1 (月)	00:22	06:08	12:19	19:14
	102cm	64cm	118cm	39cm
中潮 出 06:31 入 16:24 出 13:29 入 01:44

那珂湊（茨城）2025年12月1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
12/1 00:00	101.1	↑0.4
12/1 00:10	101.4	↑0.3
12/1 00:20	101.5	↑0.1	満潮
12/1 00:30	101.4	↓-0.1
12/1 00:40	101.2	↓-0.2
12/1 00:50	100.8	↓-0.4
12/1 01:00	100.3	↓-0.5
12/1 01:10	99.6	↓-0.7
12/1 01:20	98.8	↓-0.8
12/1 01:30	97.9	↓-0.9
12/1 01:40	96.8	↓-1.1
12/1 01:50	95.6	↓-1.2
12/1 02:00	94.3	↓-1.3
12/1 02:10	92.9	↓-1.4
12/1 02:20	91.5	↓-1.4
12/1 02:30	89.9	↓-1.6
12/1 02:40	88.4	↓-1.5
12/1 02:50	86.7	↓-1.7
12/1 03:00	85.1	↓-1.6
12/1 03:10	83.4	↓-1.7
12/1 03:20	81.7	↓-1.7
12/1 03:30	80.0	↓-1.7
12/1 03:40	78.4	↓-1.6
12/1 03:50	76.8	↓-1.6
12/1 04:00	75.2	↓-1.6
12/1 04:10	73.7	↓-1.5
12/1 04:20	72.2	↓-1.5
12/1 04:30	70.9	↓-1.3
12/1 04:40	69.6	↓-1.3
12/1 04:50	68.4	↓-1.2
12/1 05:00	67.4	↓-1.0
12/1 05:10	66.5	↓-0.9
12/1 05:20	65.7	↓-0.8
12/1 05:30	65.0	↓-0.7
12/1 05:40	64.5	↓-0.5
12/1 05:50	64.1	↓-0.4
12/1 06:00	63.9	↓-0.2	干潮
12/1 06:10	63.9	0
12/1 06:20	64.0	↑0.1
12/1 06:30	64.3	↑0.3
12/1 06:40	64.8	↑0.5
12/1 06:50	65.4	↑0.6
12/1 07:00	66.2	↑0.8
12/1 07:10	67.2	↑1.0
12/1 07:20	68.3	↑1.1
12/1 07:30	69.6	↑1.3
12/1 07:40	71.0	↑1.4
12/1 07:50	72.6	↑1.6
12/1 08:00	74.3	↑1.7
12/1 08:10	76.1	↑1.8
12/1 08:20	78.0	↑1.9
12/1 08:30	80.0	↑2.0
12/1 08:40	82.1	↑2.1
12/1 08:50	84.3	↑2.2
12/1 09:00	86.5	↑2.2
12/1 09:10	88.8	↑2.3
12/1 09:20	91.1	↑2.3
12/1 09:30	93.4	↑2.3
12/1 09:40	95.7	↑2.3
12/1 09:50	97.9	↑2.2
12/1 10:00	100.1	↑2.2
12/1 10:10	102.3	↑2.2
12/1 10:20	104.3	↑2.0
12/1 10:30	106.3	↑2.0
12/1 10:40	108.1	↑1.8
12/1 10:50	109.9	↑1.8
12/1 11:00	111.4	↑1.5
12/1 11:10	112.9	↑1.5
12/1 11:20	114.1	↑1.2
12/1 11:30	115.2	↑1.1
12/1 11:40	116.1	↑0.9
12/1 11:50	116.8	↑0.7
12/1 12:00	117.2	↑0.4
12/1 12:10	117.5	↑0.3	満潮
12/1 12:20	117.6	↑0.1
12/1 12:30	117.4	↓-0.2
12/1 12:40	117.1	↓-0.3
12/1 12:50	116.5	↓-0.6
12/1 13:00	115.7	↓-0.8
12/1 13:10	114.7	↓-1.0
12/1 13:20	113.4	↓-1.3
12/1 13:30	112.0	↓-1.4
12/1 13:40	110.4	↓-1.6
12/1 13:50	108.6	↓-1.8
12/1 14:00	106.7	↓-1.9
12/1 14:10	104.5	↓-2.2
12/1 14:20	102.3	↓-2.2
12/1 14:30	99.9	↓-2.4
12/1 14:40	97.3	↓-2.6
12/1 14:50	94.7	↓-2.6
12/1 15:00	91.9	↓-2.8
12/1 15:10	89.1	↓-2.8
12/1 15:20	86.2	↓-2.9
12/1 15:30	83.3	↓-2.9
12/1 15:40	80.3	↓-3.0	最大潮位差
12/1 15:50	77.3	↓-3.0	最大潮位差
12/1 16:00	74.3	↓-3.0	最大潮位差
12/1 16:10	71.4	↓-2.9
12/1 16:20	68.5	↓-2.9
12/1 16:30	65.6	↓-2.9
12/1 16:40	62.8	↓-2.8
12/1 16:50	60.1	↓-2.7
12/1 17:00	57.5	↓-2.6
12/1 17:10	55.0	↓-2.5
12/1 17:20	52.6	↓-2.4
12/1 17:30	50.4	↓-2.2
12/1 17:40	48.4	↓-2.0
12/1 17:50	46.5	↓-1.9
12/1 18:00	44.8	↓-1.7
12/1 18:10	43.3	↓-1.5
12/1 18:20	42.0	↓-1.3
12/1 18:30	40.9	↓-1.1
12/1 18:40	40.0	↓-0.9
12/1 18:50	39.4	↓-0.6
12/1 19:00	38.9	↓-0.5
12/1 19:10	38.7	↓-0.2	干潮
12/1 19:20	38.8	↑0.1
12/1 19:30	39.1	↑0.3
12/1 19:40	39.6	↑0.5
12/1 19:50	40.3	↑0.7
12/1 20:00	41.2	↑0.9
12/1 20:10	42.4	↑1.2
12/1 20:20	43.8	↑1.4
12/1 20:30	45.4	↑1.6
12/1 20:40	47.1	↑1.7
12/1 20:50	49.1	↑2.0
12/1 21:00	51.1	↑2.0
12/1 21:10	53.4	↑2.3
12/1 21:20	55.8	↑2.4
12/1 21:30	58.3	↑2.5
12/1 21:40	60.9	↑2.6
12/1 21:50	63.5	↑2.6
12/1 22:00	66.3	↑2.8
12/1 22:10	69.1	↑2.8
12/1 22:20	71.9	↑2.8
12/1 22:30	74.7	↑2.8
12/1 22:40	77.5	↑2.8
12/1 22:50	80.3	↑2.8
12/1 23:00	83.0	↑2.7
12/1 23:10	85.6	↑2.6
12/1 23:20	88.2	↑2.6
12/1 23:30	90.7	↑2.5
12/1 23:40	93.1	↑2.4
12/1 23:50	95.3	↑2.2