07 (金)	04:22	09:19	14:52	21:50
	126cm	79cm	139cm	14cm
大潮 出 06:42 入 16:56 出 16:52 入 06:01

苫小牧（北海道）2031年02月07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
2/7 00:00	51.4	↑4.3
2/7 00:10	55.8	↑4.4
2/7 00:20	60.4	↑4.6
2/7 00:30	65.0	↑4.6
2/7 00:40	69.7	↑4.7
2/7 00:50	74.4	↑4.7
2/7 01:00	79.0	↑4.6
2/7 01:10	83.5	↑4.5
2/7 01:20	87.9	↑4.4
2/7 01:30	92.1	↑4.2
2/7 01:40	96.1	↑4.0
2/7 01:50	99.8	↑3.7
2/7 02:00	103.3	↑3.5
2/7 02:10	106.6	↑3.3
2/7 02:20	109.5	↑2.9
2/7 02:30	112.2	↑2.7
2/7 02:40	114.6	↑2.4
2/7 02:50	116.7	↑2.1
2/7 03:00	118.6	↑1.9
2/7 03:10	120.2	↑1.6
2/7 03:20	121.6	↑1.4
2/7 03:30	122.7	↑1.1
2/7 03:40	123.7	↑1.0
2/7 03:50	124.4	↑0.7
2/7 04:00	124.9	↑0.5
2/7 04:10	125.3	↑0.4
2/7 04:20	125.4	↑0.1	満潮
2/7 04:30	125.3	↓-0.1
2/7 04:40	125.0	↓-0.3
2/7 04:50	124.4	↓-0.6
2/7 05:00	123.7	↓-0.7
2/7 05:10	122.6	↓-1.1
2/7 05:20	121.4	↓-1.2
2/7 05:30	119.9	↓-1.5
2/7 05:40	118.2	↓-1.7
2/7 05:50	116.3	↓-1.9
2/7 06:00	114.2	↓-2.1
2/7 06:10	111.9	↓-2.3
2/7 06:20	109.4	↓-2.5
2/7 06:30	106.8	↓-2.6
2/7 06:40	104.2	↓-2.6
2/7 06:50	101.5	↓-2.7
2/7 07:00	98.8	↓-2.7
2/7 07:10	96.2	↓-2.6
2/7 07:20	93.6	↓-2.6
2/7 07:30	91.2	↓-2.4
2/7 07:40	88.9	↓-2.3
2/7 07:50	86.8	↓-2.1
2/7 08:00	84.9	↓-1.9
2/7 08:10	83.3	↓-1.6
2/7 08:20	81.8	↓-1.5
2/7 08:30	80.7	↓-1.1
2/7 08:40	79.7	↓-1.0
2/7 08:50	79.0	↓-0.7
2/7 09:00	78.5	↓-0.5
2/7 09:10	78.2	↓-0.3	干潮
2/7 09:20	78.2	0
2/7 09:30	78.3	↑0.1
2/7 09:40	78.6	↑0.3
2/7 09:50	79.1	↑0.5
2/7 10:00	79.8	↑0.7
2/7 10:10	80.6	↑0.8
2/7 10:20	81.6	↑1.0
2/7 10:30	82.7	↑1.1
2/7 10:40	84.1	↑1.4
2/7 10:50	85.6	↑1.5
2/7 11:00	87.2	↑1.6
2/7 11:10	89.1	↑1.9
2/7 11:20	91.1	↑2.0
2/7 11:30	93.4	↑2.3
2/7 11:40	95.8	↑2.4
2/7 11:50	98.4	↑2.6
2/7 12:00	101.1	↑2.7
2/7 12:10	104.0	↑2.9
2/7 12:20	107.0	↑3.0
2/7 12:30	110.0	↑3.0
2/7 12:40	113.1	↑3.1
2/7 12:50	116.3	↑3.2
2/7 13:00	119.3	↑3.0
2/7 13:10	122.3	↑3.0
2/7 13:20	125.1	↑2.8
2/7 13:30	127.7	↑2.6
2/7 13:40	130.2	↑2.5
2/7 13:50	132.3	↑2.1
2/7 14:00	134.2	↑1.9
2/7 14:10	135.8	↑1.6
2/7 14:20	137.0	↑1.2
2/7 14:30	137.9	↑0.9
2/7 14:40	138.5	↑0.6
2/7 14:50	138.7	↑0.2	満潮
2/7 15:00	138.6	↓-0.1
2/7 15:10	138.2	↓-0.4
2/7 15:20	137.4	↓-0.8
2/7 15:30	136.4	↓-1.0
2/7 15:40	135.0	↓-1.4
2/7 15:50	133.5	↓-1.5
2/7 16:00	131.6	↓-1.9
2/7 16:10	129.6	↓-2.0
2/7 16:20	127.3	↓-2.3
2/7 16:30	124.7	↓-2.6
2/7 16:40	122.0	↓-2.7
2/7 16:50	119.0	↓-3.0
2/7 17:00	115.9	↓-3.1
2/7 17:10	112.5	↓-3.4
2/7 17:20	108.8	↓-3.7
2/7 17:30	105.0	↓-3.8
2/7 17:40	100.9	↓-4.1
2/7 17:50	96.7	↓-4.2
2/7 18:00	92.2	↓-4.5
2/7 18:10	87.5	↓-4.7
2/7 18:20	82.7	↓-4.8
2/7 18:30	77.8	↓-4.9
2/7 18:40	72.8	↓-5.0
2/7 18:50	67.7	↓-5.1	最大潮位差
2/7 19:00	62.6	↓-5.1	最大潮位差
2/7 19:10	57.6	↓-5.0
2/7 19:20	52.6	↓-5.0
2/7 19:30	47.8	↓-4.8
2/7 19:40	43.2	↓-4.6
2/7 19:50	38.8	↓-4.4
2/7 20:00	34.7	↓-4.1
2/7 20:10	30.9	↓-3.8
2/7 20:20	27.5	↓-3.4
2/7 20:30	24.4	↓-3.1
2/7 20:40	21.7	↓-2.7
2/7 20:50	19.3	↓-2.4
2/7 21:00	17.4	↓-1.9
2/7 21:10	15.8	↓-1.6
2/7 21:20	14.6	↓-1.2
2/7 21:30	13.8	↓-0.8
2/7 21:40	13.3	↓-0.5	干潮
2/7 21:50	13.2	↓-0.1	干潮
2/7 22:00	13.4	↑0.2
2/7 22:10	13.9	↑0.5
2/7 22:20	14.7	↑0.8
2/7 22:30	15.8	↑1.1
2/7 22:40	17.2	↑1.4
2/7 22:50	18.9	↑1.7
2/7 23:00	20.9	↑2.0
2/7 23:10	23.2	↑2.3
2/7 23:20	25.8	↑2.6
2/7 23:30	28.6	↑2.8
2/7 23:40	31.8	↑3.2
2/7 23:50	35.3	↑3.5