Alaska · NOAA Station 9450831 · 55.904°, -130.011°
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High and low tide times and heights (ft, MLLW) for the week ahead.
| Low | 1:40 AM | 2.9 ft |
| High | 7:47 AM | 10.9 ft |
| Low | 1:19 PM | 4.9 ft |
| High | 7:54 PM | 14.2 ft |
| Low | 2:51 AM | 2.9 ft |
| High | 9:08 AM | 10.5 ft |
| Low | 2:27 PM | 5.9 ft |
| High | 8:56 PM | 14.0 ft |
| Low | 4:00 AM | 2.5 ft |
| High | 10:26 AM | 10.8 ft |
| Low | 3:41 PM | 6.3 ft |
| High | 9:58 PM | 14.2 ft |
| Low | 4:59 AM | 1.8 ft |
| High | 11:27 AM | 11.5 ft |
| Low | 4:47 PM | 6.1 ft |
| High | 10:53 PM | 14.7 ft |
| Low | 5:47 AM | 0.9 ft |
| High | 12:14 PM | 12.4 ft |
| Low | 5:40 PM | 5.4 ft |
| High | 11:41 PM | 15.4 ft |
| Low | 6:28 AM | 0.0 ft |
| High | 12:52 PM | 13.2 ft |
| Low | 6:23 PM | 4.7 ft |
| High | 12:23 AM | 16.0 ft |
| Low | 7:04 AM | -0.9 ft |
| High | 1:26 PM | 14.0 ft |
| Low | 7:02 PM | 3.8 ft |
Every high and low tide for the next month at Hyder, Portland Canal, with heights in feet (MLLW), the daily tidal range, and sunrise & sunset.
| Day | Sunrise | Sunset | Tides (time · ft, MLLW) | Range | |||
|---|---|---|---|---|---|---|---|
| Wed, Jul 22Today | 4:27 AM | 9:05 PM | Low1:40 AM2.9 ft | High7:47 AM10.9 ft | Low1:19 PM4.9 ft | High7:54 PM14.2 ft | 11.3 ft |
| Thu, Jul 23 | 4:28 AM | 9:04 PM | Low2:51 AM2.9 ft | High9:08 AM10.5 ft | Low2:27 PM5.9 ft | High8:56 PM14.0 ft | 11.1 ft |
| Fri, Jul 24 | 4:30 AM | 9:02 PM | Low4:00 AM2.5 ft | High10:26 AM10.8 ft | Low3:41 PM6.3 ft | High9:58 PM14.2 ft | 11.7 ft |
| Sat, Jul 25 | 4:32 AM | 9:00 PM | Low4:59 AM1.8 ft | High11:27 AM11.5 ft | Low4:47 PM6.1 ft | High10:53 PM14.7 ft | 12.9 ft |
| Sun, Jul 26 | 4:33 AM | 8:59 PM | Low5:47 AM0.9 ft | High12:14 PM12.4 ft | Low5:40 PM5.4 ft | High11:41 PM15.4 ft | 14.5 ft |
| Mon, Jul 27 | 4:35 AM | 8:57 PM | Low6:28 AM0.0 ft | High12:52 PM13.2 ft | Low6:23 PM4.7 ft | — | 13.2 ft |
| Tue, Jul 28 | 4:37 AM | 8:55 PM | High12:23 AM16.0 ft | Low7:04 AM-0.9 ft | High1:26 PM14.0 ft | Low7:02 PM3.8 ft | 16.9 ft |
| Wed, Jul 29 | 4:39 AM | 8:53 PM | High1:02 AM16.5 ft | Low7:37 AM-1.5 ft | High1:58 PM14.7 ft | Low7:38 PM3.1 ft | 18.0 ft |
| Thu, Jul 30 | 4:41 AM | 8:51 PM | High1:38 AM16.8 ft | Low8:08 AM-1.8 ft | High2:29 PM15.3 ft | Low8:13 PM2.5 ft | 18.6 ft |
| Fri, Jul 31 | 4:43 AM | 8:49 PM | High2:13 AM16.8 ft | Low8:38 AM-1.9 ft | High2:59 PM15.7 ft | Low8:47 PM2.0 ft | 18.7 ft |
| Sat, Aug 1 | 4:44 AM | 8:47 PM | High2:48 AM16.5 ft | Low9:08 AM-1.5 ft | High3:29 PM16.0 ft | Low9:23 PM1.6 ft | 18.0 ft |
| Sun, Aug 2 | 4:46 AM | 8:45 PM | High3:24 AM16.0 ft | Low9:39 AM-0.9 ft | High4:00 PM16.1 ft | Low10:02 PM1.4 ft | 17.0 ft |
