29 (土)	12:50	03:43	20:10	14:20
	109cm	44cm	115cm	108cm
小潮 出 05:32 入 17:25 出 23:21 入 13:46

那珂湊（茨城）2040年09月29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
9/29 00:00	76.2	↓-2.6	最大潮位差
9/29 00:10	73.6	↓-2.6	最大潮位差
9/29 00:20	71.1	↓-2.5
9/29 00:30	68.7	↓-2.4
9/29 00:40	66.3	↓-2.4
9/29 00:50	64.0	↓-2.3
9/29 01:00	61.7	↓-2.3
9/29 01:10	59.6	↓-2.1
9/29 01:20	57.6	↓-2.0
9/29 01:30	55.7	↓-1.9
9/29 01:40	53.9	↓-1.8
9/29 01:50	52.2	↓-1.7
9/29 02:00	50.7	↓-1.5
9/29 02:10	49.3	↓-1.4
9/29 02:20	48.0	↓-1.3
9/29 02:30	46.9	↓-1.1
9/29 02:40	45.9	↓-1.0
9/29 02:50	45.1	↓-0.8
9/29 03:00	44.4	↓-0.7
9/29 03:10	43.9	↓-0.5
9/29 03:20	43.5	↓-0.4
9/29 03:30	43.3	↓-0.2
9/29 03:40	43.2	↓-0.1	干潮
9/29 03:50	43.2	0
9/29 04:00	43.4	↑0.2
9/29 04:10	43.7	↑0.3
9/29 04:20	44.1	↑0.4
9/29 04:30	44.7	↑0.6
9/29 04:40	45.4	↑0.7
9/29 04:50	46.3	↑0.9
9/29 05:00	47.2	↑0.9
9/29 05:10	48.3	↑1.1
9/29 05:20	49.5	↑1.2
9/29 05:30	50.8	↑1.3
9/29 05:40	52.2	↑1.4
9/29 05:50	53.7	↑1.5
9/29 06:00	55.3	↑1.6
9/29 06:10	57.0	↑1.7
9/29 06:20	58.7	↑1.7
9/29 06:30	60.6	↑1.9
9/29 06:40	62.5	↑1.9
9/29 06:50	64.4	↑1.9
9/29 07:00	66.4	↑2.0
9/29 07:10	68.5	↑2.1
9/29 07:20	70.6	↑2.1
9/29 07:30	72.7	↑2.1
9/29 07:40	74.8	↑2.1
9/29 07:50	76.9	↑2.1
9/29 08:00	79.0	↑2.1
9/29 08:10	81.0	↑2.0
9/29 08:20	83.1	↑2.1
9/29 08:30	85.1	↑2.0
9/29 08:40	87.0	↑1.9
9/29 08:50	88.9	↑1.9
9/29 09:00	90.8	↑1.9
9/29 09:10	92.5	↑1.7
9/29 09:20	94.2	↑1.7
9/29 09:30	95.8	↑1.6
9/29 09:40	97.2	↑1.4
9/29 09:50	98.6	↑1.4
9/29 10:00	99.9	↑1.3
9/29 10:10	101.1	↑1.2
9/29 10:20	102.2	↑1.1
9/29 10:30	103.2	↑1.0
9/29 10:40	104.0	↑0.8
9/29 10:50	104.8	↑0.8
9/29 11:00	105.5	↑0.7
9/29 11:10	106.1	↑0.6
9/29 11:20	106.6	↑0.5
9/29 11:30	107.0	↑0.4
9/29 11:40	107.4	↑0.4
9/29 11:50	107.6	↑0.2
9/29 12:00	107.9	↑0.3
9/29 12:10	108.0	↑0.1
9/29 12:20	108.1	↑0.1
9/29 12:30	108.2	↑0.1
9/29 12:40	108.2	0	満潮
9/29 12:50	108.2	0	満潮
9/29 13:00	108.2	0
9/29 13:10	108.2	0
9/29 13:20	108.2	0
9/29 13:30	108.1	↓-0.1
9/29 13:40	108.1	0
9/29 13:50	108.0	↓-0.1
9/29 14:00	108.0	0
9/29 14:10	108.0	0	干潮
9/29 14:20	108.0	0	干潮
9/29 14:30	108.0	0
9/29 14:40	108.0	0
9/29 14:50	108.1	↑0.1
9/29 15:00	108.1	0
9/29 15:10	108.2	↑0.1
9/29 15:20	108.3	↑0.1
9/29 15:30	108.4	↑0.1
9/29 15:40	108.6	↑0.2
9/29 15:50	108.7	↑0.1
9/29 16:00	108.9	↑0.2
9/29 16:10	109.1	↑0.2
9/29 16:20	109.3	↑0.2
9/29 16:30	109.5	↑0.2
9/29 16:40	109.7	↑0.2
9/29 16:50	110.0	↑0.3
9/29 17:00	110.2	↑0.2
9/29 17:10	110.5	↑0.3
9/29 17:20	110.8	↑0.3
9/29 17:30	111.1	↑0.3
9/29 17:40	111.4	↑0.3
9/29 17:50	111.7	↑0.3
9/29 18:00	112.0	↑0.3
9/29 18:10	112.3	↑0.3
9/29 18:20	112.6	↑0.3
9/29 18:30	113.0	↑0.4
9/29 18:40	113.3	↑0.3
9/29 18:50	113.6	↑0.3
9/29 19:00	113.8	↑0.2
9/29 19:10	114.1	↑0.3
9/29 19:20	114.4	↑0.3
9/29 19:30	114.6	↑0.2
9/29 19:40	114.7	↑0.1
9/29 19:50	114.9	↑0.2
9/29 20:00	114.9	0	満潮
9/29 20:10	115.0	↑0.1	満潮
9/29 20:20	114.9	↓-0.1
9/29 20:30	114.8	↓-0.1
9/29 20:40	114.6	↓-0.2
9/29 20:50	114.4	↓-0.2
9/29 21:00	114.0	↓-0.4
9/29 21:10	113.5	↓-0.5
9/29 21:20	113.0	↓-0.5
9/29 21:30	112.3	↓-0.7
9/29 21:40	111.6	↓-0.7
9/29 21:50	110.7	↓-0.9
9/29 22:00	109.7	↓-1.0
9/29 22:10	108.7	↓-1.0
9/29 22:20	107.5	↓-1.2
9/29 22:30	106.2	↓-1.3
9/29 22:40	104.7	↓-1.5
9/29 22:50	103.2	↓-1.5
9/29 23:00	101.6	↓-1.6
9/29 23:10	99.9	↓-1.7
9/29 23:20	98.1	↓-1.8
9/29 23:30	96.2	↓-1.9
9/29 23:40	94.2	↓-2.0
9/29 23:50	92.2	↓-2.0