19 (水)	04:30	09:50	15:28	22:11
	128cm	64cm	141cm	17cm
大潮 出 06:25 入 17:12 出 06:27 入 17:50

苫小牧（北海道）2053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	42.8	↑3.7
2/19 00:10	46.7	↑3.9
2/19 00:20	50.8	↑4.1
2/19 00:30	55.1	↑4.3
2/19 00:40	59.6	↑4.5
2/19 00:50	64.3	↑4.7
2/19 01:00	69.1	↑4.8
2/19 01:10	73.9	↑4.8
2/19 01:20	78.7	↑4.8
2/19 01:30	83.5	↑4.8
2/19 01:40	88.2	↑4.7
2/19 01:50	92.7	↑4.5
2/19 02:00	97.1	↑4.4
2/19 02:10	101.2	↑4.1
2/19 02:20	105.1	↑3.9
2/19 02:30	108.6	↑3.5
2/19 02:40	111.9	↑3.3
2/19 02:50	114.8	↑2.9
2/19 03:00	117.4	↑2.6
2/19 03:10	119.7	↑2.3
2/19 03:20	121.6	↑1.9
2/19 03:30	123.3	↑1.7
2/19 03:40	124.6	↑1.3
2/19 03:50	125.7	↑1.1
2/19 04:00	126.5	↑0.8
2/19 04:10	127.0	↑0.5
2/19 04:20	127.3	↑0.3	満潮
2/19 04:30	127.4	↑0.1	満潮
2/19 04:40	127.3	↓-0.1
2/19 04:50	127.0	↓-0.3
2/19 05:00	126.4	↓-0.6
2/19 05:10	125.6	↓-0.8
2/19 05:20	124.6	↓-1.0
2/19 05:30	123.3	↓-1.3
2/19 05:40	121.9	↓-1.4
2/19 05:50	120.1	↓-1.8
2/19 06:00	118.1	↓-2.0
2/19 06:10	115.9	↓-2.2
2/19 06:20	113.5	↓-2.4
2/19 06:30	110.8	↓-2.7
2/19 06:40	107.9	↓-2.9
2/19 06:50	104.8	↓-3.1
2/19 07:00	101.6	↓-3.2
2/19 07:10	98.3	↓-3.3
2/19 07:20	94.9	↓-3.4
2/19 07:30	91.5	↓-3.4
2/19 07:40	88.1	↓-3.4
2/19 07:50	84.8	↓-3.3
2/19 08:00	81.7	↓-3.1
2/19 08:10	78.7	↓-3.0
2/19 08:20	75.9	↓-2.8
2/19 08:30	73.4	↓-2.5
2/19 08:40	71.1	↓-2.3
2/19 08:50	69.2	↓-1.9
2/19 09:00	67.5	↓-1.7
2/19 09:10	66.2	↓-1.3
2/19 09:20	65.2	↓-1.0
2/19 09:30	64.5	↓-0.7
2/19 09:40	64.1	↓-0.4	干潮
2/19 09:50	64.0	↓-0.1	干潮
2/19 10:00	64.2	↑0.2
2/19 10:10	64.6	↑0.4
2/19 10:20	65.2	↑0.6
2/19 10:30	66.1	↑0.9
2/19 10:40	67.2	↑1.1
2/19 10:50	68.5	↑1.3
2/19 11:00	70.0	↑1.5
2/19 11:10	71.7	↑1.7
2/19 11:20	73.6	↑1.9
2/19 11:30	75.7	↑2.1
2/19 11:40	78.0	↑2.3
2/19 11:50	80.6	↑2.6
2/19 12:00	83.3	↑2.7
2/19 12:10	86.2	↑2.9
2/19 12:20	89.4	↑3.2
2/19 12:30	92.7	↑3.3
2/19 12:40	96.1	↑3.4
2/19 12:50	99.7	↑3.6
2/19 13:00	103.4	↑3.7
2/19 13:10	107.2	↑3.8
2/19 13:20	111.0	↑3.8
2/19 13:30	114.8	↑3.8
2/19 13:40	118.4	↑3.6
2/19 13:50	122.0	↑3.6
2/19 14:00	125.3	↑3.3
2/19 14:10	128.4	↑3.1
2/19 14:20	131.3	↑2.9
2/19 14:30	133.8	↑2.5
2/19 14:40	135.9	↑2.1
2/19 14:50	137.6	↑1.7
2/19 15:00	139.0	↑1.4
2/19 15:10	139.9	↑0.9
2/19 15:20	140.4	↑0.5	満潮
2/19 15:30	140.5	↑0.1
2/19 15:40	140.2	↓-0.3
2/19 15:50	139.5	↓-0.7
2/19 16:00	138.5	↓-1.0
2/19 16:10	137.1	↓-1.4
2/19 16:20	135.4	↓-1.7
2/19 16:30	133.5	↓-1.9
2/19 16:40	131.2	↓-2.3
2/19 16:50	128.7	↓-2.5
2/19 17:00	126.0	↓-2.7
2/19 17:10	123.1	↓-2.9
2/19 17:20	120.0	↓-3.1
2/19 17:30	116.7	↓-3.3
2/19 17:40	113.2	↓-3.5
2/19 17:50	109.5	↓-3.7
2/19 18:00	105.6	↓-3.9
2/19 18:10	101.5	↓-4.1
2/19 18:20	97.3	↓-4.2
2/19 18:30	92.8	↓-4.5
2/19 18:40	88.2	↓-4.6
2/19 18:50	83.5	↓-4.7
2/19 19:00	78.6	↓-4.9
2/19 19:10	73.7	↓-4.9
2/19 19:20	68.7	↓-5.0	最大潮位差
2/19 19:30	63.7	↓-5.0	最大潮位差
2/19 19:40	58.7	↓-5.0	最大潮位差
2/19 19:50	53.8	↓-4.9
2/19 20:00	49.1	↓-4.7
2/19 20:10	44.6	↓-4.5
2/19 20:20	40.3	↓-4.3
2/19 20:30	36.2	↓-4.1
2/19 20:40	32.5	↓-3.7
2/19 20:50	29.2	↓-3.3
2/19 21:00	26.2	↓-3.0
2/19 21:10	23.6	↓-2.6
2/19 21:20	21.5	↓-2.1
2/19 21:30	19.8	↓-1.7
2/19 21:40	18.4	↓-1.4
2/19 21:50	17.5	↓-0.9
2/19 22:00	17.0	↓-0.5
2/19 22:10	16.8	↓-0.2	干潮
2/19 22:20	17.0	↑0.2
2/19 22:30	17.5	↑0.5
2/19 22:40	18.3	↑0.8
2/19 22:50	19.4	↑1.1
2/19 23:00	20.8	↑1.4
2/19 23:10	22.5	↑1.7
2/19 23:20	24.4	↑1.9
2/19 23:30	26.5	↑2.1
2/19 23:40	28.9	↑2.4
2/19 23:50	31.6	↑2.7