Alaska · NOAA Station 9458849 · 56.147°, -158.107°
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High and low tide times and heights (ft, MLLW) for the week ahead.
| Low | 3:49 AM | 1.2 ft |
| High | 9:46 AM | 4.8 ft |
| Low | 2:55 PM | 3.0 ft |
| High | 9:30 PM | 7.5 ft |
| Low | 4:58 AM | 1.0 ft |
| High | 11:15 AM | 4.5 ft |
| Low | 3:52 PM | 3.6 ft |
| High | 10:24 PM | 7.5 ft |
| Low | 6:06 AM | 0.6 ft |
| High | 12:53 PM | 4.7 ft |
| Low | 5:03 PM | 4.0 ft |
| High | 11:23 PM | 7.5 ft |
| Low | 7:02 AM | 0.1 ft |
| High | 1:53 PM | 5.1 ft |
| Low | 6:15 PM | 4.0 ft |
| High | 12:20 AM | 7.7 ft |
| Low | 7:49 AM | -0.3 ft |
| High | 2:32 PM | 5.5 ft |
| Low | 7:14 PM | 3.8 ft |
| High | 1:11 AM | 8.0 ft |
| Low | 8:29 AM | -0.7 ft |
| High | 3:06 PM | 5.9 ft |
| Low | 8:03 PM | 3.5 ft |
| High | 1:56 AM | 8.2 ft |
| Low | 9:06 AM | -1.0 ft |
| High | 3:37 PM | 6.3 ft |
| Low | 8:46 PM | 3.2 ft |
Every high and low tide for the next month at Chankliut Island, with heights in feet (MLLW), the daily tidal range, and sunrise & sunset.
| Day | Sunrise | Sunset | Tides (time · ft, MLLW) | Range | |||
|---|---|---|---|---|---|---|---|
| Wed, Jul 22Today | 6:18 AM | 10:59 PM | Low3:49 AM1.2 ft | High9:46 AM4.8 ft | Low2:55 PM3.0 ft | High9:30 PM7.5 ft | 6.3 ft |
| Thu, Jul 23 | 6:19 AM | 10:58 PM | Low4:58 AM1.0 ft | High11:15 AM4.5 ft | Low3:52 PM3.6 ft | High10:24 PM7.5 ft | 6.5 ft |
| Fri, Jul 24 | 6:21 AM | 10:56 PM | Low6:06 AM0.6 ft | High12:53 PM4.7 ft | Low5:03 PM4.0 ft | High11:23 PM7.5 ft | 6.9 ft |
| Sat, Jul 25 | 6:23 AM | 10:54 PM | Low7:02 AM0.1 ft | High1:53 PM5.1 ft | Low6:15 PM4.0 ft | — | 5.0 ft |
| Sun, Jul 26 | 6:25 AM | 10:52 PM | High12:20 AM7.7 ft | Low7:49 AM-0.3 ft | High2:32 PM5.5 ft | Low7:14 PM3.8 ft | 8.0 ft |
| Mon, Jul 27 | 6:26 AM | 10:50 PM | High1:11 AM8.0 ft | Low8:29 AM-0.7 ft | High3:06 PM5.9 ft | Low8:03 PM3.5 ft | 8.7 ft |
| Tue, Jul 28 | 6:28 AM | 10:49 PM | High1:56 AM8.2 ft | Low9:06 AM-1.0 ft | High3:37 PM6.3 ft | Low8:46 PM3.2 ft | 9.2 ft |
| Wed, Jul 29 | 6:30 AM | 10:47 PM | High2:37 AM8.4 ft | Low9:40 AM-1.2 ft | High4:08 PM6.6 ft | Low9:27 PM2.9 ft | 9.6 ft |
| Thu, Jul 30 | 6:32 AM | 10:45 PM | High3:17 AM8.4 ft | Low10:11 AM-1.2 ft | High4:37 PM7.0 ft | Low10:05 PM2.6 ft | 9.6 ft |
| Fri, Jul 31 | 6:34 AM | 10:43 PM | High3:55 AM8.3 ft | Low10:41 AM-1.0 ft | High5:05 PM7.2 ft | Low10:43 PM2.2 ft | 9.3 ft |
| Sat, Aug 1 | 6:36 AM | 10:41 PM | High4:33 AM8.1 ft | Low11:09 AM-0.6 ft | High5:33 PM7.5 ft | Low11:20 PM1.9 ft | 8.7 ft |
| Sun, Aug 2 | 6:38 AM | 10:39 PM | High5:13 AM7.7 ft | Low11:36 AM-0.1 ft | High6:01 PM7.7 ft | — | 7.8 ft |
