Alaska · NOAA Station 9450988 · 56.150°, -134.133°
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High and low tide times and heights (ft, MLLW) for the week ahead.
| Low | 12:57 AM | 1.6 ft |
| High | 6:55 AM | 7.8 ft |
| Low | 12:27 PM | 2.5 ft |
| High | 7:05 PM | 10.3 ft |
| Low | 2:07 AM | 1.6 ft |
| High | 8:16 AM | 7.3 ft |
| Low | 1:17 PM | 3.6 ft |
| High | 7:54 PM | 10.0 ft |
| Low | 3:19 AM | 1.4 ft |
| High | 9:51 AM | 7.2 ft |
| Low | 2:24 PM | 4.4 ft |
| High | 8:51 PM | 9.9 ft |
| Low | 4:25 AM | 1.0 ft |
| High | 11:15 AM | 7.5 ft |
| Low | 3:42 PM | 4.8 ft |
| High | 9:52 PM | 10.0 ft |
| Low | 5:20 AM | 0.6 ft |
| High | 12:12 PM | 8.0 ft |
| Low | 4:50 PM | 4.7 ft |
| High | 10:49 PM | 10.2 ft |
| Low | 6:05 AM | 0.1 ft |
| High | 12:52 PM | 8.5 ft |
| Low | 5:43 PM | 4.4 ft |
| High | 11:38 PM | 10.6 ft |
| Low | 6:44 AM | -0.4 ft |
| High | 1:25 PM | 8.9 ft |
| Low | 6:27 PM | 4.0 ft |
Every high and low tide for the next month at Kell Bay, Affleck Canal, Kuiu Island, with heights in feet (MLLW), the daily tidal range, and sunrise & sunset.
| Day | Sunrise | Sunset | Tides (time · ft, MLLW) | Range | |||
|---|---|---|---|---|---|---|---|
| Tue, Jul 21Today | 4:40 AM | 9:25 PM | Low12:57 AM1.6 ft | High6:55 AM7.8 ft | Low12:27 PM2.5 ft | High7:05 PM10.3 ft | 8.7 ft |
| Wed, Jul 22 | 4:42 AM | 9:23 PM | Low2:07 AM1.6 ft | High8:16 AM7.3 ft | Low1:17 PM3.6 ft | High7:54 PM10.0 ft | 8.4 ft |
| Thu, Jul 23 | 4:43 AM | 9:22 PM | Low3:19 AM1.4 ft | High9:51 AM7.2 ft | Low2:24 PM4.4 ft | High8:51 PM9.9 ft | 8.5 ft |
| Fri, Jul 24 | 4:45 AM | 9:20 PM | Low4:25 AM1.0 ft | High11:15 AM7.5 ft | Low3:42 PM4.8 ft | High9:52 PM10.0 ft | 9.0 ft |
| Sat, Jul 25 | 4:47 AM | 9:18 PM | Low5:20 AM0.6 ft | High12:12 PM8.0 ft | Low4:50 PM4.7 ft | High10:49 PM10.2 ft | 9.6 ft |
| Sun, Jul 26 | 4:49 AM | 9:16 PM | Low6:05 AM0.1 ft | High12:52 PM8.5 ft | Low5:43 PM4.4 ft | High11:38 PM10.6 ft | 10.5 ft |
| Mon, Jul 27 | 4:50 AM | 9:15 PM | Low6:44 AM-0.4 ft | High1:25 PM8.9 ft | Low6:27 PM4.0 ft | — | 9.3 ft |
| Tue, Jul 28 | 4:52 AM | 9:13 PM | High12:21 AM10.9 ft | Low7:19 AM-0.8 ft | High1:55 PM9.2 ft | Low7:06 PM3.5 ft | 11.7 ft |
| Wed, Jul 29 | 4:54 AM | 9:11 PM | High12:59 AM11.1 ft | Low7:51 AM-1.1 ft | High2:23 PM9.6 ft | Low7:43 PM3.1 ft | 12.2 ft |
| Thu, Jul 30 | 4:56 AM | 9:09 PM | High1:36 AM11.2 ft | Low8:22 AM-1.3 ft | High2:51 PM9.9 ft | Low8:19 PM2.6 ft | 12.5 ft |
| Fri, Jul 31 | 4:58 AM | 9:07 PM | High2:12 AM11.2 ft | Low8:51 AM-1.2 ft | High3:19 PM10.1 ft | Low8:56 PM2.2 ft | 12.4 ft |
| Sat, Aug 1 | 5:00 AM | 9:05 PM | High2:48 AM10.9 ft | Low9:20 AM-0.9 ft | High3:47 PM10.4 ft | Low9:35 PM1.8 ft | 11.8 ft |
