11 (金)	04:40	09:36	15:20	22:18
	128cm	74cm	150cm	5cm
大潮 出 06:37 入 17:01 出 17:58 入 06:40

苫小牧（北海道）2028年02月11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
2/11 00:00	31.7	↑4.4
2/11 00:10	36.3	↑4.6
2/11 00:20	41.2	↑4.9
2/11 00:30	46.2	↑5.0
2/11 00:40	51.4	↑5.2
2/11 00:50	56.7	↑5.3
2/11 01:00	62.0	↑5.3
2/11 01:10	67.4	↑5.4
2/11 01:20	72.7	↑5.3
2/11 01:30	77.9	↑5.2
2/11 01:40	82.9	↑5.0
2/11 01:50	87.8	↑4.9
2/11 02:00	92.5	↑4.7
2/11 02:10	96.9	↑4.4
2/11 02:20	101.0	↑4.1
2/11 02:30	104.8	↑3.8
2/11 02:40	108.3	↑3.5
2/11 02:50	111.5	↑3.2
2/11 03:00	114.4	↑2.9
2/11 03:10	116.9	↑2.5
2/11 03:20	119.2	↑2.3
2/11 03:30	121.1	↑1.9
2/11 03:40	122.7	↑1.6
2/11 03:50	124.1	↑1.4
2/11 04:00	125.2	↑1.1
2/11 04:10	126.0	↑0.8
2/11 04:20	126.6	↑0.6
2/11 04:30	126.9	↑0.3	満潮
2/11 04:40	127.0	↑0.1	満潮
2/11 04:50	126.9	↓-0.1
2/11 05:00	126.5	↓-0.4
2/11 05:10	125.9	↓-0.6
2/11 05:20	125.0	↓-0.9
2/11 05:30	123.8	↓-1.2
2/11 05:40	122.4	↓-1.4
2/11 05:50	120.8	↓-1.6
2/11 06:00	118.9	↓-1.9
2/11 06:10	116.7	↓-2.2
2/11 06:20	114.4	↓-2.3
2/11 06:30	111.8	↓-2.6
2/11 06:40	109.1	↓-2.7
2/11 06:50	106.3	↓-2.8
2/11 07:00	103.4	↓-2.9
2/11 07:10	100.4	↓-3.0
2/11 07:20	97.4	↓-3.0
2/11 07:30	94.4	↓-3.0
2/11 07:40	91.5	↓-2.9
2/11 07:50	88.8	↓-2.7
2/11 08:00	86.2	↓-2.6
2/11 08:10	83.8	↓-2.4
2/11 08:20	81.6	↓-2.2
2/11 08:30	79.7	↓-1.9
2/11 08:40	78.0	↓-1.7
2/11 08:50	76.7	↓-1.3
2/11 09:00	75.6	↓-1.1
2/11 09:10	74.8	↓-0.8
2/11 09:20	74.2	↓-0.6
2/11 09:30	74.0	↓-0.2	干潮
2/11 09:40	74.0	0
2/11 09:50	74.2	↑0.2
2/11 10:00	74.7	↑0.5
2/11 10:10	75.4	↑0.7
2/11 10:20	76.3	↑0.9
2/11 10:30	77.4	↑1.1
2/11 10:40	78.7	↑1.3
2/11 10:50	80.2	↑1.5
2/11 11:00	82.0	↑1.8
2/11 11:10	83.9	↑1.9
2/11 11:20	86.0	↑2.1
2/11 11:30	88.3	↑2.3
2/11 11:40	90.9	↑2.6
2/11 11:50	93.6	↑2.7
2/11 12:00	96.5	↑2.9
2/11 12:10	99.6	↑3.1
2/11 12:20	102.9	↑3.3
2/11 12:30	106.4	↑3.5
2/11 12:40	109.9	↑3.5
2/11 12:50	113.6	↑3.7
2/11 13:00	117.3	↑3.7
2/11 13:10	120.9	↑3.6
2/11 13:20	124.6	↑3.7
2/11 13:30	128.2	↑3.6
2/11 13:40	131.6	↑3.4
2/11 13:50	134.9	↑3.3
2/11 14:00	137.9	↑3.0
2/11 14:10	140.6	↑2.7
2/11 14:20	143.0	↑2.4
2/11 14:30	145.1	↑2.1
2/11 14:40	146.8	↑1.7
2/11 14:50	148.2	↑1.4
2/11 15:00	149.1	↑0.9
2/11 15:10	149.6	↑0.5	満潮
2/11 15:20	149.8	↑0.2	満潮
2/11 15:30	149.5	↓-0.3
2/11 15:40	148.9	↓-0.6
2/11 15:50	147.9	↓-1.0
2/11 16:00	146.6	↓-1.3
2/11 16:10	144.9	↓-1.7
2/11 16:20	143.0	↓-1.9
2/11 16:30	140.7	↓-2.3
2/11 16:40	138.1	↓-2.6
2/11 16:50	135.3	↓-2.8
2/11 17:00	132.2	↓-3.1
2/11 17:10	128.9	↓-3.3
2/11 17:20	125.3	↓-3.6
2/11 17:30	121.4	↓-3.9
2/11 17:40	117.3	↓-4.1
2/11 17:50	112.9	↓-4.4
2/11 18:00	108.3	↓-4.6
2/11 18:10	103.5	↓-4.8
2/11 18:20	98.4	↓-5.1
2/11 18:30	93.2	↓-5.2
2/11 18:40	87.7	↓-5.5
2/11 18:50	82.2	↓-5.5
2/11 19:00	76.5	↓-5.7
2/11 19:10	70.7	↓-5.8	最大潮位差
2/11 19:20	65.0	↓-5.7
2/11 19:30	59.2	↓-5.8	最大潮位差
2/11 19:40	53.6	↓-5.6
2/11 19:50	48.0	↓-5.6
2/11 20:00	42.7	↓-5.3
2/11 20:10	37.6	↓-5.1
2/11 20:20	32.7	↓-4.9
2/11 20:30	28.2	↓-4.5
2/11 20:40	24.0	↓-4.2
2/11 20:50	20.2	↓-3.8
2/11 21:00	16.8	↓-3.4
2/11 21:10	13.9	↓-2.9
2/11 21:20	11.3	↓-2.6
2/11 21:30	9.2	↓-2.1
2/11 21:40	7.6	↓-1.6
2/11 21:50	6.3	↓-1.3
2/11 22:00	5.5	↓-0.8
2/11 22:10	5.0	↓-0.5	干潮
2/11 22:20	5.0	0
2/11 22:30	5.3	↑0.3
2/11 22:40	5.9	↑0.6
2/11 22:50	7.0	↑1.1
2/11 23:00	8.3	↑1.3
2/11 23:10	10.0	↑1.7
2/11 23:20	12.0	↑2.0
2/11 23:30	14.4	↑2.4
2/11 23:40	17.1	↑2.7
2/11 23:50	20.1	↑3.0