Alaska tide station
Copper Harbor tide times
Today, Sunday, October 18, 2026: high tide at 7:45 AM (9.7 ft) and 6:09 PM (10.5 ft); low tide at 12:28 AM (2.1 ft) and 12:28 PM (5.8 ft). Water temperature 51.6 F at Ketchikan (40 mi away).
Low tide▼
12:28AM
2.1FT MLLW
low
High tide▲
7:45AM
9.7FT MLLW
high
Low tide▼
12:28PM
5.8FT MLLW
low
High tide▲
6:09PM
10.5FT MLLW
high
Water temp°F
51.6
10.9C
Ketchikan, 40 mi
predicted height above MLLWnightnow (build time; your browser updates it)
As of 1:20 AM the tide is rising toward high tide at 7:45 AM (9.7 ft).
First Quarter 52% litSunrise 7:27 AMSunset 5:44 PMDaylight 10h 16mAKDT
- High tide at Copper Harbor, Alaska on is at 7:45 AM (9.7 ft above MLLW) and 6:09 PM (10.5 ft above MLLW).
- Low tide at Copper Harbor on is at 12:28 AM (2.1 ft) and 12:28 PM (5.8 ft).
- Today's tidal range at Copper Harbor is 8.4 ft (highest high 10.5 ft, lowest low 2.1 ft).
- The nearest NOAA water temperature to Copper Harbor is 51.6 F at Ketchikan (40 mi away), as of .
- Sunrise 7:27 AM, sunset 5:44 PM (AKDT); moon first quarter, 52% illuminated.
- Predictions are NOAA CO-OPS tide predictions for station 9450369 (subordinate station), heights above MLLW.
Next 7 days at Copper Harbor
| Date | Tide 1 | Tide 2 | Tide 3 | Tide 4 | Sunrise | Sunset | Moon |
|---|---|---|---|---|---|---|---|
| Sun Oct 18today | 12:28 AM2.1 ft | 7:45 AM9.7 ft | 12:28 PM5.8 ft | 6:09 PM10.5 ft | 7:27 AM | 5:44 PM | 52% |
| Mon Oct 19 | 1:45 AM2.3 ft | 9:00 AM10.0 ft | 2:20 PM5.5 ft | 7:44 PM10.2 ft | 7:29 AM | 5:41 PM | 63% |
| Tue Oct 20 | 2:56 AM2.2 ft | 9:50 AM10.5 ft | 3:37 PM4.6 ft | 9:07 PM10.4 ft | 7:31 AM | 5:39 PM | 73% |
| Wed Oct 21 | 3:49 AM2.0 ft | 10:26 AM11.1 ft | 4:27 PM3.5 ft | 10:12 PM10.8 ft | 7:33 AM | 5:37 PM | 82% |
| Thu Oct 22 | 4:31 AM1.8 ft | 10:56 AM11.9 ft | 5:08 PM2.3 ft | 11:04 PM11.3 ft | 7:35 AM | 5:34 PM | 89% |
| Fri Oct 23 | 5:09 AM1.7 ft | 11:24 AM12.6 ft | 5:45 PM1.1 ft | 11:51 PM11.8 ft | 7:37 AM | 5:32 PM | 95% |
| Sat Oct 24 | 5:45 AM1.8 ft | 11:54 AM13.4 ft | 6:23 PM-0.0 ft | 7:39 AM | 5:30 PM | 98% |
Water temperature near Copper Harbor
51.6 F (10.9 C)
NOAA CO-OPS station 9450460 (Ketchikan sensor, 40 mi away), read 1:00 AM local, October 18, 2026
Over the past 30 days this sensor ranged from 50.7 to 57.4 F. Typical for October here is 50.9 F (5-year hourly mean; range 47.3 to 54.7), so today is 0.7 F above typical.