| Sun, Aug 2 | 5:02 AM | 9:03 PM | High3:27 AM10.5 ft | Low9:50 AM-0.4 ft | High4:16 PM10.6 ft | Low10:16 PM1.5 ft | 11.0 ft |
| Mon, Aug 3 | 5:03 AM | 9:01 PM | High4:09 AM9.8 ft | Low10:20 AM0.4 ft | High4:47 PM10.8 ft | Low11:03 PM1.3 ft | 10.4 ft |
| Tue, Aug 4 | 5:05 AM | 8:59 PM | High4:59 AM9.1 ft | Low10:54 AM1.3 ft | High5:23 PM10.9 ft | Low11:57 PM1.2 ft | 9.7 ft |
| Wed, Aug 5 | 5:07 AM | 8:57 PM | High5:59 AM8.3 ft | Low11:32 AM2.4 ft | High6:06 PM11.0 ft | — | 8.6 ft |
| Thu, Aug 6 | 5:09 AM | 8:54 PM | Low1:03 AM1.0 ft | High7:16 AM7.7 ft | Low12:22 PM3.4 ft | High7:01 PM11.0 ft | 10.0 ft |
| Fri, Aug 7 | 5:11 AM | 8:52 PM | Low2:22 AM0.8 ft | High8:54 AM7.5 ft | Low1:34 PM4.2 ft | High8:09 PM11.0 ft | 10.2 ft |
| Sat, Aug 8 | 5:13 AM | 8:50 PM | Low3:42 AM0.2 ft | High10:30 AM7.9 ft | Low3:07 PM4.5 ft | High9:25 PM11.2 ft | 11.0 ft |
| Sun, Aug 9 | 5:15 AM | 8:48 PM | Low4:51 AM-0.6 ft | High11:39 AM8.6 ft | Low4:32 PM4.2 ft | High10:37 PM11.7 ft | 12.3 ft |
| Mon, Aug 10 | 5:17 AM | 8:46 PM | Low5:48 AM-1.4 ft | High12:30 PM9.4 ft | Low5:39 PM3.5 ft | High11:40 PM12.1 ft | 13.5 ft |
| Tue, Aug 11 | 5:19 AM | 8:43 PM | Low6:38 AM-2.0 ft | High1:12 PM10.1 ft | Low6:35 PM2.6 ft | — | 12.1 ft |
| Wed, Aug 12 | 5:21 AM | 8:41 PM | High12:36 AM12.5 ft | Low7:22 AM-2.3 ft | High1:51 PM10.7 ft | Low7:26 PM1.8 ft | 14.8 ft |
| Thu, Aug 13 | 5:23 AM | 8:39 PM | High1:26 AM12.5 ft | Low8:03 AM-2.2 ft | High2:27 PM11.1 ft | Low8:13 PM1.1 ft | 14.7 ft |
| Fri, Aug 14 | 5:25 AM | 8:36 PM | High2:13 AM12.2 ft | Low8:41 AM-1.8 ft | High3:02 PM11.4 ft | Low8:58 PM0.7 ft | 14.0 ft |
| Sat, Aug 15 | 5:27 AM | 8:34 PM | High2:58 AM11.6 ft | Low9:17 AM-1.0 ft | High3:37 PM11.5 ft | Low9:43 PM0.5 ft | 12.6 ft |
| Sun, Aug 16 | 5:29 AM | 8:32 PM | High3:44 AM10.8 ft | Low9:51 AM0.0 ft | High4:10 PM11.4 ft | Low10:27 PM0.6 ft | 11.4 ft |
| Mon, Aug 17 | 5:31 AM | 8:29 PM | High4:30 AM9.8 ft | Low10:24 AM1.1 ft | High4:44 PM11.1 ft | Low11:13 PM0.9 ft | 10.2 ft |
| Tue, Aug 18 | 5:33 AM | 8:27 PM | High5:20 AM8.9 ft | Low10:58 AM2.3 ft | High5:20 PM10.7 ft | — | 8.4 ft |
| Wed, Aug 19 | 5:35 AM | 8:24 PM | Low12:05 AM1.3 ft | High6:20 AM8.0 ft | Low11:34 AM3.5 ft | High6:00 PM10.2 ft | 8.9 ft |
Tide predictions for Kell Bay, Affleck Canal, Kuiu Island come from NOAA station 9450988 (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.
Kell Bay, Affleck Canal, Kuiu 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 (Tuesday, July 21), high tide at Kell Bay, Affleck Canal, Kuiu Island is at 6:55 AM (7.8 ft), 7:05 PM (10.3 ft). Heights are referenced to MLLW (Mean Lower Low Water).
Today, low tide at Kell Bay, Affleck Canal, Kuiu Island is at 12:57 AM (1.6 ft), 12:27 PM (2.5 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.