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Apra Harbor, Guam tide times

High and low tides, king tides and solunar fishing times for Apra Harbor, Guam, Guam, NOAA station 1630000. Times are local (Chamorro Standard Time). Heights are feet above Mean Lower Low Water (MLLW).

Predictions for October 2026 and November 2026. Generated October 10, 2026.

Tide tables King tides Best fishing times Guam king tides

Apra Harbor, Guam tide table, October 2026

Day	High and low tides (ft above MLLW)	Sunrise / sunset	Solunar windows
1 Thu	L 4:23a -0.3 ftH 11:32a 2.3 ftL 4:45p 1.6 ftH 9:45p 2.3 ft	6:10a / 6:11p	Major 2:29a-4:29aMinor 9:42a-10:42aMajor 2:59p-4:59pMinor 9:17p-10:17p
2 Fri	L 5:18a -0.3 ftH 12:56p 2.2 ftL 5:48p 1.7 ftH 10:30p 2.2 ft	6:10a / 6:10p	Major 3:31a-5:31aMinor 10:46a-11:46aMajor 4:02p-6:02pMinor 10:18p-11:18p
3 Sat	L 6:23a -0.3 ftH 2:29p 2.2 ftL 7:15p 1.8 ftH 11:31p 2.1 ft	6:10a / 6:10p	Major 4:34a-6:34aMinor 11:49a-12:49pMajor 5:06p-7:06pMinor 11:22p-12:22a
4 Sun	L 7:36a -0.2 ftH 3:46p 2.2 ftL 8:52p 1.7 ft	6:10a / 6:09p	Major 5:36a-7:36aMinor 12:47p-1:47pMajor 6:07p-8:07p
5 Mon	H 12:56a 2.0 ftL 8:51a -0.1 ftH 4:41p 2.3 ftL 10:07p 1.5 ft	6:10a / 6:08p	Minor 12:25a-1:25aMajor 6:35a-8:35aMinor 1:40p-2:40pMajor 7:04p-9:04p
6 Tue	H 2:36a 2.0 ftL 10:00a 0.0 ftH 5:22p 2.3 ftL 11:04p 1.2 ft	6:11a / 6:08p	Minor 1:26a-2:26aMajor 7:29a-9:29aMinor 2:28p-3:28pMajor 7:56p-9:56p
7 Wed	H 4:08a 2.1 ftL 11:00a 0.1 ftH 5:54p 2.4 ftL 11:52p 0.9 ft	6:11a / 6:07p	Minor 2:23a-3:23aMajor 8:19a-10:19aMinor 3:11p-4:11pMajor 8:44p-10:44p
8 Thu	H 5:22a 2.2 ftL 11:52a 0.2 ftH 6:23p 2.4 ft	6:11a / 6:06p	Minor 3:17a-4:17aMajor 9:06a-11:06aMinor 3:51p-4:51pMajor 9:30p-11:30p
9 Fri	L 12:34a 0.6 ftH 6:24a 2.3 ftL 12:38p 0.5 ftH 6:48p 2.4 ft	6:11a / 6:06p	Minor 4:10a-5:10aMajor 9:50a-11:50aMinor 4:30p-5:30pMajor 10:15p-12:15a
10 Sat	L 1:13a 0.4 ftH 7:18a 2.3 ftL 1:20p 0.7 ftH 7:11p 2.4 ft	6:11a / 6:05p	Minor 5:01a-6:01aMajor 10:35a-12:35pMinor 5:09p-6:09pMajor 10:59p-12:59a
11 Sun	L 1:48a 0.1 ftH 8:08a 2.3 ftL 2:00p 0.9 ftH 7:33p 2.4 ft	6:11a / 6:04p	Minor 5:52a-6:52aMajor 11:19a-1:19pMinor 5:48p-6:48p
12 Mon	L 2:22a 0.0 ftH 8:55a 2.3 ftL 2:38p 1.1 ftH 7:55p 2.3 ft	6:11a / 6:04p	Major 11:44p-1:44aMinor 6:43a-7:43aMajor 12:05p-2:05pMinor 6:29p-7:29p
13 Tue	L 2:54a -0.1 ftH 9:41a 2.2 ftL 3:17p 1.3 ftH 8:18p 2.2 ft	6:11a / 6:03p	Major 12:31a-2:31aMinor 7:36a-8:36aMajor 12:53p-2:53pMinor 7:12p-8:12p
14 Wed	L 3:27a -0.2 ftH 10:29a 2.1 ftL 3:57p 1.4 ftH 8:42p 2.1 ft	6:11a / 6:02p	Major 1:19a-3:19aMinor 8:29a-9:29aMajor 1:43p-3:43pMinor 7:59p-8:59p
