01 (日)	03:51	10:38	17:19	22:37
	142cm	3cm	128cm	65cm
中潮 出 05:17 入 18:00 出 21:06 入 05:57 潮干狩り ◎ 08:36～12:57

苫小牧（北海道）2029年04月01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
4/1 00:00	72.8	↑2.8
4/1 00:10	75.7	↑2.9
4/1 00:20	78.8	↑3.1
4/1 00:30	82.2	↑3.4
4/1 00:40	85.7	↑3.5
4/1 00:50	89.3	↑3.6
4/1 01:00	93.1	↑3.8
4/1 01:10	97.0	↑3.9
4/1 01:20	101.0	↑4.0
4/1 01:30	105.1	↑4.1
4/1 01:40	109.2	↑4.1
4/1 01:50	113.2	↑4.0
4/1 02:00	117.2	↑4.0
4/1 02:10	121.0	↑3.8
4/1 02:20	124.7	↑3.7
4/1 02:30	128.0	↑3.3
4/1 02:40	131.2	↑3.2
4/1 02:50	133.9	↑2.7
4/1 03:00	136.3	↑2.4
4/1 03:10	138.3	↑2.0
4/1 03:20	139.9	↑1.6
4/1 03:30	141.0	↑1.1
4/1 03:40	141.7	↑0.7
4/1 03:50	141.9	↑0.2	満潮
4/1 04:00	141.7	↓-0.2
4/1 04:10	141.0	↓-0.7
4/1 04:20	139.9	↓-1.1
4/1 04:30	138.4	↓-1.5
4/1 04:40	136.6	↓-1.8
4/1 04:50	134.4	↓-2.2
4/1 05:00	131.9	↓-2.5
4/1 05:10	129.2	↓-2.7
4/1 05:20	126.1	↓-3.1
4/1 05:30	122.8	↓-3.3
4/1 05:40	119.3	↓-3.5
4/1 05:50	115.6	↓-3.7
4/1 06:00	111.7	↓-3.9
4/1 06:10	107.5	↓-4.2
4/1 06:20	103.2	↓-4.3
4/1 06:30	98.7	↓-4.5
4/1 06:40	94.0	↓-4.7
4/1 06:50	89.1	↓-4.9
4/1 07:00	84.1	↓-5.0
4/1 07:10	79.0	↓-5.1
4/1 07:20	73.7	↓-5.3
4/1 07:30	68.3	↓-5.4
4/1 07:40	62.9	↓-5.4
4/1 07:50	57.4	↓-5.5	最大潮位差
4/1 08:00	52.0	↓-5.4
4/1 08:10	46.7	↓-5.3
4/1 08:20	41.5	↓-5.2
4/1 08:30	36.4	↓-5.1
4/1 08:40	31.6	↓-4.8
4/1 08:50	27.0	↓-4.6
4/1 09:00	22.8	↓-4.2
4/1 09:10	18.9	↓-3.9
4/1 09:20	15.4	↓-3.5
4/1 09:30	12.3	↓-3.1
4/1 09:40	9.6	↓-2.7
4/1 09:50	7.4	↓-2.2
4/1 10:00	5.6	↓-1.8
4/1 10:10	4.3	↓-1.3
4/1 10:20	3.4	↓-0.9
4/1 10:30	2.9	↓-0.5	干潮
4/1 10:40	2.8	↓-0.1
4/1 10:50	3.1	↑0.3
4/1 11:00	3.8	↑0.7
4/1 11:10	4.8	↑1.0
4/1 11:20	6.2	↑1.4
4/1 11:30	7.8	↑1.6
4/1 11:40	9.8	↑2.0
4/1 11:50	12.0	↑2.2
4/1 12:00	14.5	↑2.5
4/1 12:10	17.3	↑2.8
4/1 12:20	20.4	↑3.1
4/1 12:30	23.7	↑3.3
4/1 12:40	27.3	↑3.6
4/1 12:50	31.2	↑3.9
4/1 13:00	35.3	↑4.1
4/1 13:10	39.7	↑4.4
4/1 13:20	44.3	↑4.6
4/1 13:30	49.1	↑4.8
4/1 13:40	54.1	↑5.0
4/1 13:50	59.2	↑5.1
4/1 14:00	64.4	↑5.2
4/1 14:10	69.7	↑5.3
4/1 14:20	75.0	↑5.3
4/1 14:30	80.3	↑5.3
4/1 14:40	85.4	↑5.1
4/1 14:50	90.4	↑5.0
4/1 15:00	95.2	↑4.8
4/1 15:10	99.8	↑4.6
4/1 15:20	104.0	↑4.2
4/1 15:30	107.9	↑3.9
4/1 15:40	111.5	↑3.6
4/1 15:50	114.7	↑3.2
4/1 16:00	117.6	↑2.9
4/1 16:10	120.0	↑2.4
4/1 16:20	122.1	↑2.1
4/1 16:30	123.8	↑1.7
4/1 16:40	125.1	↑1.3
4/1 16:50	126.1	↑1.0
4/1 17:00	126.7	↑0.6
4/1 17:10	127.1	↑0.4	満潮
4/1 17:20	127.1	0
4/1 17:30	127.0	↓-0.1
4/1 17:40	126.5	↓-0.5
4/1 17:50	125.9	↓-0.6
4/1 18:00	125.0	↓-0.9
4/1 18:10	123.9	↓-1.1
4/1 18:20	122.6	↓-1.3
4/1 18:30	121.1	↓-1.5
4/1 18:40	119.4	↓-1.7
4/1 18:50	117.5	↓-1.9
4/1 19:00	115.4	↓-2.1
4/1 19:10	113.1	↓-2.3
4/1 19:20	110.6	↓-2.5
4/1 19:30	107.9	↓-2.7
4/1 19:40	105.0	↓-2.9
4/1 19:50	102.0	↓-3.0
4/1 20:00	98.8	↓-3.2
4/1 20:10	95.6	↓-3.2
4/1 20:20	92.3	↓-3.3
4/1 20:30	89.1	↓-3.2
4/1 20:40	85.8	↓-3.3
4/1 20:50	82.7	↓-3.1
4/1 21:00	79.7	↓-3.0
4/1 21:10	76.9	↓-2.8
4/1 21:20	74.2	↓-2.7
4/1 21:30	71.9	↓-2.3
4/1 21:40	69.8	↓-2.1
4/1 21:50	68.1	↓-1.7
4/1 22:00	66.7	↓-1.4
4/1 22:10	65.6	↓-1.1
4/1 22:20	64.9	↓-0.7
4/1 22:30	64.5	↓-0.4	干潮
4/1 22:40	64.5	0
4/1 22:50	64.8	↑0.3
4/1 23:00	65.4	↑0.6
4/1 23:10	66.3	↑0.9
4/1 23:20	67.4	↑1.1
4/1 23:30	68.8	↑1.4
4/1 23:40	70.4	↑1.6
4/1 23:50	72.2	↑1.8