9 (火)	04:56	11:41	18:10	23:35
	133cm	14cm	119cm	69cm
中潮 出 05:04 入 18:09 出 07:24 入 22:03 潮干狩り ◎ 09:58～13:38

苫小牧（北海道）2019年04月9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
4/9 00:00	63.5	↑1.5
4/9 00:10	65.1	↑1.6
4/9 00:20	66.9	↑1.8
4/9 00:30	68.9	↑2.0
4/9 00:40	71.1	↑2.2
4/9 00:50	73.3	↑2.2
4/9 01:00	75.7	↑2.4
4/9 01:10	78.1	↑2.4
4/9 01:20	80.7	↑2.6
4/9 01:30	83.3	↑2.6
4/9 01:40	86.0	↑2.7
4/9 01:50	88.8	↑2.8
4/9 02:00	91.7	↑2.9
4/9 02:10	94.6	↑2.9
4/9 02:20	97.7	↑3.1
4/9 02:30	100.7	↑3.0
4/9 02:40	103.8	↑3.1
4/9 02:50	106.9	↑3.1
4/9 03:00	110.0	↑3.1
4/9 03:10	113.1	↑3.1
4/9 03:20	116.1	↑3.0
4/9 03:30	118.9	↑2.8
4/9 03:40	121.6	↑2.7
4/9 03:50	124.0	↑2.4
4/9 04:00	126.2	↑2.2
4/9 04:10	128.1	↑1.9
4/9 04:20	129.7	↑1.6
4/9 04:30	130.9	↑1.2
4/9 04:40	131.7	↑0.8
4/9 04:50	132.1	↑0.4	満潮
4/9 05:00	132.1	0
4/9 05:10	131.7	↓-0.4
4/9 05:20	130.9	↓-0.8
4/9 05:30	129.7	↓-1.2
4/9 05:40	128.1	↓-1.6
4/9 05:50	126.2	↓-1.9
4/9 06:00	123.9	↓-2.3
4/9 06:10	121.4	↓-2.5
4/9 06:20	118.7	↓-2.7
4/9 06:30	115.7	↓-3.0
4/9 06:40	112.5	↓-3.2
4/9 06:50	109.2	↓-3.3
4/9 07:00	105.7	↓-3.5
4/9 07:10	102.1	↓-3.6
4/9 07:20	98.4	↓-3.7
4/9 07:30	94.6	↓-3.8
4/9 07:40	90.8	↓-3.8
4/9 07:50	86.8	↓-4.0
4/9 08:00	82.8	↓-4.0
4/9 08:10	78.7	↓-4.1
4/9 08:20	74.5	↓-4.2
4/9 08:30	70.3	↓-4.2
4/9 08:40	66.0	↓-4.3
4/9 08:50	61.7	↓-4.3
4/9 09:00	57.4	↓-4.3
4/9 09:10	53.1	↓-4.3
4/9 09:20	48.8	↓-4.3
4/9 09:30	44.6	↓-4.2
4/9 09:40	40.5	↓-4.1
4/9 09:50	36.6	↓-3.9
4/9 10:00	32.9	↓-3.7
4/9 10:10	29.4	↓-3.5
4/9 10:20	26.2	↓-3.2
4/9 10:30	23.3	↓-2.9
4/9 10:40	20.7	↓-2.6
4/9 10:50	18.5	↓-2.2
4/9 11:00	16.7	↓-1.8
4/9 11:10	15.3	↓-1.4
4/9 11:20	14.3	↓-1.0
4/9 11:30	13.7	↓-0.6
4/9 11:40	13.5	↓-0.2	干潮
4/9 11:50	13.7	↑0.2
4/9 12:00	14.3	↑0.6
4/9 12:10	15.1	↑0.8
4/9 12:20	16.3	↑1.2
4/9 12:30	17.8	↑1.5
4/9 12:40	19.6	↑1.8
4/9 12:50	21.6	↑2.0
4/9 13:00	23.8	↑2.2
4/9 13:10	26.3	↑2.5
4/9 13:20	28.9	↑2.6
4/9 13:30	31.7	↑2.8
4/9 13:40	34.7	↑3.0
4/9 13:50	37.9	↑3.2
4/9 14:00	41.2	↑3.3
4/9 14:10	44.7	↑3.5
4/9 14:20	48.4	↑3.7
4/9 14:30	52.2	↑3.8
4/9 14:40	56.1	↑3.9
4/9 14:50	60.2	↑4.1
4/9 15:00	64.4	↑4.2
4/9 15:10	68.6	↑4.2
4/9 15:20	72.9	↑4.3
4/9 15:30	77.3	↑4.4	最大潮位差
4/9 15:40	81.6	↑4.3
4/9 15:50	85.9	↑4.3
4/9 16:00	90.0	↑4.1
4/9 16:10	94.0	↑4.0
4/9 16:20	97.8	↑3.8
4/9 16:30	101.4	↑3.6
4/9 16:40	104.7	↑3.3
4/9 16:50	107.6	↑2.9
4/9 17:00	110.3	↑2.7
4/9 17:10	112.5	↑2.2
4/9 17:20	114.4	↑1.9
4/9 17:30	116.0	↑1.6
4/9 17:40	117.1	↑1.1
4/9 17:50	117.9	↑0.8
4/9 18:00	118.4	↑0.5	満潮
4/9 18:10	118.5	↑0.1	満潮
4/9 18:20	118.3	↓-0.2
4/9 18:30	117.9	↓-0.4
4/9 18:40	117.3	↓-0.6
4/9 18:50	116.4	↓-0.9
4/9 19:00	115.3	↓-1.1
4/9 19:10	114.1	↓-1.2
4/9 19:20	112.8	↓-1.3
4/9 19:30	111.3	↓-1.5
4/9 19:40	109.8	↓-1.5
4/9 19:50	108.1	↓-1.7
4/9 20:00	106.3	↓-1.8
4/9 20:10	104.5	↓-1.8
4/9 20:20	102.6	↓-1.9
4/9 20:30	100.6	↓-2.0
4/9 20:40	98.5	↓-2.1
4/9 20:50	96.3	↓-2.2
4/9 21:00	94.1	↓-2.2
4/9 21:10	91.8	↓-2.3
4/9 21:20	89.5	↓-2.3
4/9 21:30	87.1	↓-2.4
4/9 21:40	84.8	↓-2.3
4/9 21:50	82.4	↓-2.4
4/9 22:00	80.2	↓-2.2
4/9 22:10	78.0	↓-2.2
4/9 22:20	76.0	↓-2.0
4/9 22:30	74.2	↓-1.8
4/9 22:40	72.5	↓-1.7
4/9 22:50	71.1	↓-1.4
4/9 23:00	70.0	↓-1.1
4/9 23:10	69.1	↓-0.9
4/9 23:20	68.5	↓-0.6
4/9 23:30	68.2	↓-0.3	干潮
4/9 23:40	68.3	↑0.1
4/9 23:50	68.6	↑0.3