23 (日)	04:29	10:28	16:27	22:59
	143cm	52cm	144cm	28cm
大潮 出 05:23 入 17:30 出 18:57 入 07:50

苫小牧（北海道）2040年09月23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
9/23 00:00	50.0	↑2.9
9/23 00:10	53.1	↑3.1
9/23 00:20	56.5	↑3.4
9/23 00:30	60.2	↑3.7
9/23 00:40	64.1	↑3.9
9/23 00:50	68.3	↑4.2
9/23 01:00	72.7	↑4.4
9/23 01:10	77.3	↑4.6
9/23 01:20	82.1	↑4.8
9/23 01:30	87.0	↑4.9
9/23 01:40	91.9	↑4.9
9/23 01:50	96.8	↑4.9
9/23 02:00	101.8	↑5.0	最大潮位差
9/23 02:10	106.6	↑4.8
9/23 02:20	111.3	↑4.7
9/23 02:30	115.8	↑4.5
9/23 02:40	120.0	↑4.2
9/23 02:50	124.0	↑4.0
9/23 03:00	127.6	↑3.6
9/23 03:10	130.8	↑3.2
9/23 03:20	133.7	↑2.9
9/23 03:30	136.2	↑2.5
9/23 03:40	138.2	↑2.0
9/23 03:50	139.9	↑1.7
9/23 04:00	141.1	↑1.2
9/23 04:10	142.0	↑0.9
9/23 04:20	142.5	↑0.5	満潮
9/23 04:30	142.6	↑0.1
9/23 04:40	142.4	↓-0.2
9/23 04:50	141.8	↓-0.6
9/23 05:00	141.0	↓-0.8
9/23 05:10	139.9	↓-1.1
9/23 05:20	138.5	↓-1.4
9/23 05:30	136.8	↓-1.7
9/23 05:40	135.0	↓-1.8
9/23 05:50	132.8	↓-2.2
9/23 06:00	130.5	↓-2.3
9/23 06:10	127.9	↓-2.6
9/23 06:20	125.1	↓-2.8
9/23 06:30	122.1	↓-3.0
9/23 06:40	118.8	↓-3.3
9/23 06:50	115.4	↓-3.4
9/23 07:00	111.7	↓-3.7
9/23 07:10	107.9	↓-3.8
9/23 07:20	103.9	↓-4.0
9/23 07:30	99.8	↓-4.1
9/23 07:40	95.7	↓-4.1
9/23 07:50	91.5	↓-4.2
9/23 08:00	87.2	↓-4.3
9/23 08:10	83.1	↓-4.1
9/23 08:20	79.0	↓-4.1
9/23 08:30	75.1	↓-3.9
9/23 08:40	71.3	↓-3.8
9/23 08:50	67.8	↓-3.5
9/23 09:00	64.6	↓-3.2
9/23 09:10	61.7	↓-2.9
9/23 09:20	59.1	↓-2.6
9/23 09:30	56.9	↓-2.2
9/23 09:40	55.0	↓-1.9
9/23 09:50	53.5	↓-1.5
9/23 10:00	52.4	↓-1.1
9/23 10:10	51.6	↓-0.8
9/23 10:20	51.2	↓-0.4	干潮
9/23 10:30	51.1	↓-0.1
9/23 10:40	51.4	↑0.3
9/23 10:50	51.9	↑0.5
9/23 11:00	52.8	↑0.9
9/23 11:10	53.9	↑1.1
9/23 11:20	55.3	↑1.4
9/23 11:30	56.9	↑1.6
9/23 11:40	58.7	↑1.8
9/23 11:50	60.8	↑2.1
9/23 12:00	63.0	↑2.2
9/23 12:10	65.5	↑2.5
9/23 12:20	68.2	↑2.7
9/23 12:30	71.2	↑3.0
9/23 12:40	74.3	↑3.1
9/23 12:50	77.6	↑3.3
9/23 13:00	81.2	↑3.6
9/23 13:10	84.9	↑3.7
9/23 13:20	88.8	↑3.9
9/23 13:30	92.8	↑4.0
9/23 13:40	97.0	↑4.2
9/23 13:50	101.2	↑4.2
9/23 14:00	105.4	↑4.2
9/23 14:10	109.6	↑4.2
9/23 14:20	113.8	↑4.2
9/23 14:30	117.8	↑4.0
9/23 14:40	121.7	↑3.9
9/23 14:50	125.4	↑3.7
9/23 15:00	128.8	↑3.4
9/23 15:10	131.8	↑3.0
9/23 15:20	134.6	↑2.8
9/23 15:30	137.0	↑2.4
9/23 15:40	139.0	↑2.0
9/23 15:50	140.6	↑1.6
9/23 16:00	141.8	↑1.2
9/23 16:10	142.6	↑0.8
9/23 16:20	143.1	↑0.5	満潮
9/23 16:30	143.1	0
9/23 16:40	142.8	↓-0.3
9/23 16:50	142.1	↓-0.7
9/23 17:00	141.1	↓-1.0
9/23 17:10	139.8	↓-1.3
9/23 17:20	138.2	↓-1.6
9/23 17:30	136.3	↓-1.9
9/23 17:40	134.2	↓-2.1
9/23 17:50	131.9	↓-2.3
9/23 18:00	129.3	↓-2.6
9/23 18:10	126.5	↓-2.8
9/23 18:20	123.5	↓-3.0
9/23 18:30	120.3	↓-3.2
9/23 18:40	116.8	↓-3.5
9/23 18:50	113.1	↓-3.7
9/23 19:00	109.2	↓-3.9
9/23 19:10	105.1	↓-4.1
9/23 19:20	100.8	↓-4.3
9/23 19:30	96.3	↓-4.5
9/23 19:40	91.7	↓-4.6
9/23 19:50	87.0	↓-4.7
9/23 20:00	82.1	↓-4.9
9/23 20:10	77.2	↓-4.9
9/23 20:20	72.3	↓-4.9
9/23 20:30	67.5	↓-4.8
9/23 20:40	62.7	↓-4.8
9/23 20:50	58.1	↓-4.6
9/23 21:00	53.7	↓-4.4
9/23 21:10	49.5	↓-4.2
9/23 21:20	45.6	↓-3.9
9/23 21:30	42.0	↓-3.6
9/23 21:40	38.8	↓-3.2
9/23 21:50	36.0	↓-2.8
9/23 22:00	33.5	↓-2.5
9/23 22:10	31.4	↓-2.1
9/23 22:20	29.8	↓-1.6
9/23 22:30	28.5	↓-1.3
9/23 22:40	27.7	↓-0.8
9/23 22:50	27.2	↓-0.5	干潮
9/23 23:00	27.1	↓-0.1
9/23 23:10	27.3	↑0.2
9/23 23:20	27.9	↑0.6
9/23 23:30	28.8	↑0.9
9/23 23:40	30.0	↑1.2
9/23 23:50	31.5	↑1.5