22 (土)	04:13	09:38	15:25	22:05
	128cm	57cm	145cm	23cm
大潮 出 06:22 入 17:15 出 06:11 入 18:07

苫小牧（北海道）2031年02月22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
2/22 00:00	49.6	↑4.2
2/22 00:10	54.0	↑4.4
2/22 00:20	58.6	↑4.6
2/22 00:30	63.3	↑4.7
2/22 00:40	68.1	↑4.8
2/22 00:50	72.9	↑4.8
2/22 01:00	77.7	↑4.8
2/22 01:10	82.5	↑4.8
2/22 01:20	87.2	↑4.7
2/22 01:30	91.7	↑4.5
2/22 01:40	96.0	↑4.3
2/22 01:50	100.1	↑4.1
2/22 02:00	104.0	↑3.9
2/22 02:10	107.6	↑3.6
2/22 02:20	110.8	↑3.2
2/22 02:30	113.8	↑3.0
2/22 02:40	116.5	↑2.7
2/22 02:50	118.9	↑2.4
2/22 03:00	121.0	↑2.1
2/22 03:10	122.7	↑1.7
2/22 03:20	124.2	↑1.5
2/22 03:30	125.5	↑1.3
2/22 03:40	126.4	↑0.9
2/22 03:50	127.1	↑0.7
2/22 04:00	127.6	↑0.5
2/22 04:10	127.8	↑0.2	満潮
2/22 04:20	127.7	↓-0.1
2/22 04:30	127.4	↓-0.3
2/22 04:40	126.8	↓-0.6
2/22 04:50	125.9	↓-0.9
2/22 05:00	124.8	↓-1.1
2/22 05:10	123.4	↓-1.4
2/22 05:20	121.6	↓-1.8
2/22 05:30	119.7	↓-1.9
2/22 05:40	117.4	↓-2.3
2/22 05:50	114.8	↓-2.6
2/22 06:00	112.0	↓-2.8
2/22 06:10	109.0	↓-3.0
2/22 06:20	105.7	↓-3.3
2/22 06:30	102.3	↓-3.4
2/22 06:40	98.7	↓-3.6
2/22 06:50	95.1	↓-3.6
2/22 07:00	91.4	↓-3.7
2/22 07:10	87.7	↓-3.7
2/22 07:20	84.0	↓-3.7
2/22 07:30	80.5	↓-3.5
2/22 07:40	77.1	↓-3.4
2/22 07:50	73.8	↓-3.3
2/22 08:00	70.8	↓-3.0
2/22 08:10	68.1	↓-2.7
2/22 08:20	65.6	↓-2.5
2/22 08:30	63.5	↓-2.1
2/22 08:40	61.6	↓-1.9
2/22 08:50	60.0	↓-1.6
2/22 09:00	58.8	↓-1.2
2/22 09:10	57.9	↓-0.9
2/22 09:20	57.2	↓-0.7
2/22 09:30	56.9	↓-0.3	干潮
2/22 09:40	56.8	↓-0.1
2/22 09:50	57.0	↑0.2
2/22 10:00	57.5	↑0.5
2/22 10:10	58.2	↑0.7
2/22 10:20	59.2	↑1.0
2/22 10:30	60.5	↑1.3
2/22 10:40	62.0	↑1.5
2/22 10:50	63.7	↑1.7
2/22 11:00	65.7	↑2.0
2/22 11:10	68.0	↑2.3
2/22 11:20	70.6	↑2.6
2/22 11:30	73.4	↑2.8
2/22 11:40	76.4	↑3.0
2/22 11:50	79.7	↑3.3
2/22 12:00	83.3	↑3.6
2/22 12:10	87.0	↑3.7
2/22 12:20	91.0	↑4.0
2/22 12:30	95.1	↑4.1
2/22 12:40	99.3	↑4.2
2/22 12:50	103.5	↑4.2
2/22 13:00	107.8	↑4.3
2/22 13:10	112.0	↑4.2
2/22 13:20	116.2	↑4.2
2/22 13:30	120.2	↑4.0
2/22 13:40	124.0	↑3.8
2/22 13:50	127.5	↑3.5
2/22 14:00	130.8	↑3.3
2/22 14:10	133.8	↑3.0
2/22 14:20	136.4	↑2.6
2/22 14:30	138.7	↑2.3
2/22 14:40	140.5	↑1.8
2/22 14:50	142.0	↑1.5
2/22 15:00	143.1	↑1.1
2/22 15:10	143.8	↑0.7
2/22 15:20	144.1	↑0.3	満潮
2/22 15:30	144.0	↓-0.1
2/22 15:40	143.6	↓-0.4
2/22 15:50	142.9	↓-0.7
2/22 16:00	141.9	↓-1.0
2/22 16:10	140.5	↓-1.4
2/22 16:20	138.9	↓-1.6
2/22 16:30	137.0	↓-1.9
2/22 16:40	134.9	↓-2.1
2/22 16:50	132.4	↓-2.5
2/22 17:00	129.7	↓-2.7
2/22 17:10	126.8	↓-2.9
2/22 17:20	123.6	↓-3.2
2/22 17:30	120.1	↓-3.5
2/22 17:40	116.4	↓-3.7
2/22 17:50	112.4	↓-4.0
2/22 18:00	108.2	↓-4.2
2/22 18:10	103.8	↓-4.4
2/22 18:20	99.1	↓-4.7
2/22 18:30	94.3	↓-4.8
2/22 18:40	89.3	↓-5.0
2/22 18:50	84.3	↓-5.0
2/22 19:00	79.1	↓-5.2	最大潮位差
2/22 19:10	74.0	↓-5.1
2/22 19:20	68.8	↓-5.2	最大潮位差
2/22 19:30	63.8	↓-5.0
2/22 19:40	58.9	↓-4.9
2/22 19:50	54.2	↓-4.7
2/22 20:00	49.7	↓-4.5
2/22 20:10	45.4	↓-4.3
2/22 20:20	41.5	↓-3.9
2/22 20:30	37.9	↓-3.6
2/22 20:40	34.7	↓-3.2
2/22 20:50	31.9	↓-2.8
2/22 21:00	29.4	↓-2.5
2/22 21:10	27.3	↓-2.1
2/22 21:20	25.6	↓-1.7
2/22 21:30	24.3	↓-1.3
2/22 21:40	23.3	↓-1.0
2/22 21:50	22.7	↓-0.6
2/22 22:00	22.4	↓-0.3	干潮
2/22 22:10	22.4	0
2/22 22:20	22.8	↑0.4
2/22 22:30	23.4	↑0.6
2/22 22:40	24.4	↑1.0
2/22 22:50	25.6	↑1.2
2/22 23:00	27.2	↑1.6
2/22 23:10	29.0	↑1.8
2/22 23:20	31.1	↑2.1
2/22 23:30	33.5	↑2.4
2/22 23:40	36.2	↑2.7
2/22 23:50	39.3	↑3.1