20 (月)	01:54	08:43	15:18	20:53
	140cm	23cm	133cm	65cm
大潮 出 05:19 入 17:37 出 03:45 入 17:21 潮干狩り ○ 07:22～10:09

苫小牧（北海道）2055年09月20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
9/20 00:00	120.8	↑2.9
9/20 00:10	123.6	↑2.8
9/20 00:20	126.3	↑2.7
9/20 00:30	128.7	↑2.4
9/20 00:40	131.0	↑2.3
9/20 00:50	133.1	↑2.1
9/20 01:00	134.9	↑1.8
9/20 01:10	136.4	↑1.5
9/20 01:20	137.5	↑1.1
9/20 01:30	138.4	↑0.9
9/20 01:40	139.0	↑0.6
9/20 01:50	139.2	↑0.2	満潮
9/20 02:00	139.1	↓-0.1
9/20 02:10	138.8	↓-0.3
9/20 02:20	138.1	↓-0.7
9/20 02:30	137.1	↓-1.0
9/20 02:40	135.9	↓-1.2
9/20 02:50	134.4	↓-1.5
9/20 03:00	132.6	↓-1.8
9/20 03:10	130.7	↓-1.9
9/20 03:20	128.4	↓-2.3
9/20 03:30	126.0	↓-2.4
9/20 03:40	123.3	↓-2.7
9/20 03:50	120.5	↓-2.8
9/20 04:00	117.4	↓-3.1
9/20 04:10	114.1	↓-3.3
9/20 04:20	110.6	↓-3.5
9/20 04:30	106.8	↓-3.8
9/20 04:40	102.9	↓-3.9
9/20 04:50	98.8	↓-4.1
9/20 05:00	94.5	↓-4.3
9/20 05:10	90.1	↓-4.4
9/20 05:20	85.5	↓-4.6
9/20 05:30	80.8	↓-4.7
9/20 05:40	76.1	↓-4.7
9/20 05:50	71.3	↓-4.8	最大潮位差
9/20 06:00	66.6	↓-4.7
9/20 06:10	61.9	↓-4.7
9/20 06:20	57.3	↓-4.6
9/20 06:30	52.8	↓-4.5
9/20 06:40	48.6	↓-4.2
9/20 06:50	44.5	↓-4.1
9/20 07:00	40.8	↓-3.7
9/20 07:10	37.3	↓-3.5
9/20 07:20	34.2	↓-3.1
9/20 07:30	31.4	↓-2.8
9/20 07:40	28.9	↓-2.5
9/20 07:50	26.9	↓-2.0
9/20 08:00	25.2	↓-1.7
9/20 08:10	23.9	↓-1.3
9/20 08:20	23.0	↓-0.9
9/20 08:30	22.4	↓-0.6
9/20 08:40	22.2	↓-0.2	干潮
9/20 08:50	22.3	↑0.1
9/20 09:00	22.7	↑0.4
9/20 09:10	23.5	↑0.8
9/20 09:20	24.5	↑1.0
9/20 09:30	25.9	↑1.4
9/20 09:40	27.5	↑1.6
9/20 09:50	29.5	↑2.0
9/20 10:00	31.7	↑2.2
9/20 10:10	34.2	↑2.5
9/20 10:20	36.9	↑2.7
9/20 10:30	40.0	↑3.1
9/20 10:40	43.2	↑3.2
9/20 10:50	46.8	↑3.6
9/20 11:00	50.6	↑3.8
9/20 11:10	54.6	↑4.0
9/20 11:20	58.8	↑4.2
9/20 11:30	63.2	↑4.4
9/20 11:40	67.8	↑4.6
9/20 11:50	72.4	↑4.6
9/20 12:00	77.2	↑4.8	最大潮位差
9/20 12:10	81.9	↑4.7
9/20 12:20	86.6	↑4.7
9/20 12:30	91.3	↑4.7
9/20 12:40	95.9	↑4.6
9/20 12:50	100.3	↑4.4
9/20 13:00	104.5	↑4.2
9/20 13:10	108.5	↑4.0
9/20 13:20	112.2	↑3.7
9/20 13:30	115.6	↑3.4
9/20 13:40	118.7	↑3.1
9/20 13:50	121.5	↑2.8
9/20 14:00	124.0	↑2.5
9/20 14:10	126.1	↑2.1
9/20 14:20	127.9	↑1.8
9/20 14:30	129.3	↑1.4
9/20 14:40	130.5	↑1.2
9/20 14:50	131.4	↑0.9
9/20 15:00	131.9	↑0.5
9/20 15:10	132.2	↑0.3	満潮
9/20 15:20	132.3	↑0.1
9/20 15:30	132.1	↓-0.2
9/20 15:40	131.7	↓-0.4
9/20 15:50	131.0	↓-0.7
9/20 16:00	130.1	↓-0.9
9/20 16:10	129.0	↓-1.1
9/20 16:20	127.7	↓-1.3
9/20 16:30	126.1	↓-1.6
9/20 16:40	124.3	↓-1.8
9/20 16:50	122.3	↓-2.0
9/20 17:00	120.0	↓-2.3
9/20 17:10	117.5	↓-2.5
9/20 17:20	114.9	↓-2.6
9/20 17:30	112.0	↓-2.9
9/20 17:40	109.0	↓-3.0
9/20 17:50	105.8	↓-3.2
9/20 18:00	102.5	↓-3.3
9/20 18:10	99.1	↓-3.4
9/20 18:20	95.7	↓-3.4
9/20 18:30	92.3	↓-3.4
9/20 18:40	88.9	↓-3.4
9/20 18:50	85.6	↓-3.3
9/20 19:00	82.5	↓-3.1
9/20 19:10	79.5	↓-3.0
9/20 19:20	76.8	↓-2.7
9/20 19:30	74.3	↓-2.5
9/20 19:40	72.0	↓-2.3
9/20 19:50	70.0	↓-2.0
9/20 20:00	68.4	↓-1.6
9/20 20:10	67.0	↓-1.4
9/20 20:20	65.9	↓-1.1
9/20 20:30	65.2	↓-0.7
9/20 20:40	64.7	↓-0.5
9/20 20:50	64.5	↓-0.2	干潮
9/20 21:00	64.6	↑0.1
9/20 21:10	64.9	↑0.3
9/20 21:20	65.5	↑0.6
9/20 21:30	66.4	↑0.9
9/20 21:40	67.4	↑1.0
9/20 21:50	68.7	↑1.3
9/20 22:00	70.2	↑1.5
9/20 22:10	71.9	↑1.7
9/20 22:20	73.8	↑1.9
9/20 22:30	75.9	↑2.1
9/20 22:40	78.2	↑2.3
9/20 22:50	80.7	↑2.5
9/20 23:00	83.5	↑2.8
9/20 23:10	86.4	↑2.9
9/20 23:20	89.5	↑3.1
9/20 23:30	92.9	↑3.4
9/20 23:40	96.3	↑3.4
9/20 23:50	99.9	↑3.6