31 (月)	01:15	04:05	10:18	18:37
	97cm	93cm	133cm	27cm
中潮 出 07:03 入 16:12 出 02:35 入 12:26

苫小牧（北海道）2029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	94.1	↑0.7
12/31 00:10	94.7	↑0.6
12/31 00:20	95.2	↑0.5
12/31 00:30	95.6	↑0.4
12/31 00:40	95.9	↑0.3
12/31 00:50	96.2	↑0.3
12/31 01:00	96.3	↑0.1
12/31 01:10	96.4	↑0.1	満潮
12/31 01:20	96.4	0
12/31 01:30	96.3	↓-0.1
12/31 01:40	96.2	↓-0.1
12/31 01:50	96.0	↓-0.2
12/31 02:00	95.7	↓-0.3
12/31 02:10	95.4	↓-0.3
12/31 02:20	95.1	↓-0.3
12/31 02:30	94.8	↓-0.3
12/31 02:40	94.4	↓-0.4
12/31 02:50	94.1	↓-0.3
12/31 03:00	93.7	↓-0.4
12/31 03:10	93.4	↓-0.3
12/31 03:20	93.1	↓-0.3
12/31 03:30	92.8	↓-0.3
12/31 03:40	92.6	↓-0.2
12/31 03:50	92.5	↓-0.1
12/31 04:00	92.4	↓-0.1	干潮
12/31 04:10	92.4	0
12/31 04:20	92.5	↑0.1
12/31 04:30	92.7	↑0.2
12/31 04:40	93.0	↑0.3
12/31 04:50	93.4	↑0.4
12/31 05:00	94.0	↑0.6
12/31 05:10	94.6	↑0.6
12/31 05:20	95.4	↑0.8
12/31 05:30	96.3	↑0.9
12/31 05:40	97.3	↑1.0
12/31 05:50	98.4	↑1.1
12/31 06:00	99.6	↑1.2
12/31 06:10	100.9	↑1.3
12/31 06:20	102.3	↑1.4
12/31 06:30	103.8	↑1.5
12/31 06:40	105.3	↑1.5
12/31 06:50	106.9	↑1.6
12/31 07:00	108.6	↑1.7
12/31 07:10	110.3	↑1.7
12/31 07:20	112.0	↑1.7
12/31 07:30	113.8	↑1.8
12/31 07:40	115.5	↑1.7
12/31 07:50	117.3	↑1.8
12/31 08:00	119.0	↑1.7
12/31 08:10	120.6	↑1.6
12/31 08:20	122.2	↑1.6
12/31 08:30	123.8	↑1.6
12/31 08:40	125.2	↑1.4
12/31 08:50	126.6	↑1.4
12/31 09:00	127.9	↑1.3
12/31 09:10	129.0	↑1.1
12/31 09:20	130.0	↑1.0
12/31 09:30	130.9	↑0.9
12/31 09:40	131.6	↑0.7
12/31 09:50	132.2	↑0.6
12/31 10:00	132.6	↑0.4
12/31 10:10	132.8	↑0.2	満潮
12/31 10:20	132.9	↑0.1
12/31 10:30	132.7	↓-0.2
12/31 10:40	132.4	↓-0.3
12/31 10:50	131.8	↓-0.6
12/31 11:00	131.1	↓-0.7
12/31 11:10	130.2	↓-0.9
12/31 11:20	129.0	↓-1.2
12/31 11:30	127.7	↓-1.3
12/31 11:40	126.2	↓-1.5
12/31 11:50	124.6	↓-1.6
12/31 12:00	122.7	↓-1.9
12/31 12:10	120.7	↓-2.0
12/31 12:20	118.5	↓-2.2
12/31 12:30	116.2	↓-2.3
12/31 12:40	113.8	↓-2.4
12/31 12:50	111.2	↓-2.6
12/31 13:00	108.5	↓-2.7
12/31 13:10	105.7	↓-2.8
12/31 13:20	102.8	↓-2.9
12/31 13:30	99.8	↓-3.0
12/31 13:40	96.8	↓-3.0
12/31 13:50	93.6	↓-3.2
12/31 14:00	90.4	↓-3.2
12/31 14:10	87.2	↓-3.2
12/31 14:20	83.9	↓-3.3
12/31 14:30	80.6	↓-3.3
12/31 14:40	77.3	↓-3.3
12/31 14:50	74.0	↓-3.3
12/31 15:00	70.7	↓-3.3
12/31 15:10	67.3	↓-3.4	最大潮位差
12/31 15:20	64.1	↓-3.2
12/31 15:30	60.8	↓-3.3
12/31 15:40	57.7	↓-3.1
12/31 15:50	54.6	↓-3.1
12/31 16:00	51.6	↓-3.0
12/31 16:10	48.7	↓-2.9
12/31 16:20	45.9	↓-2.8
12/31 16:30	43.3	↓-2.6
12/31 16:40	40.8	↓-2.5
12/31 16:50	38.5	↓-2.3
12/31 17:00	36.3	↓-2.2
12/31 17:10	34.4	↓-1.9
12/31 17:20	32.6	↓-1.8
12/31 17:30	31.1	↓-1.5
12/31 17:40	29.8	↓-1.3
12/31 17:50	28.7	↓-1.1
12/31 18:00	27.8	↓-0.9
12/31 18:10	27.1	↓-0.7
12/31 18:20	26.6	↓-0.5
12/31 18:30	26.4	↓-0.2	干潮
12/31 18:40	26.4	0
12/31 18:50	26.6	↑0.2
12/31 19:00	26.9	↑0.3
12/31 19:10	27.5	↑0.6
12/31 19:20	28.3	↑0.8
12/31 19:30	29.2	↑0.9
12/31 19:40	30.4	↑1.2
12/31 19:50	31.7	↑1.3
12/31 20:00	33.2	↑1.5
12/31 20:10	34.8	↑1.6
12/31 20:20	36.6	↑1.8
12/31 20:30	38.5	↑1.9
12/31 20:40	40.6	↑2.1
12/31 20:50	42.8	↑2.2
12/31 21:00	45.2	↑2.4
12/31 21:10	47.6	↑2.4
12/31 21:20	50.2	↑2.6
12/31 21:30	52.8	↑2.6
12/31 21:40	55.5	↑2.7
12/31 21:50	58.3	↑2.8
12/31 22:00	61.1	↑2.8
12/31 22:10	63.9	↑2.8
12/31 22:20	66.7	↑2.8
12/31 22:30	69.5	↑2.8
12/31 22:40	72.3	↑2.8
12/31 22:50	75.0	↑2.7
12/31 23:00	77.7	↑2.7
12/31 23:10	80.3	↑2.6
12/31 23:20	82.8	↑2.5
12/31 23:30	85.2	↑2.4
12/31 23:40	87.5	↑2.3
12/31 23:50	89.7	↑2.2