15 Thu	L 4:02a -0.2 ftH 11:23a 2.1 ftL 4:41p 1.5 ftH 9:09p 2.0 ft	6:11a / 6:02p	Major 2:10a-4:10aMinor 9:22a-10:22aMajor 2:35p-4:35pMinor 8:48p-9:48p
16 Fri	L 4:42a -0.1 ftH 12:26p 2.0 ftL 5:34p 1.6 ftH 9:40p 1.9 ft	6:12a / 6:01p	Major 3:01a-5:01aMinor 10:15a-11:15aMajor 3:27p-5:27pMinor 9:39p-10:39p
17 Sat	L 5:30a 0.0 ftH 1:40p 1.9 ftL 6:45p 1.6 ftH 10:22p 1.8 ft	6:12a / 6:01p	Major 3:53a-5:53aMinor 11:05a-12:05pMajor 4:19p-6:19pMinor 10:32p-11:32p
18 Sun	L 6:26a 0.1 ftH 2:51p 1.9 ftL 8:15p 1.6 ftH 11:26p 1.7 ft	6:12a / 6:00p	Major 4:44a-6:44aMinor 11:53a-12:53pMajor 5:09p-7:09pMinor 11:24p-12:24a
19 Mon	L 7:30a 0.2 ftH 3:44p 2.0 ftL 9:29p 1.5 ft	6:12a / 6:00p	Major 5:32a-7:32aMinor 12:37p-1:37pMajor 5:57p-7:57p
20 Tue	H 12:58a 1.6 ftL 8:34a 0.3 ftH 4:22p 2.1 ftL 10:17p 1.3 ft	6:12a / 5:59p	Minor 12:15a-1:15aMajor 6:19a-8:19aMinor 1:19p-2:19pMajor 6:43p-8:43p
21 Wed	H 2:37a 1.7 ftL 9:33a 0.3 ftH 4:51p 2.1 ftL 10:55p 1.1 ft	6:12a / 5:59p	Minor 1:06a-2:06aMajor 7:04a-9:04aMinor 1:58p-2:58pMajor 7:27p-9:27p
22 Thu	H 4:01a 1.8 ftL 10:24a 0.4 ftH 5:16p 2.2 ftL 11:29p 0.8 ft	6:13a / 5:58p	Minor 1:55a-2:55aMajor 7:47a-9:47aMinor 2:36p-3:36pMajor 8:10p-10:10p
23 Fri	H 5:08a 1.9 ftL 11:11a 0.5 ftH 5:39p 2.3 ft	6:13a / 5:58p	Minor 2:45a-3:45aMajor 8:30a-10:30aMinor 3:14p-4:14pMajor 8:54p-10:54p
24 Sat	L 12:02a 0.5 ftH 6:05a 2.1 ftL 11:55a 0.7 ftH 6:02p 2.3 ft	6:13a / 5:57p	Minor 3:36a-4:36aMajor 9:14a-11:14aMinor 3:52p-4:52pMajor 9:39p-11:39p
25 Sun	L 12:36a 0.2 ftH 6:58a 2.2 ftL 12:38p 0.8 ftH 6:27p 2.4 ft	6:13a / 5:57p	Minor 4:28a-5:28aMajor 10:01a-12:01pMinor 4:34p-5:34pMajor 10:28p-12:28a
26 Mon	L 1:11a -0.1 ftH 7:48a 2.3 ftL 1:22p 1.0 ftH 6:54p 2.4 ft	6:13a / 5:56p	Minor 5:25a-6:25aMajor 10:51a-12:51pMinor 5:19p-6:19p
27 Tue	L 1:48a -0.4 ftH 8:39a 2.4 ftL 2:08p 1.2 ftH 7:24p 2.4 ft	6:14a / 5:56p	Major 11:20p-1:20aMinor 6:25a-7:25aMajor 11:46a-1:46pMinor 6:10p-7:10p
28 Wed	L 2:30a -0.6 ftH 9:33a 2.4 ftL 2:55p 1.4 ftH 7:57p 2.4 ft	6:14a / 5:55p	Major 12:17a-2:17aMinor 7:29a-8:29aMajor 12:47p-2:47pMinor 7:07p-8:07p
29 Thu	L 3:16a -0.7 ftH 10:33a 2.3 ftL 3:47p 1.6 ftH 8:35p 2.3 ft	6:14a / 5:55p	Major 1:20a-3:20aMinor 8:35a-9:35aMajor 1:52p-3:52pMinor 8:09p-9:09p
30 Fri	L 4:07a -0.7 ftH 11:41a 2.3 ftL 4:46p 1.7 ftH 9:19p 2.3 ft	6:14a / 5:55p	Major 2:25a-4:25aMinor 9:40a-10:40aMajor 2:58p-4:58pMinor 9:14p-10:14p
31 Sat	L 5:04a -0.6 ftH 12:57p 2.2 ftL 5:59p 1.7 ftH 10:13p 2.1 ft	6:15a / 5:54p	Major 3:29a-5:29aMinor 10:42a-11:42aMajor 4:01p-6:01pMinor 10:19p-11:19p

