The tidal range at Southwest Harbor for the month of is approximately 13.4 ft with a minimum tide of -1.14 ft and maximum tide of 12.26 ft. Below is a combined tide table and solunar table. Today is highlighted in green. You can click or tap a particular row to see the details for that day. Or, you can see today’s tide and fishing time details on the Day tab.

October, 2026

▲ Blue = High Tide ▼ Red = Low Tide
Southwest Harbor, Maine — Tide predictions for Thursday, October 1, 2026 – Saturday, October 31, 2026. Local times: UTC−04:00. Heights in ft relative to MLLW.
Day Moon phase 1st Tide 2nd Tide 3rd Tide 4th Tide ☀ Sun Major Times Major fishing times (solunar periods) Minor Times Minor fishing times (solunar periods)
Waning Gibbous 78%
▲ 10.43 ft

▼ 0.57 ft

▲ 11.53 ft

▼ -0.25 ft
▲ 6:31 AM ▼ 6:14 PM 3:17 AM → 5:17 AM
3:46 PM → 5:46 PM
12:05 PM → 1:05 PM
8:27 PM → 9:27 PM
Waning Gibbous 68%
▲ 10.01 ft

▼ 0.94 ft

▲ 11.18 ft

▼ 0.08 ft
▲ 6:32 AM ▼ 6:12 PM 4:19 AM → 6:19 AM
4:51 PM → 6:51 PM
1:12 PM → 2:12 PM
9:30 PM → 10:30 PM
Last Quarter 50%
▲ 9.61 ft

▼ 1.26 ft

▲ 10.82 ft

▼ 0.35 ft
▲ 6:33 AM ▼ 6:10 PM 5:22 AM → 7:22 AM
5:55 PM → 7:55 PM
2:06 PM → 3:06 PM
10:44 PM → 11:44 PM
Waning Crescent 45%
▲ 9.39 ft

▼ 1.41 ft

▲ 10.59 ft

▼ 0.44 ft
▲ 6:35 AM ▼ 6:08 PM 6:22 AM → 8:22 AM
6:55 PM → 8:55 PM
2:48 PM → 3:48 PM
Waning Crescent 34%
▲ 9.44 ft

▼ 1.3 ft

▲ 10.58 ft
▲ 6:36 AM ▼ 6:07 PM 7:18 AM → 9:18 AM
7:50 PM → 9:50 PM
12:02 AM → 1:02 AM
3:21 PM → 4:21 PM
Waning Crescent 24%
▼ 0.32 ft

▲ 9.77 ft

▼ 0.95 ft

▲ 10.75 ft
▲ 6:37 AM ▼ 6:05 PM 8:11 AM → 10:11 AM
8:41 PM → 10:41 PM
1:20 AM → 2:20 AM
3:46 PM → 4:46 PM
Waning Crescent 15%
▼ 0.09 ft

▲ 10.26 ft

▼ 0.46 ft

▲ 10.98 ft
▲ 6:38 AM ▼ 6:03 PM 8:59 AM → 10:59 AM
9:28 PM → 11:28 PM
2:36 AM → 3:36 AM
4:08 PM → 5:08 PM
Waning Crescent 8%
▼ -0.13 ft

▲ 10.77 ft

▼ -0.01 ft

▲ 11.14 ft
▲ 6:40 AM ▼ 6:01 PM 9:45 AM → 11:45 AM
10:14 PM → 12:14 AM
3:49 AM → 4:49 AM
4:28 PM → 5:28 PM
Waning Crescent 3%
▼ -0.25 ft

▲ 11.17 ft

▼ -0.35 ft

▲ 11.17 ft
▲ 6:41 AM ▼ 5:59 PM 10:30 AM → 12:30 PM
10:58 PM → 12:58 AM
5:00 AM → 6:00 AM
4:47 PM → 5:47 PM
New Moon 0%
▼ -0.19 ft

▲ 11.4 ft

▼ -0.51 ft

▲ 11.04 ft
▲ 6:42 AM ▼ 5:58 PM 11:14 AM → 1:14 PM 6:10 AM → 7:10 AM
5:07 PM → 6:07 PM
Waxing Crescent 1%
▼ 0.02 ft

▲ 11.44 ft

▼ -0.47 ft
▲ 6:43 AM ▼ 5:56 PM 11:43 PM → 1:43 AM
12:00 PM → 2:00 PM
7:20 AM → 8:20 AM
5:30 PM → 6:30 PM
Waxing Crescent 2%
▲ 10.77 ft

▼ 0.36 ft

▲ 11.31 ft

▼ -0.27 ft
▲ 6:44 AM ▼ 5:54 PM 12:30 AM → 2:30 AM
12:47 PM → 2:47 PM
8:30 AM → 9:30 AM
5:56 PM → 6:56 PM
Waxing Crescent 6%
▲ 10.39 ft

▼ 0.79 ft

▲ 11.03 ft

▼ 0.05 ft
▲ 6:46 AM ▼ 5:52 PM 1:17 AM → 3:17 AM
1:35 PM → 3:35 PM
9:38 AM → 10:38 AM
6:27 PM → 7:27 PM
Waxing Crescent 11%
▲ 9.96 ft

▼ 1.23 ft

▲ 10.66 ft

▼ 0.45 ft
▲ 6:47 AM ▼ 5:51 PM 2:05 AM → 4:05 AM
2:26 PM → 4:26 PM
10:43 AM → 11:43 AM
7:06 PM → 8:06 PM
Waxing Crescent 18%
▲ 9.51 ft

▼ 1.65 ft

▲ 10.25 ft

▼ 0.87 ft
▲ 6:48 AM ▼ 5:49 PM 2:54 AM → 4:54 AM
3:17 PM → 5:17 PM
11:42 AM → 12:42 PM
7:52 PM → 8:52 PM
Waxing Crescent 26%
▲ 9.08 ft

