09 (日)	02:00	08:01	14:01	20:13
	118cm	47cm	124cm	41cm
中潮 出 05:04 入 18:09 出 03:39 入 15:57

苫小牧（北海道）2051年04月09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
4/9 00:00	100.2	↑2.8
4/9 00:10	103.0	↑2.8
4/9 00:20	105.5	↑2.5
4/9 00:30	107.8	↑2.3
4/9 00:40	109.8	↑2.0
4/9 00:50	111.6	↑1.8
4/9 01:00	113.2	↑1.6
4/9 01:10	114.5	↑1.3
4/9 01:20	115.5	↑1.0
4/9 01:30	116.3	↑0.8
4/9 01:40	116.8	↑0.5
4/9 01:50	117.2	↑0.4	満潮
4/9 02:00	117.2	0	満潮
4/9 02:10	117.1	↓-0.1
4/9 02:20	116.8	↓-0.3
4/9 02:30	116.2	↓-0.6
4/9 02:40	115.4	↓-0.8
4/9 02:50	114.5	↓-0.9
4/9 03:00	113.3	↓-1.2
4/9 03:10	112.0	↓-1.3
4/9 03:20	110.4	↓-1.6
4/9 03:30	108.6	↓-1.8
4/9 03:40	106.7	↓-1.9
4/9 03:50	104.5	↓-2.2
4/9 04:00	102.2	↓-2.3
4/9 04:10	99.6	↓-2.6
4/9 04:20	96.9	↓-2.7
4/9 04:30	94.1	↓-2.8
4/9 04:40	91.0	↓-3.1
4/9 04:50	87.9	↓-3.1
4/9 05:00	84.7	↓-3.2
4/9 05:10	81.4	↓-3.3
4/9 05:20	78.1	↓-3.3
4/9 05:30	74.8	↓-3.3
4/9 05:40	71.5	↓-3.3
4/9 05:50	68.3	↓-3.2
4/9 06:00	65.2	↓-3.1
4/9 06:10	62.3	↓-2.9
4/9 06:20	59.6	↓-2.7
4/9 06:30	57.0	↓-2.6
4/9 06:40	54.8	↓-2.2
4/9 06:50	52.7	↓-2.1
4/9 07:00	50.9	↓-1.8
4/9 07:10	49.4	↓-1.5
4/9 07:20	48.2	↓-1.2
4/9 07:30	47.3	↓-0.9
4/9 07:40	46.6	↓-0.7
4/9 07:50	46.2	↓-0.4
4/9 08:00	46.1	↓-0.1	干潮
4/9 08:10	46.2	↑0.1
4/9 08:20	46.6	↑0.4
4/9 08:30	47.2	↑0.6
4/9 08:40	48.1	↑0.9
4/9 08:50	49.2	↑1.1
4/9 09:00	50.5	↑1.3
4/9 09:10	52.0	↑1.5
4/9 09:20	53.7	↑1.7
4/9 09:30	55.7	↑2.0
4/9 09:40	57.8	↑2.1
4/9 09:50	60.2	↑2.4
4/9 10:00	62.7	↑2.5
4/9 10:10	65.5	↑2.8
4/9 10:20	68.4	↑2.9
4/9 10:30	71.5	↑3.1
4/9 10:40	74.8	↑3.3
4/9 10:50	78.1	↑3.3
4/9 11:00	81.6	↑3.5
4/9 11:10	85.1	↑3.5
4/9 11:20	88.7	↑3.6
4/9 11:30	92.3	↑3.6
4/9 11:40	95.8	↑3.5
4/9 11:50	99.2	↑3.4
4/9 12:00	102.5	↑3.3
4/9 12:10	105.7	↑3.2
4/9 12:20	108.7	↑3.0
4/9 12:30	111.4	↑2.7
4/9 12:40	113.9	↑2.5
4/9 12:50	116.2	↑2.3
4/9 13:00	118.1	↑1.9
4/9 13:10	119.7	↑1.6
4/9 13:20	121.1	↑1.4
4/9 13:30	122.1	↑1.0
4/9 13:40	122.8	↑0.7
4/9 13:50	123.2	↑0.4
4/9 14:00	123.4	↑0.2	満潮
4/9 14:10	123.2	↓-0.2
4/9 14:20	122.8	↓-0.4
4/9 14:30	122.2	↓-0.6
4/9 14:40	121.3	↓-0.9
4/9 14:50	120.2	↓-1.1
4/9 15:00	118.8	↓-1.4
4/9 15:10	117.3	↓-1.5
4/9 15:20	115.5	↓-1.8
4/9 15:30	113.6	↓-1.9
4/9 15:40	111.4	↓-2.2
4/9 15:50	109.1	↓-2.3
4/9 16:00	106.5	↓-2.6
4/9 16:10	103.8	↓-2.7
4/9 16:20	100.9	↓-2.9
4/9 16:30	97.9	↓-3.0
4/9 16:40	94.6	↓-3.3
4/9 16:50	91.3	↓-3.3
4/9 17:00	87.8	↓-3.5
4/9 17:10	84.2	↓-3.6
4/9 17:20	80.5	↓-3.7
4/9 17:30	76.9	↓-3.6
4/9 17:40	73.2	↓-3.7
4/9 17:50	69.6	↓-3.6
4/9 18:00	66.0	↓-3.6
4/9 18:10	62.6	↓-3.4
4/9 18:20	59.3	↓-3.3
4/9 18:30	56.2	↓-3.1
4/9 18:40	53.4	↓-2.8
4/9 18:50	50.8	↓-2.6
4/9 19:00	48.5	↓-2.3
4/9 19:10	46.4	↓-2.1
4/9 19:20	44.7	↓-1.7
4/9 19:30	43.3	↓-1.4
4/9 19:40	42.2	↓-1.1
4/9 19:50	41.4	↓-0.8
4/9 20:00	40.9	↓-0.5
4/9 20:10	40.7	↓-0.2	干潮
4/9 20:20	40.8	↑0.1
4/9 20:30	41.1	↑0.3
4/9 20:40	41.7	↑0.6
4/9 20:50	42.6	↑0.9
4/9 21:00	43.6	↑1.0
4/9 21:10	44.9	↑1.3
4/9 21:20	46.4	↑1.5
4/9 21:30	48.2	↑1.8
4/9 21:40	50.1	↑1.9
4/9 21:50	52.2	↑2.1
4/9 22:00	54.5	↑2.3
4/9 22:10	57.0	↑2.5
4/9 22:20	59.7	↑2.7
4/9 22:30	62.6	↑2.9
4/9 22:40	65.7	↑3.1
4/9 22:50	69.0	↑3.3
4/9 23:00	72.4	↑3.4
4/9 23:10	75.9	↑3.5
4/9 23:20	79.5	↑3.6
4/9 23:30	83.2	↑3.7
4/9 23:40	87.0	↑3.8	最大潮位差
4/9 23:50	90.7	↑3.7