California tide station
Seaplane Harbor tide times
Today, Sunday, October 18, 2026: high tide at 8:29 AM (5.8 ft) and 6:03 PM (6.2 ft); low tide at 12:41 AM (0.6 ft) and 1:28 PM (3.5 ft). Water temperature 66.2 F at Alameda (10 mi away).
Low tide▼
12:41AM
0.6FT MLLW
low
High tide▲
8:29AM
5.8FT MLLW
high
Low tide▼
1:28PM
3.5FT MLLW
low
High tide▲
6:03PM
6.2FT MLLW
high
Water temp°F
66.2
19.0C
Alameda, 10 mi
predicted height above MLLWnightnow (build time; your browser updates it)
As of 2:20 AM the tide is rising toward high tide at 8:29 AM (5.8 ft).
First Quarter 52% litSunrise 7:21 AMSunset 6:28 PMDaylight 11h 07mPDT
- High tide at Seaplane Harbor, California on is at 8:29 AM (5.8 ft above MLLW) and 6:03 PM (6.2 ft above MLLW).
- Low tide at Seaplane Harbor on is at 12:41 AM (0.6 ft) and 1:28 PM (3.5 ft).
- Today's tidal range at Seaplane Harbor is 5.5 ft (highest high 6.2 ft, lowest low 0.6 ft).
- The nearest NOAA water temperature to Seaplane Harbor is 66.2 F at Alameda (10 mi away), as of .
- Sunrise 7:21 AM, sunset 6:28 PM (PDT); moon first quarter, 52% illuminated.
- Predictions are NOAA CO-OPS tide predictions for station 9414413 (subordinate station), heights above MLLW.
Next 7 days at Seaplane Harbor
| Date | Tide 1 | Tide 2 | Tide 3 | Tide 4 | Sunrise | Sunset | Moon |
|---|---|---|---|---|---|---|---|
| Sun Oct 18today | 12:41 AM0.6 ft | 8:29 AM5.8 ft | 1:28 PM3.5 ft | 6:03 PM6.2 ft | 7:21 AM | 6:28 PM | 52% |
| Mon Oct 19 | 1:45 AM0.7 ft | 9:09 AM5.9 ft | 2:34 PM3.2 ft | 7:17 PM6.1 ft | 7:22 AM | 6:27 PM | 62% |
| Tue Oct 20 | 2:38 AM0.6 ft | 9:39 AM6.1 ft | 3:25 PM2.7 ft | 8:26 PM6.1 ft | 7:23 AM | 6:26 PM | 72% |
| Wed Oct 21 | 3:23 AM0.6 ft | 10:05 AM6.4 ft | 4:07 PM2.1 ft | 9:28 PM6.2 ft | 7:24 AM | 6:24 PM | 81% |
| Thu Oct 22 | 4:01 AM0.7 ft | 10:29 AM6.7 ft | 4:44 PM1.5 ft | 10:25 PM6.3 ft | 7:25 AM | 6:23 PM | 89% |
| Fri Oct 23 | 4:37 AM0.9 ft | 10:54 AM7.0 ft | 5:21 PM0.9 ft | 11:19 PM6.3 ft | 7:26 AM | 6:22 PM | 95% |
| Sat Oct 24 | 5:12 AM1.3 ft | 11:21 AM7.3 ft | 5:58 PM0.2 ft | 7:27 AM | 6:20 PM | 98% |
Water temperature near Seaplane Harbor
66.2 F (19.0 C)
NOAA CO-OPS station 9414750 (Alameda sensor, 10 mi away), read 2:00 AM local, October 18, 2026
Over the past 30 days this sensor ranged from 64.2 to 68.2 F. Typical for October here is 64.9 F (5-year hourly mean; range 60.6 to 69.8), so today is 1.3 F above typical.
Water temperature is the nearest NOAA reading to Seaplane Harbor, not a measurement at the tide gauge itself (this station has no water-temperature sensor). See water temperature by state for every sensor and buoy.
