20 (火)	02:47	10:25	17:48	21:58
	145cm	-7cm	120cm	97cm
中潮 出 03:38 入 19:02 出 04:49 入 21:04 潮干狩り ◎ 07:50～13:05

根室（北海道）2023年06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
6/20 00:00	118.1	↑2.3
6/20 00:10	120.4	↑2.3
6/20 00:20	122.7	↑2.3
6/20 00:30	125.1	↑2.4
6/20 00:40	127.4	↑2.3
6/20 00:50	129.6	↑2.2
6/20 01:00	131.7	↑2.1
6/20 01:10	133.8	↑2.1
6/20 01:20	135.8	↑2.0
6/20 01:30	137.6	↑1.8
6/20 01:40	139.2	↑1.6
6/20 01:50	140.7	↑1.5
6/20 02:00	141.9	↑1.2
6/20 02:10	143.0	↑1.1
6/20 02:20	143.8	↑0.8
6/20 02:30	144.3	↑0.5
6/20 02:40	144.6	↑0.3	満潮
6/20 02:50	144.7	↑0.1
6/20 03:00	144.4	↓-0.3
6/20 03:10	143.8	↓-0.6
6/20 03:20	143.0	↓-0.8
6/20 03:30	141.8	↓-1.2
6/20 03:40	140.3	↓-1.5
6/20 03:50	138.5	↓-1.8
6/20 04:00	136.4	↓-2.1
6/20 04:10	134.0	↓-2.4
6/20 04:20	131.3	↓-2.7
6/20 04:30	128.3	↓-3.0
6/20 04:40	125.0	↓-3.3
6/20 04:50	121.5	↓-3.5
6/20 05:00	117.6	↓-3.9
6/20 05:10	113.6	↓-4.0
6/20 05:20	109.3	↓-4.3
6/20 05:30	104.8	↓-4.5
6/20 05:40	100.1	↓-4.7
6/20 05:50	95.2	↓-4.9
6/20 06:00	90.2	↓-5.0
6/20 06:10	85.1	↓-5.1
6/20 06:20	79.9	↓-5.2
6/20 06:30	74.6	↓-5.3
6/20 06:40	69.2	↓-5.4	最大潮位差
6/20 06:50	63.9	↓-5.3
6/20 07:00	58.5	↓-5.4	最大潮位差
6/20 07:10	53.2	↓-5.3
6/20 07:20	48.0	↓-5.2
6/20 07:30	42.9	↓-5.1
6/20 07:40	37.8	↓-5.1
6/20 07:50	33.0	↓-4.8
6/20 08:00	28.3	↓-4.7
6/20 08:10	23.8	↓-4.5
6/20 08:20	19.5	↓-4.3
6/20 08:30	15.5	↓-4.0
6/20 08:40	11.7	↓-3.8
6/20 08:50	8.2	↓-3.5
6/20 09:00	5.0	↓-3.2
6/20 09:10	2.2	↓-2.8
6/20 09:20	-0.3	↓-2.5
6/20 09:30	-2.5	↓-2.2
6/20 09:40	-4.3	↓-1.8
6/20 09:50	-5.8	↓-1.5
6/20 10:00	-6.9	↓-1.1
6/20 10:10	-7.6	↓-0.7
6/20 10:20	-7.9	↓-0.3	干潮
6/20 10:30	-7.9	0
6/20 10:40	-7.5	↑0.4
6/20 10:50	-6.7	↑0.8
6/20 11:00	-5.5	↑1.2
6/20 11:10	-4.0	↑1.5
6/20 11:20	-2.2	↑1.8
6/20 11:30	0.0	↑2.2
6/20 11:40	2.5	0
6/20 11:50	5.3	↑2.8
6/20 12:00	8.3	↑3.0
6/20 12:10	11.7	↑3.4
6/20 12:20	15.2	↑3.5
6/20 12:30	19.0	↑3.8
6/20 12:40	23.0	↑4.0
6/20 12:50	27.1	↑4.1
6/20 13:00	31.4	↑4.3
6/20 13:10	35.8	↑4.4
6/20 13:20	40.3	↑4.5
6/20 13:30	44.9	↑4.6
6/20 13:40	49.5	↑4.6
6/20 13:50	54.1	↑4.6
6/20 14:00	58.7	↑4.6
6/20 14:10	63.3	↑4.6
6/20 14:20	67.8	↑4.5
6/20 14:30	72.3	↑4.5
6/20 14:40	76.6	↑4.3
6/20 14:50	80.8	↑4.2
6/20 15:00	84.8	↑4.0
6/20 15:10	88.7	↑3.9
6/20 15:20	92.4	↑3.7
6/20 15:30	95.9	↑3.5
6/20 15:40	99.2	↑3.3
6/20 15:50	102.2	↑3.0
6/20 16:00	105.0	↑2.8
6/20 16:10	107.6	↑2.6
6/20 16:20	109.9	↑2.3
6/20 16:30	111.9	↑2.0
6/20 16:40	113.7	↑1.8
6/20 16:50	115.3	↑1.6
6/20 17:00	116.5	↑1.2
6/20 17:10	117.5	↑1.0
6/20 17:20	118.3	↑0.8
6/20 17:30	118.8	↑0.5
6/20 17:40	119.1	↑0.3	満潮
6/20 17:50	119.2	↑0.1
6/20 18:00	119.0	↓-0.2
6/20 18:10	118.6	↓-0.4
6/20 18:20	118.1	↓-0.5
6/20 18:30	117.4	↓-0.7
6/20 18:40	116.5	↓-0.9
6/20 18:50	115.5	↓-1.0
6/20 19:00	114.4	↓-1.1
6/20 19:10	113.2	↓-1.2
6/20 19:20	111.9	↓-1.3
6/20 19:30	110.6	↓-1.3
6/20 19:40	109.2	↓-1.4
6/20 19:50	107.8	↓-1.4
6/20 20:00	106.4	↓-1.4
6/20 20:10	105.0	↓-1.4
6/20 20:20	103.7	↓-1.3
6/20 20:30	102.5	↓-1.2
6/20 20:40	101.3	↓-1.2
6/20 20:50	100.2	↓-1.1
6/20 21:00	99.2	↓-1.0
6/20 21:10	98.4	↓-0.8
6/20 21:20	97.7	↓-0.7
6/20 21:30	97.1	↓-0.6
6/20 21:40	96.8	↓-0.3
6/20 21:50	96.5	↓-0.3	干潮
6/20 22:00	96.5	0
6/20 22:10	96.6	↑0.1
6/20 22:20	97.0	↑0.4
6/20 22:30	97.5	↑0.5
6/20 22:40	98.2	↑0.7
6/20 22:50	99.1	↑0.9
6/20 23:00	100.1	↑1.0
6/20 23:10	101.4	↑1.3
6/20 23:20	102.8	↑1.4
6/20 23:30	104.3	↑1.5
6/20 23:40	106.0	↑1.7
6/20 23:50	107.9	↑1.9