20 (土)	06:42	00:31	20:27	13:54
	138cm	70cm	93cm	41cm
小潮 出 06:25 入 17:12 出 - 入 09:17

苫小牧（北海道）2044年02月20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
2/20 00:00	70.8	↓-0.8
2/20 00:10	70.2	↓-0.6
2/20 00:20	69.9	↓-0.3
2/20 00:30	69.7	↓-0.2	干潮
2/20 00:40	69.9	↑0.2
2/20 00:50	70.2	↑0.3
2/20 01:00	70.8	↑0.6
2/20 01:10	71.6	↑0.8
2/20 01:20	72.5	↑0.9
2/20 01:30	73.7	↑1.2
2/20 01:40	75.1	↑1.4
2/20 01:50	76.6	↑1.5
2/20 02:00	78.2	↑1.6
2/20 02:10	80.0	↑1.8
2/20 02:20	81.9	↑1.9
2/20 02:30	83.9	↑2.0
2/20 02:40	86.0	↑2.1
2/20 02:50	88.2	↑2.2
2/20 03:00	90.5	↑2.3
2/20 03:10	92.9	↑2.4
2/20 03:20	95.4	↑2.5
2/20 03:30	98.0	↑2.6
2/20 03:40	100.6	↑2.6
2/20 03:50	103.3	↑2.7
2/20 04:00	106.0	↑2.7
2/20 04:10	108.8	↑2.8
2/20 04:20	111.6	↑2.8
2/20 04:30	114.5	↑2.9
2/20 04:40	117.2	↑2.7
2/20 04:50	120.0	↑2.8
2/20 05:00	122.6	↑2.6
2/20 05:10	125.1	↑2.5
2/20 05:20	127.5	↑2.4
2/20 05:30	129.7	↑2.2
2/20 05:40	131.7	↑2.0
2/20 05:50	133.4	↑1.7
2/20 06:00	134.8	↑1.4
2/20 06:10	136.0	↑1.2
2/20 06:20	136.8	↑0.8
2/20 06:30	137.3	↑0.5
2/20 06:40	137.5	↑0.2	満潮
2/20 06:50	137.4	↓-0.1
2/20 07:00	136.9	↓-0.5
2/20 07:10	136.2	↓-0.7
2/20 07:20	135.1	↓-1.1
2/20 07:30	133.8	↓-1.3
2/20 07:40	132.2	↓-1.6
2/20 07:50	130.4	↓-1.8
2/20 08:00	128.4	↓-2.0
2/20 08:10	126.2	↓-2.2
2/20 08:20	123.9	↓-2.3
2/20 08:30	121.4	↓-2.5
2/20 08:40	118.7	↓-2.7
2/20 08:50	116.0	↓-2.7
2/20 09:00	113.1	↓-2.9
2/20 09:10	110.2	↓-2.9
2/20 09:20	107.1	↓-3.1
2/20 09:30	104.0	↓-3.1
2/20 09:40	100.8	↓-3.2
2/20 09:50	97.5	↓-3.3
2/20 10:00	94.2	↓-3.3
2/20 10:10	90.8	↓-3.4
2/20 10:20	87.4	↓-3.4
2/20 10:30	83.9	↓-3.5	最大潮位差
2/20 10:40	80.4	↓-3.5	最大潮位差
2/20 10:50	77.0	↓-3.4
2/20 11:00	73.5	↓-3.5	最大潮位差
2/20 11:10	70.1	↓-3.4
2/20 11:20	66.8	↓-3.3
2/20 11:30	63.7	↓-3.1
2/20 11:40	60.6	↓-3.1
2/20 11:50	57.7	↓-2.9
2/20 12:00	55.0	↓-2.7
2/20 12:10	52.5	↓-2.5
2/20 12:20	50.2	↓-2.3
2/20 12:30	48.2	↓-2.0
2/20 12:40	46.3	↓-1.9
2/20 12:50	44.8	↓-1.5
2/20 13:00	43.5	↓-1.3
2/20 13:10	42.4	↓-1.1
2/20 13:20	41.6	↓-0.8
2/20 13:30	41.0	↓-0.6
2/20 13:40	40.7	↓-0.3
2/20 13:50	40.5	↓-0.2	干潮
2/20 14:00	40.5	0
2/20 14:10	40.8	↑0.3
2/20 14:20	41.1	↑0.3
2/20 14:30	41.7	↑0.6
2/20 14:40	42.3	↑0.6
2/20 14:50	43.2	↑0.9
2/20 15:00	44.1	↑0.9
2/20 15:10	45.2	↑1.1
2/20 15:20	46.4	↑1.2
2/20 15:30	47.7	↑1.3
2/20 15:40	49.1	↑1.4
2/20 15:50	50.7	↑1.6
2/20 16:00	52.4	↑1.7
2/20 16:10	54.2	↑1.8
2/20 16:20	56.2	↑2.0
2/20 16:30	58.2	↑2.0
2/20 16:40	60.3	↑2.1
2/20 16:50	62.5	↑2.2
2/20 17:00	64.8	↑2.3
2/20 17:10	67.0	↑2.2
2/20 17:20	69.4	↑2.4
2/20 17:30	71.6	↑2.2
2/20 17:40	73.9	↑2.3
2/20 17:50	76.1	↑2.2
2/20 18:00	78.2	↑2.1
2/20 18:10	80.2	↑2.0
2/20 18:20	82.1	↑1.9
2/20 18:30	83.8	↑1.7
2/20 18:40	85.3	↑1.5
2/20 18:50	86.7	↑1.4
2/20 19:00	87.9	↑1.2
2/20 19:10	89.0	↑1.1
2/20 19:20	89.9	↑0.9
2/20 19:30	90.6	↑0.7
2/20 19:40	91.1	↑0.5
2/20 19:50	91.5	↑0.4
2/20 20:00	91.8	↑0.3
2/20 20:10	92.0	↑0.2
2/20 20:20	92.1	↑0.1	満潮
2/20 20:30	92.1	0
2/20 20:40	92.1	0
2/20 20:50	91.9	↓-0.2
2/20 21:00	91.8	↓-0.1
2/20 21:10	91.6	↓-0.2
2/20 21:20	91.3	↓-0.3
2/20 21:30	91.0	↓-0.3
2/20 21:40	90.7	↓-0.3
2/20 21:50	90.3	↓-0.4
2/20 22:00	89.9	↓-0.4
2/20 22:10	89.4	↓-0.5
2/20 22:20	88.8	↓-0.6
2/20 22:30	88.2	↓-0.6
2/20 22:40	87.6	↓-0.6
2/20 22:50	86.9	↓-0.7
2/20 23:00	86.2	↓-0.7
2/20 23:10	85.5	↓-0.7
2/20 23:20	84.7	↓-0.8
2/20 23:30	84.0	↓-0.7
2/20 23:40	83.3	↓-0.7
2/20 23:50	82.6	↓-0.7