18 (日)	01:52	09:28	16:59	20:56
	147cm	6cm	127cm	102cm
大潮 出 03:57 入 19:14 出 03:24 入 19:41 潮干狩り ◎ 07:19～11:45

苫小牧（北海道）2023年06月18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
6/18 00:00	131.3	↑2.1
6/18 00:10	133.5	↑2.2
6/18 00:20	135.6	↑2.1
6/18 00:30	137.6	↑2.0
6/18 00:40	139.5	↑1.9
6/18 00:50	141.2	↑1.7
6/18 01:00	142.7	↑1.5
6/18 01:10	144.0	↑1.3
6/18 01:20	145.1	↑1.1
6/18 01:30	145.8	↑0.7
6/18 01:40	146.3	↑0.5
6/18 01:50	146.5	↑0.2	満潮
6/18 02:00	146.4	↓-0.1
6/18 02:10	145.9	↓-0.5
6/18 02:20	145.2	↓-0.7
6/18 02:30	144.1	↓-1.1
6/18 02:40	142.8	↓-1.3
6/18 02:50	141.2	↓-1.6
6/18 03:00	139.3	↓-1.9
6/18 03:10	137.2	↓-2.1
6/18 03:20	134.8	↓-2.4
6/18 03:30	132.3	↓-2.5
6/18 03:40	129.5	↓-2.8
6/18 03:50	126.6	↓-2.9
6/18 04:00	123.4	↓-3.2
6/18 04:10	120.1	↓-3.3
6/18 04:20	116.6	↓-3.5
6/18 04:30	112.9	↓-3.7
6/18 04:40	109.0	↓-3.9
6/18 04:50	104.9	↓-4.1
6/18 05:00	100.7	↓-4.2
6/18 05:10	96.3	↓-4.4
6/18 05:20	91.7	↓-4.6
6/18 05:30	87.0	↓-4.7
6/18 05:40	82.2	↓-4.8
6/18 05:50	77.2	↓-5.0
6/18 06:00	72.2	↓-5.0
6/18 06:10	67.1	↓-5.1	最大潮位差
6/18 06:20	62.0	↓-5.1	最大潮位差
6/18 06:30	56.9	↓-5.1	最大潮位差
6/18 06:40	51.8	↓-5.1	最大潮位差
6/18 06:50	46.9	↓-4.9
6/18 07:00	42.1	↓-4.8
6/18 07:10	37.5	↓-4.6
6/18 07:20	33.1	↓-4.4
6/18 07:30	29.0	↓-4.1
6/18 07:40	25.2	↓-3.8
6/18 07:50	21.7	↓-3.5
6/18 08:00	18.5	↓-3.2
6/18 08:10	15.6	↓-2.9
6/18 08:20	13.2	↓-2.4
6/18 08:30	11.1	↓-2.1
6/18 08:40	9.3	↓-1.8
6/18 08:50	7.9	↓-1.4
6/18 09:00	6.9	↓-1.0
6/18 09:10	6.2	↓-0.7
6/18 09:20	5.8	↓-0.4	干潮
6/18 09:30	5.7	↓-0.1
6/18 09:40	6.0	↑0.3
6/18 09:50	6.5	↑0.5
6/18 10:00	7.4	↑0.9
6/18 10:10	8.5	↑1.1
6/18 10:20	10.0	↑1.5
6/18 10:30	11.7	↑1.7
6/18 10:40	13.8	↑2.1
6/18 10:50	16.1	↑2.3
6/18 11:00	18.7	↑2.6
6/18 11:10	21.6	↑2.9
6/18 11:20	24.8	↑3.2
6/18 11:30	28.3	↑3.5
6/18 11:40	32.0	↑3.7
6/18 11:50	36.0	↑4.0
6/18 12:00	40.2	↑4.2
6/18 12:10	44.6	↑4.4
6/18 12:20	49.2	↑4.6
6/18 12:30	53.9	↑4.7
6/18 12:40	58.7	↑4.8
6/18 12:50	63.5	↑4.8
6/18 13:00	68.3	↑4.8
6/18 13:10	73.0	↑4.7
6/18 13:20	77.7	↑4.7
6/18 13:30	82.2	↑4.5
6/18 13:40	86.6	↑4.4
6/18 13:50	90.7	↑4.1
6/18 14:00	94.7	↑4.0
6/18 14:10	98.4	↑3.7
6/18 14:20	101.9	↑3.5
6/18 14:30	105.1	↑3.2
6/18 14:40	108.0	↑2.9
6/18 14:50	110.7	↑2.7
6/18 15:00	113.1	↑2.4
6/18 15:10	115.3	↑2.2
6/18 15:20	117.3	↑2.0
6/18 15:30	119.0	↑1.7
6/18 15:40	120.5	↑1.5
6/18 15:50	121.9	↑1.4
6/18 16:00	123.0	↑1.1
6/18 16:10	124.0	↑1.0
6/18 16:20	124.8	↑0.8
6/18 16:30	125.4	↑0.6
6/18 16:40	125.8	↑0.4
6/18 16:50	126.1	↑0.3	満潮
6/18 17:00	126.1	0
6/18 17:10	126.0	↓-0.1
6/18 17:20	125.7	↓-0.3
6/18 17:30	125.1	↓-0.6
6/18 17:40	124.4	↓-0.7
6/18 17:50	123.5	↓-0.9
6/18 18:00	122.4	↓-1.1
6/18 18:10	121.1	↓-1.3
6/18 18:20	119.7	↓-1.4
6/18 18:30	118.1	↓-1.6
6/18 18:40	116.5	↓-1.6
6/18 18:50	114.8	↓-1.7
6/18 19:00	113.1	↓-1.7
6/18 19:10	111.4	↓-1.7
6/18 19:20	109.7	↓-1.7
6/18 19:30	108.1	↓-1.6
6/18 19:40	106.6	↓-1.5
6/18 19:50	105.3	↓-1.3
6/18 20:00	104.1	↓-1.2
6/18 20:10	103.1	↓-1.0
6/18 20:20	102.3	↓-0.8
6/18 20:30	101.7	↓-0.6
6/18 20:40	101.3	↓-0.4
6/18 20:50	101.1	↓-0.2	干潮
6/18 21:00	101.1	0
6/18 21:10	101.3	↑0.2
6/18 21:20	101.6	↑0.3
6/18 21:30	102.1	↑0.5
6/18 21:40	102.8	↑0.7
6/18 21:50	103.6	↑0.8
6/18 22:00	104.4	↑0.8
6/18 22:10	105.4	↑1.0
6/18 22:20	106.5	↑1.1
6/18 22:30	107.7	↑1.2
6/18 22:40	109.0	↑1.3
6/18 22:50	110.4	↑1.4
6/18 23:00	111.8	↑1.4
6/18 23:10	113.4	↑1.6
6/18 23:20	115.1	↑1.7
6/18 23:30	116.9	↑1.8
6/18 23:40	118.8	↑1.9
6/18 23:50	120.7	↑1.9