18 (水)	01:38	09:14	16:55	20:57
	142cm	13cm	127cm	101cm
大潮 出 03:57 入 19:15 出 19:16 入 02:53 潮干狩り ◎ 07:16～11:21

苫小牧（北海道）2008年06月18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
6/18 00:00	129.6	↑2.0
6/18 00:10	131.6	↑2.0
6/18 00:20	133.4	↑1.8
6/18 00:30	135.2	↑1.8
6/18 00:40	136.8	↑1.6
6/18 00:50	138.2	↑1.4
6/18 01:00	139.3	↑1.1
6/18 01:10	140.3	↑1.0
6/18 01:20	140.9	↑0.6
6/18 01:30	141.3	↑0.4	満潮
6/18 01:40	141.4	↑0.1
6/18 01:50	141.1	↓-0.3
6/18 02:00	140.6	↓-0.5
6/18 02:10	139.8	↓-0.8
6/18 02:20	138.7	↓-1.1
6/18 02:30	137.3	↓-1.4
6/18 02:40	135.6	↓-1.7
6/18 02:50	133.7	↓-1.9
6/18 03:00	131.6	↓-2.1
6/18 03:10	129.2	↓-2.4
6/18 03:20	126.7	↓-2.5
6/18 03:30	124.0	↓-2.7
6/18 03:40	121.1	↓-2.9
6/18 03:50	118.1	↓-3.0
6/18 04:00	114.9	↓-3.2
6/18 04:10	111.5	↓-3.4
6/18 04:20	108.0	↓-3.5
6/18 04:30	104.4	↓-3.6
6/18 04:40	100.6	↓-3.8
6/18 04:50	96.7	↓-3.9
6/18 05:00	92.7	↓-4.0
6/18 05:10	88.5	↓-4.2
6/18 05:20	84.2	↓-4.3
6/18 05:30	79.8	↓-4.4
6/18 05:40	75.3	↓-4.5
6/18 05:50	70.8	↓-4.5
6/18 06:00	66.2	↓-4.6	最大潮位差
6/18 06:10	61.6	↓-4.6	最大潮位差
6/18 06:20	57.1	↓-4.5
6/18 06:30	52.6	↓-4.5
6/18 06:40	48.2	↓-4.4
6/18 06:50	43.9	↓-4.3
6/18 07:00	39.9	↓-4.0
6/18 07:10	36.0	↓-3.9
6/18 07:20	32.4	↓-3.6
6/18 07:30	29.1	↓-3.3
6/18 07:40	26.0	↓-3.1
6/18 07:50	23.3	↓-2.7
6/18 08:00	20.8	↓-2.5
6/18 08:10	18.8	↓-2.0
6/18 08:20	17.0	↓-1.8
6/18 08:30	15.6	↓-1.4
6/18 08:40	14.4	↓-1.2
6/18 08:50	13.6	↓-0.8
6/18 09:00	13.1	↓-0.5
6/18 09:10	12.9	↓-0.2	干潮
6/18 09:20	13.0	↑0.1
6/18 09:30	13.3	↑0.3
6/18 09:40	13.9	↑0.6
6/18 09:50	14.7	↑0.8
6/18 10:00	15.8	↑1.1
6/18 10:10	17.2	↑1.4
6/18 10:20	18.8	↑1.6
6/18 10:30	20.6	↑1.8
6/18 10:40	22.7	↑2.1
6/18 10:50	25.1	↑2.4
6/18 11:00	27.7	↑2.6
6/18 11:10	30.6	↑2.9
6/18 11:20	33.7	↑3.1
6/18 11:30	37.0	↑3.3
6/18 11:40	40.6	↑3.6
6/18 11:50	44.4	↑3.8
6/18 12:00	48.4	↑4.0
6/18 12:10	52.6	↑4.2
6/18 12:20	56.8	↑4.2
6/18 12:30	61.2	↑4.4
6/18 12:40	65.6	↑4.4
6/18 12:50	70.1	↑4.5
6/18 13:00	74.5	↑4.4
6/18 13:10	78.8	↑4.3
6/18 13:20	83.1	↑4.3
6/18 13:30	87.2	↑4.1
6/18 13:40	91.1	↑3.9
6/18 13:50	94.9	↑3.8
6/18 14:00	98.4	↑3.5
6/18 14:10	101.8	↑3.4
6/18 14:20	104.9	↑3.1
6/18 14:30	107.7	↑2.8
6/18 14:40	110.4	↑2.7
6/18 14:50	112.8	↑2.4
6/18 15:00	115.0	↑2.2
6/18 15:10	116.9	↑1.9
6/18 15:20	118.7	↑1.8
6/18 15:30	120.3	↑1.6
6/18 15:40	121.7	↑1.4
6/18 15:50	123.0	↑1.3
6/18 16:00	124.0	↑1.0
6/18 16:10	124.9	↑0.9
6/18 16:20	125.6	↑0.7
6/18 16:30	126.2	↑0.6
6/18 16:40	126.6	↑0.4
6/18 16:50	126.7	↑0.1	満潮
6/18 17:00	126.7	0
6/18 17:10	126.5	↓-0.2
6/18 17:20	126.0	↓-0.5
6/18 17:30	125.4	↓-0.6
6/18 17:40	124.6	↓-0.8
6/18 17:50	123.5	↓-1.1
6/18 18:00	122.3	↓-1.2
6/18 18:10	120.9	↓-1.4
6/18 18:20	119.4	↓-1.5
6/18 18:30	117.8	↓-1.6
6/18 18:40	116.0	↓-1.8
6/18 18:50	114.2	↓-1.8
6/18 19:00	112.4	↓-1.8
6/18 19:10	110.7	↓-1.7
6/18 19:20	109.0	↓-1.7
6/18 19:30	107.3	↓-1.7
6/18 19:40	105.8	↓-1.5
6/18 19:50	104.5	↓-1.3
6/18 20:00	103.3	↓-1.2
6/18 20:10	102.3	↓-1.0
6/18 20:20	101.5	↓-0.8
6/18 20:30	100.9	↓-0.6
6/18 20:40	100.5	↓-0.4
6/18 20:50	100.2	↓-0.3	干潮
6/18 21:00	100.2	0
6/18 21:10	100.4	↑0.2
6/18 21:20	100.7	↑0.3
6/18 21:30	101.2	↑0.5
6/18 21:40	101.8	↑0.6
6/18 21:50	102.5	↑0.7
6/18 22:00	103.3	↑0.8
6/18 22:10	104.3	↑1.0
6/18 22:20	105.3	↑1.0
6/18 22:30	106.5	↑1.2
6/18 22:40	107.8	↑1.3
6/18 22:50	109.1	↑1.3
6/18 23:00	110.6	↑1.5
6/18 23:10	112.1	↑1.5
6/18 23:20	113.8	↑1.7
6/18 23:30	115.6	↑1.8
6/18 23:40	117.5	↑1.9
6/18 23:50	119.5	↑2.0