft | — | — | 2.3 ft |
| Wed, Aug 12 | 6:19 AM | 7:38 PM | High10:02 AM1.8 ft | Low8:19 PM-0.1 ft | — | — | 1.9 ft |
| Thu, Aug 13 | 6:19 AM | 7:37 PM | High10:56 AM1.5 ft | Low8:22 PM0.1 ft | — | — | 1.4 ft |
| Fri, Aug 14 | 6:20 AM | 7:36 PM | High11:51 AM1.3 ft | Low8:01 PM0.4 ft | — | — | 0.9 ft |
| Sat, Aug 15 | 6:21 AM | 7:35 PM | High3:20 AM0.6 ft | Low6:12 AM0.6 ft | High12:58 PM1.0 ft | Low7:41 PM0.6 ft | 0.4 ft |
| Sun, Aug 16 | 6:21 AM | 7:34 PM | High2:03 AM0.8 ft | Low8:01 AM0.5 ft | High3:47 PM0.7 ft | Low7:07 PM0.7 ft | 0.3 ft |
| Mon, Aug 17 | 6:22 AM | 7:33 PM | High1:15 AM1.0 ft | Low9:54 AM0.4 ft | — | — | 0.6 ft |
| Tue, Aug 18 | 6:22 AM | 7:32 PM | High1:39 AM1.2 ft | Low1:44 PM0.2 ft | — | — | 1.0 ft |
| Wed, Aug 19 | 6:23 AM | 7:31 PM | High2:17 AM1.4 ft | Low2:56 PM0.1 ft | — | — | 1.3 ft |
Tide predictions for Petit Bois Island, Mississippi Sound come from NOAA station 8740405 (Mississippi), computed from long-term harmonic analysis of observed water levels. Heights are shown in feet relative to MLLW (Mean Lower Low Water) — the same datum used on US nautical charts — so they line up directly with charted depths.
Petit Bois Island, Mississippi Sound typically sees a mixed semidiurnal tide, with two highs and two lows of differing heights each day. Use the curve above to time a harbor entrance, a beach walk, fishing a moving tide, or clearing a shallow bar — and remember that wind and pressure can push the real water level above or below prediction. The daily tidal range in the 30-day table shows how much water moves each day: bigger ranges around the new and full moon mean stronger currents.
Today (Tuesday, July 21), high tide at Petit Bois Island, Mississippi Sound is at 4:01 AM (1.2 ft). Heights are referenced to MLLW (Mean Lower Low Water).
Today, low tide at Petit Bois Island, Mississippi Sound is at 4:20 PM (0.2 ft).
All heights are given in feet relative to MLLW (Mean Lower Low Water), the standard NOAA chart datum for US tidal waters. A tide of 0.0 ft equals the chart datum; negative tides fall below it.
These are NOAA harmonic predictions — highly accurate for the astronomical tide. Real water levels can still differ with wind, barometric pressure, and storms, so always check current conditions before getting underway.