9 (日)	03:39	09:30	15:27	21:50
	126cm	50cm	135cm	29cm
大潮 出 05:57 入 17:33 出 17:50 入 05:27

苫小牧（北海道）2031年03月9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
3/9 00:00	60.4	↑4.0
3/9 00:10	64.7	↑4.3
3/9 00:20	69.0	↑4.3
3/9 00:30	73.5	↑4.5
3/9 00:40	78.0	↑4.5
3/9 00:50	82.6	↑4.6
3/9 01:00	87.1	↑4.5
3/9 01:10	91.5	↑4.4
3/9 01:20	95.8	↑4.3
3/9 01:30	99.9	↑4.1
3/9 01:40	103.8	↑3.9
3/9 01:50	107.4	↑3.6
3/9 02:00	110.7	↑3.3
3/9 02:10	113.8	↑3.1
3/9 02:20	116.4	↑2.6
3/9 02:30	118.8	↑2.4
3/9 02:40	120.8	↑2.0
3/9 02:50	122.4	↑1.6
3/9 03:00	123.7	↑1.3
3/9 03:10	124.7	↑1.0
3/9 03:20	125.3	↑0.6
3/9 03:30	125.7	↑0.4	満潮
3/9 03:40	125.8	↑0.1
3/9 03:50	125.6	↓-0.2
3/9 04:00	125.2	↓-0.4
3/9 04:10	124.5	↓-0.7
3/9 04:20	123.7	↓-0.8
3/9 04:30	122.6	↓-1.1
3/9 04:40	121.2	↓-1.4
3/9 04:50	119.7	↓-1.5
3/9 05:00	118.0	↓-1.7
3/9 05:10	116.0	↓-2.0
3/9 05:20	113.8	↓-2.2
3/9 05:30	111.4	↓-2.4
3/9 05:40	108.8	↓-2.6
3/9 05:50	105.9	↓-2.9
3/9 06:00	102.9	↓-3.0
3/9 06:10	99.7	↓-3.2
3/9 06:20	96.3	↓-3.4
3/9 06:30	92.8	↓-3.5
3/9 06:40	89.1	↓-3.7
3/9 06:50	85.5	↓-3.6
3/9 07:00	81.8	↓-3.7
3/9 07:10	78.1	↓-3.7
3/9 07:20	74.5	↓-3.6
3/9 07:30	71.0	↓-3.5
3/9 07:40	67.7	↓-3.3
3/9 07:50	64.6	↓-3.1
3/9 08:00	61.7	↓-2.9
3/9 08:10	59.1	↓-2.6
3/9 08:20	56.8	↓-2.3
3/9 08:30	54.8	↓-2.0
3/9 08:40	53.1	↓-1.7
3/9 08:50	51.7	↓-1.4
3/9 09:00	50.7	↓-1.0
3/9 09:10	50.0	↓-0.7
3/9 09:20	49.6	↓-0.4	干潮
3/9 09:30	49.5	↓-0.1	干潮
3/9 09:40	49.6	↑0.1
3/9 09:50	50.1	↑0.5
3/9 10:00	50.7	↑0.6
3/9 10:10	51.7	↑1.0
3/9 10:20	52.8	↑1.1
3/9 10:30	54.2	↑1.4
3/9 10:40	55.7	↑1.5
3/9 10:50	57.5	↑1.8
3/9 11:00	59.5	↑2.0
3/9 11:10	61.8	↑2.3
3/9 11:20	64.2	↑2.4
3/9 11:30	66.9	↑2.7
3/9 11:40	69.7	↑2.8
3/9 11:50	72.8	↑3.1
3/9 12:00	76.1	↑3.3
3/9 12:10	79.6	↑3.5
3/9 12:20	83.3	↑3.7
3/9 12:30	87.1	↑3.8
3/9 12:40	91.0	↑3.9
3/9 12:50	95.0	↑4.0
3/9 13:00	99.0	↑4.0
3/9 13:10	103.0	↑4.0
3/9 13:20	107.0	↑4.0
3/9 13:30	110.8	↑3.8
3/9 13:40	114.5	↑3.7
3/9 13:50	118.0	↑3.5
3/9 14:00	121.2	↑3.2
3/9 14:10	124.1	↑2.9
3/9 14:20	126.7	↑2.6
3/9 14:30	129.0	↑2.3
3/9 14:40	130.9	↑1.9
3/9 14:50	132.4	↑1.5
3/9 15:00	133.6	↑1.2
3/9 15:10	134.3	↑0.7
3/9 15:20	134.7	↑0.4	満潮
3/9 15:30	134.7	0
3/9 15:40	134.5	↓-0.2
3/9 15:50	133.8	↓-0.7
3/9 16:00	132.9	↓-0.9
3/9 16:10	131.7	↓-1.2
3/9 16:20	130.3	↓-1.4
3/9 16:30	128.5	↓-1.8
3/9 16:40	126.6	↓-1.9
3/9 16:50	124.4	↓-2.2
3/9 17:00	122.0	↓-2.4
3/9 17:10	119.4	↓-2.6
3/9 17:20	116.5	↓-2.9
3/9 17:30	113.5	↓-3.0
3/9 17:40	110.2	↓-3.3
3/9 17:50	106.7	↓-3.5
3/9 18:00	103.0	↓-3.7
3/9 18:10	99.0	↓-4.0
3/9 18:20	94.9	↓-4.1
3/9 18:30	90.6	↓-4.3
3/9 18:40	86.2	↓-4.4
3/9 18:50	81.7	↓-4.5
3/9 19:00	77.1	↓-4.6
3/9 19:10	72.4	↓-4.7	最大潮位差
3/9 19:20	67.8	↓-4.6
3/9 19:30	63.3	↓-4.5
3/9 19:40	58.8	↓-4.5
3/9 19:50	54.6	↓-4.2
3/9 20:00	50.5	↓-4.1
3/9 20:10	46.7	↓-3.8
3/9 20:20	43.2	↓-3.5
3/9 20:30	40.0	↓-3.2
3/9 20:40	37.2	↓-2.8
3/9 20:50	34.7	↓-2.5
3/9 21:00	32.7	↓-2.0
3/9 21:10	31.1	↓-1.6
3/9 21:20	29.8	↓-1.3
3/9 21:30	28.9	↓-0.9
3/9 21:40	28.4	↓-0.5	干潮
3/9 21:50	28.3	↓-0.1	干潮
3/9 22:00	28.5	↑0.2
3/9 22:10	29.1	↑0.6
3/9 22:20	29.9	↑0.8
3/9 22:30	31.1	↑1.2
3/9 22:40	32.5	↑1.4
3/9 22:50	34.2	↑1.7
3/9 23:00	36.1	↑1.9
3/9 23:10	38.3	↑2.2
3/9 23:20	40.7	↑2.4
3/9 23:30	43.4	↑2.7
3/9 23:40	46.4	↑3.0
3/9 23:50	49.6	↑3.2