1 (月)	04:22	09:49	16:25	22:57
	76cm	38cm	105cm	38cm
中潮 出 05:59 入 17:10 出 19:25 入 07:12

コイセボイ（北海道）2021年03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
3/1 00:00	37.7	↑1.4
3/1 00:10	39.2	↑1.5
3/1 00:20	40.8	↑1.6
3/1 00:30	42.6	↑1.8
3/1 00:40	44.4	↑1.8
3/1 00:50	46.3	↑1.9
3/1 01:00	48.2	↑1.9
3/1 01:10	50.2	↑2.0
3/1 01:20	52.2	↑2.0
3/1 01:30	54.2	↑2.0
3/1 01:40	56.2	↑2.0
3/1 01:50	58.2	↑2.0
3/1 02:00	60.1	↑1.9
3/1 02:10	61.9	↑1.8
3/1 02:20	63.7	↑1.8
3/1 02:30	65.4	↑1.7
3/1 02:40	67.0	↑1.6
3/1 02:50	68.5	↑1.5
3/1 03:00	69.9	↑1.4
3/1 03:10	71.1	↑1.2
3/1 03:20	72.2	↑1.1
3/1 03:30	73.2	↑1.0
3/1 03:40	73.9	↑0.7
3/1 03:50	74.6	↑0.7
3/1 04:00	75.0	↑0.4
3/1 04:10	75.3	↑0.3
3/1 04:20	75.4	↑0.1	満潮
3/1 04:30	75.3	↓-0.1
3/1 04:40	75.1	↓-0.2
3/1 04:50	74.7	↓-0.4
3/1 05:00	74.1	↓-0.6
3/1 05:10	73.4	↓-0.7
3/1 05:20	72.5	↓-0.9
3/1 05:30	71.5	↓-1.0
3/1 05:40	70.3	↓-1.2
3/1 05:50	69.0	↓-1.3
3/1 06:00	67.6	↓-1.4
3/1 06:10	66.2	↓-1.4
3/1 06:20	64.6	↓-1.6
3/1 06:30	62.9	↓-1.7
3/1 06:40	61.2	↓-1.7
3/1 06:50	59.5	↓-1.7
3/1 07:00	57.7	↓-1.8
3/1 07:10	55.9	↓-1.8
3/1 07:20	54.1	↓-1.8
3/1 07:30	52.3	↓-1.8
3/1 07:40	50.6	↓-1.7
3/1 07:50	48.9	↓-1.7
3/1 08:00	47.3	↓-1.6
3/1 08:10	45.8	↓-1.5
3/1 08:20	44.3	↓-1.5
3/1 08:30	43.0	↓-1.3
3/1 08:40	41.8	↓-1.2
3/1 08:50	40.7	↓-1.1
3/1 09:00	39.8	↓-0.9
3/1 09:10	39.1	↓-0.7
3/1 09:20	38.5	↓-0.6
3/1 09:30	38.0	↓-0.5
3/1 09:40	37.8	↓-0.2	干潮
3/1 09:50	37.7	↓-0.1
3/1 10:00	37.8	↑0.1
3/1 10:10	38.2	↑0.4
3/1 10:20	38.7	↑0.5
3/1 10:30	39.4	↑0.7
3/1 10:40	40.2	↑0.8
3/1 10:50	41.3	↑1.1
3/1 11:00	42.6	↑1.3
3/1 11:10	44.0	↑1.4
3/1 11:20	45.6	↑1.6
3/1 11:30	47.4	↑1.8
3/1 11:40	49.3	↑1.9
3/1 11:50	51.3	↑2.0
3/1 12:00	53.5	↑2.2
3/1 12:10	55.8	↑2.3
3/1 12:20	58.2	↑2.4
3/1 12:30	60.7	↑2.5
3/1 12:40	63.2	↑2.5
3/1 12:50	65.8	↑2.6
3/1 13:00	68.5	↑2.7	最大潮位差
3/1 13:10	71.1	↑2.6
3/1 13:20	73.8	↑2.7	最大潮位差
3/1 13:30	76.4	↑2.6
3/1 13:40	79.0	↑2.6
3/1 13:50	81.6	↑2.6
3/1 14:00	84.1	↑2.5
3/1 14:10	86.5	↑2.4
3/1 14:20	88.8	↑2.3
3/1 14:30	91.0	↑2.2
3/1 14:40	93.1	↑2.1
3/1 14:50	95.0	↑1.9
3/1 15:00	96.8	↑1.8
3/1 15:10	98.4	↑1.6
3/1 15:20	99.8	↑1.4
3/1 15:30	101.0	↑1.2
3/1 15:40	102.0	↑1.0
3/1 15:50	102.9	↑0.9
3/1 16:00	103.5	↑0.6
3/1 16:10	103.9	↑0.4
3/1 16:20	104.1	↑0.2	満潮
3/1 16:30	104.1	0
3/1 16:40	103.8	↓-0.3
3/1 16:50	103.3	↓-0.5
3/1 17:00	102.7	↓-0.6
3/1 17:10	101.8	↓-0.9
3/1 17:20	100.7	↓-1.1
3/1 17:30	99.4	↓-1.3
3/1 17:40	97.9	↓-1.5
3/1 17:50	96.2	↓-1.7
3/1 18:00	94.4	↓-1.8
3/1 18:10	92.4	↓-2.0
3/1 18:20	90.3	↓-2.1
3/1 18:30	88.1	↓-2.2
3/1 18:40	85.7	↓-2.4
3/1 18:50	83.3	↓-2.4
3/1 19:00	80.7	↓-2.6
3/1 19:10	78.1	↓-2.6
3/1 19:20	75.5	↓-2.6
3/1 19:30	72.8	↓-2.7	最大潮位差
3/1 19:40	70.1	↓-2.7	最大潮位差
3/1 19:50	67.4	↓-2.7	最大潮位差
3/1 20:00	64.7	↓-2.7	最大潮位差
3/1 20:10	62.1	↓-2.6
3/1 20:20	59.6	↓-2.5
3/1 20:30	57.1	↓-2.5
3/1 20:40	54.7	↓-2.4
3/1 20:50	52.4	↓-2.3
3/1 21:00	50.2	↓-2.2
3/1 21:10	48.2	↓-2.0
3/1 21:20	46.3	↓-1.9
3/1 21:30	44.6	↓-1.7
3/1 21:40	43.0	↓-1.6
3/1 21:50	41.6	↓-1.4
3/1 22:00	40.4	↓-1.2
3/1 22:10	39.4	↓-1.0
3/1 22:20	38.6	↓-0.8
3/1 22:30	37.9	↓-0.7
3/1 22:40	37.5	↓-0.4
3/1 22:50	37.3	↓-0.2	干潮
3/1 23:00	37.3	0
3/1 23:10	37.4	↑0.1
3/1 23:20	37.8	↑0.4
3/1 23:30	38.4	↑0.6
3/1 23:40	39.1	↑0.7
3/1 23:50	40.0	↑0.9