29 (日)	02:21	08:59	15:25	20:58
	129cm	28cm	126cm	55cm
大潮 出 04:33 入 18:32 出 17:35 入 04:23 潮干狩り ○ 07:51～10:09

苫小牧（北海道）2018年04月29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
4/29 00:00	100.4	↑3.6
4/29 00:10	103.9	↑3.5
4/29 00:20	107.4	↑3.5
4/29 00:30	110.6	↑3.2
4/29 00:40	113.6	↑3.0
4/29 00:50	116.5	↑2.9
4/29 01:00	119.0	↑2.5
4/29 01:10	121.3	↑2.3
4/29 01:20	123.2	↑1.9
4/29 01:30	124.9	↑1.7
4/29 01:40	126.3	↑1.4
4/29 01:50	127.3	↑1.0
4/29 02:00	128.0	↑0.7
4/29 02:10	128.5	↑0.5
4/29 02:20	128.6	↑0.1	満潮
4/29 02:30	128.4	↓-0.2
4/29 02:40	128.0	↓-0.4
4/29 02:50	127.4	↓-0.6
4/29 03:00	126.4	↓-1.0
4/29 03:10	125.3	↓-1.1
4/29 03:20	123.9	↓-1.4
4/29 03:30	122.2	↓-1.7
4/29 03:40	120.4	↓-1.8
4/29 03:50	118.3	↓-2.1
4/29 04:00	115.9	↓-2.4
4/29 04:10	113.4	↓-2.5
4/29 04:20	110.6	↓-2.8
4/29 04:30	107.5	↓-3.1
4/29 04:40	104.3	↓-3.2
4/29 04:50	100.8	↓-3.5
4/29 05:00	97.1	↓-3.7
4/29 05:10	93.2	↓-3.9
4/29 05:20	89.2	↓-4.0
4/29 05:30	85.0	↓-4.2
4/29 05:40	80.8	↓-4.2
4/29 05:50	76.5	↓-4.3
4/29 06:00	72.1	↓-4.4	最大潮位差
4/29 06:10	67.8	↓-4.3
4/29 06:20	63.5	↓-4.3
4/29 06:30	59.4	↓-4.1
4/29 06:40	55.3	↓-4.1
4/29 06:50	51.5	↓-3.8
4/29 07:00	47.9	↓-3.6
4/29 07:10	44.5	↓-3.4
4/29 07:20	41.4	↓-3.1
4/29 07:30	38.5	↓-2.9
4/29 07:40	36.0	↓-2.5
4/29 07:50	33.8	↓-2.2
4/29 08:00	31.9	↓-1.9
4/29 08:10	30.4	↓-1.5
4/29 08:20	29.1	↓-1.3
4/29 08:30	28.1	↓-1.0
4/29 08:40	27.5	↓-0.6
4/29 08:50	27.1	↓-0.4	干潮
4/29 09:00	27.0	↓-0.1
4/29 09:10	27.2	↑0.2
4/29 09:20	27.7	↑0.5
4/29 09:30	28.4	↑0.7
4/29 09:40	29.4	↑1.0
4/29 09:50	30.7	↑1.3
4/29 10:00	32.3	↑1.6
4/29 10:10	34.1	↑1.8
4/29 10:20	36.2	↑2.1
4/29 10:30	38.6	↑2.4
4/29 10:40	41.3	↑2.7
4/29 10:50	44.3	↑3.0
4/29 11:00	47.5	↑3.2
4/29 11:10	51.0	↑3.5
4/29 11:20	54.7	↑3.7
4/29 11:30	58.6	↑3.9
4/29 11:40	62.7	↑4.1
4/29 11:50	66.9	↑4.2
4/29 12:00	71.2	↑4.3
4/29 12:10	75.6	↑4.4	最大潮位差
4/29 12:20	80.0	↑4.4	最大潮位差
4/29 12:30	84.4	↑4.4	最大潮位差
4/29 12:40	88.7	↑4.3
4/29 12:50	92.9	↑4.2
4/29 13:00	96.9	↑4.0
4/29 13:10	100.7	↑3.8
4/29 13:20	104.3	↑3.6
4/29 13:30	107.7	↑3.4
4/29 13:40	110.7	↑3.0
4/29 13:50	113.5	↑2.8
4/29 14:00	116.0	↑2.5
4/29 14:10	118.2	↑2.2
4/29 14:20	120.1	↑1.9
4/29 14:30	121.7	↑1.6
4/29 14:40	123.0	↑1.3
4/29 14:50	124.0	↑1.0
4/29 15:00	124.8	↑0.8
4/29 15:10	125.2	↑0.4
4/29 15:20	125.5	↑0.3	満潮
4/29 15:30	125.5	0
4/29 15:40	125.2	↓-0.3
4/29 15:50	124.7	↓-0.5
4/29 16:00	123.9	↓-0.8
4/29 16:10	122.9	↓-1.0
4/29 16:20	121.7	↓-1.2
4/29 16:30	120.2	↓-1.5
4/29 16:40	118.4	↓-1.8
4/29 16:50	116.3	↓-2.1
4/29 17:00	114.1	↓-2.2
4/29 17:10	111.5	↓-2.6
4/29 17:20	108.8	↓-2.7
4/29 17:30	105.8	↓-3.0
4/29 17:40	102.6	↓-3.2
4/29 17:50	99.3	↓-3.3
4/29 18:00	95.8	↓-3.5
4/29 18:10	92.3	↓-3.5
4/29 18:20	88.7	↓-3.6
4/29 18:30	85.1	↓-3.6
4/29 18:40	81.5	↓-3.6
4/29 18:50	78.0	↓-3.5
4/29 19:00	74.7	↓-3.3
4/29 19:10	71.5	↓-3.2
4/29 19:20	68.6	↓-2.9
4/29 19:30	65.9	↓-2.7
4/29 19:40	63.4	↓-2.5
4/29 19:50	61.3	↓-2.1
4/29 20:00	59.4	↓-1.9
4/29 20:10	57.9	↓-1.5
4/29 20:20	56.6	↓-1.3
4/29 20:30	55.7	↓-0.9
4/29 20:40	55.1	↓-0.6
4/29 20:50	54.7	↓-0.4	干潮
4/29 21:00	54.7	0
4/29 21:10	54.9	↑0.2
4/29 21:20	55.3	↑0.4
4/29 21:30	56.0	↑0.7
4/29 21:40	57.0	↑1.0
4/29 21:50	58.2	↑1.2
4/29 22:00	59.5	↑1.3
4/29 22:10	61.2	↑1.7
4/29 22:20	63.0	↑1.8
4/29 22:30	65.1	↑2.1
4/29 22:40	67.4	↑2.3
4/29 22:50	69.9	↑2.5
4/29 23:00	72.6	↑2.7
4/29 23:10	75.6	↑3.0
4/29 23:20	78.7	↑3.1
4/29 23:30	82.0	↑3.3
4/29 23:40	85.5	↑3.5
4/29 23:50	89.2	↑3.7