01 (日)	02:39	07:51	13:16	20:13
	116cm	75cm	120cm	30cm
中潮 出 05:17 入 18:01 出 04:16 入 14:52

苫小牧（北海道）2057年04月01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
4/1 00:00	91.9	↑2.8
4/1 00:10	94.6	↑2.7
4/1 00:20	97.1	↑2.5
4/1 00:30	99.6	↑2.5
4/1 00:40	101.8	↑2.2
4/1 00:50	103.9	↑2.1
4/1 01:00	105.8	↑1.9
4/1 01:10	107.6	↑1.8
4/1 01:20	109.2	↑1.6
4/1 01:30	110.6	↑1.4
4/1 01:40	111.8	↑1.2
4/1 01:50	112.9	↑1.1
4/1 02:00	113.7	↑0.8
4/1 02:10	114.4	↑0.7
4/1 02:20	114.9	↑0.5
4/1 02:30	115.1	↑0.2	満潮
4/1 02:40	115.2	↑0.1
4/1 02:50	115.0	↓-0.2
4/1 03:00	114.7	↓-0.3
4/1 03:10	114.1	↓-0.6
4/1 03:20	113.3	↓-0.8
4/1 03:30	112.3	↓-1.0
4/1 03:40	111.1	↓-1.2
4/1 03:50	109.7	↓-1.4
4/1 04:00	108.2	↓-1.5
4/1 04:10	106.5	↓-1.7
4/1 04:20	104.7	↓-1.8
4/1 04:30	102.7	↓-2.0
4/1 04:40	100.7	↓-2.0
4/1 04:50	98.6	↓-2.1
4/1 05:00	96.5	↓-2.1
4/1 05:10	94.3	↓-2.2
4/1 05:20	92.2	↓-2.1
4/1 05:30	90.2	↓-2.0
4/1 05:40	88.2	↓-2.0
4/1 05:50	86.3	↓-1.9
4/1 06:00	84.5	↓-1.8
4/1 06:10	82.8	↓-1.7
4/1 06:20	81.2	↓-1.6
4/1 06:30	79.8	↓-1.4
4/1 06:40	78.6	↓-1.2
4/1 06:50	77.5	↓-1.1
4/1 07:00	76.6	↓-0.9
4/1 07:10	75.9	↓-0.7
4/1 07:20	75.3	↓-0.6
4/1 07:30	74.9	↓-0.4
4/1 07:40	74.6	↓-0.3
4/1 07:50	74.6	0	干潮
4/1 08:00	74.7	↑0.1
4/1 08:10	74.9	↑0.2
4/1 08:20	75.3	↑0.4
4/1 08:30	75.9	↑0.6
4/1 08:40	76.7	↑0.8
4/1 08:50	77.6	↑0.9
4/1 09:00	78.7	↑1.1
4/1 09:10	80.0	↑1.3
4/1 09:20	81.4	↑1.4
4/1 09:30	83.0	↑1.6
4/1 09:40	84.7	↑1.7
4/1 09:50	86.5	↑1.8
4/1 10:00	88.5	↑2.0
4/1 10:10	90.5	↑2.0
4/1 10:20	92.7	↑2.2
4/1 10:30	94.9	↑2.2
4/1 10:40	97.1	↑2.2
4/1 10:50	99.4	↑2.3
4/1 11:00	101.6	↑2.2
4/1 11:10	103.8	↑2.2
4/1 11:20	106.0	↑2.2
4/1 11:30	108.0	↑2.0
4/1 11:40	109.9	↑1.9
4/1 11:50	111.7	↑1.8
4/1 12:00	113.3	↑1.6
4/1 12:10	114.7	↑1.4
4/1 12:20	116.0	↑1.3
4/1 12:30	117.0	↑1.0
4/1 12:40	117.8	↑0.8
4/1 12:50	118.5	↑0.7
4/1 13:00	118.9	↑0.4
4/1 13:10	119.1	↑0.2	満潮
4/1 13:20	119.1	0
4/1 13:30	118.9	↓-0.2
4/1 13:40	118.5	↓-0.4
4/1 13:50	117.9	↓-0.6
4/1 14:00	117.1	↓-0.8
4/1 14:10	116.2	↓-0.9
4/1 14:20	115.0	↓-1.2
4/1 14:30	113.6	↓-1.4
4/1 14:40	112.0	↓-1.6
4/1 14:50	110.2	↓-1.8
4/1 15:00	108.3	↓-1.9
4/1 15:10	106.1	↓-2.2
4/1 15:20	103.7	↓-2.4
4/1 15:30	101.2	↓-2.5
4/1 15:40	98.5	↓-2.7
4/1 15:50	95.6	↓-2.9
4/1 16:00	92.5	↓-3.1
4/1 16:10	89.3	↓-3.2
4/1 16:20	85.9	↓-3.4
4/1 16:30	82.5	↓-3.4
4/1 16:40	78.9	↓-3.6
4/1 16:50	75.3	↓-3.6
4/1 17:00	71.7	↓-3.6
4/1 17:10	68.1	↓-3.6
4/1 17:20	64.5	↓-3.6
4/1 17:30	60.9	↓-3.6
4/1 17:40	57.5	↓-3.4
4/1 17:50	54.2	↓-3.3
4/1 18:00	51.0	↓-3.2
4/1 18:10	48.0	↓-3.0
4/1 18:20	45.2	↓-2.8
4/1 18:30	42.7	↓-2.5
4/1 18:40	40.3	↓-2.4
4/1 18:50	38.2	↓-2.1
4/1 19:00	36.3	↓-1.9
4/1 19:10	34.7	↓-1.6
4/1 19:20	33.3	↓-1.4
4/1 19:30	32.1	↓-1.2
4/1 19:40	31.2	↓-0.9
4/1 19:50	30.6	↓-0.6
4/1 20:00	30.1	↓-0.5
4/1 20:10	30.0	↓-0.1	干潮
4/1 20:20	30.1	↑0.1
4/1 20:30	30.4	↑0.3
4/1 20:40	30.9	↑0.5
4/1 20:50	31.7	↑0.8
4/1 21:00	32.8	↑1.1
4/1 21:10	34.1	↑1.3
4/1 21:20	35.6	↑1.5
4/1 21:30	37.4	↑1.8
4/1 21:40	39.4	↑2.0
4/1 21:50	41.7	↑2.3
4/1 22:00	44.2	↑2.5
4/1 22:10	46.9	↑2.7
4/1 22:20	49.9	↑3.0
4/1 22:30	53.0	↑3.1
4/1 22:40	56.3	↑3.3
4/1 22:50	59.7	↑3.4
4/1 23:00	63.3	↑3.6
4/1 23:10	66.9	↑3.6
4/1 23:20	70.6	↑3.7	最大潮位差
4/1 23:30	74.3	↑3.7	最大潮位差
4/1 23:40	78.0	↑3.7	最大潮位差
4/1 23:50	81.7	↑3.7	最大潮位差