Maine tide station
Green Island, Petit Manan Bar tide times
Today, Sunday, October 18, 2026: high tide at 4:49 AM (8.9 ft) and 4:54 PM (9.9 ft); low tide at 10:40 AM (2.7 ft) and 11:28 PM (1.8 ft). Water temperature 52.5 F at buoy ATGM1 (17 mi away).
High tide▲
4:49AM
8.9FT MLLW
high
Low tide▼
10:40AM
2.7FT MLLW
low
High tide▲
4:54PM
9.9FT MLLW
high
Low tide▼
11:28PM
1.8FT MLLW
low
Water temp°F
52.5
11.4C
buoy ATGM1, 17 mi
predicted height above MLLWnightnow (build time; your browser updates it)
As of 5:20 AM the tide is falling toward low tide at 10:40 AM (2.7 ft).
First Quarter 51% litSunrise 6:51 AMSunset 5:43 PMDaylight 10h 51mEDT
- High tide at Green Island, Petit Manan Bar, Maine on is at 4:49 AM (8.9 ft above MLLW) and 4:54 PM (9.9 ft above MLLW).
- Low tide at Green Island, Petit Manan Bar on is at 10:40 AM (2.7 ft) and 11:28 PM (1.8 ft).
- Today's tidal range at Green Island, Petit Manan Bar is 8.1 ft (highest high 9.9 ft, lowest low 1.8 ft).
- The nearest NOAA water temperature to Green Island, Petit Manan Bar is 52.5 F at buoy ATGM1 (17 mi away), as of .
- Sunrise 6:51 AM, sunset 5:43 PM (EDT); moon first quarter, 51% illuminated.
- Predictions are NOAA CO-OPS tide predictions for station 8412568 (subordinate station), heights above MLLW.
Next 7 days at Green Island, Petit Manan Bar
| Date | Tide 1 | Tide 2 | Tide 3 | Tide 4 | Sunrise | Sunset | Moon |
|---|---|---|---|---|---|---|---|
| Sun Oct 18today | 4:49 AM8.9 ft | 10:40 AM2.7 ft | 4:54 PM9.9 ft | 11:28 PM1.8 ft | 6:51 AM | 5:43 PM | 51% |
| Mon Oct 19 | 5:45 AM8.9 ft | 11:37 AM2.7 ft | 5:52 PM9.8 ft | 6:52 AM | 5:41 PM | 61% | |
| Tue Oct 20 | 12:23 AM1.8 ft | 6:41 AM9.1 ft | 12:37 PM2.5 ft | 6:49 PM9.9 ft | 6:53 AM | 5:39 PM | 71% |
| Wed Oct 21 | 1:16 AM1.6 ft | 7:32 AM9.5 ft | 1:33 PM2.1 ft | 7:44 PM10.2 ft | 6:54 AM | 5:38 PM | 80% |
| Thu Oct 22 | 2:04 AM1.2 ft | 8:18 AM10.1 ft | 2:25 PM1.4 ft | 8:33 PM10.5 ft | 6:56 AM | 5:36 PM | 88% |
| Fri Oct 23 | 2:47 AM0.9 ft | 8:59 AM10.8 ft | 3:11 PM0.7 ft | 9:19 PM10.9 ft | 6:57 AM | 5:34 PM | 94% |
| Sat Oct 24 | 3:27 AM0.5 ft | 9:38 AM11.5 ft | 3:54 PM-0.0 ft | 10:02 PM11.2 ft | 6:58 AM | 5:33 PM | 98% |
Water temperature near Green Island, Petit Manan Bar
52.5 F (11.4 C)
NDBC buoy ATGM1 (8413320 - Bar Harbor, ME), 17 mi away, observed 08:48 UTC October 18, 2026
