7 (土)	19:20	03:10	-	-
	117cm	38cm	-	-
小潮 出 05:38 入 17:15 出 23:05 入 13:35

那珂湊（茨城）2023年10月7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
10/7 00:00	65.0	↓-2.8	最大潮位差
10/7 00:10	62.4	↓-2.6
10/7 00:20	59.9	↓-2.5
10/7 00:30	57.4	↓-2.5
10/7 00:40	55.1	↓-2.3
10/7 00:50	52.9	↓-2.2
10/7 01:00	50.8	↓-2.1
10/7 01:10	48.8	↓-2.0
10/7 01:20	47.0	↓-1.8
10/7 01:30	45.3	↓-1.7
10/7 01:40	43.8	↓-1.5
10/7 01:50	42.5	↓-1.3
10/7 02:00	41.3	↓-1.2
10/7 02:10	40.2	↓-1.1
10/7 02:20	39.4	↓-0.8
10/7 02:30	38.6	↓-0.8
10/7 02:40	38.1	↓-0.5
10/7 02:50	37.7	↓-0.4
10/7 03:00	37.5	↓-0.2	干潮
10/7 03:10	37.4	↓-0.1	干潮
10/7 03:20	37.5	↑0.1
10/7 03:30	37.7	↑0.2
10/7 03:40	38.1	↑0.4
10/7 03:50	38.7	↑0.6
10/7 04:00	39.3	↑0.6
10/7 04:10	40.2	↑0.9
10/7 04:20	41.1	↑0.9
10/7 04:30	42.2	↑1.1
10/7 04:40	43.4	↑1.2
10/7 04:50	44.7	↑1.3
10/7 05:00	46.2	↑1.5
10/7 05:10	47.7	↑1.5
10/7 05:20	49.4	↑1.7
10/7 05:30	51.1	↑1.7
10/7 05:40	53.0	↑1.9
10/7 05:50	54.9	↑1.9
10/7 06:00	56.9	↑2.0
10/7 06:10	59.0	↑2.1
10/7 06:20	61.1	↑2.1
10/7 06:30	63.3	↑2.2
10/7 06:40	65.5	↑2.2
10/7 06:50	67.8	↑2.3
10/7 07:00	70.1	↑2.3
10/7 07:10	72.4	↑2.3
10/7 07:20	74.6	↑2.2
10/7 07:30	76.9	↑2.3
10/7 07:40	79.2	↑2.3
10/7 07:50	81.4	↑2.2
10/7 08:00	83.6	↑2.2
10/7 08:10	85.7	↑2.1
10/7 08:20	87.7	↑2.0
10/7 08:30	89.7	↑2.0
10/7 08:40	91.7	↑2.0
10/7 08:50	93.5	↑1.8
10/7 09:00	95.2	↑1.7
10/7 09:10	96.8	↑1.6
10/7 09:20	98.4	↑1.6
10/7 09:30	99.8	↑1.4
10/7 09:40	101.1	↑1.3
10/7 09:50	102.3	↑1.2
10/7 10:00	103.4	↑1.1
10/7 10:10	104.4	↑1.0
10/7 10:20	105.3	↑0.9
10/7 10:30	106.1	↑0.8
10/7 10:40	106.8	↑0.7
10/7 10:50	107.4	↑0.6
10/7 11:00	107.9	↑0.5
10/7 11:10	108.3	↑0.4
10/7 11:20	108.6	↑0.3
10/7 11:30	108.9	↑0.3
10/7 11:40	109.1	↑0.2
10/7 11:50	109.3	↑0.2
10/7 12:00	109.4	↑0.1
10/7 12:10	109.5	↑0.1
10/7 12:20	109.6	↑0.1
10/7 12:30	109.6	0
10/7 12:40	109.6	0
10/7 12:50	109.6	0
10/7 13:00	109.6	0
10/7 13:10	109.6	0
10/7 13:20	109.6	0
10/7 13:30	109.6	0
10/7 13:40	109.7	↑0.1
10/7 13:50	109.7	0
10/7 14:00	109.8	↑0.1
10/7 14:10	109.9	↑0.1
10/7 14:20	110.0	↑0.1
10/7 14:30	110.1	↑0.1
10/7 14:40	110.2	↑0.1
10/7 14:50	110.4	↑0.2
10/7 15:00	110.5	↑0.1
10/7 15:10	110.7	↑0.2
10/7 15:20	110.9	↑0.2
10/7 15:30	111.2	↑0.3
10/7 15:40	111.4	↑0.2
10/7 15:50	111.7	↑0.3
10/7 16:00	111.9	↑0.2
10/7 16:10	112.2	↑0.3
10/7 16:20	112.5	↑0.3
10/7 16:30	112.7	↑0.2
10/7 16:40	113.0	↑0.3
10/7 16:50	113.3	↑0.3
10/7 17:00	113.6	↑0.3
10/7 17:10	113.9	↑0.3
10/7 17:20	114.2	↑0.3
10/7 17:30	114.5	↑0.3
10/7 17:40	114.7	↑0.2
10/7 17:50	115.0	↑0.3
10/7 18:00	115.3	↑0.3
10/7 18:10	115.5	↑0.2
10/7 18:20	115.7	↑0.2
10/7 18:30	116.0	↑0.3
10/7 18:40	116.1	↑0.1
10/7 18:50	116.3	↑0.2
10/7 19:00	116.4	↑0.1
10/7 19:10	116.5	↑0.1	満潮
10/7 19:20	116.5	0	満潮
10/7 19:30	116.4	↓-0.1
10/7 19:40	116.3	↓-0.1
10/7 19:50	116.2	↓-0.1
10/7 20:00	115.9	↓-0.3
10/7 20:10	115.6	↓-0.3
10/7 20:20	115.2	↓-0.4
10/7 20:30	114.7	↓-0.5
10/7 20:40	114.2	↓-0.5
10/7 20:50	113.5	↓-0.7
10/7 21:00	112.7	↓-0.8
10/7 21:10	111.8	↓-0.9
10/7 21:20	110.8	↓-1.0
10/7 21:30	109.7	↓-1.1
10/7 21:40	108.4	↓-1.3
10/7 21:50	107.1	↓-1.3
10/7 22:00	105.6	↓-1.5
10/7 22:10	104.1	↓-1.5
10/7 22:20	102.4	↓-1.7
10/7 22:30	100.6	↓-1.8
10/7 22:40	98.8	↓-1.8
10/7 22:50	96.8	↓-2.0
10/7 23:00	94.8	↓-2.0
10/7 23:10	92.7	↓-2.1
10/7 23:20	90.6	↓-2.1
10/7 23:30	88.3	↓-2.3
10/7 23:40	86.1	↓-2.2
10/7 23:50	83.8	↓-2.3