Tide tables
October 2026 tide table
| Date | Tide 1 | Tide 2 | Tide 3 | Tide 4 | Sunrise | Sunset | Moon |
|---|---|---|---|---|---|---|---|
| Thu Oct 1 | 7:05 AM | 6:53 PM | 71% | ||||
| Fri Oct 2 | 7:06 AM | 6:51 PM | 61% | ||||
| Sat Oct 3 | 7:07 AM | 6:50 PM | 51% | ||||
| Sun Oct 4 | 7:08 AM | 6:48 PM | 40% | ||||
| Mon Oct 5 | 7:09 AM | 6:47 PM | 30% | ||||
| Tue Oct 6 | 7:10 AM | 6:45 PM | 21% | ||||
| Wed Oct 7 | 7:11 AM | 6:44 PM | 13% | ||||
| Thu Oct 8 | 7:12 AM | 6:42 PM | 7% | ||||
| Fri Oct 9 | 7:13 AM | 6:41 PM | 2% | ||||
| Sat Oct 10 | 7:13 AM | 6:39 PM | 0% | ||||
| Sun Oct 11 | 7:14 AM | 6:38 PM | 0% | ||||
| Mon Oct 12 | 7:15 AM | 6:37 PM | 3% | ||||
| Tue Oct 13 | 7:16 AM | 6:35 PM | 7% | ||||
| Wed Oct 14 | 7:17 AM | 6:34 PM | 14% | ||||
| Thu Oct 15 | 7:18 AM | 6:32 PM | 22% | ||||
| Fri Oct 16 | 6:14 AM5.7 ft | 10:31 AM3.7 ft | 3:53 PM6.6 ft | 11:35 PM0.5 ft | 7:19 AM | 6:31 PM | 31% |
| Sat Oct 17 | 7:30 AM5.7 ft | 11:59 AM3.7 ft | 4:52 PM6.4 ft | 7:20 AM | 6:30 PM | 41% | |
| Sun Oct 18today | 12:41 AM0.6 ft | 8:29 AM5.8 ft | 1:28 PM3.5 ft | 6:03 PM6.2 ft | 7:21 AM | 6:28 PM | 52% |
| Mon Oct 19 | 1:45 AM0.7 ft | 9:09 AM5.9 ft | 2:34 PM3.2 ft | 7:17 PM6.1 ft | 7:22 AM | 6:27 PM | 62% |
| Tue Oct 20 | 2:38 AM0.6 ft | 9:39 AM6.1 ft | 3:25 PM2.7 ft | 8:26 PM6.1 ft | 7:23 AM | 6:26 PM | 72% |
| Wed Oct 21 | 3:23 AM0.6 ft | 10:05 AM6.4 ft | 4:07 PM2.1 ft | 9:28 PM6.2 ft | 7:24 AM | 6:24 PM | 81% |
| Thu Oct 22 | 4:01 AM0.7 ft | 10:29 AM6.7 ft | 4:44 PM1.5 ft | 10:25 PM6.3 ft | 7:25 AM | 6:23 PM | 89% |
| Fri Oct 23 | 4:37 AM0.9 ft | 10:54 AM7.0 ft | 5:21 PM0.9 ft | 11:19 PM6.3 ft | 7:26 AM | 6:22 PM | 95% |
| Sat Oct 24 | 5:12 AM1.3 ft | 11:21 AM7.3 ft | 5:58 PM0.2 ft | 7:27 AM | 6:20 PM | 98% | |
| Sun Oct 25 | 12:13 AM6.4 ft | 5:47 AM1.6 ft | 11:49 AM7.6 ft | 6:37 PM-0.3 ft | 7:28 AM | 6:19 PM | 100% |
| Mon Oct 26 | 1:07 AM6.4 ft | 6:24 AM2.1 ft | 12:21 PM7.9 ft | 7:20 PM-0.8 ft | 7:29 AM | 6:18 PM | 99% |
| Tue Oct 27 | 2:03 AM6.4 ft | 7:04 AM2.5 ft | 12:57 PM8.1 ft | 8:05 PM-1.0 ft | 7:30 AM | 6:17 PM | 96% |
| Wed Oct 28 | 3:01 AM6.3 ft | 7:47 AM2.9 ft | 1:38 PM8.1 ft | 8:55 PM-1.1 ft | 7:31 AM | 6:16 PM | 91% |
| Thu Oct 29 | 4:03 AM6.2 ft | 8:35 AM3.2 ft | 2:25 PM7.9 ft | 9:50 PM-1.0 ft | 7:32 AM | 6:14 PM | 85% |
| Fri Oct 30 | 5:09 AM6.1 ft | 9:35 AM3.4 ft | 3:21 PM7.7 ft | 10:52 PM-0.7 ft | 7:33 AM | 6:13 PM | 76% |