Last Quarter Oct 3New Moon Oct 10First Quarter Oct 18Full Moon Oct 26

Apra Harbor, Guam tide table, November 2026

Day	High and low tides (ft above MLLW)	Sunrise / sunset	Solunar windows
1 Sun	L 6:07a -0.5 ftH 2:09p 2.2 ftL 7:27p 1.6 ftH 11:24p 1.9 ft	6:15a / 5:54p	Major 4:30a-6:30aMinor 11:37a-12:37pMajor 5:00p-7:00pMinor 11:21p-12:21a
2 Mon	L 7:15a -0.2 ftH 3:08p 2.2 ftL 8:51p 1.4 ft	6:15a / 5:54p	Major 5:26a-7:26aMinor 12:27p-1:27pMajor 5:53p-7:53p
3 Tue	H 12:59a 1.8 ftL 8:24a 0.0 ftH 3:53p 2.2 ftL 9:58p 1.1 ft	6:16a / 5:53p	Minor 12:19a-1:19aMajor 6:16a-8:16aMinor 1:11p-2:11pMajor 6:42p-8:42p
4 Wed	H 2:48a 1.7 ftL 9:29a 0.2 ftH 4:30p 2.3 ftL 10:52p 0.8 ft	6:16a / 5:53p	Minor 1:14a-2:14aMajor 7:03a-9:03aMinor 1:51p-2:51pMajor 7:28p-9:28p
5 Thu	H 4:24a 1.8 ftL 10:29a 0.5 ftH 5:02p 2.3 ftL 11:37p 0.4 ft	6:16a / 5:53p	Minor 2:05a-3:05aMajor 7:48a-9:48aMinor 2:29p-3:29pMajor 8:12p-10:12p
6 Fri	H 5:40a 1.9 ftL 11:22a 0.7 ftH 5:30p 2.3 ft	6:16a / 5:52p	Minor 2:55a-3:55aMajor 8:31a-10:31aMinor 3:07p-4:07pMajor 8:55p-10:55p
7 Sat	L 12:16a 0.1 ftH 6:41a 2.0 ftL 12:11p 0.9 ftH 5:55p 2.3 ft	6:17a / 5:52p	Minor 3:45a-4:45aMajor 9:15a-11:15aMinor 3:45p-4:45pMajor 9:39p-11:39p
8 Sun	L 12:52a -0.2 ftH 7:33a 2.1 ftL 12:57p 1.1 ftH 6:20p 2.3 ft	6:17a / 5:52p	Minor 4:36a-5:36aMajor 10:00a-12:00pMinor 4:25p-5:25pMajor 10:25p-12:25a
9 Mon	L 1:25a -0.3 ftH 8:18a 2.2 ftL 1:40p 1.3 ftH 6:44p 2.2 ft	6:18a / 5:52p	Minor 5:28a-6:28aMajor 10:47a-12:47pMinor 5:07p-6:07p
10 Tue	L 1:55a -0.4 ftH 9:00a 2.2 ftL 2:22p 1.4 ftH 7:09p 2.1 ft	6:18a / 5:51p	Major 11:12p-1:12aMinor 6:20a-7:20aMajor 11:36a-1:36pMinor 5:53p-6:53p
11 Wed	L 2:26a -0.5 ftH 9:40a 2.1 ftL 3:01p 1.4 ftH 7:36p 2.0 ft	6:18a / 5:51p	Major 12:02a-2:02aMinor 7:14a-8:14aMajor 12:27p-2:27pMinor 6:41p-7:41p
12 Thu	L 2:58a -0.5 ftH 10:22a 2.1 ftL 3:40p 1.5 ftH 8:04p 2.0 ft	6:19a / 5:51p	Major 12:54a-2:54aMinor 8:07a-9:07aMajor 1:19p-3:19pMinor 7:32p-8:32p
13 Fri	L 3:34a -0.4 ftH 11:07a 2.0 ftL 4:22p 1.5 ftH 8:35p 1.9 ft	6:19a / 5:51p	Major 1:45a-3:45aMinor 8:58a-9:58aMajor 2:11p-4:11pMinor 8:24p-9:24p
14 Sat	L 4:13a -0.3 ftH 11:58a 2.0 ftL 5:11p 1.5 ftH 9:11p 1.8 ft	6:20a / 5:51p	Major 2:36a-4:36aMinor 9:47a-10:47aMajor 3:02p-5:02pMinor 9:16p-10:16p
