Delaware · NOAA Station 8554399 · 39.185°, -75.400°
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High and low tide times and heights (ft, MLLW) for the week ahead.
| High | 4:24 AM | 4.7 ft |
| Low | 10:46 AM | 0.7 ft |
| High | 4:59 PM | 5.4 ft |
| Low | 11:35 PM | 1.0 ft |
| High | 5:23 AM | 4.5 ft |
| Low | 11:37 AM | 0.9 ft |
| High | 5:55 PM | 5.4 ft |
| Low | 12:35 AM | 1.1 ft |
| High | 6:23 AM | 4.4 ft |
| Low | 12:30 PM | 0.9 ft |
| High | 6:49 PM | 5.5 ft |
| Low | 1:33 AM | 1.0 ft |
| High | 7:20 AM | 4.4 ft |
| Low | 1:22 PM | 0.9 ft |
| High | 7:40 PM | 5.7 ft |
| Low | 2:26 AM | 0.8 ft |
| High | 8:11 AM | 4.5 ft |
| Low | 2:12 PM | 0.8 ft |
| High | 8:28 PM | 5.9 ft |
| Low | 3:14 AM | 0.6 ft |
| High | 8:58 AM | 4.6 ft |
| Low | 3:00 PM | 0.6 ft |
| High | 9:12 PM | 6.0 ft |
| Low | 3:58 AM | 0.5 ft |
| High | 9:41 AM | 4.7 ft |
| Low | 3:45 PM | 0.4 ft |
| High | 9:53 PM | 6.2 ft |
Every high and low tide for the next month at Mahon River entrance, with heights in feet (MLLW), the daily tidal range, and sunrise & sunset.
| Day | Sunrise | Sunset | Tides (time · ft, MLLW) | Range | |||
|---|---|---|---|---|---|---|---|
| Wed, Jul 22Today | 5:53 AM | 8:23 PM | High4:24 AM4.7 ft | Low10:46 AM0.7 ft | High4:59 PM5.4 ft | Low11:35 PM1.0 ft | 4.7 ft |
| Thu, Jul 23 | 5:54 AM | 8:22 PM | High5:23 AM4.5 ft | Low11:37 AM0.9 ft | High5:55 PM5.4 ft | — | 4.5 ft |
| Fri, Jul 24 | 5:55 AM | 8:21 PM | Low12:35 AM1.1 ft | High6:23 AM4.4 ft | Low12:30 PM0.9 ft | High6:49 PM5.5 ft | 4.6 ft |
| Sat, Jul 25 | 5:55 AM | 8:20 PM | Low1:33 AM1.0 ft | High7:20 AM4.4 ft | Low1:22 PM0.9 ft | High7:40 PM5.7 ft | 4.8 ft |
| Sun, Jul 26 | 5:56 AM | 8:19 PM | Low2:26 AM0.8 ft | High8:11 AM4.5 ft | Low2:12 PM0.8 ft | High8:28 PM5.9 ft | 5.1 ft |
| Mon, Jul 27 | 5:57 AM | 8:18 PM | Low3:14 AM0.6 ft | High8:58 AM4.6 ft | Low3:00 PM0.6 ft | High9:12 PM6.0 ft | 5.4 ft |
| Tue, Jul 28 | 5:58 AM | 8:18 PM | Low3:58 AM0.5 ft | High9:41 AM4.7 ft | Low3:45 PM0.4 ft | High9:53 PM6.2 ft | 5.8 ft |
| Wed, Jul 29 | 5:59 AM | 8:17 PM | Low4:37 AM0.3 ft | High10:21 AM4.9 ft | Low4:28 PM0.3 ft | High10:32 PM6.2 ft | 5.9 ft |
| Thu, Jul 30 | 6:00 AM | 8:16 PM | Low5:14 AM0.2 ft | High10:58 AM5.0 ft | Low5:09 PM0.2 ft | High11:08 PM6.2 ft | 6.0 ft |
| Fri, Jul 31 | 6:01 AM | 8:15 PM | Low5:50 AM0.1 ft | High11:34 AM5.2 ft | Low5:49 PM0.2 ft | High11:44 PM6.2 ft | 6.1 ft |
| Sat, Aug 1 | 6:02 AM | 8:14 PM | Low6:25 AM0.1 ft | High12:09 PM5.4 ft | Low6:30 PM0.3 ft | — | 5.3 ft |
| Sun, Aug 2 | 6:02 AM | 8:13 PM | High12:21 AM6.1 ft | Low7:00 AM0.1 ft | High12:47 PM5.6 ft | Low7:14 PM0.4 ft | 6.0 ft |