| Sat Oct 31 | 6:17 AM6.1 ft | 10:53 AM3.4 ft | 4:26 PM7.2 ft | 11:59 PM-0.4 ft | 7:34 AM | 6:12 PM | 67% |
November 2026 tide table
| Date | Tide 1 | Tide 2 | Tide 3 | Tide 4 | Sunrise | Sunset | Moon |
|---|---|---|---|---|---|---|---|
| Sun Nov 1 | 6:22 AM6.2 ft | 11:27 AM3.2 ft | 4:41 PM6.8 ft | 6:35 AM | 5:11 PM | 56% | |
| Mon Nov 2 | 12:07 AM-0.1 ft | 7:17 AM6.4 ft | 12:54 PM2.7 ft | 6:03 PM6.5 ft | 6:36 AM | 5:10 PM | 45% |
| Tue Nov 3 | 1:09 AM0.1 ft | 8:03 AM6.7 ft | 2:04 PM2.1 ft | 7:25 PM6.2 ft | 6:37 AM | 5:09 PM | 35% |
| Wed Nov 4 | 2:03 AM0.5 ft | 8:42 AM7.1 ft | 3:02 PM1.4 ft | 8:39 PM6.1 ft | 6:38 AM | 5:08 PM | 25% |
| Thu Nov 5 | 2:50 AM0.9 ft | 9:17 AM7.3 ft | 3:51 PM0.7 ft | 9:45 PM6.1 ft | 6:39 AM | 5:07 PM | 16% |
| Fri Nov 6 | 3:32 AM1.3 ft | 9:50 AM7.5 ft | 4:35 PM0.2 ft | 10:45 PM6.1 ft | 6:40 AM | 5:06 PM | 9% |
| Sat Nov 7 | 4:12 AM1.8 ft | 10:20 AM7.6 ft | 5:14 PM-0.2 ft | 11:40 PM6.1 ft | 6:41 AM | 5:05 PM | 4% |
| Sun Nov 8 | 4:50 AM2.3 ft | 10:48 AM7.6 ft | 5:51 PM-0.4 ft | 6:42 AM | 5:04 PM | 1% | |
| Mon Nov 9 | 12:32 AM6.1 ft | 5:28 AM2.7 ft | 11:17 AM7.6 ft | 6:27 PM-0.5 ft | 6:43 AM | 5:03 PM | 0% |
| Tue Nov 10 | 1:21 AM6.1 ft | 6:05 AM3.0 ft | 11:46 AM7.5 ft | 7:03 PM-0.5 ft | 6:45 AM | 5:02 PM | 1% |
| Wed Nov 11 | 2:09 AM6.1 ft | 6:44 AM3.3 ft | 12:17 PM7.3 ft | 7:40 PM-0.4 ft | 6:46 AM | 5:01 PM | 5% |
| Thu Nov 12 | 2:57 AM6.0 ft | 7:24 AM3.5 ft | 12:52 PM7.1 ft | 8:20 PM-0.3 ft | 6:47 AM | 5:01 PM | 10% |
| Fri Nov 13 | 3:46 AM5.9 ft | 8:09 AM3.6 ft | 1:31 PM6.9 ft | 9:03 PM-0.1 ft | 6:48 AM | 5:00 PM | 18% |
| Sat Nov 14 | 4:38 AM5.8 ft | 9:04 AM3.6 ft | 2:16 PM6.6 ft | 9:51 PM0.1 ft | 6:49 AM | 4:59 PM | 26% |
| Sun Nov 15 | 5:29 AM5.8 ft | 10:17 AM3.6 ft | 3:09 PM6.3 ft | 10:42 PM0.3 ft | 6:50 AM | 4:58 PM | 36% |
| Mon Nov 16 | 6:15 AM5.9 ft | 11:41 AM3.4 ft | 4:13 PM5.9 ft | 11:35 PM0.5 ft | 6:51 AM | 4:58 PM | 47% |
| Tue Nov 17 | 6:54 AM6.1 ft | 12:52 PM3.0 ft | 5:26 PM5.7 ft | 6:52 AM | 4:57 PM | 57% | |
| Wed Nov 18 | 12:27 AM0.7 ft | 7:27 AM6.4 ft | 1:48 PM2.4 ft | 6:45 PM5.5 ft | 6:53 AM | 4:56 PM | 68% |
| Thu Nov 19 | 1:15 AM1.0 ft | 7:57 AM6.7 ft | 2:35 PM1.7 ft | 8:02 PM5.5 ft | 6:54 AM | 4:56 PM | 77% |
| Fri Nov 20 | 2:00 AM1.3 ft | 8:27 AM7.0 ft | 3:16 PM0.9 ft | 9:13 PM5.7 ft | 6:55 AM | 4:55 PM | 85% |
