Apra Harbor, Guam tide table, October 2026

Highest high0.74 m09 18:50

Lowest low-0.23 m30 04:07

Largest daily range0.94 mday 29

Smallest daily range0.54 mday 19

Daily tidal range (m)

Date	High (m)	Low (m)	Range
Oct 1 Thu	11:32 (0.69) / 21:45 (0.71)	04:24 (-0.08) / 16:45 (0.47)	0.79
Oct 2 Fri	12:56 (0.66) / 22:30 (0.68)	05:18 (-0.09) / 17:49 (0.52)	0.77
Oct 3 Sat	14:29 (0.66) / 23:30 (0.65)	06:22 (-0.08) / 19:15 (0.54)	0.74
Oct 4 Sun	15:47 (0.67)	07:35 (-0.06) / 20:52 (0.52)	0.73
Oct 5 Mon	00:55 (0.62) / 16:42 (0.69)	08:51 (-0.04) / 22:09 (0.46)	0.73
Oct 6 Tue	02:35 (0.61) / 17:23 (0.71)	10:01 (-0.01) / 23:05 (0.38)	0.72
Oct 7 Wed	04:08 (0.63) / 17:56 (0.72)	11:01 (0.02) / 23:53 (0.29)	0.70
Oct 8 Thu	05:22 (0.66) / 18:24 (0.74)	11:52 (0.07)	0.66
Oct 9 Fri	06:24 (0.69) / 18:50 (0.74)	00:35 (0.20) / 12:38 (0.14)	0.60
Oct 10 Sat	07:18 (0.70) / 19:13 (0.74)	01:14 (0.12) / 13:20 (0.21)	0.62
Oct 11 Sun	08:08 (0.70) / 19:35 (0.72)	01:50 (0.04) / 14:00 (0.28)	0.67
Oct 12 Mon	08:55 (0.69) / 19:57 (0.70)	02:23 (-0.01) / 14:39 (0.34)	0.70
Oct 13 Tue	09:42 (0.68) / 20:19 (0.66)	02:55 (-0.04) / 15:17 (0.39)	0.72
Oct 14 Wed	10:30 (0.65) / 20:42 (0.63)	03:28 (-0.05) / 15:57 (0.44)	0.70
Oct 15 Thu	11:24 (0.62) / 21:08 (0.60)	04:03 (-0.05) / 16:42 (0.47)	0.67
Oct 16 Fri	12:29 (0.60) / 21:39 (0.56)	04:43 (-0.03) / 17:35 (0.49)	0.63
Oct 17 Sat	13:44 (0.59) / 22:21 (0.54)	05:31 (-0.00) / 18:48 (0.49)	0.59
Oct 18 Sun	14:55 (0.59) / 23:25 (0.51)	06:27 (0.03) / 20:19 (0.48)	0.56
Oct 19 Mon	15:48 (0.60)	07:32 (0.06) / 21:31 (0.45)	0.54
Oct 20 Tue	00:58 (0.50) / 16:26 (0.62)	08:36 (0.08) / 22:19 (0.40)	0.55
Oct 21 Wed	02:38 (0.50) / 16:55 (0.65)	09:35 (0.10) / 22:57 (0.34)	0.55
Oct 22 Thu	04:02 (0.54) / 17:19 (0.67)	10:26 (0.12) / 23:31 (0.26)	0.56
Oct 23 Fri	05:08 (0.58) / 17:41 (0.70)	11:12 (0.15)	0.55
Oct 24 Sat	06:05 (0.63) / 18:04 (0.72)	00:03 (0.16) / 11:56 (0.19)	0.55
Oct 25 Sun	06:58 (0.68) / 18:29 (0.73)	00:37 (0.06) / 12:40 (0.25)	0.67
Oct 26 Mon	07:48 (0.71) / 18:55 (0.74)	01:11 (-0.04) / 13:23 (0.31)	0.77
Oct 27 Tue	08:39 (0.73) / 19:25 (0.74)	01:49 (-0.13) / 14:08 (0.37)	0.86
Oct 28 Wed	09:34 (0.73) / 19:58 (0.73)	02:31 (-0.19) / 14:56 (0.42)	0.92
Oct 29 Thu	10:33 (0.72) / 20:35 (0.71)	03:16 (-0.23) / 15:47 (0.47)	0.94
Oct 30 Fri	11:42 (0.69) / 21:18 (0.68)	04:07 (-0.23) / 16:46 (0.50)	0.92
Oct 31 Sat	12:58 (0.67) / 22:12 (0.64)	05:04 (-0.20) / 17:59 (0.51)	0.87

Times and heights are NOAA astronomical predictions and do not include weather effects. Times are station local time (incl. daylight saving), heights in metres above MLLW. Not for navigation.

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High and low tides for October 2026. Highest high 0.74 m on the 9th, lowest low -0.23 m on the 30th.