15 Sun	L 4:56a -0.2 ftH 12:53p 1.9 ftL 6:12p 1.5 ftH 9:55p 1.7 ft	6:20a / 5:51p	Major 3:25a-5:25aMinor 10:32a-11:32aMajor 3:50p-5:50pMinor 10:07p-11:07p
16 Mon	L 5:44a -0.1 ftH 1:44p 2.0 ftL 7:26p 1.5 ftH 10:54p 1.6 ft	6:20a / 5:51p	Major 4:12a-6:12aMinor 11:14a-12:14pMajor 4:36p-6:36pMinor 10:57p-11:57p
17 Tue	L 6:35a 0.1 ftH 2:27p 2.0 ftL 8:37p 1.3 ft	6:21a / 5:51p	Major 4:57a-6:57aMinor 11:53a-12:53pMajor 5:20p-7:20p
18 Wed	H 12:17a 1.5 ftL 7:30a 0.3 ftH 3:02p 2.1 ftL 9:31p 1.1 ft	6:21a / 5:50p	Minor 11:46p-12:46aMajor 5:40a-7:40aMinor 12:31p-1:31pMajor 6:02p-8:02p
19 Thu	H 1:59a 1.5 ftL 8:27a 0.4 ftH 3:32p 2.1 ftL 10:13p 0.8 ft	6:22a / 5:50p	Minor 12:34a-1:34aMajor 6:22a-8:22aMinor 1:07p-2:07pMajor 6:45p-8:45p
20 Fri	H 3:38a 1.5 ftL 9:24a 0.6 ftH 4:01p 2.2 ftL 10:51p 0.4 ft	6:22a / 5:50p	Minor 1:23a-2:23aMajor 7:04a-9:04aMinor 1:45p-2:45pMajor 7:28p-9:28p
21 Sat	H 5:00a 1.7 ftL 10:20a 0.8 ftH 4:31p 2.2 ftL 11:28p 0.0 ft	6:23a / 5:50p	Minor 2:14a-3:14aMajor 7:49a-9:49aMinor 2:24p-3:24pMajor 8:14p-10:14p
22 Sun	H 6:05a 1.9 ftL 11:14a 1.0 ftH 5:02p 2.3 ft	6:23a / 5:50p	Minor 3:07a-4:07aMajor 8:37a-10:37aMinor 3:07p-4:07pMajor 9:04p-11:04p
23 Mon	L 12:05a -0.3 ftH 7:02a 2.1 ftL 12:08p 1.2 ftH 5:36p 2.3 ft	6:24a / 5:51p	Minor 4:05a-5:05aMajor 9:29a-11:29aMinor 3:55p-4:55pMajor 9:59p-11:59p
24 Tue	L 12:46a -0.7 ftH 7:54a 2.3 ftL 1:01p 1.3 ftH 6:12p 2.4 ft	6:24a / 5:51p	Minor 5:08a-6:08aMajor 10:28a-12:28pMinor 4:49p-5:49p
25 Wed	L 1:29a -0.9 ftH 8:45a 2.4 ftL 1:53p 1.4 ftH 6:51p 2.4 ft	6:25a / 5:51p	Major 11:00p-1:00aMinor 6:14a-7:14aMajor 11:32a-1:32pMinor 5:51p-6:51p
26 Thu	L 2:16a -1.1 ftH 9:38a 2.4 ftL 2:46p 1.5 ftH 7:34p 2.4 ft	6:25a / 5:51p	Major 12:06a-2:06aMinor 7:22a-8:22aMajor 12:40p-2:40pMinor 6:57p-7:57p
27 Fri	L 3:06a -1.1 ftH 10:35a 2.3 ftL 3:41p 1.6 ftH 8:20p 2.3 ft	6:26a / 5:51p	Major 1:13a-3:13aMinor 8:28a-9:28aMajor 1:47p-3:47pMinor 8:05p-9:05p
28 Sat	L 3:58a -1.0 ftH 11:34a 2.3 ftL 4:43p 1.6 ftH 9:11p 2.2 ft	6:26a / 5:51p	Major 2:18a-4:18aMinor 9:28a-10:28aMajor 2:50p-4:50pMinor 9:11p-10:11p
29 Sun	L 4:52a -0.8 ftH 12:32p 2.2 ftL 5:52p 1.5 ftH 10:11p 2.0 ft	6:27a / 5:51p	Major 3:18a-5:18aMinor 10:22a-11:22aMajor 3:48p-5:48pMinor 10:12p-11:12p
30 Mon	L 5:48a -0.5 ftH 1:26p 2.2 ftL 7:09p 1.3 ftH 11:26p 1.8 ft	6:27a / 5:51p	Major 4:13a-6:13aMinor 11:09a-12:09pMajor 4:40p-6:40pMinor 11:09p-12:09a

