20 (火)	01:38	04:26	11:44	19:52
	69cm	67cm	109cm	29cm
中潮 出 06:52 入 15:46 出 02:49 入 13:06

コイセボイ（北海道）2022年12月20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
12/20 00:00	65.9	↑0.6
12/20 00:10	66.5	↑0.6
12/20 00:20	67.1	↑0.6
12/20 00:30	67.5	↑0.4
12/20 00:40	67.9	↑0.4
12/20 00:50	68.3	↑0.4
12/20 01:00	68.5	↑0.2
12/20 01:10	68.7	↑0.2
12/20 01:20	68.8	↑0.1
12/20 01:30	68.9	↑0.1	満潮
12/20 01:40	68.9	0
12/20 01:50	68.9	0
12/20 02:00	68.8	↓-0.1
12/20 02:10	68.7	↓-0.1
12/20 02:20	68.5	↓-0.2
12/20 02:30	68.3	↓-0.2
12/20 02:40	68.1	↓-0.2
12/20 02:50	67.9	↓-0.2
12/20 03:00	67.6	↓-0.3
12/20 03:10	67.4	↓-0.2
12/20 03:20	67.2	↓-0.2
12/20 03:30	67.0	↓-0.2
12/20 03:40	66.8	↓-0.2
12/20 03:50	66.6	↓-0.2
12/20 04:00	66.4	↓-0.2
12/20 04:10	66.3	↓-0.1
12/20 04:20	66.3	0	干潮
12/20 04:30	66.3	0
12/20 04:40	66.4	↑0.1
12/20 04:50	66.5	↑0.1
12/20 05:00	66.7	↑0.2
12/20 05:10	66.9	↑0.2
12/20 05:20	67.3	↑0.4
12/20 05:30	67.7	↑0.4
12/20 05:40	68.2	↑0.5
12/20 05:50	68.8	↑0.6
12/20 06:00	69.5	↑0.7
12/20 06:10	70.2	↑0.7
12/20 06:20	71.1	↑0.9
12/20 06:30	72.0	↑0.9
12/20 06:40	73.0	↑1.0
12/20 06:50	74.1	↑1.1
12/20 07:00	75.3	↑1.2
12/20 07:10	76.5	↑1.2
12/20 07:20	77.8	↑1.3
12/20 07:30	79.1	↑1.3
12/20 07:40	80.5	↑1.4
12/20 07:50	82.0	↑1.5
12/20 08:00	83.5	↑1.5
12/20 08:10	85.0	↑1.5
12/20 08:20	86.6	↑1.6
12/20 08:30	88.2	↑1.6
12/20 08:40	89.8	↑1.6
12/20 08:50	91.3	↑1.5
12/20 09:00	92.9	↑1.6
12/20 09:10	94.4	↑1.5
12/20 09:20	96.0	↑1.6
12/20 09:30	97.4	↑1.4
12/20 09:40	98.9	↑1.5
12/20 09:50	100.2	↑1.3
12/20 10:00	101.5	↑1.3
12/20 10:10	102.7	↑1.2
12/20 10:20	103.8	↑1.1
12/20 10:30	104.8	↑1.0
12/20 10:40	105.8	↑1.0
12/20 10:50	106.6	↑0.8
12/20 11:00	107.2	↑0.6
12/20 11:10	107.8	↑0.6
12/20 11:20	108.2	↑0.4
12/20 11:30	108.5	↑0.3
12/20 11:40	108.6	↑0.1	満潮
12/20 11:50	108.6	0
12/20 12:00	108.4	↓-0.2
12/20 12:10	108.1	↓-0.3
12/20 12:20	107.6	↓-0.5
12/20 12:30	106.9	↓-0.7
12/20 12:40	106.1	↓-0.8
12/20 12:50	105.2	↓-0.9
12/20 13:00	104.1	↓-1.1
12/20 13:10	102.8	↓-1.3
12/20 13:20	101.4	↓-1.4
12/20 13:30	99.9	↓-1.5
12/20 13:40	98.2	↓-1.7
12/20 13:50	96.4	↓-1.8
12/20 14:00	94.4	↓-2.0
12/20 14:10	92.4	↓-2.0
12/20 14:20	90.2	↓-2.2
12/20 14:30	88.0	↓-2.2
12/20 14:40	85.6	↓-2.4
12/20 14:50	83.2	↓-2.4
12/20 15:00	80.7	↓-2.5
12/20 15:10	78.2	↓-2.5
12/20 15:20	75.6	↓-2.6
12/20 15:30	73.0	↓-2.6
12/20 15:40	70.4	↓-2.6
12/20 15:50	67.8	↓-2.6
12/20 16:00	65.1	↓-2.7	最大潮位差
12/20 16:10	62.5	↓-2.6
12/20 16:20	59.9	↓-2.6
12/20 16:30	57.4	↓-2.5
12/20 16:40	54.9	↓-2.5
12/20 16:50	52.4	↓-2.5
12/20 17:00	50.1	↓-2.3
12/20 17:10	47.8	↓-2.3
12/20 17:20	45.6	↓-2.2
12/20 17:30	43.5	↓-2.1
12/20 17:40	41.6	↓-1.9
12/20 17:50	39.7	↓-1.9
12/20 18:00	38.0	↓-1.7
12/20 18:10	36.4	↓-1.6
12/20 18:20	35.0	↓-1.4
12/20 18:30	33.7	↓-1.3
12/20 18:40	32.5	↓-1.2
12/20 18:50	31.5	↓-1.0
12/20 19:00	30.7	↓-0.8
12/20 19:10	30.0	↓-0.7
12/20 19:20	29.4	↓-0.6
12/20 19:30	29.0	↓-0.4
12/20 19:40	28.8	↓-0.2
12/20 19:50	28.7	↓-0.1	干潮
12/20 20:00	28.8	↑0.1
12/20 20:10	29.0	↑0.2
12/20 20:20	29.3	↑0.3
12/20 20:30	29.8	↑0.5
12/20 20:40	30.4	↑0.6
12/20 20:50	31.2	↑0.8
12/20 21:00	32.0	↑0.8
12/20 21:10	33.0	↑1.0
12/20 21:20	34.0	↑1.0
12/20 21:30	35.1	↑1.1
12/20 21:40	36.3	↑1.2
12/20 21:50	37.6	↑1.3
12/20 22:00	39.0	↑1.4
12/20 22:10	40.3	↑1.3
12/20 22:20	41.8	↑1.5
12/20 22:30	43.2	↑1.4
12/20 22:40	44.7	↑1.5
12/20 22:50	46.2	↑1.5
12/20 23:00	47.7	↑1.5
12/20 23:10	49.2	↑1.5
12/20 23:20	50.6	↑1.4
12/20 23:30	52.1	↑1.5
12/20 23:40	53.5	↑1.4
12/20 23:50	54.8	↑1.3