7 (木)	04:16	08:52	14:24	21:41
	130cm	86cm	151cm	-9cm
大潮 出 06:50 入 16:02 出 06:46 入 16:24

苫小牧（北海道）2056年12月7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
12/7 00:00	48.0	↑5.0
12/7 00:10	53.1	↑5.1
12/7 00:20	58.3	↑5.2
12/7 00:30	63.6	↑5.3
12/7 00:40	68.9	↑5.3
12/7 00:50	74.2	↑5.3
12/7 01:00	79.4	↑5.2
12/7 01:10	84.4	↑5.0
12/7 01:20	89.3	↑4.9
12/7 01:30	94.0	↑4.7
12/7 01:40	98.5	↑4.5
12/7 01:50	102.6	↑4.1
12/7 02:00	106.5	↑3.9
12/7 02:10	110.1	↑3.6
12/7 02:20	113.4	↑3.3
12/7 02:30	116.3	↑2.9
12/7 02:40	118.9	↑2.6
12/7 02:50	121.2	↑2.3
12/7 03:00	123.2	↑2.0
12/7 03:10	124.9	↑1.7
12/7 03:20	126.3	↑1.4
12/7 03:30	127.5	↑1.2
12/7 03:40	128.4	↑0.9
12/7 03:50	129.0	↑0.6
12/7 04:00	129.5	↑0.5
12/7 04:10	129.7	↑0.2	満潮
12/7 04:20	129.7	0
12/7 04:30	129.5	↓-0.2
12/7 04:40	129.0	↓-0.5
12/7 04:50	128.3	↓-0.7
12/7 05:00	127.4	↓-0.9
12/7 05:10	126.3	↓-1.1
12/7 05:20	124.9	↓-1.4
12/7 05:30	123.4	↓-1.5
12/7 05:40	121.6	↓-1.8
12/7 05:50	119.6	↓-2.0
12/7 06:00	117.4	↓-2.2
12/7 06:10	115.1	↓-2.3
12/7 06:20	112.6	↓-2.5
12/7 06:30	110.1	↓-2.5
12/7 06:40	107.5	↓-2.6
12/7 06:50	104.9	↓-2.6
12/7 07:00	102.3	↓-2.6
12/7 07:10	99.8	↓-2.5
12/7 07:20	97.3	↓-2.5
12/7 07:30	95.1	↓-2.2
12/7 07:40	93.0	↓-2.1
12/7 07:50	91.2	↓-1.8
12/7 08:00	89.6	↓-1.6
12/7 08:10	88.3	↓-1.3
12/7 08:20	87.3	↓-1.0
12/7 08:30	86.5	↓-0.8
12/7 08:40	86.1	↓-0.4
12/7 08:50	85.9	↓-0.2	干潮
12/7 09:00	86.0	↑0.1
12/7 09:10	86.4	↑0.4
12/7 09:20	87.0	↑0.6
12/7 09:30	87.8	↑0.8
12/7 09:40	88.9	↑1.1
12/7 09:50	90.1	↑1.2
12/7 10:00	91.5	↑1.4
12/7 10:10	93.1	↑1.6
12/7 10:20	94.8	↑1.7
12/7 10:30	96.7	↑1.9
12/7 10:40	98.7	↑2.0
12/7 10:50	100.8	↑2.1
12/7 11:00	103.1	↑2.3
12/7 11:10	105.5	↑2.4
12/7 11:20	108.1	↑2.6
12/7 11:30	110.7	↑2.6
12/7 11:40	113.5	↑2.8
12/7 11:50	116.4	↑2.9
12/7 12:00	119.4	↑3.0
12/7 12:10	122.4	↑3.0
12/7 12:20	125.5	↑3.1
12/7 12:30	128.5	↑3.0
12/7 12:40	131.6	↑3.1
12/7 12:50	134.5	↑2.9
12/7 13:00	137.3	↑2.8
12/7 13:10	140.0	↑2.7
12/7 13:20	142.4	↑2.4
12/7 13:30	144.6	↑2.2
12/7 13:40	146.4	↑1.8
12/7 13:50	148.0	↑1.6
12/7 14:00	149.1	↑1.1
12/7 14:10	149.9	↑0.8
12/7 14:20	150.2	↑0.3	満潮
12/7 14:30	150.2	0
12/7 14:40	149.7	↓-0.5
12/7 14:50	148.8	↓-0.9
12/7 15:00	147.5	↓-1.3
12/7 15:10	145.8	↓-1.7
12/7 15:20	143.7	↓-2.1
12/7 15:30	141.3	↓-2.4
12/7 15:40	138.5	↓-2.8
12/7 15:50	135.5	↓-3.0
12/7 16:00	132.2	↓-3.3
12/7 16:10	128.6	↓-3.6
12/7 16:20	124.9	↓-3.7
12/7 16:30	120.9	↓-4.0
12/7 16:40	116.7	↓-4.2
12/7 16:50	112.3	↓-4.4
12/7 17:00	107.7	↓-4.6
12/7 17:10	103.0	↓-4.7
12/7 17:20	98.0	↓-5.0
12/7 17:30	93.0	↓-5.0
12/7 17:40	87.7	↓-5.3
12/7 17:50	82.3	↓-5.4
12/7 18:00	76.8	↓-5.5
12/7 18:10	71.2	↓-5.6
12/7 18:20	65.5	↓-5.7
12/7 18:30	59.7	↓-5.8	最大潮位差
12/7 18:40	53.9	↓-5.8	最大潮位差
12/7 18:50	48.1	↓-5.8	最大潮位差
12/7 19:00	42.4	↓-5.7
12/7 19:10	36.8	↓-5.6
12/7 19:20	31.3	↓-5.5
12/7 19:30	26.0	↓-5.3
12/7 19:40	21.0	↓-5.0
12/7 19:50	16.3	↓-4.7
12/7 20:00	11.9	↓-4.4
12/7 20:10	7.9	↓-4.0
12/7 20:20	4.2	↓-3.7
12/7 20:30	1.0	↓-3.2
12/7 20:40	-1.8	↓-2.8
12/7 20:50	-4.1	↓-2.3
12/7 21:00	-6.0	↓-1.9
12/7 21:10	-7.4	↓-1.4
12/7 21:20	-8.4	↓-1.0
12/7 21:30	-9.0	↓-0.6
12/7 21:40	-9.2	↓-0.2	干潮
12/7 21:50	-9.0	↑0.2
12/7 22:00	-8.5	↑0.5
12/7 22:10	-7.6	↑0.9
12/7 22:20	-6.3	↑1.3
12/7 22:30	-4.8	↑1.5
12/7 22:40	-2.9	↑1.9
12/7 22:50	-0.7	↑2.2
12/7 23:00	1.8	↑2.5
12/7 23:10	4.6	↑2.8
12/7 23:20	7.6	↑3.0
12/7 23:30	11.0	↑3.4
12/7 23:40	14.7	↑3.7
12/7 23:50	18.7	↑4.0