Last Quarter Nov 1New Moon Nov 9First Quarter Nov 17Full Moon Nov 24

Solunar windows: major windows are lunar transits (2 hours), minor windows are moonrise and moonset (1 hour). Stars count three factors: a major window, overlap with sunrise or sunset, and a high or low tide inside the window.

King tides at Apra Harbor, Guam

The highest predicted high tides and lowest predicted low tides at this station for each month, taken from the tables above.

October 2026

Highest high tides

Fri, Oct 9, 6:48p: 2.4 ft
Thu, Oct 8, 6:23p: 2.4 ft
Sat, Oct 10, 7:11p: 2.4 ft

Lowest low tides

Thu, Oct 29, 3:16a: -0.7 ft
Fri, Oct 30, 4:07a: -0.7 ft
Sat, Oct 31, 5:04a: -0.6 ft

Low tides below 0.0 ft on 15 days: Oct 1, Oct 2, Oct 3, Oct 4, Oct 5, Oct 13, Oct 14, Oct 15, Oct 16, Oct 26, Oct 27, Oct 28, Oct 29, Oct 30, Oct 31.

November 2026

Highest high tides

Wed, Nov 25, 6:51p: 2.4 ft
Thu, Nov 26, 7:34p: 2.4 ft
Tue, Nov 24, 6:12p: 2.4 ft

Lowest low tides

Fri, Nov 27, 3:06a: -1.1 ft
Thu, Nov 26, 2:16a: -1.1 ft
Sat, Nov 28, 3:58a: -1.0 ft

Low tides below 0.0 ft on 19 days: Nov 1, Nov 2, Nov 8, Nov 9, Nov 10, Nov 11, Nov 12, Nov 13, Nov 14, Nov 15, Nov 16, Nov 23, Nov 24, Nov 25, Nov 26, Nov 27, Nov 28, Nov 29, Nov 30.

Best fishing times at Apra Harbor, Guam

Days with the highest-rated solunar windows each month, with the major window times. Solunar windows are a fishing-planning method, not a forecast of catches.

October 2026

Fri, Oct 2: 3:31a-5:31a4:02p-6:02p
Sat, Oct 3: 4:34a-6:34a5:06p-7:06p
Sun, Oct 4: 5:36a-7:36a6:07p-8:07p
Sat, Oct 17: 3:53a-5:53a4:19p-6:19p
Sat, Oct 31: 3:29a-5:29a4:01p-6:01p

November 2026

Sun, Nov 1: 4:30a-6:30a5:00p-7:00p
Mon, Nov 2: 5:26a-7:26a5:53p-7:53p
Sun, Nov 15: 3:25a-5:25a3:50p-5:50p
Mon, Nov 16: 4:12a-6:12a4:36p-6:36p
Tue, Nov 17: 4:57a-6:57a5:20p-7:20p

Station details

NOAA station

1630000

Prediction type

Harmonic (reference)

Coordinates

13.443, 144.656

Time zone

Chamorro Standard Time

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Tide times near Apra Harbor, Guam

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About these predictions

Predictions for Apra Harbor, Guam are computed from NOAA CO-OPS harmonic constituents with Ebb's tide engine. They are astronomical predictions and do not include the effect of wind, pressure or river flow on water levels. Ebb is not a navigation product. Use NOAA Tides & Currents for navigation.