Alaska · NOAA Station 9450937 · 56.073°, -133.313°
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High and low tide times and heights (ft, MLLW) for the week ahead.
| Low | 12:58 AM | 1.5 ft |
| High | 6:49 AM | 7.4 ft |
| Low | 12:28 PM | 2.4 ft |
| High | 6:59 PM | 9.8 ft |
| Low | 2:08 AM | 1.5 ft |
| High | 8:10 AM | 6.8 ft |
| Low | 1:18 PM | 3.5 ft |
| High | 7:48 PM | 9.6 ft |
| Low | 3:20 AM | 1.3 ft |
| High | 9:45 AM | 6.8 ft |
| Low | 2:25 PM | 4.3 ft |
| High | 8:45 PM | 9.5 ft |
| Low | 4:26 AM | 1.0 ft |
| High | 11:09 AM | 7.1 ft |
| Low | 3:43 PM | 4.7 ft |
| High | 9:46 PM | 9.5 ft |
| Low | 5:21 AM | 0.5 ft |
| High | 12:06 PM | 7.6 ft |
| Low | 4:51 PM | 4.6 ft |
| High | 10:43 PM | 9.8 ft |
| Low | 6:06 AM | 0.0 ft |
| High | 12:46 PM | 8.1 ft |
| Low | 5:44 PM | 4.3 ft |
| High | 11:32 PM | 10.1 ft |
| Low | 6:45 AM | -0.4 ft |
| High | 1:19 PM | 8.5 ft |
| Low | 6:28 PM | 3.9 ft |
Every high and low tide for the next month at El Capitan Passage, S. of Devilfish Bay, with heights in feet (MLLW), the daily tidal range, and sunrise & sunset.
| Day | Sunrise | Sunset | Tides (time · ft, MLLW) | Range | |||
|---|---|---|---|---|---|---|---|
| Tue, Jul 21Today | 4:37 AM | 9:21 PM | Low12:58 AM1.5 ft | High6:49 AM7.4 ft | Low12:28 PM2.4 ft | High6:59 PM9.8 ft | 8.3 ft |
| Wed, Jul 22 | 4:39 AM | 9:20 PM | Low2:08 AM1.5 ft | High8:10 AM6.8 ft | Low1:18 PM3.5 ft | High7:48 PM9.6 ft | 8.1 ft |
| Thu, Jul 23 | 4:40 AM | 9:18 PM | Low3:20 AM1.3 ft | High9:45 AM6.8 ft | Low2:25 PM4.3 ft | High8:45 PM9.5 ft | 8.2 ft |
| Fri, Jul 24 | 4:42 AM | 9:16 PM | Low4:26 AM1.0 ft | High11:09 AM7.1 ft | Low3:43 PM4.7 ft | High9:46 PM9.5 ft | 8.5 ft |
| Sat, Jul 25 | 4:44 AM | 9:15 PM | Low5:21 AM0.5 ft | High12:06 PM7.6 ft | Low4:51 PM4.6 ft | High10:43 PM9.8 ft | 9.3 ft |
| Sun, Jul 26 | 4:46 AM | 9:13 PM | Low6:06 AM0.0 ft | High12:46 PM8.1 ft | Low5:44 PM4.3 ft | High11:32 PM10.1 ft | 10.1 ft |
| Mon, Jul 27 | 4:48 AM | 9:11 PM | Low6:45 AM-0.4 ft | High1:19 PM8.5 ft | Low6:28 PM3.9 ft | — | 8.9 ft |
| Tue, Jul 28 | 4:49 AM | 9:09 PM | High12:15 AM10.5 ft | Low7:20 AM-0.9 ft | High1:49 PM8.8 ft | Low7:07 PM3.4 ft | 11.4 ft |
| Wed, Jul 29 | 4:51 AM | 9:07 PM | High12:53 AM10.7 ft | Low7:52 AM-1.2 ft | High2:17 PM9.1 ft | Low7:44 PM3.0 ft | 11.9 ft |
| Thu, Jul 30 | 4:53 AM | 9:05 PM | High1:30 AM10.8 ft | Low8:23 AM-1.4 ft | High2:45 PM9.4 ft | Low8:20 PM2.5 ft | 12.2 ft |
| Fri, Jul 31 | 4:55 AM | 9:03 PM | High2:06 AM10.7 ft | Low8:52 AM-1.3 ft | High3:13 PM9.7 ft | Low8:57 PM2.1 ft | 12.0 ft |
| Sat, Aug 1 | 4:57 AM | 9:01 PM | High2:42 AM10.5 ft | Low9:21 AM-1.0 ft | High3:41 PM10.0 ft | Low9:36 PM1.7 ft | 11.5 ft |