| Sat Nov 21 | 2:43 AM1.7 ft | 8:57 AM7.4 ft | 3:57 PM0.2 ft | 10:17 PM5.9 ft | 6:56 AM | 4:55 PM | 92% |
| Sun Nov 22 | 3:26 AM2.1 ft | 9:30 AM7.8 ft | 4:38 PM-0.5 ft | 11:16 PM6.1 ft | 6:57 AM | 4:54 PM | 97% |
| Mon Nov 23 | 4:10 AM2.5 ft | 10:07 AM8.1 ft | 5:21 PM-1.1 ft | 6:58 AM | 4:54 PM | 99% | |
| Tue Nov 24 | 12:13 AM6.2 ft | 4:55 AM2.8 ft | 10:47 AM8.3 ft | 6:06 PM-1.5 ft | 6:59 AM | 4:53 PM | 100% |
| Wed Nov 25 | 1:08 AM6.3 ft | 5:42 AM3.0 ft | 11:31 AM8.4 ft | 6:55 PM-1.7 ft | 7:00 AM | 4:53 PM | 98% |
| Thu Nov 26 | 2:02 AM6.3 ft | 6:33 AM3.2 ft | 12:20 PM8.4 ft | 7:45 PM-1.6 ft | 7:01 AM | 4:53 PM | 94% |
| Fri Nov 27 | 2:56 AM6.3 ft | 7:29 AM3.2 ft | 1:13 PM8.1 ft | 8:38 PM-1.4 ft | 7:02 AM | 4:52 PM | 88% |
| Sat Nov 28 | 3:51 AM6.3 ft | 8:34 AM3.2 ft | 2:10 PM7.7 ft | 9:33 PM-1.0 ft | 7:03 AM | 4:52 PM | 80% |
| Sun Nov 29 | 4:45 AM6.4 ft | 9:52 AM3.0 ft | 3:14 PM7.1 ft | 10:30 PM-0.5 ft | 7:04 AM | 4:52 PM | 71% |
| Mon Nov 30 | 5:38 AM6.6 ft | 11:18 AM2.7 ft | 4:27 PM6.4 ft | 11:27 PM0.1 ft | 7:05 AM | 4:51 PM | 61% |
How these predictions are made
Seaplane Harbor is a subordinate station: NOAA derives its tides from the reference station SAN FRANCISCO (Golden Gate) by applying fixed offsets.
High tide time
+0h 42m
relative to SAN FRANCISCO (Golden Gate)
Low tide time
+1h 03m
relative to reference
High tide height
+1.40 ft
difference
Low tide height
+0.00 ft
difference
Nearby tide stations
- Point San Bruno1.0 mi · next high 8:25 AM
- Oyster Point Marina2.0 mi · next high 8:28 AM
- South San Francisco2.1 mi · next high 8:25 AM
- Coyote Point Marina4.9 mi · next high 8:29 AM
- Hunters Point6.6 mi · next high 7:46 AM
- San Mateo Bridge (west end)8.1 mi · next high 7:57 AM
Questions
What time is high tide at Seaplane Harbor today?
High tide at Seaplane Harbor, California on Sunday, October 18, 2026 is at 8:29 AM (5.8 ft above MLLW) and 6:03 PM (6.2 ft above MLLW), NOAA prediction, local time.
What time is low tide at Seaplane Harbor today?
Low tide at Seaplane Harbor on Sunday, October 18, 2026 is at 12:41 AM (0.6 ft) and 1:28 PM (3.5 ft).
What is the water temperature at Seaplane Harbor?
The nearest NOAA water-temperature reading to Seaplane Harbor is 66.2 F at Alameda (10 mi away), as of October 18, 2026.
Not for navigation. Predictions do not include weather; wind and pressure can move the real water level by a foot or more. Source: NOAA CO-OPS station 9414413.