Water temperature is the nearest NOAA reading to Green Island, Petit Manan Bar, 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 | 6:30 AM | 6:13 PM | 72% | ||||
| Fri Oct 2 | 6:31 AM | 6:11 PM | 62% | ||||
| Sat Oct 3 | 6:32 AM | 6:09 PM | 52% | ||||
| Sun Oct 4 | 6:33 AM | 6:07 PM | 41% | ||||
| Mon Oct 5 | 6:34 AM | 6:05 PM | 31% | ||||
| Tue Oct 6 | 6:36 AM | 6:03 PM | 22% | ||||
| Wed Oct 7 | 6:37 AM | 6:02 PM | 14% | ||||
| Thu Oct 8 | 6:38 AM | 6:00 PM | 7% | ||||
| Fri Oct 9 | 6:39 AM | 5:58 PM | 3% | ||||
| Sat Oct 10 | 6:41 AM | 5:56 PM | 0% | ||||
| Sun Oct 11 | 6:42 AM | 5:55 PM | 0% | ||||
| Mon Oct 12 | 6:43 AM | 5:53 PM | 2% | ||||
| Tue Oct 13 | 6:44 AM | 5:51 PM | 7% | ||||
| Wed Oct 14 | 6:46 AM | 5:49 PM | 13% | ||||
| Thu Oct 15 | 6:47 AM | 5:48 PM | 21% | ||||
| Fri Oct 16 | 3:03 AM9.4 ft | 8:55 AM2.2 ft | 3:04 PM10.4 ft | 9:39 PM1.3 ft | 6:48 AM | 5:46 PM | 30% |
| Sat Oct 17 | 3:54 AM9.1 ft | 9:45 AM2.5 ft | 3:57 PM10.1 ft | 10:32 PM1.7 ft | 6:49 AM | 5:44 PM | 40% |
| Sun Oct 18today | 4:49 AM8.9 ft | 10:40 AM2.7 ft | 4:54 PM9.9 ft | 11:28 PM1.8 ft | 6:51 AM | 5:43 PM | 51% |
| Mon Oct 19 | 5:45 AM8.9 ft | 11:37 AM2.7 ft | 5:52 PM9.8 ft | 6:52 AM | 5:41 PM | 61% | |
| Tue Oct 20 | 12:23 AM1.8 ft | 6:41 AM9.1 ft | 12:37 PM2.5 ft | 6:49 PM9.9 ft | 6:53 AM | 5:39 PM | 71% |
| Wed Oct 21 | 1:16 AM1.6 ft | 7:32 AM9.5 ft | 1:33 PM2.1 ft | 7:44 PM10.2 ft | 6:54 AM | 5:38 PM | 80% |
| Thu Oct 22 | 2:04 AM1.2 ft | 8:18 AM10.1 ft | 2:25 PM1.4 ft | 8:33 PM10.5 ft | 6:56 AM | 5:36 PM | 88% |
| Fri Oct 23 | 2:47 AM0.9 ft | 8:59 AM10.8 ft | 3:11 PM0.7 ft | 9:19 PM10.9 ft | 6:57 AM | 5:34 PM | 94% |
| Sat Oct 24 | 3:27 AM0.5 ft | 9:38 AM11.5 ft | 3:54 PM-0.0 ft | 10:02 PM11.2 ft | 6:58 AM | 5:33 PM | 98% |
| Sun Oct 25 | 4:07 AM0.2 ft | 10:17 AM12.1 ft | 4:38 PM-0.7 ft | 10:47 PM11.4 ft | 7:00 AM | 5:31 PM | 100% |
| Mon Oct 26 | 4:49 AM-0.0 ft | 10:57 AM12.6 ft | 5:22 PM-1.2 ft | 11:32 PM11.5 ft | 7:01 AM | 5:30 PM | 99% |
| Tue Oct 27 | 5:32 AM-0.1 ft | 11:40 AM12.9 ft | 6:08 PM-1.4 ft | 7:02 AM | 5:28 PM | 97% | |
| Wed Oct 28 | 12:19 AM11.4 ft | 6:18 AM-0.1 ft | 12:27 PM13.0 ft | 6:57 PM-1.4 ft | 7:04 AM | 5:27 PM | 92% |
| Thu Oct 29 | 1:08 AM11.2 ft | 7:07 AM0.1 ft | 1:16 PM12.8 ft | 7:49 PM-1.2 ft | 7:05 AM | 5:25 PM | 85% |
| Fri Oct 30 | 2:01 AM10.9 ft | 7:59 AM0.4 ft | 2:10 PM12.5 ft | 8:45 PM-0.7 ft | 7:06 AM | 5:24 PM | 77% |
