09 (火)	03:25	09:41	15:54	21:54
	128cm	31cm	131cm	42cm
大潮 出 05:03 入 18:09 出 18:26 入 05:25 潮干狩り ○ 08:56～10:28

苫小牧（北海道）2058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	66.6	↑3.7
4/9 00:10	70.5	↑3.9
4/9 00:20	74.5	↑4.0
4/9 00:30	78.7	↑4.2
4/9 00:40	82.9	↑4.2
4/9 00:50	87.1	↑4.2
4/9 01:00	91.4	↑4.3
4/9 01:10	95.6	↑4.2
4/9 01:20	99.7	↑4.1
4/9 01:30	103.6	↑3.9
4/9 01:40	107.4	↑3.8
4/9 01:50	110.9	↑3.5
4/9 02:00	114.2	↑3.3
4/9 02:10	117.1	↑2.9
4/9 02:20	119.7	↑2.6
4/9 02:30	121.9	↑2.2
4/9 02:40	123.7	↑1.8
4/9 02:50	125.2	↑1.5
4/9 03:00	126.3	↑1.1
4/9 03:10	127.0	↑0.7
4/9 03:20	127.3	↑0.3	満潮
4/9 03:30	127.3	0
4/9 03:40	126.9	↓-0.4
4/9 03:50	126.3	↓-0.6
4/9 04:00	125.3	↓-1.0
4/9 04:10	124.1	↓-1.2
4/9 04:20	122.6	↓-1.5
4/9 04:30	120.9	↓-1.7
4/9 04:40	119.0	↓-1.9
4/9 04:50	116.9	↓-2.1
4/9 05:00	114.5	↓-2.4
4/9 05:10	111.9	↓-2.6
4/9 05:20	109.2	↓-2.7
4/9 05:30	106.2	↓-3.0
4/9 05:40	103.1	↓-3.1
4/9 05:50	99.7	↓-3.4
4/9 06:00	96.2	↓-3.5
4/9 06:10	92.5	↓-3.7
4/9 06:20	88.6	↓-3.9
4/9 06:30	84.6	↓-4.0
4/9 06:40	80.5	↓-4.1
4/9 06:50	76.3	↓-4.2
4/9 07:00	72.0	↓-4.3
4/9 07:10	67.8	↓-4.2
4/9 07:20	63.6	↓-4.2
4/9 07:30	59.5	↓-4.1
4/9 07:40	55.5	↓-4.0
4/9 07:50	51.7	↓-3.8
4/9 08:00	48.2	↓-3.5
4/9 08:10	44.8	↓-3.4
4/9 08:20	41.8	↓-3.0
4/9 08:30	39.1	↓-2.7
4/9 08:40	36.8	↓-2.3
4/9 08:50	34.8	↓-2.0
4/9 09:00	33.2	↓-1.6
4/9 09:10	32.0	↓-1.2
4/9 09:20	31.1	↓-0.9
4/9 09:30	30.6	↓-0.5
4/9 09:40	30.4	↓-0.2	干潮
4/9 09:50	30.6	↑0.2
4/9 10:00	31.1	↑0.5
4/9 10:10	31.8	↑0.7
4/9 10:20	32.9	↑1.1
4/9 10:30	34.2	↑1.3
4/9 10:40	35.8	↑1.6
4/9 10:50	37.6	↑1.8
4/9 11:00	39.7	↑2.1
4/9 11:10	42.0	↑2.3
4/9 11:20	44.5	↑2.5
4/9 11:30	47.3	↑2.8
4/9 11:40	50.2	↑2.9
4/9 11:50	53.4	↑3.2
4/9 12:00	56.9	↑3.5
4/9 12:10	60.5	↑3.6
4/9 12:20	64.4	↑3.9
4/9 12:30	68.4	↑4.0
4/9 12:40	72.6	↑4.2
4/9 12:50	76.9	↑4.3
4/9 13:00	81.3	↑4.4
4/9 13:10	85.8	↑4.5	最大潮位差
4/9 13:20	90.3	↑4.5	最大潮位差
4/9 13:30	94.8	↑4.5	最大潮位差
4/9 13:40	99.1	↑4.3
4/9 13:50	103.4	↑4.3
4/9 14:00	107.4	↑4.0
4/9 14:10	111.2	↑3.8
4/9 14:20	114.8	↑3.6
4/9 14:30	118.0	↑3.2
4/9 14:40	120.9	↑2.9
4/9 14:50	123.4	↑2.5
4/9 15:00	125.6	↑2.2
4/9 15:10	127.3	↑1.7
4/9 15:20	128.7	↑1.4
4/9 15:30	129.7	↑1.0
4/9 15:40	130.3	↑0.6
4/9 15:50	130.6	↑0.3	満潮
4/9 16:00	130.5	↓-0.1
4/9 16:10	130.2	↓-0.3
4/9 16:20	129.5	↓-0.7
4/9 16:30	128.5	↓-1.0
4/9 16:40	127.3	↓-1.2
4/9 16:50	125.8	↓-1.5
4/9 17:00	124.2	↓-1.6
4/9 17:10	122.3	↓-1.9
4/9 17:20	120.1	↓-2.2
4/9 17:30	117.8	↓-2.3
4/9 17:40	115.2	↓-2.6
4/9 17:50	112.5	↓-2.7
4/9 18:00	109.5	↓-3.0
4/9 18:10	106.4	↓-3.1
4/9 18:20	103.0	↓-3.4
4/9 18:30	99.5	↓-3.5
4/9 18:40	95.8	↓-3.7
4/9 18:50	92.0	↓-3.8
4/9 19:00	88.0	↓-4.0
4/9 19:10	84.0	↓-4.0
4/9 19:20	79.9	↓-4.1
4/9 19:30	75.8	↓-4.1
4/9 19:40	71.8	↓-4.0
4/9 19:50	67.8	↓-4.0
4/9 20:00	64.0	↓-3.8
4/9 20:10	60.4	↓-3.6
4/9 20:20	56.9	↓-3.5
4/9 20:30	53.8	↓-3.1
4/9 20:40	50.9	↓-2.9
4/9 20:50	48.4	↓-2.5
4/9 21:00	46.3	↓-2.1
4/9 21:10	44.5	↓-1.8
4/9 21:20	43.1	↓-1.4
4/9 21:30	42.1	↓-1.0
4/9 21:40	41.4	↓-0.7
4/9 21:50	41.1	↓-0.3	干潮
4/9 22:00	41.2	↑0.1
4/9 22:10	41.6	↑0.4
4/9 22:20	42.3	↑0.7
4/9 22:30	43.3	↑1.0
4/9 22:40	44.6	↑1.3
4/9 22:50	46.1	↑1.5
4/9 23:00	47.9	↑1.8
4/9 23:10	49.9	↑2.0
4/9 23:20	52.1	↑2.2
4/9 23:30	54.6	↑2.5
4/9 23:40	57.2	↑2.6
4/9 23:50	60.0	↑2.8