09 (土)	04:52	12:00	18:03	22:40
	104cm	25cm	68cm	49cm
中潮 出 05:45 入 17:20 出 07:33 入 22:35

コイセボイ（北海道）2030年03月09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
3/9 00:00	54.3	↑1.4
3/9 00:10	55.8	↑1.5
3/9 00:20	57.5	↑1.7
3/9 00:30	59.3	↑1.8
3/9 00:40	61.2	↑1.9
3/9 00:50	63.3	↑2.1
3/9 01:00	65.4	↑2.1
3/9 01:10	67.6	↑2.2
3/9 01:20	69.8	↑2.2
3/9 01:30	72.1	↑2.3
3/9 01:40	74.4	↑2.3
3/9 01:50	76.7	↑2.3
3/9 02:00	79.0	↑2.3
3/9 02:10	81.4	↑2.4
3/9 02:20	83.6	↑2.2
3/9 02:30	85.8	↑2.2
3/9 02:40	88.0	↑2.2
3/9 02:50	90.1	↑2.1
3/9 03:00	92.0	↑1.9
3/9 03:10	93.9	↑1.9
3/9 03:20	95.6	↑1.7
3/9 03:30	97.2	↑1.6
3/9 03:40	98.7	↑1.5
3/9 03:50	99.9	↑1.2
3/9 04:00	101.0	↑1.1
3/9 04:10	102.0	↑1.0
3/9 04:20	102.7	↑0.7
3/9 04:30	103.2	↑0.5
3/9 04:40	103.6	↑0.4
3/9 04:50	103.7	↑0.1	満潮
3/9 05:00	103.6	↓-0.1
3/9 05:10	103.3	↓-0.3
3/9 05:20	102.8	↓-0.5
3/9 05:30	102.1	↓-0.7
3/9 05:40	101.2	↓-0.9
3/9 05:50	100.1	↓-1.1
3/9 06:00	98.7	↓-1.4
3/9 06:10	97.2	↓-1.5
3/9 06:20	95.5	↓-1.7
3/9 06:30	93.6	↓-1.9
3/9 06:40	91.6	↓-2.0
3/9 06:50	89.4	↓-2.2
3/9 07:00	87.1	↓-2.3
3/9 07:10	84.6	↓-2.5
3/9 07:20	82.0	↓-2.6
3/9 07:30	79.4	↓-2.6
3/9 07:40	76.6	↓-2.8
3/9 07:50	73.8	↓-2.8
3/9 08:00	70.9	↓-2.9
3/9 08:10	68.0	↓-2.9
3/9 08:20	65.1	↓-2.9
3/9 08:30	62.1	↓-3.0	最大潮位差
3/9 08:40	59.2	↓-2.9
3/9 08:50	56.3	↓-2.9
3/9 09:00	53.5	↓-2.8
3/9 09:10	50.7	↓-2.8
3/9 09:20	48.0	↓-2.7
3/9 09:30	45.4	↓-2.6
3/9 09:40	42.9	↓-2.5
3/9 09:50	40.6	↓-2.3
3/9 10:00	38.3	↓-2.3
3/9 10:10	36.2	↓-2.1
3/9 10:20	34.3	↓-1.9
3/9 10:30	32.5	↓-1.8
3/9 10:40	30.9	↓-1.6
3/9 10:50	29.5	↓-1.4
3/9 11:00	28.3	↓-1.2
3/9 11:10	27.2	↓-1.1
3/9 11:20	26.4	↓-0.8
3/9 11:30	25.7	↓-0.7
3/9 11:40	25.2	↓-0.5
3/9 11:50	25.0	↓-0.2	干潮
3/9 12:00	24.9	↓-0.1	干潮
3/9 12:10	25.0	↑0.1
3/9 12:20	25.3	↑0.3
3/9 12:30	25.8	↑0.5
3/9 12:40	26.4	↑0.6
3/9 12:50	27.2	↑0.8
3/9 13:00	28.2	↑1.0
3/9 13:10	29.3	↑1.1
3/9 13:20	30.5	↑1.2
3/9 13:30	31.9	↑1.4
3/9 13:40	33.4	↑1.5
3/9 13:50	35.0	↑1.6
3/9 14:00	36.6	↑1.6
3/9 14:10	38.3	↑1.7
3/9 14:20	40.1	↑1.8
3/9 14:30	41.9	↑1.8
3/9 14:40	43.8	↑1.9
3/9 14:50	45.6	↑1.8
3/9 15:00	47.5	↑1.9
3/9 15:10	49.3	↑1.8
3/9 15:20	51.2	↑1.9
3/9 15:30	52.9	↑1.7
3/9 15:40	54.6	↑1.7
3/9 15:50	56.3	↑1.7
3/9 16:00	57.9	↑1.6
3/9 16:10	59.3	↑1.4
3/9 16:20	60.7	↑1.4
3/9 16:30	62.0	↑1.3
3/9 16:40	63.1	↑1.1
3/9 16:50	64.2	↑1.1
3/9 17:00	65.1	↑0.9
3/9 17:10	65.9	↑0.8
3/9 17:20	66.5	↑0.6
3/9 17:30	67.0	↑0.5
3/9 17:40	67.4	↑0.4
3/9 17:50	67.6	↑0.2
3/9 18:00	67.7	↑0.1	満潮
3/9 18:10	67.7	0
3/9 18:20	67.5	↓-0.2
3/9 18:30	67.2	↓-0.3
3/9 18:40	66.8	↓-0.4
3/9 18:50	66.3	↓-0.5
3/9 19:00	65.7	↓-0.6
3/9 19:10	65.0	↓-0.7
3/9 19:20	64.2	↓-0.8
3/9 19:30	63.3	↓-0.9
3/9 19:40	62.4	↓-0.9
3/9 19:50	61.4	↓-1.0
3/9 20:00	60.3	↓-1.1
3/9 20:10	59.3	↓-1.0
3/9 20:20	58.2	↓-1.1
3/9 20:30	57.1	↓-1.1
3/9 20:40	56.1	↓-1.0
3/9 20:50	55.0	↓-1.1
3/9 21:00	54.0	↓-1.0
3/9 21:10	53.0	↓-1.0
3/9 21:20	52.1	↓-0.9
3/9 21:30	51.3	↓-0.8
3/9 21:40	50.6	↓-0.7
3/9 21:50	49.9	↓-0.7
3/9 22:00	49.4	↓-0.5
3/9 22:10	48.9	↓-0.5
3/9 22:20	48.6	↓-0.3
3/9 22:30	48.4	↓-0.2	干潮
3/9 22:40	48.4	0	干潮
3/9 22:50	48.4	0
3/9 23:00	48.7	↑0.3
3/9 23:10	49.1	↑0.4
3/9 23:20	49.6	↑0.5
3/9 23:30	50.3	↑0.7
3/9 23:40	51.1	↑0.8
3/9 23:50	52.1	↑1.0