Water temperature is the nearest NOAA reading to Copper 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 | 6:54 AM | 6:26 PM | 71% | ||||
| Fri Oct 2 | 6:56 AM | 6:24 PM | 61% | ||||
| Sat Oct 3 | 6:58 AM | 6:21 PM | 50% | ||||
| Sun Oct 4 | 7:00 AM | 6:18 PM | 40% | ||||
| Mon Oct 5 | 7:02 AM | 6:16 PM | 29% | ||||
| Tue Oct 6 | 7:04 AM | 6:13 PM | 20% | ||||
| Wed Oct 7 | 7:06 AM | 6:11 PM | 12% | ||||
| Thu Oct 8 | 7:08 AM | 6:08 PM | 6% | ||||
| Fri Oct 9 | 7:09 AM | 6:06 PM | 2% | ||||
| Sat Oct 10 | 7:11 AM | 6:03 PM | 0% | ||||
| Sun Oct 11 | 7:13 AM | 6:01 PM | 0% | ||||
| Mon Oct 12 | 7:15 AM | 5:58 PM | 3% | ||||
| Tue Oct 13 | 7:17 AM | 5:56 PM | 8% | ||||
| Wed Oct 14 | 7:19 AM | 5:53 PM | 14% | ||||
| Thu Oct 15 | 7:21 AM | 5:51 PM | 22% | ||||
| Fri Oct 16 | 5:16 AM10.3 ft | 10:14 AM5.0 ft | 4:06 PM11.8 ft | 11:24 PM1.6 ft | 7:23 AM | 5:49 PM | 32% |
| Sat Oct 17 | 6:22 AM9.9 ft | 11:04 AM5.5 ft | 4:56 PM11.1 ft | 7:25 AM | 5:46 PM | 42% | |
| Sun Oct 18today | 12:28 AM2.1 ft | 7:45 AM9.7 ft | 12:28 PM5.8 ft | 6:09 PM10.5 ft | 7:27 AM | 5:44 PM | 52% |
| Mon Oct 19 | 1:45 AM2.3 ft | 9:00 AM10.0 ft | 2:20 PM5.5 ft | 7:44 PM10.2 ft | 7:29 AM | 5:41 PM | 63% |
| Tue Oct 20 | 2:56 AM2.2 ft | 9:50 AM10.5 ft | 3:37 PM4.6 ft | 9:07 PM10.4 ft | 7:31 AM | 5:39 PM | 73% |
| Wed Oct 21 | 3:49 AM2.0 ft | 10:26 AM11.1 ft | 4:27 PM3.5 ft | 10:12 PM10.8 ft | 7:33 AM | 5:37 PM | 82% |
| Thu Oct 22 | 4:31 AM1.8 ft | 10:56 AM11.9 ft | 5:08 PM2.3 ft | 11:04 PM11.3 ft | 7:35 AM | 5:34 PM | 89% |
| Fri Oct 23 | 5:09 AM1.7 ft | 11:24 AM12.6 ft | 5:45 PM1.1 ft | 11:51 PM11.8 ft | 7:37 AM | 5:32 PM | 95% |
| Sat Oct 24 | 5:45 AM1.8 ft | 11:54 AM13.4 ft | 6:23 PM-0.0 ft | 7:39 AM | 5:30 PM | 98% | |
| Sun Oct 25 | 12:35 AM12.2 ft | 6:20 AM2.0 ft | 12:25 PM14.1 ft | 7:01 PM-1.0 ft | 7:41 AM | 5:28 PM | 100% |
| Mon Oct 26 | 1:19 AM12.5 ft | 6:57 AM2.3 ft | 12:58 PM14.6 ft | 7:41 PM-1.6 ft | 7:44 AM | 5:25 PM | 99% |
| Tue Oct 27 | 2:04 AM12.6 ft | 7:35 AM2.8 ft | 1:34 PM14.9 ft | 8:24 PM-1.8 ft | 7:46 AM | 5:23 PM | 96% |
| Wed Oct 28 | 2:51 AM12.4 ft | 8:15 AM3.3 ft | 2:13 PM14.8 ft | 9:10 PM-1.7 ft | 7:48 AM | 5:21 PM | 91% |
| Thu Oct 29 | 3:41 AM12.0 ft | 8:59 AM3.8 ft | 2:57 PM14.4 ft | 9:59 PM-1.3 ft | 7:50 AM | 5:19 PM | 84% |
