10 (火)	00:39	05:01	09:01	17:31
	101cm	93cm	102cm	46cm
長潮 出 05:02 入 18:10 出 02:04 入 12:02

苫小牧（北海道）2018年04月10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
4/10 00:00	100.2	↑0.4
4/10 00:10	100.5	↑0.3
4/10 00:20	100.7	↑0.2
4/10 00:30	100.8	↑0.1	満潮
4/10 00:40	100.9	↑0.1
4/10 00:50	100.8	↓-0.1
4/10 01:00	100.7	↓-0.1
4/10 01:10	100.4	↓-0.3
4/10 01:20	100.2	↓-0.2
4/10 01:30	99.8	↓-0.4
4/10 01:40	99.4	↓-0.4
4/10 01:50	99.0	↓-0.4
4/10 02:00	98.6	↓-0.4
4/10 02:10	98.1	↓-0.5
4/10 02:20	97.6	↓-0.5
4/10 02:30	97.1	↓-0.5
4/10 02:40	96.7	↓-0.4
4/10 02:50	96.2	↓-0.5
4/10 03:00	95.7	↓-0.5
4/10 03:10	95.3	↓-0.4
4/10 03:20	94.8	↓-0.5
4/10 03:30	94.4	↓-0.4
4/10 03:40	94.1	↓-0.3
4/10 03:50	93.7	↓-0.4
4/10 04:00	93.4	↓-0.3
4/10 04:10	93.1	↓-0.3
4/10 04:20	92.9	↓-0.2
4/10 04:30	92.7	↓-0.2
4/10 04:40	92.6	↓-0.1
4/10 04:50	92.5	↓-0.1
4/10 05:00	92.5	0	干潮
4/10 05:10	92.5	0
4/10 05:20	92.6	↑0.1
4/10 05:30	92.8	↑0.2
4/10 05:40	93.0	↑0.2
4/10 05:50	93.3	↑0.3
4/10 06:00	93.6	↑0.3
4/10 06:10	94.0	↑0.4
4/10 06:20	94.5	↑0.5
4/10 06:30	95.0	↑0.5
4/10 06:40	95.6	↑0.6
4/10 06:50	96.1	↑0.5
4/10 07:00	96.8	↑0.7
4/10 07:10	97.4	↑0.6
4/10 07:20	98.0	↑0.6
4/10 07:30	98.6	↑0.6
4/10 07:40	99.2	↑0.6
4/10 07:50	99.7	↑0.5
4/10 08:00	100.2	↑0.5
4/10 08:10	100.7	↑0.5
4/10 08:20	101.0	↑0.3
4/10 08:30	101.3	↑0.3
4/10 08:40	101.5	↑0.2
4/10 08:50	101.7	↑0.2
4/10 09:00	101.7	0	満潮
4/10 09:10	101.7	0
4/10 09:20	101.6	↓-0.1
4/10 09:30	101.3	↓-0.3
4/10 09:40	101.0	↓-0.3
4/10 09:50	100.6	↓-0.4
4/10 10:00	100.1	↓-0.5
4/10 10:10	99.6	↓-0.5
4/10 10:20	98.9	↓-0.7
4/10 10:30	98.2	↓-0.7
4/10 10:40	97.4	↓-0.8
4/10 10:50	96.5	↓-0.9
4/10 11:00	95.6	↓-0.9
4/10 11:10	94.6	↓-1.0
4/10 11:20	93.5	↓-1.1
4/10 11:30	92.3	↓-1.2
4/10 11:40	91.1	↓-1.2
4/10 11:50	89.8	↓-1.3
4/10 12:00	88.5	↓-1.3
4/10 12:10	87.1	↓-1.4
4/10 12:20	85.6	↓-1.5
4/10 12:30	84.1	↓-1.5
4/10 12:40	82.5	↓-1.6
4/10 12:50	80.9	↓-1.6
4/10 13:00	79.2	↓-1.7
4/10 13:10	77.5	↓-1.7
4/10 13:20	75.8	↓-1.7
4/10 13:30	74.0	↓-1.8
4/10 13:40	72.2	↓-1.8
4/10 13:50	70.4	↓-1.8
4/10 14:00	68.7	↓-1.7
4/10 14:10	66.9	↓-1.8
4/10 14:20	65.1	↓-1.8
4/10 14:30	63.4	↓-1.7
4/10 14:40	61.7	↓-1.7
4/10 14:50	60.1	↓-1.6
4/10 15:00	58.5	↓-1.6
4/10 15:10	56.9	↓-1.6
4/10 15:20	55.4	↓-1.5
4/10 15:30	54.0	↓-1.4
4/10 15:40	52.7	↓-1.3
4/10 15:50	51.5	↓-1.2
4/10 16:00	50.3	↓-1.2
4/10 16:10	49.3	↓-1.0
4/10 16:20	48.4	↓-0.9
4/10 16:30	47.5	↓-0.9
4/10 16:40	46.8	↓-0.7
4/10 16:50	46.2	↓-0.6
4/10 17:00	45.8	↓-0.4
4/10 17:10	45.4	↓-0.4
4/10 17:20	45.2	↓-0.2
4/10 17:30	45.1	↓-0.1	干潮
4/10 17:40	45.2	↑0.1
4/10 17:50	45.4	↑0.2
4/10 18:00	45.8	↑0.4
4/10 18:10	46.2	↑0.4
4/10 18:20	46.8	↑0.6
4/10 18:30	47.6	↑0.8
4/10 18:40	48.5	↑0.9
4/10 18:50	49.5	↑1.0
4/10 19:00	50.6	↑1.1
4/10 19:10	51.9	↑1.3
4/10 19:20	53.2	↑1.3
4/10 19:30	54.7	↑1.5
4/10 19:40	56.3	↑1.6
4/10 19:50	57.9	↑1.6
4/10 20:00	59.6	↑1.7
4/10 20:10	61.4	↑1.8
4/10 20:20	63.3	↑1.9
4/10 20:30	65.2	↑1.9
4/10 20:40	67.2	↑2.0
4/10 20:50	69.1	↑1.9
4/10 21:00	71.1	↑2.0
4/10 21:10	73.2	↑2.1	最大潮位差
4/10 21:20	75.2	↑2.0
4/10 21:30	77.2	↑2.0
4/10 21:40	79.2	↑2.0
4/10 21:50	81.2	↑2.0
4/10 22:00	83.1	↑1.9
4/10 22:10	85.0	↑1.9
4/10 22:20	86.9	↑1.9
4/10 22:30	88.7	↑1.8
4/10 22:40	90.4	↑1.7
4/10 22:50	92.1	↑1.7
4/10 23:00	93.7	↑1.6
4/10 23:10	95.3	↑1.6
4/10 23:20	96.7	↑1.4
4/10 23:30	98.1	↑1.4
4/10 23:40	99.4	↑1.3
4/10 23:50	100.5	↑1.1