31 (土)	07:20	00:10	17:37	12:05
	122cm	9cm	134cm	84cm
中潮 出 07:03 入 16:12 出 21:39 入 10:18

苫小牧（北海道）2061年12月31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
12/31 00:00	8.7	↓-0.4	干潮
12/31 00:10	8.5	↓-0.2	干潮
12/31 00:20	8.7	↑0.2
12/31 00:30	9.2	↑0.5
12/31 00:40	9.9	↑0.7
12/31 00:50	10.9	↑1.0
12/31 01:00	12.3	↑1.4
12/31 01:10	13.8	↑1.5
12/31 01:20	15.7	↑1.9
12/31 01:30	17.8	↑2.1
12/31 01:40	20.2	↑2.4
12/31 01:50	22.9	↑2.7
12/31 02:00	25.8	↑2.9
12/31 02:10	29.1	↑3.3
12/31 02:20	32.6	↑3.5
12/31 02:30	36.3	↑3.7
12/31 02:40	40.3	↑4.0
12/31 02:50	44.5	↑4.2
12/31 03:00	48.9	↑4.4
12/31 03:10	53.4	↑4.5
12/31 03:20	58.0	↑4.6
12/31 03:30	62.8	↑4.8	最大潮位差
12/31 03:40	67.5	↑4.7
12/31 03:50	72.2	↑4.7
12/31 04:00	76.9	↑4.7
12/31 04:10	81.4	↑4.5
12/31 04:20	85.8	↑4.4
12/31 04:30	90.0	↑4.2
12/31 04:40	93.9	↑3.9
12/31 04:50	97.6	↑3.7
12/31 05:00	101.1	↑3.5
12/31 05:10	104.2	↑3.1
12/31 05:20	107.1	↑2.9
12/31 05:30	109.6	↑2.5
12/31 05:40	111.9	↑2.3
12/31 05:50	113.9	↑2.0
12/31 06:00	115.6	↑1.7
12/31 06:10	117.1	↑1.5
12/31 06:20	118.3	↑1.2
12/31 06:30	119.3	↑1.0
12/31 06:40	120.1	↑0.8
12/31 06:50	120.7	↑0.6
12/31 07:00	121.2	↑0.5
12/31 07:10	121.4	↑0.2	満潮
12/31 07:20	121.5	↑0.1	満潮
12/31 07:30	121.4	↓-0.1
12/31 07:40	121.1	↓-0.3
12/31 07:50	120.7	↓-0.4
12/31 08:00	120.0	↓-0.7
12/31 08:10	119.2	↓-0.8
12/31 08:20	118.1	↓-1.1
12/31 08:30	116.9	↓-1.2
12/31 08:40	115.4	↓-1.5
12/31 08:50	113.8	↓-1.6
12/31 09:00	112.1	↓-1.7
12/31 09:10	110.1	↓-2.0
12/31 09:20	108.1	↓-2.0
12/31 09:30	105.9	↓-2.2
12/31 09:40	103.7	↓-2.2
12/31 09:50	101.5	↓-2.2
12/31 10:00	99.2	↓-2.3
12/31 10:10	97.0	↓-2.2
12/31 10:20	94.9	↓-2.1
12/31 10:30	92.9	↓-2.0
12/31 10:40	91.1	↓-1.8
12/31 10:50	89.4	↓-1.7
12/31 11:00	87.9	↓-1.5
12/31 11:10	86.6	↓-1.3
12/31 11:20	85.6	↓-1.0
12/31 11:30	84.8	↓-0.8
12/31 11:40	84.2	↓-0.6
12/31 11:50	83.8	↓-0.4
12/31 12:00	83.6	↓-0.2	干潮
12/31 12:10	83.6	0
12/31 12:20	83.8	↑0.2
12/31 12:30	84.2	↑0.4
12/31 12:40	84.7	↑0.5
12/31 12:50	85.4	↑0.7
12/31 13:00	86.2	↑0.8
12/31 13:10	87.1	↑0.9
12/31 13:20	88.2	↑1.1
12/31 13:30	89.3	↑1.1
12/31 13:40	90.6	↑1.3
12/31 13:50	92.1	↑1.5
12/31 14:00	93.6	↑1.5
12/31 14:10	95.3	↑1.7
12/31 14:20	97.1	↑1.8
12/31 14:30	99.1	↑2.0
12/31 14:40	101.2	↑2.1
12/31 14:50	103.4	↑2.2
12/31 15:00	105.7	↑2.3
12/31 15:10	108.1	↑2.4
12/31 15:20	110.6	↑2.5
12/31 15:30	113.2	↑2.6
12/31 15:40	115.7	↑2.5
12/31 15:50	118.2	↑2.5
12/31 16:00	120.7	↑2.5
12/31 16:10	123.0	↑2.3
12/31 16:20	125.2	↑2.2
12/31 16:30	127.2	↑2.0
12/31 16:40	129.1	↑1.9
12/31 16:50	130.6	↑1.5
12/31 17:00	131.9	↑1.3
12/31 17:10	132.9	↑1.0
12/31 17:20	133.5	↑0.6
12/31 17:30	133.9	↑0.4	満潮
12/31 17:40	133.9	0
12/31 17:50	133.6	↓-0.3
12/31 18:00	133.1	↓-0.5
12/31 18:10	132.2	↓-0.9
12/31 18:20	131.0	↓-1.2
12/31 18:30	129.6	↓-1.4
12/31 18:40	128.0	↓-1.6
12/31 18:50	126.1	↓-1.9
12/31 19:00	124.1	↓-2.0
12/31 19:10	121.9	↓-2.2
12/31 19:20	119.5	↓-2.4
12/31 19:30	117.0	↓-2.5
12/31 19:40	114.3	↓-2.7
12/31 19:50	111.4	↓-2.9
12/31 20:00	108.5	↓-2.9
12/31 20:10	105.4	↓-3.1
12/31 20:20	102.1	↓-3.3
12/31 20:30	98.7	↓-3.4
12/31 20:40	95.2	↓-3.5
12/31 20:50	91.5	↓-3.7
12/31 21:00	87.7	↓-3.8
12/31 21:10	83.8	↓-3.9
12/31 21:20	79.8	↓-4.0
12/31 21:30	75.7	↓-4.1
12/31 21:40	71.6	↓-4.1
12/31 21:50	67.4	↓-4.2
12/31 22:00	63.2	↓-4.2
12/31 22:10	59.1	↓-4.1
12/31 22:20	55.1	↓-4.0
12/31 22:30	51.2	↓-3.9
12/31 22:40	47.4	↓-3.8
12/31 22:50	43.9	↓-3.5
12/31 23:00	40.6	↓-3.3
12/31 23:10	37.5	↓-3.1
12/31 23:20	34.7	↓-2.8
12/31 23:30	32.2	↓-2.5
12/31 23:40	30.1	↓-2.1
12/31 23:50	28.2	↓-1.9