13 (水)	10:52	01:38	18:35	12:30
	106cm	25cm	133cm	104cm
小潮 出 05:44 入 16:57 出 13:25 入 22:16

苫小牧（北海道）2021年10月13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
10/13 00:00	36.3	↓-2.5
10/13 00:10	34.0	↓-2.3
10/13 00:20	31.9	↓-2.1
10/13 00:30	30.1	↓-1.8
10/13 00:40	28.6	↓-1.5
10/13 00:50	27.4	↓-1.2
10/13 01:00	26.4	↓-1.0
10/13 01:10	25.7	↓-0.7
10/13 01:20	25.2	↓-0.5
10/13 01:30	24.9	↓-0.3	干潮
10/13 01:40	24.9	0
10/13 01:50	25.0	↑0.1
10/13 02:00	25.4	↑0.4
10/13 02:10	25.9	↑0.5
10/13 02:20	26.6	↑0.7
10/13 02:30	27.4	↑0.8
10/13 02:40	28.4	↑1.0
10/13 02:50	29.5	↑1.1
10/13 03:00	30.7	↑1.2
10/13 03:10	32.1	↑1.4
10/13 03:20	33.6	↑1.5
10/13 03:30	35.2	↑1.6
10/13 03:40	37.0	↑1.8
10/13 03:50	38.9	↑1.9
10/13 04:00	41.0	↑2.1
10/13 04:10	43.2	↑2.2
10/13 04:20	45.6	↑2.4
10/13 04:30	48.0	↑2.4
10/13 04:40	50.6	↑2.6
10/13 04:50	53.3	↑2.7
10/13 05:00	56.0	↑2.7
10/13 05:10	58.8	↑2.8
10/13 05:20	61.7	↑2.9
10/13 05:30	64.5	↑2.8
10/13 05:40	67.3	↑2.8
10/13 05:50	70.0	↑2.7
10/13 06:00	72.7	↑2.7
10/13 06:10	75.3	↑2.6
10/13 06:20	77.7	↑2.4
10/13 06:30	80.1	↑2.4
10/13 06:40	82.2	↑2.1
10/13 06:50	84.3	↑2.1
10/13 07:00	86.2	↑1.9
10/13 07:10	87.9	↑1.7
10/13 07:20	89.5	↑1.6
10/13 07:30	91.0	↑1.5
10/13 07:40	92.3	↑1.3
10/13 07:50	93.6	↑1.3
10/13 08:00	94.7	↑1.1
10/13 08:10	95.8	↑1.1
10/13 08:20	96.8	↑1.0
10/13 08:30	97.8	↑1.0
10/13 08:40	98.7	↑0.9
10/13 08:50	99.5	↑0.8
10/13 09:00	100.4	↑0.9
10/13 09:10	101.1	↑0.7
10/13 09:20	101.9	↑0.8
10/13 09:30	102.5	↑0.6
10/13 09:40	103.2	↑0.7
10/13 09:50	103.7	↑0.5
10/13 10:00	104.2	↑0.5
10/13 10:10	104.6	↑0.4
10/13 10:20	104.9	↑0.3
10/13 10:30	105.1	↑0.2
10/13 10:40	105.2	↑0.1
10/13 10:50	105.3	↑0.1	満潮
10/13 11:00	105.2	↓-0.1
10/13 11:10	105.2	0
10/13 11:20	105.0	↓-0.2
10/13 11:30	104.8	↓-0.2
10/13 11:40	104.6	↓-0.2
10/13 11:50	104.4	↓-0.2
10/13 12:00	104.2	↓-0.2
10/13 12:10	104.1	↓-0.1
10/13 12:20	104.0	↓-0.1	干潮
10/13 12:30	103.9	↓-0.1	干潮
10/13 12:40	104.0	↑0.1
10/13 12:50	104.1	↑0.1
10/13 13:00	104.4	↑0.3
10/13 13:10	104.7	↑0.3
10/13 13:20	105.1	↑0.4
10/13 13:30	105.7	↑0.6
10/13 13:40	106.3	↑0.6
10/13 13:50	107.0	↑0.7
10/13 14:00	107.7	↑0.7
10/13 14:10	108.5	↑0.8
10/13 14:20	109.3	↑0.8
10/13 14:30	110.2	↑0.9
10/13 14:40	111.1	↑0.9
10/13 14:50	112.0	↑0.9
10/13 15:00	113.0	↑1.0
10/13 15:10	113.9	↑0.9
10/13 15:20	114.9	↑1.0
10/13 15:30	115.9	↑1.0
10/13 15:40	116.9	↑1.0
10/13 15:50	117.9	↑1.0
10/13 16:00	119.0	↑1.1
10/13 16:10	120.1	↑1.1
10/13 16:20	121.2	↑1.1
10/13 16:30	122.3	↑1.1
10/13 16:40	123.4	↑1.1
10/13 16:50	124.5	↑1.1
10/13 17:00	125.7	↑1.2
10/13 17:10	126.8	↑1.1
10/13 17:20	127.8	↑1.0
10/13 17:30	128.9	↑1.1
10/13 17:40	129.8	↑0.9
10/13 17:50	130.6	↑0.8
10/13 18:00	131.3	↑0.7
10/13 18:10	131.8	↑0.5
10/13 18:20	132.2	↑0.4
10/13 18:30	132.4	↑0.2	満潮
10/13 18:40	132.4	0
10/13 18:50	132.1	↓-0.3
10/13 19:00	131.7	↓-0.4
10/13 19:10	131.0	↓-0.7
10/13 19:20	130.0	↓-1.0
10/13 19:30	128.9	↓-1.1
10/13 19:40	127.5	↓-1.4
10/13 19:50	126.0	↓-1.5
10/13 20:00	124.3	↓-1.7
10/13 20:10	122.4	↓-1.9
10/13 20:20	120.3	↓-2.1
10/13 20:30	118.1	↓-2.2
10/13 20:40	115.9	↓-2.2
10/13 20:50	113.5	↓-2.4
10/13 21:00	111.0	↓-2.5
10/13 21:10	108.5	↓-2.5
10/13 21:20	105.9	↓-2.6
10/13 21:30	103.3	↓-2.6
10/13 21:40	100.7	↓-2.6
10/13 21:50	98.0	↓-2.7
10/13 22:00	95.2	↓-2.8
10/13 22:10	92.4	↓-2.8
10/13 22:20	89.6	↓-2.8
10/13 22:30	86.8	↓-2.8
10/13 22:40	83.9	↓-2.9
10/13 22:50	81.0	↓-2.9
10/13 23:00	78.1	↓-2.9
10/13 23:10	75.1	↓-3.0	最大潮位差
10/13 23:20	72.2	↓-2.9
10/13 23:30	69.3	↓-2.9
10/13 23:40	66.4	↓-2.9
10/13 23:50	63.5	↓-2.9