20 (日)	02:41	10:11	17:47	21:57
	147cm	11cm	128cm	97cm
大潮 出 03:57 入 19:15 出 20:29 入 04:25 潮干狩り ◎ 08:11～12:23

苫小牧（北海道）2027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	↑2.1
6/20 00:10	120.3	↑2.2
6/20 00:20	122.7	↑2.4
6/20 00:30	125.0	↑2.3
6/20 00:40	127.5	↑2.5
6/20 00:50	129.9	↑2.4
6/20 01:00	132.3	↑2.4
6/20 01:10	134.7	↑2.4
6/20 01:20	136.9	↑2.2
6/20 01:30	139.0	↑2.1
6/20 01:40	141.0	↑2.0
6/20 01:50	142.6	↑1.6
6/20 02:00	144.1	↑1.5
6/20 02:10	145.2	↑1.1
6/20 02:20	146.1	↑0.9
6/20 02:30	146.6	↑0.5
6/20 02:40	146.7	↑0.1	満潮
6/20 02:50	146.6	↓-0.1
6/20 03:00	146.1	↓-0.5
6/20 03:10	145.2	↓-0.9
6/20 03:20	144.0	↓-1.2
6/20 03:30	142.6	↓-1.4
6/20 03:40	140.8	↓-1.8
6/20 03:50	138.8	↓-2.0
6/20 04:00	136.6	↓-2.2
6/20 04:10	134.1	↓-2.5
6/20 04:20	131.4	↓-2.7
6/20 04:30	128.5	↓-2.9
6/20 04:40	125.4	↓-3.1
6/20 04:50	122.2	↓-3.2
6/20 05:00	118.8	↓-3.4
6/20 05:10	115.2	↓-3.6
6/20 05:20	111.5	↓-3.7
6/20 05:30	107.6	↓-3.9
6/20 05:40	103.5	↓-4.1
6/20 05:50	99.3	↓-4.2
6/20 06:00	94.9	↓-4.4
6/20 06:10	90.4	↓-4.5
6/20 06:20	85.7	↓-4.7
6/20 06:30	80.9	↓-4.8
6/20 06:40	76.1	↓-4.8
6/20 06:50	71.1	↓-5.0	最大潮位差
6/20 07:00	66.2	↓-4.9
6/20 07:10	61.2	↓-5.0	最大潮位差
6/20 07:20	56.3	↓-4.9
6/20 07:30	51.5	↓-4.8
6/20 07:40	46.8	↓-4.7
6/20 07:50	42.2	↓-4.6
6/20 08:00	37.9	↓-4.3
6/20 08:10	33.9	↓-4.0
6/20 08:20	30.1	↓-3.8
6/20 08:30	26.6	↓-3.5
6/20 08:40	23.4	↓-3.2
6/20 08:50	20.6	↓-2.8
6/20 09:00	18.2	↓-2.4
6/20 09:10	16.1	↓-2.1
6/20 09:20	14.3	↓-1.8
6/20 09:30	12.9	↓-1.4
6/20 09:40	11.9	↓-1.0
6/20 09:50	11.1	↓-0.8
6/20 10:00	10.7	↓-0.4
6/20 10:10	10.5	↓-0.2	干潮
6/20 10:20	10.7	↑0.2
6/20 10:30	11.1	↑0.4
6/20 10:40	11.8	↑0.7
6/20 10:50	12.7	↑0.9
6/20 11:00	13.9	↑1.2
6/20 11:10	15.4	↑1.5
6/20 11:20	17.1	↑1.7
6/20 11:30	19.1	↑2.0
6/20 11:40	21.3	↑2.2
6/20 11:50	23.9	↑2.6
6/20 12:00	26.7	↑2.8
6/20 12:10	29.7	↑3.0
6/20 12:20	33.1	↑3.4
6/20 12:30	36.7	↑3.6
6/20 12:40	40.6	↑3.9
6/20 12:50	44.6	↑4.0
6/20 13:00	48.9	↑4.3
6/20 13:10	53.3	↑4.4
6/20 13:20	57.9	↑4.6
6/20 13:30	62.5	↑4.6
6/20 13:40	67.2	↑4.7
6/20 13:50	71.8	↑4.6
6/20 14:00	76.4	↑4.6
6/20 14:10	80.9	↑4.5
6/20 14:20	85.3	↑4.4
6/20 14:30	89.5	↑4.2
6/20 14:40	93.5	↑4.0
6/20 14:50	97.3	↑3.8
6/20 15:00	100.8	↑3.5
6/20 15:10	104.1	↑3.3
6/20 15:20	107.2	↑3.1
6/20 15:30	109.9	↑2.7
6/20 15:40	112.5	↑2.6
6/20 15:50	114.8	↑2.3
6/20 16:00	116.9	↑2.1
6/20 16:10	118.8	↑1.9
6/20 16:20	120.4	↑1.6
6/20 16:30	121.9	↑1.5
6/20 16:40	123.2	↑1.3
6/20 16:50	124.4	↑1.2
6/20 17:00	125.3	↑0.9
6/20 17:10	126.1	↑0.8
6/20 17:20	126.7	↑0.6
6/20 17:30	127.1	↑0.4
6/20 17:40	127.4	↑0.3	満潮
6/20 17:50	127.4	0
6/20 18:00	127.2	↓-0.2
6/20 18:10	126.8	↓-0.4
6/20 18:20	126.2	↓-0.6
6/20 18:30	125.3	↓-0.9
6/20 18:40	124.3	↓-1.0
6/20 18:50	123.0	↓-1.3
6/20 19:00	121.5	↓-1.5
6/20 19:10	119.9	↓-1.6
6/20 19:20	118.1	↓-1.8
6/20 19:30	116.2	↓-1.9
6/20 19:40	114.2	↓-2.0
6/20 19:50	112.2	↓-2.0
6/20 20:00	110.1	↓-2.1
6/20 20:10	108.1	↓-2.0
6/20 20:20	106.2	↓-1.9
6/20 20:30	104.4	↓-1.8
6/20 20:40	102.8	↓-1.6
6/20 20:50	101.3	↓-1.5
6/20 21:00	100.0	↓-1.3
6/20 21:10	99.0	↓-1.0
6/20 21:20	98.1	↓-0.9
6/20 21:30	97.4	↓-0.7
6/20 21:40	97.0	↓-0.4
6/20 21:50	96.8	↓-0.2	干潮
6/20 22:00	96.8	0
6/20 22:10	96.9	↑0.1
6/20 22:20	97.3	↑0.4
6/20 22:30	97.7	↑0.4
6/20 22:40	98.4	↑0.7
6/20 22:50	99.1	↑0.7
6/20 23:00	100.0	↑0.9
6/20 23:10	101.0	↑1.0
6/20 23:20	102.2	↑1.2
6/20 23:30	103.4	↑1.2
6/20 23:40	104.8	↑1.4
6/20 23:50	106.3	↑1.5