1 (火)	05:47	11:04	16:52	23:50
	126cm	76cm	151cm	15cm
中潮 出 05:31 入 17:17 出 09:52 入 19:28

苫小牧（北海道）2030年10月1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
10/1 00:00	17.5	↑1.7
10/1 00:10	19.4	↑1.9
10/1 00:20	21.5	↑2.1
10/1 00:30	23.9	↑2.4
10/1 00:40	26.5	↑2.6
10/1 00:50	29.3	↑2.8
10/1 01:00	32.3	↑3.0
10/1 01:10	35.5	↑3.2
10/1 01:20	38.9	↑3.4
10/1 01:30	42.6	↑3.7
10/1 01:40	46.4	↑3.8
10/1 01:50	50.3	↑3.9
10/1 02:00	54.5	↑4.2
10/1 02:10	58.8	↑4.3
10/1 02:20	63.3	↑4.5
10/1 02:30	67.8	↑4.5
10/1 02:40	72.5	↑4.7
10/1 02:50	77.2	↑4.7
10/1 03:00	81.9	↑4.7
10/1 03:10	86.5	↑4.6
10/1 03:20	91.1	↑4.6
10/1 03:30	95.5	↑4.4
10/1 03:40	99.8	↑4.3
10/1 03:50	103.8	↑4.0
10/1 04:00	107.5	↑3.7
10/1 04:10	111.0	↑3.5
10/1 04:20	114.1	↑3.1
10/1 04:30	116.8	↑2.7
10/1 04:40	119.2	↑2.4
10/1 04:50	121.2	↑2.0
10/1 05:00	122.8	↑1.6
10/1 05:10	124.1	↑1.3
10/1 05:20	125.0	↑0.9
10/1 05:30	125.6	↑0.6
10/1 05:40	125.9	↑0.3	満潮
10/1 05:50	125.9	0
10/1 06:00	125.7	↓-0.2
10/1 06:10	125.3	↓-0.4
10/1 06:20	124.7	↓-0.6
10/1 06:30	123.9	↓-0.8
10/1 06:40	122.9	↓-1.0
10/1 06:50	121.8	↓-1.1
10/1 07:00	120.6	↓-1.2
10/1 07:10	119.2	↓-1.4
10/1 07:20	117.7	↓-1.5
10/1 07:30	116.1	↓-1.6
10/1 07:40	114.3	↓-1.8
10/1 07:50	112.4	↓-1.9
10/1 08:00	110.4	↓-2.0
10/1 08:10	108.3	↓-2.1
10/1 08:20	106.0	↓-2.3
10/1 08:30	103.6	↓-2.4
10/1 08:40	101.1	↓-2.5
10/1 08:50	98.6	↓-2.5
10/1 09:00	96.0	↓-2.6
10/1 09:10	93.5	↓-2.5
10/1 09:20	90.9	↓-2.6
10/1 09:30	88.5	↓-2.4
10/1 09:40	86.1	↓-2.4
10/1 09:50	83.9	↓-2.2
10/1 10:00	82.0	↓-1.9
10/1 10:10	80.2	↓-1.8
10/1 10:20	78.7	↓-1.5
10/1 10:30	77.5	↓-1.2
10/1 10:40	76.6	↓-0.9
10/1 10:50	76.0	↓-0.6
10/1 11:00	75.8	↓-0.2	干潮
10/1 11:10	75.8	0
10/1 11:20	76.2	↑0.4
10/1 11:30	76.9	↑0.7
10/1 11:40	77.9	↑1.0
10/1 11:50	79.1	↑1.2
10/1 12:00	80.5	↑1.4
10/1 12:10	82.2	↑1.7
10/1 12:20	84.0	↑1.8
10/1 12:30	86.0	↑2.0
10/1 12:40	88.2	↑2.2
10/1 12:50	90.5	↑2.3
10/1 13:00	92.9	↑2.4
10/1 13:10	95.4	↑2.5
10/1 13:20	98.0	↑2.6
10/1 13:30	100.6	↑2.6
10/1 13:40	103.4	↑2.8
10/1 13:50	106.3	↑2.9
10/1 14:00	109.3	↑3.0
10/1 14:10	112.3	↑3.0
10/1 14:20	115.4	↑3.1
10/1 14:30	118.6	↑3.2
10/1 14:40	121.7	↑3.1
10/1 14:50	124.9	↑3.2
10/1 15:00	128.1	↑3.2
10/1 15:10	131.3	↑3.2
10/1 15:20	134.3	↑3.0
10/1 15:30	137.2	↑2.9
10/1 15:40	139.9	↑2.7
10/1 15:50	142.3	↑2.4
10/1 16:00	144.5	↑2.2
10/1 16:10	146.4	↑1.9
10/1 16:20	147.9	↑1.5
10/1 16:30	149.0	↑1.1
10/1 16:40	149.7	↑0.7
10/1 16:50	150.0	↑0.3	満潮
10/1 17:00	149.9	↓-0.1
10/1 17:10	149.2	↓-0.7
10/1 17:20	148.2	↓-1.0
10/1 17:30	146.7	↓-1.5
10/1 17:40	144.9	↓-1.8
10/1 17:50	142.6	↓-2.3
10/1 18:00	140.0	↓-2.6
10/1 18:10	137.1	↓-2.9
10/1 18:20	134.0	↓-3.1
10/1 18:30	130.6	↓-3.4
10/1 18:40	127.0	↓-3.6
10/1 18:50	123.2	↓-3.8
10/1 19:00	119.2	↓-4.0
10/1 19:10	115.1	↓-4.1
10/1 19:20	110.9	↓-4.2
10/1 19:30	106.6	↓-4.3
10/1 19:40	102.2	↓-4.4
10/1 19:50	97.7	↓-4.5
10/1 20:00	93.1	↓-4.6
10/1 20:10	88.5	↓-4.6
10/1 20:20	83.8	↓-4.7
10/1 20:30	79.0	↓-4.8	最大潮位差
10/1 20:40	74.2	↓-4.8	最大潮位差
10/1 20:50	69.4	↓-4.8	最大潮位差
10/1 21:00	64.6	↓-4.8	最大潮位差
10/1 21:10	59.8	↓-4.8	最大潮位差
10/1 21:20	55.0	↓-4.8	最大潮位差
10/1 21:30	50.4	↓-4.6
10/1 21:40	45.8	↓-4.6
10/1 21:50	41.5	↓-4.3
10/1 22:00	37.3	↓-4.2
10/1 22:10	33.4	↓-3.9
10/1 22:20	29.8	↓-3.6
10/1 22:30	26.5	↓-3.3
10/1 22:40	23.6	↓-2.9
10/1 22:50	21.0	↓-2.6
10/1 23:00	18.8	↓-2.2
10/1 23:10	17.1	↓-1.7
10/1 23:20	15.8	↓-1.3
10/1 23:30	14.8	↓-1.0
10/1 23:40	14.3	↓-0.5	干潮
10/1 23:50	14.1	↓-0.2	干潮