18 (木)	02:21	05:34	09:17	18:10
	101cm	99cm	102cm	35cm
長潮 出 04:51 入 18:20 出 12:42 入 02:35

戸井（北海道）2024年04月18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
4/18 00:00	94.3	↑1.0
4/18 00:10	95.2	↑0.9
4/18 00:20	96.1	↑0.9
4/18 00:30	96.8	↑0.7
4/18 00:40	97.5	↑0.7
4/18 00:50	98.1	↑0.6
4/18 01:00	98.6	↑0.5
4/18 01:10	99.1	↑0.5
4/18 01:20	99.5	↑0.4
4/18 01:30	99.8	↑0.3
4/18 01:40	100.0	↑0.2
4/18 01:50	100.2	↑0.2
4/18 02:00	100.3	↑0.1
4/18 02:10	100.4	↑0.1
4/18 02:20	100.4	0	満潮
4/18 02:30	100.4	0
4/18 02:40	100.3	↓-0.1
4/18 02:50	100.2	↓-0.1
4/18 03:00	100.1	↓-0.1
4/18 03:10	100.0	↓-0.1
4/18 03:20	99.8	↓-0.2
4/18 03:30	99.6	↓-0.2
4/18 03:40	99.4	↓-0.2
4/18 03:50	99.3	↓-0.1
4/18 04:00	99.1	↓-0.2
4/18 04:10	98.9	↓-0.2
4/18 04:20	98.7	↓-0.2
4/18 04:30	98.6	↓-0.1
4/18 04:40	98.4	↓-0.2
4/18 04:50	98.3	↓-0.1
4/18 05:00	98.2	↓-0.1
4/18 05:10	98.1	↓-0.1
4/18 05:20	98.1	0
4/18 05:30	98.1	0	干潮
4/18 05:40	98.1	0
4/18 05:50	98.1	0
4/18 06:00	98.2	↑0.1
4/18 06:10	98.3	↑0.1
4/18 06:20	98.4	↑0.1
4/18 06:30	98.5	↑0.1
4/18 06:40	98.7	↑0.2
4/18 06:50	98.9	↑0.2
4/18 07:00	99.1	↑0.2
4/18 07:10	99.3	↑0.2
4/18 07:20	99.5	↑0.2
4/18 07:30	99.8	↑0.3
4/18 07:40	100.0	↑0.2
4/18 07:50	100.3	↑0.3
4/18 08:00	100.5	↑0.2
4/18 08:10	100.7	↑0.2
4/18 08:20	101.0	↑0.3
4/18 08:30	101.2	↑0.2
4/18 08:40	101.3	↑0.1
4/18 08:50	101.5	↑0.2
4/18 09:00	101.5	0
4/18 09:10	101.6	↑0.1	満潮
4/18 09:20	101.6	0
4/18 09:30	101.6	0
4/18 09:40	101.5	↓-0.1
4/18 09:50	101.3	↓-0.2
4/18 10:00	101.0	↓-0.3
4/18 10:10	100.7	↓-0.3
4/18 10:20	100.3	↓-0.4
4/18 10:30	99.9	↓-0.4
4/18 10:40	99.3	↓-0.6
4/18 10:50	98.7	↓-0.6
4/18 11:00	98.0	↓-0.7
4/18 11:10	97.1	↓-0.9
4/18 11:20	96.2	↓-0.9
4/18 11:30	95.2	↓-1.0
4/18 11:40	94.1	↓-1.1
4/18 11:50	92.9	↓-1.2
4/18 12:00	91.6	↓-1.3
4/18 12:10	90.3	↓-1.3
4/18 12:20	88.8	↓-1.5
4/18 12:30	87.3	↓-1.5
4/18 12:40	85.6	↓-1.7
4/18 12:50	83.9	↓-1.7
4/18 13:00	82.2	↓-1.7
4/18 13:10	80.3	↓-1.9
4/18 13:20	78.4	↓-1.9
4/18 13:30	76.5	↓-1.9
4/18 13:40	74.5	↓-2.0
4/18 13:50	72.4	↓-2.1
4/18 14:00	70.3	↓-2.1
4/18 14:10	68.2	↓-2.1
4/18 14:20	66.1	↓-2.1
4/18 14:30	64.0	↓-2.1
4/18 14:40	61.9	↓-2.1
4/18 14:50	59.8	↓-2.1
4/18 15:00	57.7	↓-2.1
4/18 15:10	55.7	↓-2.0
4/18 15:20	53.6	↓-2.1
4/18 15:30	51.7	↓-1.9
4/18 15:40	49.8	↓-1.9
4/18 15:50	48.0	↓-1.8
4/18 16:00	46.2	↓-1.8
4/18 16:10	44.5	↓-1.7
4/18 16:20	43.0	↓-1.5
4/18 16:30	41.5	↓-1.5
4/18 16:40	40.2	↓-1.3
4/18 16:50	39.0	↓-1.2
4/18 17:00	37.9	↓-1.1
4/18 17:10	36.9	↓-1.0
4/18 17:20	36.1	↓-0.8
4/18 17:30	35.4	↓-0.7
4/18 17:40	34.9	↓-0.5
4/18 17:50	34.5	↓-0.4
4/18 18:00	34.2	↓-0.3	干潮
4/18 18:10	34.2	0	干潮
4/18 18:20	34.3	↑0.1
4/18 18:30	34.5	↑0.2
4/18 18:40	34.9	↑0.4
4/18 18:50	35.5	↑0.6
4/18 19:00	36.2	↑0.7
4/18 19:10	37.1	↑0.9
4/18 19:20	38.1	↑1.0
4/18 19:30	39.3	↑1.2
4/18 19:40	40.6	↑1.3
4/18 19:50	42.0	↑1.4
4/18 20:00	43.6	↑1.6
4/18 20:10	45.2	↑1.6
4/18 20:20	47.0	↑1.8
4/18 20:30	48.9	↑1.9
4/18 20:40	50.9	↑2.0
4/18 20:50	52.9	↑2.0
4/18 21:00	55.1	↑2.2
4/18 21:10	57.3	↑2.2
4/18 21:20	59.5	↑2.2
4/18 21:30	61.8	↑2.3
4/18 21:40	64.1	↑2.3
4/18 21:50	66.4	↑2.3
4/18 22:00	68.8	↑2.4	最大潮位差
4/18 22:10	71.1	↑2.3
4/18 22:20	73.4	↑2.3
4/18 22:30	75.7	↑2.3
4/18 22:40	77.9	↑2.2
4/18 22:50	80.1	↑2.2
4/18 23:00	82.3	↑2.2
4/18 23:10	84.3	↑2.0
4/18 23:20	86.3	↑2.0
4/18 23:30	88.2	↑1.9
4/18 23:40	90.0	↑1.8
4/18 23:50	91.7	↑1.7