| Mon, Aug 3 | 6:03 AM | 8:12 PM | High1:00 AM5.9 ft | Low7:38 AM0.1 ft | High1:27 PM5.8 ft | Low8:01 PM0.5 ft | 5.8 ft |
| Tue, Aug 4 | 6:04 AM | 8:10 PM | High1:43 AM5.6 ft | Low8:19 AM0.2 ft | High2:12 PM5.9 ft | Low8:54 PM0.6 ft | 5.7 ft |
| Wed, Aug 5 | 6:05 AM | 8:09 PM | High2:32 AM5.3 ft | Low9:05 AM0.3 ft | High3:04 PM5.9 ft | Low9:54 PM0.8 ft | 5.6 ft |
| Thu, Aug 6 | 6:06 AM | 8:08 PM | High3:29 AM5.0 ft | Low9:58 AM0.4 ft | High4:02 PM6.0 ft | Low11:01 PM0.8 ft | 5.6 ft |
| Fri, Aug 7 | 6:07 AM | 8:07 PM | High4:35 AM4.7 ft | Low11:00 AM0.5 ft | High5:08 PM6.0 ft | — | 5.5 ft |
| Sat, Aug 8 | 6:08 AM | 8:06 PM | Low12:13 AM0.8 ft | High5:48 AM4.6 ft | Low12:08 PM0.5 ft | High6:19 PM6.1 ft | 5.6 ft |
| Sun, Aug 9 | 6:09 AM | 8:05 PM | Low1:23 AM0.6 ft | High7:00 AM4.7 ft | Low1:16 PM0.4 ft | High7:26 PM6.4 ft | 6.0 ft |
| Mon, Aug 10 | 6:10 AM | 8:04 PM | Low2:28 AM0.3 ft | High8:04 AM4.9 ft | Low2:20 PM0.1 ft | High8:27 PM6.6 ft | 6.5 ft |
| Tue, Aug 11 | 6:11 AM | 8:02 PM | Low3:25 AM0.0 ft | High9:02 AM5.2 ft | Low3:20 PM-0.1 ft | High9:23 PM6.7 ft | 6.8 ft |
| Wed, Aug 12 | 6:12 AM | 8:01 PM | Low4:17 AM-0.2 ft | High9:56 AM5.5 ft | Low4:16 PM-0.3 ft | High10:15 PM6.7 ft | 7.0 ft |
| Thu, Aug 13 | 6:13 AM | 8:00 PM | Low5:04 AM-0.4 ft | High10:46 AM5.8 ft | Low5:07 PM-0.4 ft | High11:03 PM6.6 ft | 7.0 ft |
| Fri, Aug 14 | 6:13 AM | 7:58 PM | Low5:47 AM-0.4 ft | High11:33 AM6.0 ft | Low5:56 PM-0.3 ft | High11:49 PM6.4 ft | 6.8 ft |
| Sat, Aug 15 | 6:14 AM | 7:57 PM | Low6:29 AM-0.3 ft | High12:19 PM6.0 ft | Low6:43 PM-0.1 ft | — | 6.3 ft |
| Sun, Aug 16 | 6:15 AM | 7:56 PM | High12:33 AM6.1 ft | Low7:09 AM-0.1 ft | High1:03 PM6.0 ft | Low7:30 PM0.2 ft | 6.2 ft |
| Mon, Aug 17 | 6:16 AM | 7:54 PM | High1:17 AM5.7 ft | Low7:50 AM0.2 ft | High1:47 PM5.9 ft | Low8:18 PM0.5 ft | 5.7 ft |
| Tue, Aug 18 | 6:17 AM | 7:53 PM | High2:03 AM5.3 ft | Low8:31 AM0.5 ft | High2:32 PM5.7 ft | Low9:08 PM0.8 ft | 5.2 ft |
| Wed, Aug 19 | 6:18 AM | 7:52 PM | High2:51 AM4.9 ft | Low9:14 AM0.8 ft | High3:21 PM5.6 ft | Low10:00 PM1.1 ft | 4.8 ft |
| Thu, Aug 20 | 6:19 AM | 7:50 PM | High3:44 AM4.6 ft | Low10:00 AM1.0 ft | High4:13 PM5.4 ft | Low10:57 PM1.3 ft | 4.4 ft |
Tide predictions for Mahon River entrance come from NOAA station 8554399 (Delaware), 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.
Mahon River entrance 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 (Wednesday, July 22), high tide at Mahon River entrance is at 4:24 AM (4.7 ft), 4:59 PM (5.4 ft). Heights are referenced to MLLW (Mean Lower Low Water).
Today, low tide at Mahon River entrance is at 10:46 AM (0.7 ft), 11:35 PM (1.0 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.