20 (土)	02:08	07:48	13:28	19:59
	106cm	67cm	108cm	41cm
中潮 出 04:48 入 18:22 出 14:45 入 03:18

戸井（北海道）2024年04月20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
4/20 00:00	91.3	↑2.1
4/20 00:10	93.4	↑2.1
4/20 00:20	95.3	↑1.9
4/20 00:30	97.1	↑1.8
4/20 00:40	98.8	↑1.7
4/20 00:50	100.2	↑1.4
4/20 01:00	101.6	↑1.4
4/20 01:10	102.7	↑1.1
4/20 01:20	103.7	↑1.0
4/20 01:30	104.4	↑0.7
4/20 01:40	105.0	↑0.6
4/20 01:50	105.4	↑0.4
4/20 02:00	105.7	↑0.3	満潮
4/20 02:10	105.7	0
4/20 02:20	105.6	↓-0.1
4/20 02:30	105.2	↓-0.4
4/20 02:40	104.7	↓-0.5
4/20 02:50	104.1	↓-0.6
4/20 03:00	103.3	↓-0.8
4/20 03:10	102.3	↓-1.0
4/20 03:20	101.2	↓-1.1
4/20 03:30	99.9	↓-1.3
4/20 03:40	98.6	↓-1.3
4/20 03:50	97.1	↓-1.5
4/20 04:00	95.6	↓-1.5
4/20 04:10	93.9	↓-1.7
4/20 04:20	92.2	↓-1.7
4/20 04:30	90.5	↓-1.7
4/20 04:40	88.7	↓-1.8
4/20 04:50	86.8	↓-1.9
4/20 05:00	85.0	↓-1.8
4/20 05:10	83.2	↓-1.8
4/20 05:20	81.4	↓-1.8
4/20 05:30	79.7	↓-1.7
4/20 05:40	78.0	↓-1.7
4/20 05:50	76.4	↓-1.6
4/20 06:00	74.8	↓-1.6
4/20 06:10	73.3	↓-1.5
4/20 06:20	72.0	↓-1.3
4/20 06:30	70.8	↓-1.2
4/20 06:40	69.7	↓-1.1
4/20 06:50	68.7	↓-1.0
4/20 07:00	67.9	↓-0.8
4/20 07:10	67.2	↓-0.7
4/20 07:20	66.6	↓-0.6
4/20 07:30	66.3	↓-0.3
4/20 07:40	66.1	↓-0.2	干潮
4/20 07:50	66.1	0
4/20 08:00	66.2	↑0.1
4/20 08:10	66.5	↑0.3
4/20 08:20	66.9	↑0.4
4/20 08:30	67.6	↑0.7
4/20 08:40	68.4	↑0.8
4/20 08:50	69.3	↑0.9
4/20 09:00	70.3	↑1.0
4/20 09:10	71.6	↑1.3
4/20 09:20	72.9	↑1.3
4/20 09:30	74.3	↑1.4
4/20 09:40	75.9	↑1.6
4/20 09:50	77.5	↑1.6
4/20 10:00	79.2	↑1.7
4/20 10:10	81.0	↑1.8
4/20 10:20	82.8	↑1.8
4/20 10:30	84.7	↑1.9
4/20 10:40	86.6	↑1.9
4/20 10:50	88.4	↑1.8
4/20 11:00	90.3	↑1.9
4/20 11:10	92.1	↑1.8
4/20 11:20	93.9	↑1.8
4/20 11:30	95.7	↑1.8
4/20 11:40	97.3	↑1.6
4/20 11:50	98.9	↑1.6
4/20 12:00	100.4	↑1.5
4/20 12:10	101.7	↑1.3
4/20 12:20	103.0	↑1.3
4/20 12:30	104.0	↑1.0
4/20 12:40	105.0	↑1.0
4/20 12:50	105.7	↑0.7
4/20 13:00	106.3	↑0.6
4/20 13:10	106.7	↑0.4
4/20 13:20	107.0	↑0.3	満潮
4/20 13:30	107.0	0
4/20 13:40	106.9	↓-0.1
4/20 13:50	106.5	↓-0.4
4/20 14:00	106.0	↓-0.5
4/20 14:10	105.2	↓-0.8
4/20 14:20	104.3	↓-0.9
4/20 14:30	103.2	↓-1.1
4/20 14:40	101.8	↓-1.4
4/20 14:50	100.4	↓-1.4
4/20 15:00	98.7	↓-1.7
4/20 15:10	96.9	↓-1.8
4/20 15:20	94.9	↓-2.0
4/20 15:30	92.8	↓-2.1
4/20 15:40	90.5	↓-2.3
4/20 15:50	88.2	↓-2.3
4/20 16:00	85.7	↓-2.5
4/20 16:10	83.2	↓-2.5
4/20 16:20	80.6	↓-2.6
4/20 16:30	77.9	↓-2.7
4/20 16:40	75.2	↓-2.7
4/20 16:50	72.5	↓-2.7
4/20 17:00	69.8	↓-2.7
4/20 17:10	67.1	↓-2.7
4/20 17:20	64.5	↓-2.6
4/20 17:30	61.9	↓-2.6
4/20 17:40	59.4	↓-2.5
4/20 17:50	56.9	↓-2.5
4/20 18:00	54.6	↓-2.3
4/20 18:10	52.4	↓-2.2
4/20 18:20	50.4	↓-2.0
4/20 18:30	48.5	↓-1.9
4/20 18:40	46.7	↓-1.8
4/20 18:50	45.2	↓-1.5
4/20 19:00	43.8	↓-1.4
4/20 19:10	42.6	↓-1.2
4/20 19:20	41.7	↓-0.9
4/20 19:30	40.9	↓-0.8
4/20 19:40	40.4	↓-0.5
4/20 19:50	40.1	↓-0.3	干潮
4/20 20:00	40.0	↓-0.1
4/20 20:10	40.2	↑0.2
4/20 20:20	40.6	↑0.4
4/20 20:30	41.2	↑0.6
4/20 20:40	42.0	↑0.8
4/20 20:50	43.1	↑1.1
4/20 21:00	44.4	↑1.3
4/20 21:10	45.9	↑1.5
4/20 21:20	47.6	↑1.7
4/20 21:30	49.4	↑1.8
4/20 21:40	51.5	↑2.1
4/20 21:50	53.7	↑2.2
4/20 22:00	56.0	↑2.3
4/20 22:10	58.5	↑2.5
4/20 22:20	61.0	↑2.5
4/20 22:30	63.7	↑2.7
4/20 22:40	66.5	↑2.8
4/20 22:50	69.3	↑2.8
4/20 23:00	72.1	↑2.8
4/20 23:10	75.0	↑2.9	最大潮位差
4/20 23:20	77.9	↑2.9	最大潮位差
4/20 23:30	80.7	↑2.8
4/20 23:40	83.5	↑2.8
4/20 23:50	86.3	↑2.8