| Mon, Aug 3 | 4:48 AM | 8:43 PM | High4:03 AM15.1 ft | Low10:11 AM0.1 ft | High4:33 PM16.1 ft | Low10:45 PM1.4 ft | 16.0 ft |
| Tue, Aug 4 | 4:50 AM | 8:41 PM | High4:47 AM14.1 ft | Low10:47 AM1.4 ft | High5:11 PM16.0 ft | Low11:35 PM1.5 ft | 14.6 ft |
| Wed, Aug 5 | 4:52 AM | 8:39 PM | High5:39 AM12.9 ft | Low11:30 AM2.8 ft | High5:56 PM15.7 ft | — | 12.9 ft |
| Thu, Aug 6 | 4:54 AM | 8:37 PM | Low12:36 AM1.8 ft | High6:48 AM11.7 ft | Low12:23 PM4.2 ft | High6:54 PM15.4 ft | 13.6 ft |
| Fri, Aug 7 | 4:56 AM | 8:35 PM | Low1:51 AM1.8 ft | High8:16 AM11.1 ft | Low1:34 PM5.4 ft | High8:09 PM15.3 ft | 13.5 ft |
| Sat, Aug 8 | 4:58 AM | 8:33 PM | Low3:15 AM1.2 ft | High9:48 AM11.5 ft | Low3:04 PM5.7 ft | High9:28 PM15.7 ft | 14.5 ft |
| Sun, Aug 9 | 5:00 AM | 8:30 PM | Low4:31 AM0.0 ft | High11:02 AM12.6 ft | Low4:28 PM5.0 ft | High10:40 PM16.6 ft | 16.6 ft |
| Mon, Aug 10 | 5:01 AM | 8:28 PM | Low5:33 AM-1.4 ft | High12:00 PM14.0 ft | Low5:35 PM3.7 ft | High11:41 PM17.7 ft | 19.1 ft |
| Tue, Aug 11 | 5:03 AM | 8:26 PM | Low6:24 AM-2.6 ft | High12:47 PM15.4 ft | Low6:30 PM2.2 ft | — | 18.0 ft |
| Wed, Aug 12 | 5:05 AM | 8:24 PM | High12:35 AM18.5 ft | Low7:10 AM-3.4 ft | High1:30 PM16.5 ft | Low7:19 PM0.9 ft | 21.9 ft |
| Thu, Aug 13 | 5:07 AM | 8:21 PM | High1:23 AM18.9 ft | Low7:51 AM-3.6 ft | High2:09 PM17.3 ft | Low8:04 PM0.0 ft | 22.5 ft |
| Fri, Aug 14 | 5:09 AM | 8:19 PM | High2:09 AM18.7 ft | Low8:30 AM-3.2 ft | High2:47 PM17.8 ft | Low8:47 PM-0.5 ft | 21.9 ft |
| Sat, Aug 15 | 5:11 AM | 8:17 PM | High2:52 AM17.9 ft | Low9:06 AM-2.3 ft | High3:23 PM17.7 ft | Low9:29 PM-0.4 ft | 20.2 ft |
| Sun, Aug 16 | 5:13 AM | 8:14 PM | High3:34 AM16.7 ft | Low9:42 AM-0.9 ft | High3:59 PM17.3 ft | Low10:11 PM0.1 ft | 18.2 ft |
| Mon, Aug 17 | 5:15 AM | 8:12 PM | High4:17 AM15.2 ft | Low10:17 AM0.8 ft | High4:35 PM16.5 ft | Low10:55 PM1.0 ft | 15.7 ft |
| Tue, Aug 18 | 5:17 AM | 8:10 PM | High5:01 AM13.6 ft | Low10:52 AM2.5 ft | High5:13 PM15.5 ft | Low11:42 PM2.0 ft | 13.5 ft |
| Wed, Aug 19 | 5:19 AM | 8:07 PM | High5:51 AM12.0 ft | Low11:30 AM4.3 ft | High5:56 PM14.4 ft | — | 10.1 ft |
| Thu, Aug 20 | 5:21 AM | 8:05 PM | Low12:40 AM3.0 ft | High6:57 AM10.7 ft | Low12:18 PM5.8 ft | High6:52 PM13.5 ft | 10.5 ft |
Tide predictions for Hyder, Portland Canal come from NOAA station 9450831 (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.
Hyder, Portland Canal 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 Hyder, Portland Canal is at 7:47 AM (10.9 ft), 7:54 PM (14.2 ft). Heights are referenced to MLLW (Mean Lower Low Water).
Today, low tide at Hyder, Portland Canal is at 1:40 AM (2.9 ft), 1:19 PM (4.9 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.