California · NOAA Station 9418851 · 40.850°, -124.117°
Checking a past trip or planning ahead? Pick any date — past or future — to see the high and low tides, the tidal range, and sunrise & sunset for Arcata Wharf.
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High and low tide times and heights (ft, MLLW) for the week ahead.
| High | 1:42 AM | 6.9 ft |
| Low | 7:52 AM | 0.5 ft |
| High | 2:07 PM | 7.1 ft |
| Low | 8:23 PM | 0.5 ft |
| High | 2:30 AM | 6.5 ft |
| Low | 8:26 AM | 1.2 ft |
| High | 2:38 PM | 7.2 ft |
| Low | 9:07 PM | 0.4 ft |
| High | 3:18 AM | 6.0 ft |
| Low | 9:00 AM | 1.9 ft |
| High | 3:09 PM | 7.1 ft |
| Low | 9:51 PM | 0.4 ft |
| High | 4:09 AM | 5.6 ft |
| Low | 9:34 AM | 2.5 ft |
| High | 3:41 PM | 6.9 ft |
| Low | 10:38 PM | 0.6 ft |
| High | 5:05 AM | 5.1 ft |
| Low | 10:09 AM | 3.2 ft |
| High | 4:16 PM | 6.7 ft |
| Low | 11:30 PM | 0.8 ft |
| High | 6:10 AM | 4.8 ft |
| Low | 10:50 AM | 3.6 ft |
| High | 4:58 PM | 6.4 ft |
| Low | 12:30 AM | 1.0 ft |
| High | 7:30 AM | 4.6 ft |
| Low | 11:45 AM | 4.0 ft |
| High | 5:54 PM | 6.1 ft |
Every high and low tide for the next month at Arcata Wharf, with heights in feet (MLLW), the daily tidal range, and sunrise & sunset.
| Day | Sunrise | Sunset | Tides (time · ft, MLLW) | Range | |||
|---|---|---|---|---|---|---|---|
| Sat, Sep 12Today | 6:54 AM | 7:31 PM | High1:42 AM6.9 ft | Low7:52 AM0.5 ft | High2:07 PM7.1 ft | Low8:23 PM0.5 ft | 6.6 ft |
| Sun, Sep 13 | 6:55 AM | 7:29 PM | High2:30 AM6.5 ft | Low8:26 AM1.2 ft | High2:38 PM7.2 ft | Low9:07 PM0.4 ft | 6.8 ft |
| Mon, Sep 14 | 6:56 AM | 7:27 PM | High3:18 AM6.0 ft | Low9:00 AM1.9 ft | High3:09 PM7.1 ft | Low9:51 PM0.4 ft | 6.7 ft |
| Tue, Sep 15 | 6:57 AM | 7:26 PM | High4:09 AM5.6 ft | Low9:34 AM2.5 ft | High3:41 PM6.9 ft | Low10:38 PM0.6 ft | 6.3 ft |
| Wed, Sep 16 | 6:58 AM | 7:24 PM | High5:05 AM5.1 ft | Low10:09 AM3.2 ft | High4:16 PM6.7 ft | Low11:30 PM0.8 ft | 5.9 ft |
| Thu, Sep 17 | 6:59 AM | 7:22 PM | High6:10 AM4.8 ft | Low10:50 AM3.6 ft | High4:58 PM6.4 ft | — | 2.8 ft |
| Fri, Sep 18 | 7:00 AM | 7:21 PM | Low12:30 AM1.0 ft | High7:30 AM4.6 ft | Low11:45 AM4.0 ft | High5:54 PM6.1 ft | 5.1 ft |
| Sat, Sep 19 | 7:01 AM | 7:19 PM | Low1:38 AM1.1 ft | High9:02 AM4.6 ft | Low1:09 PM4.2 ft | High7:04 PM5.9 ft | 4.8 ft |
| Sun, Sep 20 | 7:02 AM | 7:17 PM | Low2:46 AM1.1 ft | High10:09 AM4.8 ft | Low2:37 PM4.0 ft | High8:17 PM5.9 ft | 4.8 ft |
| Mon, Sep 21 | 7:03 AM | 7:16 PM | Low3:45 AM0.9 ft | High10:49 AM5.1 ft | Low3:44 PM3.6 ft | High9:22 PM6.0 ft | 5.1 ft |
| Tue, Sep 22 | 7:04 AM | 7:14 PM | Low4:32 AM0.7 ft | High11:18 AM5.4 ft | Low4:36 PM3.1 ft | High10:18 PM6.2 ft | 5.5 ft |
| Wed, Sep 23 | 7:05 AM | 7:12 PM | Low5:11 AM0.5 ft | High11:45 AM5.7 ft | Low5:20 PM2.5 ft | High11:08 PM6.4 ft | 5.9 ft |
| Thu, Sep 24 | 7:06 AM | 7:10 PM | Low5:46 AM0.5 ft | High12:11 PM6.1 ft | Low6:01 PM1.9 ft | High11:54 PM6.5 ft | 6.0 ft |
| Fri, Sep 25 | 7:07 AM | 7:09 PM | Low6:18 AM0.6 ft | High12:37 PM6.5 ft | Low6:40 PM1.3 ft | — | 5.9 ft |