▼ 2.03 ft

▲ 9.85 ft

▼ 1.25 ft
▲ 6:50 AM ▼ 5:47 PM 3:43 AM → 5:43 AM
4:08 PM → 6:08 PM
12:33 PM → 1:33 PM
8:46 PM → 9:46 PM
Waxing Crescent 34%
▲ 8.72 ft

▼ 2.31 ft

▲ 9.51 ft

▼ 1.53 ft
▲ 6:51 AM ▼ 5:46 PM 4:31 AM → 6:31 AM
4:59 PM → 6:59 PM
1:16 PM → 2:16 PM
9:47 PM → 10:47 PM
First Quarter 50%
▲ 8.5 ft

▼ 2.47 ft

▲ 9.29 ft

▼ 1.65 ft
▲ 6:52 AM ▼ 5:44 PM 5:18 AM → 7:18 AM
5:47 PM → 7:47 PM
1:50 PM → 2:50 PM
10:52 PM → 11:52 PM
Waxing Gibbous 53%
▲ 8.45 ft

▼ 2.45 ft

▲ 9.24 ft

▼ 1.6 ft
▲ 6:53 AM ▼ 5:42 PM 6:05 AM → 8:05 AM
6:34 PM → 8:34 PM
2:18 PM → 3:18 PM
Waxing Gibbous 63%
▲ 8.63 ft

▼ 2.23 ft

▲ 9.36 ft
▲ 6:55 AM ▼ 5:41 PM 6:50 AM → 8:50 AM
7:18 PM → 9:18 PM
11:59 PM → 12:59 AM
2:42 PM → 3:42 PM
Waxing Gibbous 72%
▼ 1.39 ft

▲ 9.02 ft

▼ 1.82 ft

▲ 9.62 ft
▲ 6:56 AM ▼ 5:39 PM 7:34 AM → 9:34 AM
8:03 PM → 10:03 PM
1:06 AM → 2:06 AM
3:03 PM → 4:03 PM
Waxing Gibbous 80%
▼ 1.08 ft

▲ 9.55 ft

▼ 1.28 ft

▲ 9.97 ft
▲ 6:57 AM ▼ 5:38 PM 8:18 AM → 10:18 AM
8:47 PM → 10:47 PM
2:15 AM → 3:15 AM
3:22 PM → 4:22 PM
Waxing Gibbous 88%
▼ 0.73 ft

▲ 10.18 ft

▼ 0.66 ft

▲ 10.34 ft
▲ 6:58 AM ▼ 5:36 PM 9:02 AM → 11:02 AM
9:32 PM → 11:32 PM
3:24 AM → 4:24 AM
3:41 PM → 4:41 PM
Waxing Gibbous 94%
▼ 0.41 ft

▲ 10.83 ft

▼ 0.03 ft

▲ 10.68 ft
▲ 7:00 AM ▼ 5:34 PM 9:49 AM → 11:49 AM
10:19 PM → 12:19 AM
4:36 AM → 5:36 AM
4:02 PM → 5:02 PM
Waxing Gibbous 98%
▼ 0.15 ft

▲ 11.43 ft

▼ -0.52 ft

▲ 10.92 ft
▲ 7:01 AM ▼ 5:33 PM 10:38 AM → 12:38 PM
5:51 AM → 6:51 AM
4:25 PM → 5:25 PM
Full Moon 100%
▼ -0.01 ft

▲ 11.9 ft

▼ -0.93 ft

▲ 11.04 ft
▲ 7:02 AM ▼ 5:31 PM 11:10 PM → 1:10 AM
11:32 AM → 1:32 PM
7:09 AM → 8:09 AM
4:55 PM → 5:55 PM
Waning Gibbous 99%
▼ -0.05 ft

▲ 12.19 ft

▼ -1.14 ft
▲ 7:04 AM ▼ 5:30 PM 12:06 AM → 2:06 AM
12:31 PM → 2:31 PM
8:30 AM → 9:30 AM
5:32 PM → 6:32 PM
Waning Gibbous 95%
▲ 10.99 ft

▼ 0.04 ft

▲ 12.26 ft

▼ -1.12 ft
▲ 7:05 AM ▼ 5:28 PM 1:06 AM → 3:06 AM
1:36 PM → 3:36 PM
9:50 AM → 10:50 AM
6:22 PM → 7:22 PM
Waning Gibbous 89%
▲ 10.8 ft

▼ 0.25 ft

▲ 12.11 ft

▼ -0.9 ft
▲ 7:06 AM ▼ 5:27 PM 2:10 AM → 4:10 AM
2:43 PM → 4:43 PM
11:02 AM → 12:02 PM
7:25 PM → 8:25 PM
Waning Gibbous 81%
▲ 10.48 ft

▼ 0.55 ft

▲ 11.77 ft

▼ -0.55 ft
▲ 7:08 AM ▼ 5:26 PM 3:14 AM → 5:14 AM
3:48 PM → 5:48 PM
12:02 PM → 1:02 PM
8:34 PM → 9:34 PM
Waning Gibbous 71%
▲ 10.13 ft

▼ 0.88 ft

▲ 11.31 ft

▼ -0.16 ft
▲ 7:09 AM ▼ 5:24 PM 4:17 AM → 6:17 AM
4:50 PM → 6:50 PM
12:48 PM → 1:48 PM
9:52 PM → 10:52 PM

About these predictions

Tide heights are predictions, not measurements. Wind, air pressure, storms, and river flow can cause actual water levels to differ. Not for navigation.

Tide prediction source: NOAA
Vertical datum: MLLW — Mean Lower Low Water