| Sun, Aug 2 | 4:59 AM | 8:59 PM | High3:21 AM10.0 ft | Low9:51 AM-0.5 ft | High4:10 PM10.2 ft | Low10:17 PM1.4 ft | 10.7 ft |
| Mon, Aug 3 | 5:01 AM | 8:57 PM | High4:03 AM9.4 ft | Low10:21 AM0.3 ft | High4:41 PM10.4 ft | Low11:04 PM1.2 ft | 10.1 ft |
| Tue, Aug 4 | 5:02 AM | 8:55 PM | High4:53 AM8.7 ft | Low10:55 AM1.2 ft | High5:17 PM10.5 ft | Low11:58 PM1.1 ft | 9.4 ft |
| Wed, Aug 5 | 5:04 AM | 8:53 PM | High5:53 AM7.9 ft | Low11:33 AM2.3 ft | High6:00 PM10.6 ft | — | 8.3 ft |
| Thu, Aug 6 | 5:06 AM | 8:51 PM | Low1:04 AM0.9 ft | High7:10 AM7.3 ft | Low12:23 PM3.3 ft | High6:55 PM10.5 ft | 9.6 ft |
| Fri, Aug 7 | 5:08 AM | 8:49 PM | Low2:23 AM0.7 ft | High8:48 AM7.1 ft | Low1:35 PM4.1 ft | High8:03 PM10.6 ft | 9.9 ft |
| Sat, Aug 8 | 5:10 AM | 8:46 PM | Low3:43 AM0.1 ft | High10:24 AM7.5 ft | Low3:08 PM4.4 ft | High9:19 PM10.8 ft | 10.7 ft |
| Sun, Aug 9 | 5:12 AM | 8:44 PM | Low4:52 AM-0.7 ft | High11:33 AM8.2 ft | Low4:33 PM4.1 ft | High10:31 PM11.2 ft | 11.9 ft |
| Mon, Aug 10 | 5:14 AM | 8:42 PM | Low5:49 AM-1.5 ft | High12:24 PM9.0 ft | Low5:40 PM3.4 ft | High11:34 PM11.7 ft | 13.2 ft |
| Tue, Aug 11 | 5:16 AM | 8:40 PM | Low6:39 AM-2.1 ft | High1:06 PM9.7 ft | Low6:36 PM2.5 ft | — | 11.8 ft |
| Wed, Aug 12 | 5:18 AM | 8:37 PM | High12:30 AM12.0 ft | Low7:23 AM-2.4 ft | High1:45 PM10.3 ft | Low7:27 PM1.7 ft | 14.4 ft |
| Thu, Aug 13 | 5:20 AM | 8:35 PM | High1:20 AM12.1 ft | Low8:04 AM-2.3 ft | High2:21 PM10.7 ft | Low8:14 PM1.0 ft | 14.4 ft |
| Fri, Aug 14 | 5:22 AM | 8:33 PM | High2:07 AM11.8 ft | Low8:42 AM-1.9 ft | High2:56 PM11.0 ft | Low8:59 PM0.6 ft | 13.7 ft |
| Sat, Aug 15 | 5:24 AM | 8:30 PM | High2:52 AM11.2 ft | Low9:18 AM-1.1 ft | High3:31 PM11.1 ft | Low9:44 PM0.4 ft | 12.3 ft |
| Sun, Aug 16 | 5:26 AM | 8:28 PM | High3:38 AM10.4 ft | Low9:52 AM-0.1 ft | High4:04 PM11.0 ft | Low10:28 PM0.5 ft | 11.1 ft |
| Mon, Aug 17 | 5:28 AM | 8:26 PM | High4:24 AM9.4 ft | Low10:25 AM1.0 ft | High4:38 PM10.7 ft | Low11:14 PM0.8 ft | 9.9 ft |
| Tue, Aug 18 | 5:30 AM | 8:23 PM | High5:14 AM8.5 ft | Low10:59 AM2.2 ft | High5:14 PM10.2 ft | — | 8.0 ft |
| Wed, Aug 19 | 5:32 AM | 8:21 PM | Low12:06 AM1.2 ft | High6:14 AM7.6 ft | Low11:35 AM3.4 ft | High5:54 PM9.7 ft | 8.5 ft |
Tide predictions for El Capitan Passage, S. of Devilfish Bay come from NOAA station 9450937 (Alaska), 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.
El Capitan Passage, S. of Devilfish Bay 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 El Capitan Passage, S. of Devilfish Bay is at 6:49 AM (7.4 ft), 6:59 PM (9.8 ft). Heights are referenced to MLLW (Mean Lower Low Water).
Today, low tide at El Capitan Passage, S. of Devilfish Bay is at 12:58 AM (1.5 ft), 12:28 PM (2.4 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.