1 (月)	05:39	10:26	17:08	-
	74cm	52cm	111cm	-
中潮 出 06:39 入 16:32 出 20:26 入 08:46

コイセボイ（北海道）2021年02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
2/1 00:00	31.4	↑0.2
2/1 00:10	31.8	↑0.4
2/1 00:20	32.4	↑0.6
2/1 00:30	33.2	↑0.8
2/1 00:40	34.1	↑0.9
2/1 00:50	35.2	↑1.1
2/1 01:00	36.4	↑1.2
2/1 01:10	37.8	↑1.4
2/1 01:20	39.2	↑1.4
2/1 01:30	40.8	↑1.6
2/1 01:40	42.5	↑1.7
2/1 01:50	44.2	↑1.7
2/1 02:00	46.0	↑1.8
2/1 02:10	47.8	↑1.8
2/1 02:20	49.7	↑1.9
2/1 02:30	51.6	↑1.9
2/1 02:40	53.4	↑1.8
2/1 02:50	55.3	↑1.9
2/1 03:00	57.1	↑1.8
2/1 03:10	58.9	↑1.8
2/1 03:20	60.7	↑1.8
2/1 03:30	62.3	↑1.6
2/1 03:40	63.9	↑1.6
2/1 03:50	65.4	↑1.5
2/1 04:00	66.8	↑1.4
2/1 04:10	68.1	↑1.3
2/1 04:20	69.2	↑1.1
2/1 04:30	70.2	↑1.0
2/1 04:40	71.1	↑0.9
2/1 04:50	71.9	↑0.8
2/1 05:00	72.5	↑0.6
2/1 05:10	73.0	↑0.5
2/1 05:20	73.3	↑0.3
2/1 05:30	73.5	↑0.2	満潮
2/1 05:40	73.6	↑0.1
2/1 05:50	73.5	↓-0.1
2/1 06:00	73.2	↓-0.3
2/1 06:10	72.9	↓-0.3
2/1 06:20	72.4	↓-0.5
2/1 06:30	71.8	↓-0.6
2/1 06:40	71.1	↓-0.7
2/1 06:50	70.2	↓-0.9
2/1 07:00	69.3	↓-0.9
2/1 07:10	68.3	↓-1.0
2/1 07:20	67.3	↓-1.0
2/1 07:30	66.2	↓-1.1
2/1 07:40	65.0	↓-1.2
2/1 07:50	63.8	↓-1.2
2/1 08:00	62.6	↓-1.2
2/1 08:10	61.4	↓-1.2
2/1 08:20	60.2	↓-1.2
2/1 08:30	59.0	↓-1.2
2/1 08:40	57.9	↓-1.1
2/1 08:50	56.8	↓-1.1
2/1 09:00	55.7	↓-1.1
2/1 09:10	54.8	↓-0.9
2/1 09:20	53.9	↓-0.9
2/1 09:30	53.1	↓-0.8
2/1 09:40	52.5	↓-0.6
2/1 09:50	51.9	↓-0.6
2/1 10:00	51.5	↓-0.4
2/1 10:10	51.2	↓-0.3
2/1 10:20	51.0	↓-0.2	干潮
2/1 10:30	51.0	0
2/1 10:40	51.2	↑0.2
2/1 10:50	51.5	↑0.3
2/1 11:00	51.9	↑0.4
2/1 11:10	52.5	↑0.6
2/1 11:20	53.3	↑0.8
2/1 11:30	54.2	↑0.9
2/1 11:40	55.3	↑1.1
2/1 11:50	56.6	↑1.3
2/1 12:00	57.9	↑1.3
2/1 12:10	59.5	↑1.6
2/1 12:20	61.1	↑1.6
2/1 12:30	62.9	↑1.8
2/1 12:40	64.8	↑1.9
2/1 12:50	66.8	↑2.0
2/1 13:00	68.8	↑2.0
2/1 13:10	71.0	↑2.2
2/1 13:20	73.2	↑2.2
2/1 13:30	75.5	↑2.3
2/1 13:40	77.8	↑2.3
2/1 13:50	80.2	↑2.4
2/1 14:00	82.5	↑2.3
2/1 14:10	84.9	↑2.4
2/1 14:20	87.2	↑2.3
2/1 14:30	89.5	↑2.3
2/1 14:40	91.8	↑2.3
2/1 14:50	93.9	↑2.1
2/1 15:00	96.0	↑2.1
2/1 15:10	98.0	↑2.0
2/1 15:20	99.9	↑1.9
2/1 15:30	101.7	↑1.8
2/1 15:40	103.4	↑1.7
2/1 15:50	104.9	↑1.5
2/1 16:00	106.2	↑1.3
2/1 16:10	107.4	↑1.2
2/1 16:20	108.4	↑1.0
2/1 16:30	109.2	↑0.8
2/1 16:40	109.8	↑0.6
2/1 16:50	110.2	↑0.4
2/1 17:00	110.5	↑0.3	満潮
2/1 17:10	110.5	0
2/1 17:20	110.3	↓-0.2
2/1 17:30	110.0	↓-0.3
2/1 17:40	109.4	↓-0.6
2/1 17:50	108.6	↓-0.8
2/1 18:00	107.6	↓-1.0
2/1 18:10	106.5	↓-1.1
2/1 18:20	105.1	↓-1.4
2/1 18:30	103.6	↓-1.5
2/1 18:40	101.9	↓-1.7
2/1 18:50	100.0	↓-1.9
2/1 19:00	98.0	↓-2.0
2/1 19:10	95.9	↓-2.1
2/1 19:20	93.6	↓-2.3
2/1 19:30	91.3	↓-2.3
2/1 19:40	88.8	↓-2.5
2/1 19:50	86.2	↓-2.6
2/1 20:00	83.6	↓-2.6
2/1 20:10	80.9	↓-2.7
2/1 20:20	78.2	↓-2.7
2/1 20:30	75.5	↓-2.7
2/1 20:40	72.8	↓-2.7
2/1 20:50	70.0	↓-2.8	最大潮位差
2/1 21:00	67.3	↓-2.7
2/1 21:10	64.7	↓-2.6
2/1 21:20	62.1	↓-2.6
2/1 21:30	59.6	↓-2.5
2/1 21:40	57.1	↓-2.5
2/1 21:50	54.8	↓-2.3
2/1 22:00	52.6	↓-2.2
2/1 22:10	50.5	↓-2.1
2/1 22:20	48.5	↓-2.0
2/1 22:30	46.7	↓-1.8
2/1 22:40	45.1	↓-1.6
2/1 22:50	43.6	↓-1.5
2/1 23:00	42.3	↓-1.3
2/1 23:10	41.1	↓-1.2
2/1 23:20	40.2	↓-0.9
2/1 23:30	39.4	↓-0.8
2/1 23:40	38.8	↓-0.6
2/1 23:50	38.4	↓-0.4