31 (火)	10:16	03:35	-	18:02
	125cm	76cm	-	43cm
若潮 出 07:03 入 16:12 出 12:35 入 01:20

苫小牧（北海道）2052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	89.8	↓-0.5
12/31 00:10	89.1	↓-0.7
12/31 00:20	88.4	↓-0.7
12/31 00:30	87.6	↓-0.8
12/31 00:40	86.8	↓-0.8
12/31 00:50	86.0	↓-0.8
12/31 01:00	85.1	↓-0.9
12/31 01:10	84.2	↓-0.9
12/31 01:20	83.2	↓-1.0
12/31 01:30	82.3	↓-0.9
12/31 01:40	81.4	↓-0.9
12/31 01:50	80.5	↓-0.9
12/31 02:00	79.7	↓-0.8
12/31 02:10	78.9	↓-0.8
12/31 02:20	78.1	↓-0.8
12/31 02:30	77.5	↓-0.6
12/31 02:40	76.9	↓-0.6
12/31 02:50	76.3	↓-0.6
12/31 03:00	75.9	↓-0.4
12/31 03:10	75.6	↓-0.3
12/31 03:20	75.3	↓-0.3
12/31 03:30	75.2	↓-0.1	干潮
12/31 03:40	75.2	0
12/31 03:50	75.4	↑0.2
12/31 04:00	75.6	↑0.2
12/31 04:10	76.0	↑0.4
12/31 04:20	76.5	↑0.5
12/31 04:30	77.2	↑0.7
12/31 04:40	77.9	↑0.7
12/31 04:50	78.8	↑0.9
12/31 05:00	79.8	↑1.0
12/31 05:10	80.9	↑1.1
12/31 05:20	82.2	↑1.3
12/31 05:30	83.5	↑1.3
12/31 05:40	85.0	↑1.5
12/31 05:50	86.5	↑1.5
12/31 06:00	88.2	↑1.7
12/31 06:10	89.9	↑1.7
12/31 06:20	91.7	↑1.8
12/31 06:30	93.5	↑1.8
12/31 06:40	95.4	↑1.9
12/31 06:50	97.4	↑2.0
12/31 07:00	99.3	↑1.9
12/31 07:10	101.3	↑2.0
12/31 07:20	103.3	↑2.0
12/31 07:30	105.2	↑1.9
12/31 07:40	107.2	↑2.0
12/31 07:50	109.1	↑1.9
12/31 08:00	110.9	↑1.8
12/31 08:10	112.6	↑1.7
12/31 08:20	114.3	↑1.7
12/31 08:30	115.9	↑1.6
12/31 08:40	117.4	↑1.5
12/31 08:50	118.8	↑1.4
12/31 09:00	120.0	↑1.2
12/31 09:10	121.1	↑1.1
12/31 09:20	122.1	↑1.0
12/31 09:30	122.9	↑0.8
12/31 09:40	123.5	↑0.6
12/31 09:50	124.0	↑0.5
12/31 10:00	124.4	↑0.4
12/31 10:10	124.5	↑0.1	満潮
12/31 10:20	124.5	0
12/31 10:30	124.4	↓-0.1
12/31 10:40	124.0	↓-0.4
12/31 10:50	123.5	↓-0.5
12/31 11:00	122.9	↓-0.6
12/31 11:10	122.0	↓-0.9
12/31 11:20	121.0	↓-1.0
12/31 11:30	119.9	↓-1.1
12/31 11:40	118.6	↓-1.3
12/31 11:50	117.2	↓-1.4
12/31 12:00	115.6	↓-1.6
12/31 12:10	113.9	↓-1.7
12/31 12:20	112.0	↓-1.9
12/31 12:30	110.1	↓-1.9
12/31 12:40	108.0	↓-2.1
12/31 12:50	105.8	↓-2.2
12/31 13:00	103.6	↓-2.2
12/31 13:10	101.2	↓-2.4
12/31 13:20	98.7	↓-2.5
12/31 13:30	96.2	↓-2.5
12/31 13:40	93.6	↓-2.6
12/31 13:50	91.0	↓-2.6
12/31 14:00	88.3	↓-2.7
12/31 14:10	85.6	↓-2.7
12/31 14:20	82.8	↓-2.8	最大潮位差
12/31 14:30	80.0	↓-2.8	最大潮位差
12/31 14:40	77.3	↓-2.7
12/31 14:50	74.5	↓-2.8	最大潮位差
12/31 15:00	71.8	↓-2.7
12/31 15:10	69.1	↓-2.7
12/31 15:20	66.4	↓-2.7
12/31 15:30	63.9	↓-2.5
12/31 15:40	61.4	↓-2.5
12/31 15:50	59.0	↓-2.4
12/31 16:00	56.7	↓-2.3
12/31 16:10	54.6	↓-2.1
12/31 16:20	52.6	↓-2.0
12/31 16:30	50.7	↓-1.9
12/31 16:40	49.0	↓-1.7
12/31 16:50	47.5	↓-1.5
12/31 17:00	46.2	↓-1.3
12/31 17:10	45.1	↓-1.1
12/31 17:20	44.2	↓-0.9
12/31 17:30	43.4	↓-0.8
12/31 17:40	42.9	↓-0.5
12/31 17:50	42.6	↓-0.3
12/31 18:00	42.4	↓-0.2	干潮
12/31 18:10	42.5	↑0.1
12/31 18:20	42.8	↑0.3
12/31 18:30	43.2	↑0.4
12/31 18:40	43.9	↑0.7
12/31 18:50	44.7	↑0.8
12/31 19:00	45.7	↑1.0
12/31 19:10	46.8	↑1.1
12/31 19:20	48.1	↑1.3
12/31 19:30	49.5	↑1.4
12/31 19:40	51.1	↑1.6
12/31 19:50	52.8	↑1.7
12/31 20:00	54.6	↑1.8
12/31 20:10	56.5	↑1.9
12/31 20:20	58.5	↑2.0
12/31 20:30	60.6	↑2.1
12/31 20:40	62.7	↑2.1
12/31 20:50	64.8	↑2.1
12/31 21:00	67.0	↑2.2
12/31 21:10	69.2	↑2.2
12/31 21:20	71.5	↑2.3
12/31 21:30	73.7	↑2.2
12/31 21:40	75.8	↑2.1
12/31 21:50	78.0	↑2.2
12/31 22:00	80.1	↑2.1
12/31 22:10	82.1	↑2.0
12/31 22:20	84.0	↑1.9
12/31 22:30	85.8	↑1.8
12/31 22:40	87.5	↑1.7
12/31 22:50	89.1	↑1.6
12/31 23:00	90.6	↑1.5
12/31 23:10	91.9	↑1.3
12/31 23:20	93.2	↑1.3
12/31 23:30	94.2	↑1.0
12/31 23:40	95.2	↑1.0
12/31 23:50	96.0	↑0.8