09 (土)	03:46	10:25	17:00	22:31
	135cm	13cm	125cm	63cm
中潮 出 05:04 入 18:09 出 20:15 入 05:43 潮干狩り ◎ 08:42～12:25

苫小牧（北海道）2050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	73.5	↑2.5
4/9 00:10	76.1	↑2.6
4/9 00:20	78.9	↑2.8
4/9 00:30	81.9	↑3.0
4/9 00:40	85.0	↑3.1
4/9 00:50	88.3	↑3.3
4/9 01:00	91.7	↑3.4
4/9 01:10	95.2	↑3.5
4/9 01:20	98.8	↑3.6
4/9 01:30	102.4	↑3.6
4/9 01:40	106.1	↑3.7
4/9 01:50	109.7	↑3.6
4/9 02:00	113.2	↑3.5
4/9 02:10	116.7	↑3.5
4/9 02:20	119.9	↑3.2
4/9 02:30	122.9	↑3.0
4/9 02:40	125.7	↑2.8
4/9 02:50	128.1	↑2.4
4/9 03:00	130.2	↑2.1
4/9 03:10	131.9	↑1.7
4/9 03:20	133.2	↑1.3
4/9 03:30	134.0	↑0.8
4/9 03:40	134.5	↑0.5	満潮
4/9 03:50	134.4	↓-0.1
4/9 04:00	134.0	↓-0.4
4/9 04:10	133.2	↓-0.8
4/9 04:20	132.0	↓-1.2
4/9 04:30	130.4	↓-1.6
4/9 04:40	128.5	↓-1.9
4/9 04:50	126.3	↓-2.2
4/9 05:00	123.8	↓-2.5
4/9 05:10	121.1	↓-2.7
4/9 05:20	118.2	↓-2.9
4/9 05:30	115.1	↓-3.1
4/9 05:40	111.8	↓-3.3
4/9 05:50	108.3	↓-3.5
4/9 06:00	104.7	↓-3.6
4/9 06:10	101.0	↓-3.7
4/9 06:20	97.1	↓-3.9
4/9 06:30	93.0	↓-4.1
4/9 06:40	88.9	↓-4.1
4/9 06:50	84.6	↓-4.3
4/9 07:00	80.2	↓-4.4
4/9 07:10	75.6	↓-4.6
4/9 07:20	71.0	↓-4.6
4/9 07:30	66.3	↓-4.7
4/9 07:40	61.6	↓-4.7
4/9 07:50	56.8	↓-4.8	最大潮位差
4/9 08:00	52.1	↓-4.7
4/9 08:10	47.5	↓-4.6
4/9 08:20	43.0	↓-4.5
4/9 08:30	38.6	↓-4.4
4/9 08:40	34.5	↓-4.1
4/9 08:50	30.7	↓-3.8
4/9 09:00	27.1	↓-3.6
4/9 09:10	23.9	↓-3.2
4/9 09:20	21.0	↓-2.9
4/9 09:30	18.6	↓-2.4
4/9 09:40	16.6	↓-2.0
4/9 09:50	15.0	↓-1.6
4/9 10:00	13.8	↓-1.2
4/9 10:10	13.0	↓-0.8
4/9 10:20	12.6	↓-0.4	干潮
4/9 10:30	12.7	↑0.1
4/9 10:40	13.1	↑0.4
4/9 10:50	13.8	↑0.7
4/9 11:00	14.9	↑1.1
4/9 11:10	16.2	↑1.3
4/9 11:20	17.8	↑1.6
4/9 11:30	19.7	↑1.9
4/9 11:40	21.8	↑2.1
4/9 11:50	24.1	↑2.3
4/9 12:00	26.7	↑2.6
4/9 12:10	29.5	↑2.8
4/9 12:20	32.5	↑3.0
4/9 12:30	35.6	↑3.1
4/9 12:40	39.0	↑3.4
4/9 12:50	42.7	↑3.7
4/9 13:00	46.5	↑3.8
4/9 13:10	50.5	↑4.0
4/9 13:20	54.7	↑4.2
4/9 13:30	59.0	↑4.3
4/9 13:40	63.6	↑4.6
4/9 13:50	68.2	↑4.6
4/9 14:00	72.9	↑4.7
4/9 14:10	77.6	↑4.7
4/9 14:20	82.3	↑4.7
4/9 14:30	87.0	↑4.7
4/9 14:40	91.5	↑4.5
4/9 14:50	95.9	↑4.4
4/9 15:00	100.1	↑4.2
4/9 15:10	104.0	↑3.9
4/9 15:20	107.7	↑3.7
4/9 15:30	111.0	↑3.3
4/9 15:40	113.9	↑2.9
4/9 15:50	116.5	↑2.6
4/9 16:00	118.7	↑2.2
4/9 16:10	120.5	↑1.8
4/9 16:20	121.9	↑1.4
4/9 16:30	123.0	↑1.1
4/9 16:40	123.7	↑0.7
4/9 16:50	124.1	↑0.4	満潮
4/9 17:00	124.2	↑0.1	満潮
4/9 17:10	124.0	↓-0.2
4/9 17:20	123.6	↓-0.4
4/9 17:30	123.0	↓-0.6
4/9 17:40	122.2	↓-0.8
4/9 17:50	121.1	↓-1.1
4/9 18:00	119.9	↓-1.2
4/9 18:10	118.6	↓-1.3
4/9 18:20	117.1	↓-1.5
4/9 18:30	115.4	↓-1.7
4/9 18:40	113.6	↓-1.8
4/9 18:50	111.6	↓-2.0
4/9 19:00	109.4	↓-2.2
4/9 19:10	107.1	↓-2.3
4/9 19:20	104.6	↓-2.5
4/9 19:30	102.0	↓-2.6
4/9 19:40	99.2	↓-2.8
4/9 19:50	96.3	↓-2.9
4/9 20:00	93.3	↓-3.0
4/9 20:10	90.2	↓-3.1
4/9 20:20	87.1	↓-3.1
4/9 20:30	84.0	↓-3.1
4/9 20:40	81.0	↓-3.0
4/9 20:50	78.1	↓-2.9
4/9 21:00	75.3	↓-2.8
4/9 21:10	72.6	↓-2.7
4/9 21:20	70.2	↓-2.4
4/9 21:30	68.1	↓-2.1
4/9 21:40	66.3	↓-1.8
4/9 21:50	64.7	↓-1.6
4/9 22:00	63.5	↓-1.2
4/9 22:10	62.7	↓-0.8
4/9 22:20	62.2	↓-0.5
4/9 22:30	62.0	↓-0.2	干潮
4/9 22:40	62.2	↑0.2
4/9 22:50	62.6	↑0.4
4/9 23:00	63.4	↑0.8
4/9 23:10	64.4	↑1.0
4/9 23:20	65.7	↑1.3
4/9 23:30	67.1	↑1.4
4/9 23:40	68.8	↑1.7
4/9 23:50	70.6	↑1.8