| Fri Oct 30 | 4:37 AM11.6 ft | 9:49 AM4.3 ft | 3:46 PM13.7 ft | 10:55 PM-0.6 ft | 7:52 AM | 5:16 PM | 76% |
| Sat Oct 31 | 5:42 AM11.1 ft | 10:51 AM4.8 ft | 4:46 PM12.8 ft | 11:59 PM0.2 ft | 7:54 AM | 5:14 PM | 66% |
November 2026 tide table
| Date | Tide 1 | Tide 2 | Tide 3 | Tide 4 | Sunrise | Sunset | Moon |
|---|---|---|---|---|---|---|---|
| Sun Nov 1 | 5:56 AM11.0 ft | 11:14 AM5.0 ft | 5:02 PM11.9 ft | 6:56 AM | 4:12 PM | 55% | |
| Mon Nov 2 | 12:11 AM0.8 ft | 7:09 AM11.2 ft | 12:54 PM4.6 ft | 6:33 PM11.2 ft | 6:58 AM | 4:10 PM | 45% |
| Tue Nov 3 | 1:23 AM1.2 ft | 8:11 AM11.7 ft | 2:20 PM3.6 ft | 8:01 PM11.0 ft | 7:00 AM | 4:08 PM | 34% |
| Wed Nov 4 | 2:26 AM1.5 ft | 9:01 AM12.3 ft | 3:23 PM2.4 ft | 9:16 PM11.1 ft | 7:02 AM | 4:06 PM | 25% |
| Thu Nov 5 | 3:19 AM1.8 ft | 9:42 AM12.9 ft | 4:13 PM1.2 ft | 10:17 PM11.4 ft | 7:04 AM | 4:04 PM | 16% |
| Fri Nov 6 | 4:04 AM2.1 ft | 10:18 AM13.4 ft | 4:55 PM0.3 ft | 11:08 PM11.7 ft | 7:06 AM | 4:02 PM | 9% |
| Sat Nov 7 | 4:45 AM2.5 ft | 10:51 AM13.7 ft | 5:34 PM-0.4 ft | 11:53 PM11.9 ft | 7:08 AM | 4:00 PM | 4% |
| Sun Nov 8 | 5:22 AM3.0 ft | 11:23 AM13.9 ft | 6:09 PM-0.7 ft | 7:10 AM | 3:58 PM | 1% | |
| Mon Nov 9 | 12:34 AM12.0 ft | 5:58 AM3.4 ft | 11:53 AM13.9 ft | 6:44 PM-0.8 ft | 7:12 AM | 3:56 PM | 0% |
| Tue Nov 10 | 1:13 AM11.9 ft | 6:32 AM3.9 ft | 12:24 PM13.8 ft | 7:18 PM-0.7 ft | 7:14 AM | 3:54 PM | 1% |
| Wed Nov 11 | 1:51 AM11.8 ft | 7:06 AM4.2 ft | 12:55 PM13.5 ft | 7:53 PM-0.4 ft | 7:16 AM | 3:53 PM | 5% |
| Thu Nov 12 | 2:29 AM11.5 ft | 7:41 AM4.6 ft | 1:28 PM13.1 ft | 8:30 PM0.1 ft | 7:18 AM | 3:51 PM | 11% |
| Fri Nov 13 | 3:11 AM11.2 ft | 8:17 AM4.9 ft | 2:02 PM12.6 ft | 9:10 PM0.6 ft | 7:20 AM | 3:49 PM | 18% |
| Sat Nov 14 | 3:57 AM10.8 ft | 8:59 AM5.2 ft | 2:41 PM12.0 ft | 9:53 PM1.1 ft | 7:22 AM | 3:48 PM | 27% |
| Sun Nov 15 | 4:50 AM10.5 ft | 9:50 AM5.4 ft | 3:27 PM11.3 ft | 10:42 PM1.6 ft | 7:24 AM | 3:46 PM | 37% |
| Mon Nov 16 | 5:48 AM10.5 ft | 11:00 AM5.4 ft | 4:28 PM10.6 ft | 11:37 PM2.0 ft | 7:26 AM | 3:44 PM | 47% |
| Tue Nov 17 | 6:44 AM10.7 ft | 12:28 PM5.1 ft | 5:47 PM10.1 ft | 7:28 AM | 3:43 PM | 58% | |
| Wed Nov 18 | 12:36 AM2.3 ft | 7:33 AM11.1 ft | 1:47 PM4.3 ft | 7:14 PM9.9 ft | 7:30 AM | 3:41 PM | 68% |
| Thu Nov 19 | 1:34 AM2.6 ft | 8:15 AM11.7 ft | 2:45 PM3.1 ft | 8:31 PM10.1 ft | 7:32 AM | 3:40 PM | 77% |
