21 (土)	12:12	20:17	-	-
	99cm	23cm	-	-
中潮 出 05:23 入 17:36 出 04:21 入 14:17

コイセボイ（北海道）2020年03月21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
3/21 00:00	47.3	↑1.1
3/21 00:10	48.5	↑1.2
3/21 00:20	49.5	↑1.0
3/21 00:30	50.6	↑1.1
3/21 00:40	51.5	↑0.9
3/21 00:50	52.4	↑0.9
3/21 01:00	53.3	↑0.9
3/21 01:10	54.1	↑0.8
3/21 01:20	54.8	↑0.7
3/21 01:30	55.5	↑0.7
3/21 01:40	56.1	↑0.6
3/21 01:50	56.7	↑0.6
3/21 02:00	57.2	↑0.5
3/21 02:10	57.6	↑0.4
3/21 02:20	58.0	↑0.4
3/21 02:30	58.4	↑0.4
3/21 02:40	58.7	↑0.3
3/21 02:50	58.9	↑0.2
3/21 03:00	59.1	↑0.2
3/21 03:10	59.3	↑0.2
3/21 03:20	59.5	↑0.2
3/21 03:30	59.6	↑0.1
3/21 03:40	59.7	↑0.1
3/21 03:50	59.8	↑0.1
3/21 04:00	59.9	↑0.1
3/21 04:10	60.0	↑0.1
3/21 04:20	60.1	↑0.1
3/21 04:30	60.2	↑0.1
3/21 04:40	60.4	↑0.2
3/21 04:50	60.5	↑0.1
3/21 05:00	60.7	↑0.2
3/21 05:10	60.9	↑0.2
3/21 05:20	61.2	↑0.3
3/21 05:30	61.5	↑0.3
3/21 05:40	61.8	↑0.3
3/21 05:50	62.3	↑0.5
3/21 06:00	62.7	↑0.4
3/21 06:10	63.2	↑0.5
3/21 06:20	63.8	↑0.6
3/21 06:30	64.4	↑0.6
3/21 06:40	65.1	↑0.7
3/21 06:50	65.9	↑0.8
3/21 07:00	66.7	↑0.8
3/21 07:10	67.6	↑0.9
3/21 07:20	68.6	↑1.0
3/21 07:30	69.6	↑1.0
3/21 07:40	70.7	↑1.1
3/21 07:50	71.8	↑1.1
3/21 08:00	72.9	↑1.1
3/21 08:10	74.2	↑1.3
3/21 08:20	75.4	↑1.2
3/21 08:30	76.7	↑1.3
3/21 08:40	78.0	↑1.3
3/21 08:50	79.3	↑1.3
3/21 09:00	80.7	↑1.4
3/21 09:10	82.1	↑1.4
3/21 09:20	83.4	↑1.3
3/21 09:30	84.8	↑1.4
3/21 09:40	86.1	↑1.3
3/21 09:50	87.4	↑1.3
3/21 10:00	88.6	↑1.2
3/21 10:10	89.9	↑1.3
3/21 10:20	91.0	↑1.1
3/21 10:30	92.1	↑1.1
3/21 10:40	93.2	↑1.1
3/21 10:50	94.1	↑0.9
3/21 11:00	95.0	↑0.9
3/21 11:10	95.8	↑0.8
3/21 11:20	96.5	↑0.7
3/21 11:30	97.1	↑0.6
3/21 11:40	97.5	↑0.4
3/21 11:50	97.8	↑0.3
3/21 12:00	98.1	↑0.3
3/21 12:10	98.1	0	満潮
3/21 12:20	98.1	0
3/21 12:30	97.9	↓-0.2
3/21 12:40	97.5	↓-0.4
3/21 12:50	97.1	↓-0.4
3/21 13:00	96.4	↓-0.7
3/21 13:10	95.7	↓-0.7
3/21 13:20	94.8	↓-0.9
3/21 13:30	93.7	↓-1.1
3/21 13:40	92.5	↓-1.2
3/21 13:50	91.2	↓-1.3
3/21 14:00	89.7	↓-1.5
3/21 14:10	88.1	↓-1.6
3/21 14:20	86.4	↓-1.7
3/21 14:30	84.6	↓-1.8
3/21 14:40	82.7	↓-1.9
3/21 14:50	80.6	↓-2.1
3/21 15:00	78.5	↓-2.1
3/21 15:10	76.3	↓-2.2
3/21 15:20	74.0	↓-2.3
3/21 15:30	71.6	↓-2.4
3/21 15:40	69.2	↓-2.4
3/21 15:50	66.8	↓-2.4
3/21 16:00	64.3	↓-2.5
3/21 16:10	61.8	↓-2.5
3/21 16:20	59.3	↓-2.5
3/21 16:30	56.7	↓-2.6	最大潮位差
3/21 16:40	54.2	↓-2.5
3/21 16:50	51.8	↓-2.4
3/21 17:00	49.3	↓-2.5
3/21 17:10	46.9	↓-2.4
3/21 17:20	44.6	↓-2.3
3/21 17:30	42.4	↓-2.2
3/21 17:40	40.2	↓-2.2
3/21 17:50	38.1	↓-2.1
3/21 18:00	36.1	↓-2.0
3/21 18:10	34.2	↓-1.9
3/21 18:20	32.4	↓-1.8
3/21 18:30	30.8	↓-1.6
3/21 18:40	29.3	↓-1.5
3/21 18:50	27.9	↓-1.4
3/21 19:00	26.7	↓-1.2
3/21 19:10	25.6	↓-1.1
3/21 19:20	24.7	↓-0.9
3/21 19:30	23.9	↓-0.8
3/21 19:40	23.2	↓-0.7
3/21 19:50	22.8	↓-0.4
3/21 20:00	22.4	↓-0.4
3/21 20:10	22.3	↓-0.1	干潮
3/21 20:20	22.2	↓-0.1
3/21 20:30	22.4	↑0.2
3/21 20:40	22.6	↑0.2
3/21 20:50	23.0	↑0.4
3/21 21:00	23.6	↑0.6
3/21 21:10	24.3	↑0.7
3/21 21:20	25.0	↑0.7
3/21 21:30	26.0	↑1.0
3/21 21:40	27.0	↑1.0
3/21 21:50	28.1	↑1.1
3/21 22:00	29.3	↑1.2
3/21 22:10	30.5	↑1.2
3/21 22:20	31.9	↑1.4
3/21 22:30	33.3	↑1.4
3/21 22:40	34.7	↑1.4
3/21 22:50	36.2	↑1.5
3/21 23:00	37.7	↑1.5
3/21 23:10	39.2	↑1.5
3/21 23:20	40.8	↑1.6
3/21 23:30	42.3	↑1.5
3/21 23:40	43.8	↑1.5
3/21 23:50	45.3	↑1.5