| Sat, Sep 26 | 7:08 AM | 7:07 PM | High12:40 AM6.5 ft | Low6:50 AM0.8 ft | High1:04 PM6.9 ft | Low7:20 PM0.7 ft | 6.2 ft |
| Sun, Sep 27 | 7:09 AM | 7:05 PM | High1:26 AM6.4 ft | Low7:22 AM1.2 ft | High1:31 PM7.2 ft | Low8:01 PM0.1 ft | 7.1 ft |
| Mon, Sep 28 | 7:10 AM | 7:04 PM | High2:13 AM6.3 ft | Low7:55 AM1.7 ft | High2:01 PM7.5 ft | Low8:44 PM-0.2 ft | 7.7 ft |
| Tue, Sep 29 | 7:11 AM | 7:02 PM | High3:04 AM6.0 ft | Low8:29 AM2.2 ft | High2:33 PM7.6 ft | Low9:31 PM-0.4 ft | 8.0 ft |
| Wed, Sep 30 | 7:12 AM | 7:00 PM | High4:00 AM5.6 ft | Low9:07 AM2.7 ft | High3:11 PM7.6 ft | Low10:24 PM-0.4 ft | 8.0 ft |
| Thu, Oct 1 | 7:13 AM | 6:59 PM | High5:04 AM5.3 ft | Low9:51 AM3.2 ft | High3:57 PM7.5 ft | Low11:23 PM-0.3 ft | 7.8 ft |
| Fri, Oct 2 | 7:14 AM | 6:57 PM | High6:17 AM5.0 ft | Low10:46 AM3.6 ft | High4:55 PM7.2 ft | — | 3.6 ft |
| Sat, Oct 3 | 7:15 AM | 6:55 PM | Low12:30 AM-0.1 ft | High7:38 AM5.0 ft | Low12:03 PM3.9 ft | High6:08 PM6.8 ft | 6.9 ft |
| Sun, Oct 4 | 7:16 AM | 6:54 PM | Low1:42 AM0.0 ft | High8:53 AM5.2 ft | Low1:37 PM3.7 ft | High7:30 PM6.6 ft | 6.6 ft |
| Mon, Oct 5 | 7:17 AM | 6:52 PM | Low2:50 AM0.1 ft | High9:52 AM5.5 ft | Low3:02 PM3.3 ft | High8:50 PM6.5 ft | 6.4 ft |
| Tue, Oct 6 | 7:18 AM | 6:50 PM | Low3:50 AM0.1 ft | High10:37 AM6.0 ft | Low4:12 PM2.5 ft | High10:01 PM6.5 ft | 6.4 ft |
| Wed, Oct 7 | 7:19 AM | 6:49 PM | Low4:40 AM0.2 ft | High11:15 AM6.4 ft | Low5:08 PM1.7 ft | High11:04 PM6.5 ft | 6.3 ft |
| Thu, Oct 8 | 7:20 AM | 6:47 PM | Low5:24 AM0.4 ft | High11:49 AM6.8 ft | Low5:57 PM1.0 ft | High11:59 PM6.4 ft | 6.4 ft |
| Fri, Oct 9 | 7:21 AM | 6:46 PM | Low6:04 AM0.8 ft | High12:21 PM7.1 ft | Low6:42 PM0.4 ft | — | 6.7 ft |
| Sat, Oct 10 | 7:22 AM | 6:44 PM | High12:51 AM6.3 ft | Low6:41 AM1.3 ft | High12:51 PM7.3 ft | Low7:23 PM0.0 ft | 7.3 ft |
| Sun, Oct 11 | 7:23 AM | 6:42 PM | High1:39 AM6.2 ft | Low7:16 AM1.8 ft | High1:20 PM7.4 ft | Low8:03 PM-0.3 ft | 7.7 ft |
Tide predictions for Arcata Wharf come from NOAA station 9418851 (California), 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.
Arcata Wharf 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.
The current water temperature near Arcata Wharf is about 57°F, from the nearest reporting buoy (Humboldt, CA buoy HBXC1, 7 mi away). Water temperature shapes where fish hold and feed, and tells you what to wear in the water — check it alongside the tide before you head out.
Today (Saturday, September 12), high tide at Arcata Wharf is at 1:42 AM (6.9 ft), 2:07 PM (7.1 ft). Heights are referenced to MLLW (Mean Lower Low Water).
Today, low tide at Arcata Wharf is at 7:52 AM (0.5 ft), 8:23 PM (0.5 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.
The latest sea-surface temperature near Arcata Wharf is about 57°F, from the nearest reporting buoy (Humboldt, CA buoy HBXC1, 7 mi away). Water temperature drives fish behavior and tells you what to wear in the water, so it's worth checking alongside the tide.
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