| Sat Oct 31 | 2:59 AM10.6 ft | 8:57 AM0.8 ft | 3:11 PM12.0 ft | 9:47 PM-0.3 ft | 7:08 AM | 5:22 PM | 68% |
November 2026 tide table
| Date | Tide 1 | Tide 2 | Tide 3 | Tide 4 | Sunrise | Sunset | Moon |
|---|---|---|---|---|---|---|---|
| Sun Nov 1 | 3:04 AM10.3 ft | 9:02 AM1.1 ft | 3:18 PM11.6 ft | 9:53 PM0.1 ft | 6:09 AM | 4:21 PM | 57% |
| Mon Nov 2 | 4:12 AM10.2 ft | 10:12 AM1.3 ft | 4:28 PM11.2 ft | 10:59 PM0.3 ft | 6:10 AM | 4:20 PM | 46% |
| Tue Nov 3 | 5:18 AM10.4 ft | 11:23 AM1.2 ft | 5:37 PM11.0 ft | 6:12 AM | 4:18 PM | 36% | |
| Wed Nov 4 | 12:04 AM0.4 ft | 6:21 AM10.7 ft | 12:33 PM0.9 ft | 6:44 PM10.9 ft | 6:13 AM | 4:17 PM | 26% |
| Thu Nov 5 | 1:03 AM0.4 ft | 7:17 AM11.1 ft | 1:34 PM0.5 ft | 7:43 PM11.0 ft | 6:14 AM | 4:16 PM | 17% |
| Fri Nov 6 | 1:56 AM0.4 ft | 8:07 AM11.5 ft | 2:28 PM0.0 ft | 8:36 PM10.9 ft | 6:16 AM | 4:14 PM | 10% |
| Sat Nov 7 | 2:43 AM0.5 ft | 8:53 AM11.8 ft | 3:16 PM-0.3 ft | 9:24 PM10.9 ft | 6:17 AM | 4:13 PM | 5% |
| Sun Nov 8 | 3:26 AM0.6 ft | 9:34 AM11.9 ft | 4:00 PM-0.4 ft | 10:09 PM10.7 ft | 6:18 AM | 4:12 PM | 1% |
| Mon Nov 9 | 4:07 AM0.9 ft | 10:14 AM11.8 ft | 4:42 PM-0.3 ft | 10:51 PM10.5 ft | 6:20 AM | 4:11 PM | 0% |
| Tue Nov 10 | 4:45 AM1.1 ft | 10:52 AM11.6 ft | 5:21 PM-0.2 ft | 11:32 PM10.2 ft | 6:21 AM | 4:10 PM | 1% |
| Wed Nov 11 | 5:23 AM1.4 ft | 11:30 AM11.4 ft | 6:00 PM0.1 ft | 6:22 AM | 4:08 PM | 4% | |
| Thu Nov 12 | 12:11 AM10.0 ft | 6:01 AM1.7 ft | 12:08 PM11.1 ft | 6:39 PM0.4 ft | 6:24 AM | 4:07 PM | 10% |
| Fri Nov 13 | 12:51 AM9.6 ft | 6:41 AM1.9 ft | 12:48 PM10.8 ft | 7:20 PM0.8 ft | 6:25 AM | 4:06 PM | 17% |
| Sat Nov 14 | 1:34 AM9.4 ft | 7:23 AM2.2 ft | 1:31 PM10.5 ft | 8:04 PM1.1 ft | 6:26 AM | 4:05 PM | 25% |
| Sun Nov 15 | 2:20 AM9.2 ft | 8:10 AM2.4 ft | 2:19 PM10.2 ft | 8:51 PM1.3 ft | 6:28 AM | 4:04 PM | 35% |
| Mon Nov 16 | 3:10 AM9.1 ft | 9:01 AM2.5 ft | 3:11 PM10.0 ft | 9:40 PM1.4 ft | 6:29 AM | 4:03 PM | 45% |
| Tue Nov 17 | 4:00 AM9.2 ft | 9:55 AM2.4 ft | 4:04 PM9.8 ft | 10:29 PM1.5 ft | 6:30 AM | 4:02 PM | 56% |
| Wed Nov 18 | 4:49 AM9.4 ft | 10:50 AM2.2 ft | 4:59 PM9.8 ft | 11:18 PM1.4 ft | 6:32 AM | 4:02 PM | 66% |
| Thu Nov 19 | 5:38 AM9.9 ft | 11:47 AM1.8 ft | 5:55 PM9.9 ft | 6:33 AM | 4:01 PM | 76% | |
| Fri Nov 20 | 12:08 AM1.2 ft | 6:26 AM10.5 ft | 12:42 PM1.2 ft | 6:49 PM10.1 ft | 6:34 AM | 4:00 PM | 84% |
