23 (火)	19:49	03:27	-	-
	122cm	40cm	-	-
長潮 出 05:27 入 17:35 出 13:40 入 22:53

那珂湊（茨城）2042年09月23日の10分毎の潮の高低差を確認できます。
また1日の潮の高低差が1番大きい（潮の流れが大きい）時間に「最大潮位差」と明記してます。

時刻	潮位	高低差	各ポイント
9/23 00:00	72.2	↓-2.8	最大潮位差
9/23 00:10	69.4	↓-2.8	最大潮位差
9/23 00:20	66.7	↓-2.7
9/23 00:30	64.1	↓-2.6
9/23 00:40	61.6	↓-2.5
9/23 00:50	59.2	↓-2.4
9/23 01:00	56.9	↓-2.3
9/23 01:10	54.7	↓-2.2
9/23 01:20	52.6	↓-2.1
9/23 01:30	50.7	↓-1.9
9/23 01:40	48.9	↓-1.8
9/23 01:50	47.3	↓-1.6
9/23 02:00	45.8	↓-1.5
9/23 02:10	44.5	↓-1.3
9/23 02:20	43.3	↓-1.2
9/23 02:30	42.3	↓-1.0
9/23 02:40	41.5	↓-0.8
9/23 02:50	40.8	↓-0.7
9/23 03:00	40.3	↓-0.5
9/23 03:10	40.0	↓-0.3
9/23 03:20	39.8	↓-0.2	干潮
9/23 03:30	39.8	0
9/23 03:40	39.9	↑0.1
9/23 03:50	40.2	↑0.3
9/23 04:00	40.6	↑0.4
9/23 04:10	41.2	↑0.6
9/23 04:20	41.9	↑0.7
9/23 04:30	42.7	↑0.8
9/23 04:40	43.7	↑1.0
9/23 04:50	44.8	↑1.1
9/23 05:00	46.0	↑1.2
9/23 05:10	47.3	↑1.3
9/23 05:20	48.8	↑1.5
9/23 05:30	50.3	↑1.5
9/23 05:40	51.9	↑1.6
9/23 05:50	53.6	↑1.7
9/23 06:00	55.4	↑1.8
9/23 06:10	57.2	↑1.8
9/23 06:20	59.1	↑1.9
9/23 06:30	61.1	↑2.0
9/23 06:40	63.1	↑2.0
9/23 06:50	65.2	↑2.1
9/23 07:00	67.3	↑2.1
9/23 07:10	69.4	↑2.1
9/23 07:20	71.5	↑2.1
9/23 07:30	73.6	↑2.1
9/23 07:40	75.8	↑2.2
9/23 07:50	77.9	↑2.1
9/23 08:00	80.0	↑2.1
9/23 08:10	82.0	↑2.0
9/23 08:20	84.1	↑2.1
9/23 08:30	86.0	↑1.9
9/23 08:40	87.9	↑1.9
9/23 08:50	89.8	↑1.9
9/23 09:00	91.6	↑1.8
9/23 09:10	93.3	↑1.7
9/23 09:20	94.9	↑1.6
9/23 09:30	96.4	↑1.5
9/23 09:40	97.9	↑1.5
9/23 09:50	99.2	↑1.3
9/23 10:00	100.5	↑1.3
9/23 10:10	101.6	↑1.1
9/23 10:20	102.6	↑1.0
9/23 10:30	103.6	↑1.0
9/23 10:40	104.4	↑0.8
9/23 10:50	105.2	↑0.8
9/23 11:00	105.8	↑0.6
9/23 11:10	106.4	↑0.6
9/23 11:20	106.9	↑0.5
9/23 11:30	107.3	↑0.4
9/23 11:40	107.6	↑0.3
9/23 11:50	107.9	↑0.3
9/23 12:00	108.2	↑0.3
9/23 12:10	108.3	↑0.1
9/23 12:20	108.5	↑0.2
9/23 12:30	108.6	↑0.1
9/23 12:40	108.7	↑0.1
9/23 12:50	108.7	0
9/23 13:00	108.8	↑0.1
9/23 13:10	108.8	0
9/23 13:20	108.9	↑0.1
9/23 13:30	108.9	0
9/23 13:40	109.0	↑0.1
9/23 13:50	109.1	↑0.1
9/23 14:00	109.2	↑0.1
9/23 14:10	109.3	↑0.1
9/23 14:20	109.5	↑0.2
9/23 14:30	109.7	↑0.2
9/23 14:40	109.9	↑0.2
9/23 14:50	110.1	↑0.2
9/23 15:00	110.4	↑0.3
9/23 15:10	110.7	↑0.3
9/23 15:20	111.0	↑0.3
9/23 15:30	111.4	↑0.4
9/23 15:40	111.8	↑0.4
9/23 15:50	112.2	↑0.4
9/23 16:00	112.6	↑0.4
9/23 16:10	113.0	↑0.4
9/23 16:20	113.5	↑0.5
9/23 16:30	114.0	↑0.5
9/23 16:40	114.4	↑0.4
9/23 16:50	114.9	↑0.5
9/23 17:00	115.4	↑0.5
9/23 17:10	115.9	↑0.5
9/23 17:20	116.4	↑0.5
9/23 17:30	116.9	↑0.5
9/23 17:40	117.3	↑0.4
9/23 17:50	117.8	↑0.5
9/23 18:00	118.3	↑0.5
9/23 18:10	118.7	↑0.4
9/23 18:20	119.1	↑0.4
9/23 18:30	119.5	↑0.4
9/23 18:40	119.8	↑0.3
9/23 18:50	120.2	↑0.4
9/23 19:00	120.5	↑0.3
9/23 19:10	120.7	↑0.2
9/23 19:20	120.9	↑0.2
9/23 19:30	121.0	↑0.1
9/23 19:40	121.1	↑0.1	満潮
9/23 19:50	121.1	0
9/23 20:00	121.1	0
9/23 20:10	121.0	↓-0.1
9/23 20:20	120.8	↓-0.2
9/23 20:30	120.5	↓-0.3
9/23 20:40	120.1	↓-0.4
9/23 20:50	119.6	↓-0.5
9/23 21:00	119.0	↓-0.6
9/23 21:10	118.3	↓-0.7
9/23 21:20	117.5	↓-0.8
9/23 21:30	116.6	↓-0.9
9/23 21:40	115.5	↓-1.1
9/23 21:50	114.4	↓-1.1
9/23 22:00	113.1	↓-1.3
9/23 22:10	111.7	↓-1.4
9/23 22:20	110.2	↓-1.5
9/23 22:30	108.6	↓-1.6
9/23 22:40	106.8	↓-1.8
9/23 22:50	105.0	↓-1.8
9/23 23:00	103.0	↓-2.0
9/23 23:10	101.0	↓-2.0
9/23 23:20	98.8	↓-2.2
9/23 23:30	96.6	↓-2.2
9/23 23:40	94.3	↓-2.3
9/23 23:50	91.9	↓-2.4