| Mon, Aug 3 | 6:39 AM | 10:37 PM | Low12:01 AM1.5 ft | High5:56 AM7.1 ft | Low12:03 PM0.6 ft | High6:30 PM7.9 ft | 7.3 ft |
| Tue, Aug 4 | 6:41 AM | 10:35 PM | Low12:47 AM1.2 ft | High6:45 AM6.5 ft | Low12:31 PM1.3 ft | High7:04 PM8.1 ft | 6.9 ft |
| Wed, Aug 5 | 6:43 AM | 10:32 PM | Low1:43 AM0.9 ft | High7:46 AM5.8 ft | Low1:04 PM2.1 ft | High7:45 PM8.2 ft | 7.3 ft |
| Thu, Aug 6 | 6:45 AM | 10:30 PM | Low2:50 AM0.6 ft | High9:01 AM5.1 ft | Low1:46 PM2.9 ft | High8:37 PM8.3 ft | 7.7 ft |
| Fri, Aug 7 | 6:47 AM | 10:28 PM | Low4:05 AM0.3 ft | High10:31 AM4.8 ft | Low2:52 PM3.6 ft | High9:42 PM8.4 ft | 8.1 ft |
| Sat, Aug 8 | 6:49 AM | 10:26 PM | Low5:24 AM-0.2 ft | High12:08 PM5.0 ft | Low4:26 PM4.0 ft | High10:56 PM8.5 ft | 8.7 ft |
| Sun, Aug 9 | 6:51 AM | 10:24 PM | Low6:35 AM-0.9 ft | High1:21 PM5.6 ft | Low5:59 PM3.9 ft | — | 6.5 ft |
| Mon, Aug 10 | 6:53 AM | 10:21 PM | High12:11 AM8.9 ft | Low7:35 AM-1.5 ft | High2:13 PM6.2 ft | Low7:13 PM3.3 ft | 10.4 ft |
| Tue, Aug 11 | 6:55 AM | 10:19 PM | High1:15 AM9.3 ft | Low8:25 AM-1.9 ft | High2:55 PM6.9 ft | Low8:13 PM2.6 ft | 11.2 ft |
| Wed, Aug 12 | 6:57 AM | 10:17 PM | High2:12 AM9.5 ft | Low9:11 AM-2.0 ft | High3:34 PM7.4 ft | Low9:07 PM1.9 ft | 11.5 ft |
| Thu, Aug 13 | 6:59 AM | 10:14 PM | High3:05 AM9.5 ft | Low9:52 AM-1.8 ft | High4:11 PM7.9 ft | Low9:57 PM1.3 ft | 11.3 ft |
| Fri, Aug 14 | 7:01 AM | 10:12 PM | High3:54 AM9.2 ft | Low10:30 AM-1.3 ft | High4:46 PM8.3 ft | Low10:43 PM0.9 ft | 10.5 ft |
| Sat, Aug 15 | 7:03 AM | 10:10 PM | High4:42 AM8.7 ft | Low11:05 AM-0.6 ft | High5:20 PM8.4 ft | Low11:28 PM0.6 ft | 9.3 ft |
| Sun, Aug 16 | 7:05 AM | 10:07 PM | High5:27 AM7.9 ft | Low11:37 AM0.3 ft | High5:53 PM8.4 ft | — | 8.1 ft |
| Mon, Aug 17 | 7:07 AM | 10:05 PM | Low12:12 AM0.6 ft | High6:13 AM7.1 ft | Low12:08 PM1.2 ft | High6:26 PM8.3 ft | 7.7 ft |
| Tue, Aug 18 | 7:09 AM | 10:03 PM | Low12:59 AM0.8 ft | High7:02 AM6.2 ft | Low12:38 PM2.1 ft | High7:01 PM8.0 ft | 7.2 ft |
| Wed, Aug 19 | 7:11 AM | 10:00 PM | Low1:52 AM1.0 ft | High7:58 AM5.5 ft | Low1:09 PM2.9 ft | High7:41 PM7.7 ft | 6.7 ft |
| Thu, Aug 20 | 7:13 AM | 9:58 PM | Low2:54 AM1.3 ft | High9:06 AM4.9 ft | Low1:44 PM3.6 ft | High8:30 PM7.3 ft | 6.0 ft |
Tide predictions for Chankliut Island come from NOAA station 9458849 (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.
Chankliut Island 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 Chankliut Island is at 9:46 AM (4.8 ft), 9:30 PM (7.5 ft). Heights are referenced to MLLW (Mean Lower Low Water).
Today, low tide at Chankliut Island is at 3:49 AM (1.2 ft), 2:55 PM (3.0 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.