| Fri Nov 20 | 2:26 AM2.8 ft | 8:53 AM12.4 ft | 3:33 PM1.8 ft | 9:36 PM10.6 ft | 7:34 AM | 3:38 PM | 86% |
| Sat Nov 21 | 3:14 AM3.0 ft | 9:30 AM13.2 ft | 4:17 PM0.5 ft | 10:32 PM11.2 ft | 7:36 AM | 3:37 PM | 92% |
| Sun Nov 22 | 3:59 AM3.2 ft | 10:07 AM14.0 ft | 4:59 PM-0.6 ft | 11:23 PM11.8 ft | 7:38 AM | 3:36 PM | 97% |
| Mon Nov 23 | 4:44 AM3.4 ft | 10:47 AM14.7 ft | 5:42 PM-1.5 ft | 7:40 AM | 3:34 PM | 100% | |
| Tue Nov 24 | 12:11 AM12.2 ft | 5:29 AM3.6 ft | 11:29 AM15.1 ft | 6:27 PM-2.1 ft | 7:42 AM | 3:33 PM | 100% |
| Wed Nov 25 | 12:59 AM12.4 ft | 6:15 AM3.7 ft | 12:12 PM15.3 ft | 7:13 PM-2.4 ft | 7:43 AM | 3:32 PM | 98% |
| Thu Nov 26 | 1:47 AM12.5 ft | 7:03 AM3.9 ft | 12:59 PM15.2 ft | 8:01 PM-2.2 ft | 7:45 AM | 3:31 PM | 94% |
| Fri Nov 27 | 2:38 AM12.3 ft | 7:54 AM4.0 ft | 1:48 PM14.7 ft | 8:50 PM-1.7 ft | 7:47 AM | 3:30 PM | 88% |
| Sat Nov 28 | 3:31 AM12.2 ft | 8:50 AM4.2 ft | 2:41 PM13.9 ft | 9:42 PM-1.0 ft | 7:49 AM | 3:29 PM | 80% |
| Sun Nov 29 | 4:27 AM12.0 ft | 9:54 AM4.2 ft | 3:41 PM12.8 ft | 10:36 PM-0.1 ft | 7:50 AM | 3:28 PM | 71% |
| Mon Nov 30 | 5:25 AM12.0 ft | 11:11 AM4.1 ft | 4:51 PM11.7 ft | 11:34 PM0.8 ft | 7:52 AM | 3:27 PM | 61% |
How these predictions are made
Copper Harbor is a subordinate station: NOAA derives its tides from the reference station Sitka by applying fixed offsets.
High tide time
-0h 10m
relative to Sitka
Low tide time
-0h 08m
relative to reference
High tide height
+2.80 ft
difference
Low tide height
+0.10 ft
difference
Nearby tide stations
- Sulzer5.2 mi · next high 7:53 AM
- Saltery Point7.0 mi · next high 7:47 AM
- Hydaburg, Sukkwan Strait7.8 mi · next high 7:25 AM
- Mud Bay8.9 mi · next high 7:50 AM
- South Pass, Sukkwan Strait10 mi · next high 7:53 AM
- Keete Inlet10 mi · next high 7:44 AM
Questions
What time is high tide at Copper Harbor today?
High tide at Copper Harbor, Alaska on Sunday, October 18, 2026 is at 7:45 AM (9.7 ft above MLLW) and 6:09 PM (10.5 ft above MLLW), NOAA prediction, local time.
What time is low tide at Copper Harbor today?
Low tide at Copper Harbor on Sunday, October 18, 2026 is at 12:28 AM (2.1 ft) and 12:28 PM (5.8 ft).
What is the water temperature at Copper Harbor?
The nearest NOAA water-temperature reading to Copper Harbor is 51.6 F at Ketchikan (40 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 9450369.