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Alcatraz Island tide chart and tide times
California · NOAA station 9414792
Nearest NOAA tide station to San Francisco, Bayview-Hunters Point, Emeryville, Tamalpais-Homestead Valley (6 km from San Francisco).
On Tuesday, September 29, high tide at Alcatraz Island is at 2:23 AM (4.9 ft) and 1:44 PM (6.3 ft), and low tide is at 7:26 AM (2.1 ft) and 8:24 PM (-0.2 ft). Times are local; heights are in feet above mean lower low water (MLLW), the datum used on U.S. charts — a negative height means the water drops below that level.
High and low tides for the next 8 days
| Tide | Time | Height |
|---|---|---|
| Tuesday, September 29 🌖 Waning GibbousSunrise 7:03 AM · Sunset 6:55 PM · Moonrise 8:28 PM · Moonset 10:32 AM | ||
| High tide | 2:23 AM | 4.9 ft |
| Low tide | 7:26 AM | 2.1 ft |
| High tide | 1:44 PM | 6.3 ft |
| Low tide | 8:24 PM | -0.2 ft |
| Wednesday, September 30 🌖 Waning GibbousSunrise 7:04 AM · Sunset 6:53 PM · Moonrise 9:14 PM · Moonset 11:46 AM | ||
| High tide | 3:25 AM | 4.7 ft |
| Low tide | 8:06 AM | 2.7 ft |
| High tide | 2:24 PM | 6.3 ft |
| Low tide | 9:18 PM | -0.3 ft |
| Thursday, October 1 🌖 Waning GibbousSunrise 7:05 AM · Sunset 6:52 PM · Moonrise 10:10 PM · Moonset 12:58 PM | ||
| High tide | 4:38 AM | 4.4 ft |
| Low tide | 8:54 AM | 3.1 ft |
| High tide | 3:12 PM | 6.2 ft |
| Low tide | 10:22 PM | -0.2 ft |
| Friday, October 2 🌗 Last QuarterSunrise 7:06 AM · Sunset 6:50 PM · Moonrise 11:15 PM · Moonset 2:02 PM | ||
| High tide | 6:01 AM | 4.3 ft |
| Low tide | 9:59 AM | 3.4 ft |
| High tide | 4:12 PM | 6.0 ft |
| Low tide | 11:35 PM | -0.1 ft |
| Saturday, October 3 🌗 Last QuarterSunrise 7:07 AM · Sunset 6:49 PM · Moonset 2:56 PM | ||
| High tide | 7:25 AM | 4.4 ft |
| Low tide | 11:30 AM | 3.5 ft |
| High tide | 5:25 PM | 5.8 ft |
| Sunday, October 4 🌗 Last QuarterSunrise 7:08 AM · Sunset 6:47 PM · Moonrise 12:26 AM · Moonset 3:40 PM | ||
| Low tide | 12:52 AM | -0.1 ft |
| High tide | 8:30 AM | 4.7 ft |
| Low tide | 1:06 PM | 3.3 ft |
| High tide | 6:46 PM | 5.7 ft |
| Monday, October 5 🌗 Last QuarterSunrise 7:09 AM · Sunset 6:46 PM · Moonrise 1:39 AM · Moonset 4:16 PM | ||
| Low tide | 2:00 AM | -0.1 ft |
| High tide | 9:18 AM | 5.0 ft |
| Low tide | 2:21 PM | 2.8 ft |
| High tide | 8:03 PM | 5.6 ft |
| Tuesday, October 6 🌘 Waning CrescentSunrise 7:09 AM · Sunset 6:44 PM · Moonrise 2:52 AM · Moonset 4:46 PM | ||
| Low tide | 2:56 AM | -0.1 ft |
| High tide | 9:58 AM | 5.2 ft |
| Low tide | 3:20 PM | 2.1 ft |
| High tide | 9:12 PM | 5.6 ft |
Best fishing times at Alcatraz Island (solunar table)
Major periods, about two hours each, are centered on the moon passing overhead or underfoot. Minor periods, about an hour, are centered on moonrise and moonset. By solunar tradition the days around the new and full moon are the strongest, and many anglers plan for a major period that falls on a moving tide.
| Day | Major periods | Minor periods |
|---|---|---|
| Tue, Sep 29 🌖 Waning Gibbous · Good | 2:06 AM–4:06 AM 2:34 PM–4:34 PM | 10:02 AM–11:02 AM 7:58 PM–8:58 PM |
| Wed, Sep 30 🌖 Waning Gibbous · Good | 3:03 AM–5:03 AM 3:32 PM–5:32 PM | 11:16 AM–12:16 PM 8:44 PM–9:44 PM |
| Thu, Oct 1 🌖 Waning Gibbous · Good | 4:03 AM–6:03 AM 4:34 PM–6:34 PM | 12:28 PM–1:28 PM 9:40 PM–10:40 PM |
| Fri, Oct 2 🌗 Last Quarter · Fair | 5:06 AM–7:06 AM 5:37 PM–7:37 PM | 1:32 PM–2:32 PM 10:45 PM–11:45 PM |
| Sat, Oct 3 🌗 Last Quarter · Fair | 6:08 AM–8:08 AM 6:39 PM–8:39 PM | 2:26 PM–3:26 PM |
| Sun, Oct 4 🌗 Last Quarter · Fair | 7:08 AM–9:08 AM 7:36 PM–9:36 PM | 11:56 PM–12:56 AM 3:10 PM–4:10 PM |
| Mon, Oct 5 🌗 Last Quarter · Fair | 8:03 AM–10:03 AM 8:30 PM–10:30 PM | 1:09 AM–2:09 AM 3:46 PM–4:46 PM |
| Tue, Oct 6 🌘 Waning Crescent · Good | 8:55 AM–10:55 AM 9:19 PM–11:19 PM | 2:22 AM–3:22 AM 4:16 PM–5:16 PM |
Nearby tide stations
- San Francisco, North Point, Pier 41
2 km away - Angel Island, East Garrison
4 km away - Angel Island (west side)
4 km away - San Francisco (Golden Gate)
5 km away - Rincon Point, Pier 22 1/2
5 km away - Yerba Buena Island
5 km away - Sausalito
6 km away - Oakland Middle Harbor
7 km away
Predictions from NOAA CO-OPS station 9414792 (subordinate station, corrected from reference station 9414290). Station page at NOAA. Updated daily. Not for navigation.
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