1 (月)	05:21	09:59	15:36	22:46
	127cm	86cm	144cm	7cm
大潮 出 06:43 入 16:03 出 18:06 入 08:16

苫小牧（北海道）2031年12月1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
12/1 00:00	20.7	↑3.1
12/1 00:10	24.1	↑3.4
12/1 00:20	27.8	↑3.7
12/1 00:30	31.7	↑3.9
12/1 00:40	36.0	↑4.3
12/1 00:50	40.5	↑4.5
12/1 01:00	45.2	↑4.7
12/1 01:10	50.1	↑4.9
12/1 01:20	55.1	↑5.0
12/1 01:30	60.3	↑5.2	最大潮位差
12/1 01:40	65.5	↑5.2	最大潮位差
12/1 01:50	70.7	↑5.2	最大潮位差
12/1 02:00	75.9	↑5.2	最大潮位差
12/1 02:10	80.9	↑5.0
12/1 02:20	85.8	↑4.9
12/1 02:30	90.5	↑4.7
12/1 02:40	95.0	↑4.5
12/1 02:50	99.2	↑4.2
12/1 03:00	103.1	↑3.9
12/1 03:10	106.7	↑3.6
12/1 03:20	109.9	↑3.2
12/1 03:30	112.8	↑2.9
12/1 03:40	115.4	↑2.6
12/1 03:50	117.7	↑2.3
12/1 04:00	119.6	↑1.9
12/1 04:10	121.2	↑1.6
12/1 04:20	122.6	↑1.4
12/1 04:30	123.8	↑1.2
12/1 04:40	124.6	↑0.8
12/1 04:50	125.3	↑0.7
12/1 05:00	125.8	↑0.5
12/1 05:10	126.1	↑0.3
12/1 05:20	126.2	↑0.1	満潮
12/1 05:30	126.1	↓-0.1
12/1 05:40	125.8	↓-0.3
12/1 05:50	125.3	↓-0.5
12/1 06:00	124.7	↓-0.6
12/1 06:10	123.8	↓-0.9
12/1 06:20	122.7	↓-1.1
12/1 06:30	121.4	↓-1.3
12/1 06:40	119.9	↓-1.5
12/1 06:50	118.2	↓-1.7
12/1 07:00	116.3	↓-1.9
12/1 07:10	114.2	↓-2.1
12/1 07:20	112.0	↓-2.2
12/1 07:30	109.7	↓-2.3
12/1 07:40	107.3	↓-2.4
12/1 07:50	104.8	↓-2.5
12/1 08:00	102.3	↓-2.5
12/1 08:10	99.9	↓-2.4
12/1 08:20	97.5	↓-2.4
12/1 08:30	95.3	↓-2.2
12/1 08:40	93.2	↓-2.1
12/1 08:50	91.4	↓-1.8
12/1 09:00	89.7	↓-1.7
12/1 09:10	88.3	↓-1.4
12/1 09:20	87.2	↓-1.1
12/1 09:30	86.4	↓-0.8
12/1 09:40	85.8	↓-0.6
12/1 09:50	85.4	↓-0.4	干潮
12/1 10:00	85.4	0
12/1 10:10	85.5	↑0.1
12/1 10:20	85.9	↑0.4
12/1 10:30	86.5	↑0.6
12/1 10:40	87.2	↑0.7
12/1 10:50	88.2	↑1.0
12/1 11:00	89.2	↑1.0
12/1 11:10	90.4	↑1.2
12/1 11:20	91.7	↑1.3
12/1 11:30	93.1	↑1.4
12/1 11:40	94.7	↑1.6
12/1 11:50	96.3	↑1.6
12/1 12:00	98.1	↑1.8
12/1 12:10	100.0	↑1.9
12/1 12:20	102.0	↑2.0
12/1 12:30	104.2	↑2.2
12/1 12:40	106.5	↑2.3
12/1 12:50	108.9	↑2.4
12/1 13:00	111.5	↑2.6
12/1 13:10	114.1	↑2.6
12/1 13:20	116.9	↑2.8
12/1 13:30	119.7	↑2.8
12/1 13:40	122.5	↑2.8
12/1 13:50	125.3	↑2.8
12/1 14:00	128.1	↑2.8
12/1 14:10	130.8	↑2.7
12/1 14:20	133.3	↑2.5
12/1 14:30	135.6	↑2.3
12/1 14:40	137.7	↑2.1
12/1 14:50	139.5	↑1.8
12/1 15:00	140.9	↑1.4
12/1 15:10	142.1	↑1.2
12/1 15:20	142.8	↑0.7
12/1 15:30	143.2	↑0.4	満潮
12/1 15:40	143.2	0
12/1 15:50	142.8	↓-0.4
12/1 16:00	142.1	↓-0.7
12/1 16:10	140.9	↓-1.2
12/1 16:20	139.5	↓-1.4
12/1 16:30	137.7	↓-1.8
12/1 16:40	135.6	↓-2.1
12/1 16:50	133.3	↓-2.3
12/1 17:00	130.7	↓-2.6
12/1 17:10	127.9	↓-2.8
12/1 17:20	124.9	↓-3.0
12/1 17:30	121.7	↓-3.2
12/1 17:40	118.4	↓-3.3
12/1 17:50	114.9	↓-3.5
12/1 18:00	111.2	↓-3.7
12/1 18:10	107.4	↓-3.8
12/1 18:20	103.4	↓-4.0
12/1 18:30	99.2	↓-4.2
12/1 18:40	94.9	↓-4.3
12/1 18:50	90.4	↓-4.5
12/1 19:00	85.8	↓-4.6
12/1 19:10	81.0	↓-4.8
12/1 19:20	76.1	↓-4.9
12/1 19:30	71.1	↓-5.0
12/1 19:40	66.0	↓-5.1
12/1 19:50	60.8	↓-5.2	最大潮位差
12/1 20:00	55.7	↓-5.1
12/1 20:10	50.6	↓-5.1
12/1 20:20	45.6	↓-5.0
12/1 20:30	40.7	↓-4.9
12/1 20:40	36.0	↓-4.7
12/1 20:50	31.5	↓-4.5
12/1 21:00	27.3	↓-4.2
12/1 21:10	23.5	↓-3.8
12/1 21:20	20.0	↓-3.5
12/1 21:30	16.8	↓-3.2
12/1 21:40	14.1	↓-2.7
12/1 21:50	11.7	↓-2.4
12/1 22:00	9.8	↓-1.9
12/1 22:10	8.3	↓-1.5
12/1 22:20	7.2	↓-1.1
12/1 22:30	6.5	↓-0.7
12/1 22:40	6.1	↓-0.4	干潮
12/1 22:50	6.1	0
12/1 23:00	6.5	↑0.4
12/1 23:10	7.1	↑0.6
12/1 23:20	8.1	↑1.0
12/1 23:30	9.3	↑1.2
12/1 23:40	10.8	↑1.5
12/1 23:50	12.6	↑1.8