22 (土)	02:57	10:14	16:47	21:00
	100cm	5cm	67cm	49cm
中潮 出 04:28 入 18:14 出 05:21 入 20:47 潮干狩り ◎ 08:02～12:36

コイセボイ（北海道）2023年04月22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
4/22 00:00	73.7	↑2.2
4/22 00:10	76.0	↑2.3
4/22 00:20	78.2	↑2.2
4/22 00:30	80.5	↑2.3
4/22 00:40	82.6	↑2.1
4/22 00:50	84.8	↑2.2
4/22 01:00	86.8	↑2.0
4/22 01:10	88.7	↑1.9
4/22 01:20	90.6	↑1.9
4/22 01:30	92.3	↑1.7
4/22 01:40	93.8	↑1.5
4/22 01:50	95.2	↑1.4
4/22 02:00	96.5	↑1.3
4/22 02:10	97.5	↑1.0
4/22 02:20	98.4	↑0.9
4/22 02:30	99.1	↑0.7
4/22 02:40	99.6	↑0.5
4/22 02:50	99.8	↑0.2	満潮
4/22 03:00	99.8	0
4/22 03:10	99.6	↓-0.2
4/22 03:20	99.2	↓-0.4
4/22 03:30	98.5	↓-0.7
4/22 03:40	97.6	↓-0.9
4/22 03:50	96.5	↓-1.1
4/22 04:00	95.2	↓-1.3
4/22 04:10	93.6	↓-1.6
4/22 04:20	91.8	↓-1.8
4/22 04:30	89.8	↓-2.0
4/22 04:40	87.6	↓-2.2
4/22 04:50	85.3	↓-2.3
4/22 05:00	82.7	↓-2.6
4/22 05:10	80.0	↓-2.7
4/22 05:20	77.1	↓-2.9
4/22 05:30	74.1	↓-3.0
4/22 05:40	71.0	↓-3.1
4/22 05:50	67.8	↓-3.2
4/22 06:00	64.5	↓-3.3
4/22 06:10	61.1	↓-3.4
4/22 06:20	57.7	↓-3.4
4/22 06:30	54.2	↓-3.5	最大潮位差
4/22 06:40	50.8	↓-3.4
4/22 06:50	47.3	↓-3.5	最大潮位差
4/22 07:00	43.9	↓-3.4
4/22 07:10	40.5	↓-3.4
4/22 07:20	37.2	↓-3.3
4/22 07:30	33.9	↓-3.3
4/22 07:40	30.8	↓-3.1
4/22 07:50	27.8	↓-3.0
4/22 08:00	24.9	↓-2.9
4/22 08:10	22.2	↓-2.7
4/22 08:20	19.6	↓-2.6
4/22 08:30	17.2	↓-2.4
4/22 08:40	15.0	↓-2.2
4/22 08:50	13.0	↓-2.0
4/22 09:00	11.2	↓-1.8
4/22 09:10	9.6	↓-1.6
4/22 09:20	8.2	↓-1.4
4/22 09:30	7.1	↓-1.1
4/22 09:40	6.2	↓-0.9
4/22 09:50	5.5	↓-0.7
4/22 10:00	5.1	↓-0.4
4/22 10:10	4.9	↓-0.2	干潮
4/22 10:20	5.0	↑0.1
4/22 10:30	5.2	↑0.2
4/22 10:40	5.7	↑0.5
4/22 10:50	6.4	↑0.7
4/22 11:00	7.4	↑1.0
4/22 11:10	8.5	↑1.1
4/22 11:20	9.8	↑1.3
4/22 11:30	11.3	↑1.5
4/22 11:40	13.0	↑1.7
4/22 11:50	14.8	↑1.8
4/22 12:00	16.7	↑1.9
4/22 12:10	18.8	↑2.1
4/22 12:20	21.0	↑2.2
4/22 12:30	23.3	↑2.3
4/22 12:40	25.6	↑2.3
4/22 12:50	28.0	↑2.4
4/22 13:00	30.5	↑2.5
4/22 13:10	33.0	↑2.5
4/22 13:20	35.4	↑2.4
4/22 13:30	37.9	↑2.5
4/22 13:40	40.4	↑2.5
4/22 13:50	42.8	↑2.4
4/22 14:00	45.1	↑2.3
4/22 14:10	47.4	↑2.3
4/22 14:20	49.6	↑2.2
4/22 14:30	51.7	↑2.1
4/22 14:40	53.7	↑2.0
4/22 14:50	55.5	↑1.8
4/22 15:00	57.3	↑1.8
4/22 15:10	58.8	↑1.5
4/22 15:20	60.3	↑1.5
4/22 15:30	61.6	↑1.3
4/22 15:40	62.7	↑1.1
4/22 15:50	63.7	↑1.0
4/22 16:00	64.5	↑0.8
4/22 16:10	65.2	↑0.7
4/22 16:20	65.6	↑0.4
4/22 16:30	66.0	↑0.4
4/22 16:40	66.1	↑0.1	満潮
4/22 16:50	66.2	↑0.1
4/22 17:00	66.0	↓-0.2
4/22 17:10	65.8	↓-0.2
4/22 17:20	65.4	↓-0.4
4/22 17:30	64.8	↓-0.6
4/22 17:40	64.2	↓-0.6
4/22 17:50	63.5	↓-0.7
4/22 18:00	62.7	↓-0.8
4/22 18:10	61.8	↓-0.9
4/22 18:20	60.8	↓-1.0
4/22 18:30	59.8	↓-1.0
4/22 18:40	58.8	↓-1.0
4/22 18:50	57.8	↓-1.0
4/22 19:00	56.7	↓-1.1
4/22 19:10	55.7	↓-1.0
4/22 19:20	54.7	↓-1.0
4/22 19:30	53.7	↓-1.0
4/22 19:40	52.8	↓-0.9
4/22 19:50	51.9	↓-0.9
4/22 20:00	51.2	↓-0.7
4/22 20:10	50.5	↓-0.7
4/22 20:20	49.9	↓-0.6
4/22 20:30	49.4	↓-0.5
4/22 20:40	49.1	↓-0.3
4/22 20:50	48.9	↓-0.2	干潮
4/22 21:00	48.9	0	干潮
4/22 21:10	48.9	0
4/22 21:20	49.2	↑0.3
4/22 21:30	49.6	↑0.4
4/22 21:40	50.2	↑0.6
4/22 21:50	50.9	↑0.7
4/22 22:00	51.8	↑0.9
4/22 22:10	52.8	↑1.0
4/22 22:20	54.0	↑1.2
4/22 22:30	55.3	↑1.3
4/22 22:40	56.8	↑1.5
4/22 22:50	58.4	↑1.6
4/22 23:00	60.2	↑1.8
4/22 23:10	62.1	↑1.9
4/22 23:20	64.1	↑2.0
4/22 23:30	66.2	↑2.1
4/22 23:40	68.3	↑2.1
4/22 23:50	70.6	↑2.3