| Sat Nov 21 | 12:57 AM0.9 ft | 7:12 AM11.1 ft | 1:34 PM0.4 ft | 7:41 PM10.4 ft | 6:36 AM | 3:59 PM | 91% |
| Sun Nov 22 | 1:44 AM0.6 ft | 7:56 AM11.8 ft | 2:23 PM-0.4 ft | 8:31 PM10.8 ft | 6:37 AM | 3:58 PM | 96% |
| Mon Nov 23 | 2:31 AM0.3 ft | 8:41 AM12.5 ft | 3:11 PM-1.0 ft | 9:20 PM11.1 ft | 6:38 AM | 3:58 PM | 99% |
| Tue Nov 24 | 3:18 AM0.0 ft | 9:28 AM13.0 ft | 4:00 PM-1.5 ft | 10:10 PM11.3 ft | 6:39 AM | 3:57 PM | 100% |
| Wed Nov 25 | 4:07 AM-0.2 ft | 10:17 AM13.3 ft | 4:50 PM-1.8 ft | 11:01 PM11.3 ft | 6:41 AM | 3:56 PM | 98% |
| Thu Nov 26 | 4:58 AM-0.2 ft | 11:09 AM13.3 ft | 5:42 PM-1.7 ft | 11:54 PM11.2 ft | 6:42 AM | 3:56 PM | 95% |
| Fri Nov 27 | 5:51 AM-0.1 ft | 12:02 PM13.2 ft | 6:36 PM-1.5 ft | 6:43 AM | 3:55 PM | 89% | |
| Sat Nov 28 | 12:49 AM11.1 ft | 6:46 AM0.1 ft | 12:59 PM12.8 ft | 7:32 PM-1.1 ft | 6:44 AM | 3:55 PM | 81% |
| Sun Nov 29 | 1:47 AM10.9 ft | 7:46 AM0.4 ft | 1:59 PM12.2 ft | 8:32 PM-0.7 ft | 6:45 AM | 3:54 PM | 73% |
| Mon Nov 30 | 2:50 AM10.7 ft | 8:51 AM0.7 ft | 3:05 PM11.6 ft | 9:33 PM-0.2 ft | 6:47 AM | 3:54 PM | 63% |
How these predictions are made
Green Island, Petit Manan Bar is a subordinate station: NOAA derives its tides from the reference station Portland by applying fixed offsets.
High tide time
-0h 28m
relative to Portland
Low tide time
-0h 24m
relative to reference
High tide height
x1.16
ratio
Low tide height
x1.16
ratio
Nearby tide stations
- Prospect Harbor7.7 mi · next high 4:58 PM
- Winter Harbor, Frenchman Bay11 mi · next high 4:58 PM
- Millbridge, Narraguagus River, Maine12 mi · next high 5:00 PM
- Bar Harbor17 mi · next high 4:59 PM
- Steele Harbor Island18 mi · next high 4:54 PM
- Southwest Harbor23 mi · next high 4:59 PM
Questions
What time is high tide at Green Island, Petit Manan Bar today?
High tide at Green Island, Petit Manan Bar, Maine on Sunday, October 18, 2026 is at 4:49 AM (8.9 ft above MLLW) and 4:54 PM (9.9 ft above MLLW), NOAA prediction, local time.
What time is low tide at Green Island, Petit Manan Bar today?
Low tide at Green Island, Petit Manan Bar on Sunday, October 18, 2026 is at 10:40 AM (2.7 ft) and 11:28 PM (1.8 ft).
What is the water temperature at Green Island, Petit Manan Bar?
The nearest NOAA water-temperature reading to Green Island, Petit Manan Bar is 52.5 F at buoy ATGM1 (17 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 8412568.