19 (日)	05:04	10:47	16:30	22:56
	130cm	55cm	137cm	27cm
中潮 出 06:25 入 17:12 出 07:12 入 19:30

苫小牧（北海道）2045年02月19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
2/19 00:00	31.3	↑2.4
2/19 00:10	33.9	↑2.6
2/19 00:20	36.8	↑2.9
2/19 00:30	39.9	↑3.1
2/19 00:40	43.3	↑3.4
2/19 00:50	47.0	↑3.7
2/19 01:00	50.8	↑3.8
2/19 01:10	54.9	↑4.1
2/19 01:20	59.2	↑4.3
2/19 01:30	63.6	↑4.4
2/19 01:40	68.2	↑4.6
2/19 01:50	72.9	↑4.7
2/19 02:00	77.7	↑4.8	最大潮位差
2/19 02:10	82.4	↑4.7
2/19 02:20	87.2	↑4.8	最大潮位差
2/19 02:30	91.8	↑4.6
2/19 02:40	96.4	↑4.6
2/19 02:50	100.7	↑4.3
2/19 03:00	104.9	↑4.2
2/19 03:10	108.8	↑3.9
2/19 03:20	112.4	↑3.6
2/19 03:30	115.6	↑3.2
2/19 03:40	118.5	↑2.9
2/19 03:50	121.1	↑2.6
2/19 04:00	123.3	↑2.2
2/19 04:10	125.2	↑1.9
2/19 04:20	126.7	↑1.5
2/19 04:30	127.8	↑1.1
2/19 04:40	128.6	↑0.8
2/19 04:50	129.1	↑0.5
2/19 05:00	129.4	↑0.3	満潮
2/19 05:10	129.3	↓-0.1
2/19 05:20	129.0	↓-0.3
2/19 05:30	128.4	↓-0.6
2/19 05:40	127.6	↓-0.8
2/19 05:50	126.6	↓-1.0
2/19 06:00	125.4	↓-1.2
2/19 06:10	124.0	↓-1.4
2/19 06:20	122.3	↓-1.7
2/19 06:30	120.4	↓-1.9
2/19 06:40	118.3	↓-2.1
2/19 06:50	116.0	↓-2.3
2/19 07:00	113.4	↓-2.6
2/19 07:10	110.7	↓-2.7
2/19 07:20	107.7	↓-3.0
2/19 07:30	104.6	↓-3.1
2/19 07:40	101.2	↓-3.4
2/19 07:50	97.8	↓-3.4
2/19 08:00	94.2	↓-3.6
2/19 08:10	90.6	↓-3.6
2/19 08:20	86.9	↓-3.7
2/19 08:30	83.3	↓-3.6
2/19 08:40	79.7	↓-3.6
2/19 08:50	76.2	↓-3.5
2/19 09:00	72.9	↓-3.3
2/19 09:10	69.8	↓-3.1
2/19 09:20	66.9	↓-2.9
2/19 09:30	64.3	↓-2.6
2/19 09:40	61.9	↓-2.4
2/19 09:50	59.9	↓-2.0
2/19 10:00	58.2	↓-1.7
2/19 10:10	56.9	↓-1.3
2/19 10:20	55.9	↓-1.0
2/19 10:30	55.2	↓-0.7
2/19 10:40	54.9	↓-0.3	干潮
2/19 10:50	54.8	↓-0.1
2/19 11:00	55.1	↑0.3
2/19 11:10	55.7	↑0.6
2/19 11:20	56.5	↑0.8
2/19 11:30	57.5	↑1.0
2/19 11:40	58.9	↑1.4
2/19 11:50	60.4	↑1.5
2/19 12:00	62.2	↑1.8
2/19 12:10	64.1	↑1.9
2/19 12:20	66.3	↑2.2
2/19 12:30	68.7	↑2.4
2/19 12:40	71.3	↑2.6
2/19 12:50	74.1	↑2.8
2/19 13:00	77.1	↑3.0
2/19 13:10	80.2	↑3.1
2/19 13:20	83.6	↑3.4
2/19 13:30	87.1	↑3.5
2/19 13:40	90.8	↑3.7
2/19 13:50	94.6	↑3.8
2/19 14:00	98.5	↑3.9
2/19 14:10	102.4	↑3.9
2/19 14:20	106.3	↑3.9
2/19 14:30	110.2	↑3.9
2/19 14:40	113.9	↑3.7
2/19 14:50	117.6	↑3.7
2/19 15:00	121.0	↑3.4
2/19 15:10	124.2	↑3.2
2/19 15:20	127.1	↑2.9
2/19 15:30	129.7	↑2.6
2/19 15:40	131.9	↑2.2
2/19 15:50	133.7	↑1.8
2/19 16:00	135.2	↑1.5
2/19 16:10	136.2	↑1.0
2/19 16:20	136.8	↑0.6	満潮
2/19 16:30	137.0	↑0.2	満潮
2/19 16:40	136.7	↓-0.3
2/19 16:50	136.1	↓-0.6
2/19 17:00	135.2	↓-0.9
2/19 17:10	133.9	↓-1.3
2/19 17:20	132.2	↓-1.7
2/19 17:30	130.3	↓-1.9
2/19 17:40	128.1	↓-2.2
2/19 17:50	125.7	↓-2.4
2/19 18:00	123.1	↓-2.6
2/19 18:10	120.2	↓-2.9
2/19 18:20	117.2	↓-3.0
2/19 18:30	113.9	↓-3.3
2/19 18:40	110.5	↓-3.4
2/19 18:50	107.0	↓-3.5
2/19 19:00	103.3	↓-3.7
2/19 19:10	99.4	↓-3.9
2/19 19:20	95.3	↓-4.1
2/19 19:30	91.2	↓-4.1
2/19 19:40	86.9	↓-4.3
2/19 19:50	82.5	↓-4.4
2/19 20:00	78.1	↓-4.4
2/19 20:10	73.6	↓-4.5
2/19 20:20	69.1	↓-4.5
2/19 20:30	64.6	↓-4.5
2/19 20:40	60.2	↓-4.4
2/19 20:50	55.8	↓-4.4
2/19 21:00	51.7	↓-4.1
2/19 21:10	47.7	↓-4.0
2/19 21:20	44.0	↓-3.7
2/19 21:30	40.6	↓-3.4
2/19 21:40	37.5	↓-3.1
2/19 21:50	34.8	↓-2.7
2/19 22:00	32.4	↓-2.4
2/19 22:10	30.4	↓-2.0
2/19 22:20	28.8	↓-1.6
2/19 22:30	27.7	↓-1.1
2/19 22:40	26.9	↓-0.8
2/19 22:50	26.5	↓-0.4	干潮
2/19 23:00	26.5	0
2/19 23:10	26.9	↑0.4
2/19 23:20	27.6	↑0.7
2/19 23:30	28.6	↑1.0
2/19 23:40	29.9	↑1.3
2/19 23:50	31.5	↑1.6