7 (土)	05:17	10:36	16:22	23:19
	128cm	77cm	143cm	16cm
中潮 出 05:38 入 17:06 出 18:29 入 09:05

苫小牧（北海道）2028年10月7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
10/7 00:00	26.3	↑2.2
10/7 00:10	28.7	↑2.4
10/7 00:20	31.3	↑2.6
10/7 00:30	34.2	↑2.9
10/7 00:40	37.2	↑3.0
10/7 00:50	40.4	↑3.2
10/7 01:00	43.9	↑3.5
10/7 01:10	47.5	↑3.6
10/7 01:20	51.3	↑3.8
10/7 01:30	55.3	↑4.0
10/7 01:40	59.4	↑4.1
10/7 01:50	63.7	↑4.3
10/7 02:00	68.1	↑4.4
10/7 02:10	72.7	↑4.6
10/7 02:20	77.2	↑4.5
10/7 02:30	81.9	↑4.7	最大潮位差
10/7 02:40	86.5	↑4.6
10/7 02:50	91.0	↑4.5
10/7 03:00	95.4	↑4.4
10/7 03:10	99.7	↑4.3
10/7 03:20	103.8	↑4.1
10/7 03:30	107.6	↑3.8
10/7 03:40	111.2	↑3.6
10/7 03:50	114.4	↑3.2
10/7 04:00	117.2	↑2.8
10/7 04:10	119.8	↑2.6
10/7 04:20	121.9	↑2.1
10/7 04:30	123.6	↑1.7
10/7 04:40	125.0	↑1.4
10/7 04:50	126.0	↑1.0
10/7 05:00	126.7	↑0.7
10/7 05:10	127.0	↑0.3	満潮
10/7 05:20	127.0	0
10/7 05:30	126.8	↓-0.2
10/7 05:40	126.3	↓-0.5
10/7 05:50	125.6	↓-0.7
10/7 06:00	124.7	↓-0.9
10/7 06:10	123.6	↓-1.1
10/7 06:20	122.4	↓-1.2
10/7 06:30	121.1	↓-1.3
10/7 06:40	119.6	↓-1.5
10/7 06:50	118.1	↓-1.5
10/7 07:00	116.4	↓-1.7
10/7 07:10	114.6	↓-1.8
10/7 07:20	112.6	↓-2.0
10/7 07:30	110.6	↓-2.0
10/7 07:40	108.5	↓-2.1
10/7 07:50	106.3	↓-2.2
10/7 08:00	104.0	↓-2.3
10/7 08:10	101.6	↓-2.4
10/7 08:20	99.2	↓-2.4
10/7 08:30	96.7	↓-2.5
10/7 08:40	94.3	↓-2.4
10/7 08:50	91.9	↓-2.4
10/7 09:00	89.5	↓-2.4
10/7 09:10	87.2	↓-2.3
10/7 09:20	85.1	↓-2.1
10/7 09:30	83.2	↓-1.9
10/7 09:40	81.4	↓-1.8
10/7 09:50	79.9	↓-1.5
10/7 10:00	78.7	↓-1.2
10/7 10:10	77.8	↓-0.9
10/7 10:20	77.2	↓-0.6
10/7 10:30	76.9	↓-0.3	干潮
10/7 10:40	76.9	0
10/7 10:50	77.2	↑0.3
10/7 11:00	77.8	↑0.6
10/7 11:10	78.7	↑0.9
10/7 11:20	79.8	↑1.1
10/7 11:30	81.2	↑1.4
10/7 11:40	82.8	↑1.6
10/7 11:50	84.5	↑1.7
10/7 12:00	86.4	↑1.9
10/7 12:10	88.4	↑2.0
10/7 12:20	90.5	↑2.1
10/7 12:30	92.7	↑2.2
10/7 12:40	94.9	↑2.2
10/7 12:50	97.3	↑2.4
10/7 13:00	99.7	↑2.4
10/7 13:10	102.1	↑2.4
10/7 13:20	104.6	↑2.5
10/7 13:30	107.2	↑2.6
10/7 13:40	109.7	↑2.5
10/7 13:50	112.4	↑2.7
10/7 14:00	115.1	↑2.7
10/7 14:10	117.8	↑2.7
10/7 14:20	120.5	↑2.7
10/7 14:30	123.1	↑2.6
10/7 14:40	125.8	↑2.7
10/7 14:50	128.4	↑2.6
10/7 15:00	130.8	↑2.4
10/7 15:10	133.1	↑2.3
10/7 15:20	135.3	↑2.2
10/7 15:30	137.2	↑1.9
10/7 15:40	138.8	↑1.6
10/7 15:50	140.2	↑1.4
10/7 16:00	141.1	↑0.9
10/7 16:10	141.8	↑0.7
10/7 16:20	142.0	↑0.2	満潮
10/7 16:30	141.9	↓-0.1
10/7 16:40	141.3	↓-0.6
10/7 16:50	140.4	↓-0.9
10/7 17:00	139.0	↓-1.4
10/7 17:10	137.3	↓-1.7
10/7 17:20	135.2	↓-2.1
10/7 17:30	132.8	↓-2.4
10/7 17:40	130.1	↓-2.7
10/7 17:50	127.1	↓-3.0
10/7 18:00	124.0	↓-3.1
10/7 18:10	120.6	↓-3.4
10/7 18:20	117.0	↓-3.6
10/7 18:30	113.3	↓-3.7
10/7 18:40	109.5	↓-3.8
10/7 18:50	105.6	↓-3.9
10/7 19:00	101.6	↓-4.0
10/7 19:10	97.6	↓-4.0
10/7 19:20	93.4	↓-4.2
10/7 19:30	89.2	↓-4.2
10/7 19:40	85.0	↓-4.2
10/7 19:50	80.7	↓-4.3
10/7 20:00	76.3	↓-4.4
10/7 20:10	71.9	↓-4.4
10/7 20:20	67.5	↓-4.4
10/7 20:30	63.1	↓-4.4
10/7 20:40	58.7	↓-4.4
10/7 20:50	54.3	↓-4.4
10/7 21:00	50.0	↓-4.3
10/7 21:10	45.8	↓-4.2
10/7 21:20	41.7	↓-4.1
10/7 21:30	37.8	↓-3.9
10/7 21:40	34.1	↓-3.7
10/7 21:50	30.7	↓-3.4
10/7 22:00	27.6	↓-3.1
10/7 22:10	24.7	↓-2.9
10/7 22:20	22.3	↓-2.4
10/7 22:30	20.2	↓-2.1
10/7 22:40	18.5	↓-1.7
10/7 22:50	17.2	↓-1.3
10/7 23:00	16.3	↓-0.9
10/7 23:10	15.8	↓-0.5	干潮
10/7 23:20	15.7	↓-0.1
10/7 23:30	16.0	↑0.3
10/7 23:40	16.6	↑0.6
10/7 23:50	17.6	↑1.0