11 (金)	00:31	05:44	11:54	19:07
	101cm	69cm	127cm	36cm
中潮 出 06:53 入 16:02 出 02:15 入 13:44

苫小牧（北海道）2020年12月11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
12/11 00:00	100.3	↑0.5
12/11 00:10	100.7	↑0.4
12/11 00:20	100.9	↑0.2
12/11 00:30	101.0	↑0.1	満潮
12/11 00:40	100.9	↓-0.1
12/11 00:50	100.7	↓-0.2
12/11 01:00	100.3	↓-0.4
12/11 01:10	99.8	↓-0.5
12/11 01:20	99.2	↓-0.6
12/11 01:30	98.5	↓-0.7
12/11 01:40	97.6	↓-0.9
12/11 01:50	96.6	↓-1.0
12/11 02:00	95.5	↓-1.1
12/11 02:10	94.3	↓-1.2
12/11 02:20	93.0	↓-1.3
12/11 02:30	91.6	↓-1.4
12/11 02:40	90.2	↓-1.4
12/11 02:50	88.7	↓-1.5
12/11 03:00	87.1	↓-1.6
12/11 03:10	85.5	↓-1.6
12/11 03:20	83.8	↓-1.7
12/11 03:30	82.2	↓-1.6
12/11 03:40	80.6	↓-1.6
12/11 03:50	78.9	↓-1.7
12/11 04:00	77.4	↓-1.5
12/11 04:10	75.9	↓-1.5
12/11 04:20	74.5	↓-1.4
12/11 04:30	73.2	↓-1.3
12/11 04:40	72.0	↓-1.2
12/11 04:50	70.9	↓-1.1
12/11 05:00	70.0	↓-0.9
12/11 05:10	69.3	↓-0.7
12/11 05:20	68.8	↓-0.5
12/11 05:30	68.4	↓-0.4
12/11 05:40	68.2	↓-0.2	干潮
12/11 05:50	68.3	↑0.1
12/11 06:00	68.5	↑0.2
12/11 06:10	68.9	↑0.4
12/11 06:20	69.5	↑0.6
12/11 06:30	70.4	↑0.9
12/11 06:40	71.4	↑1.0
12/11 06:50	72.5	↑1.1
12/11 07:00	73.9	↑1.4
12/11 07:10	75.4	↑1.5
12/11 07:20	77.0	↑1.6
12/11 07:30	78.8	↑1.8
12/11 07:40	80.7	↑1.9
12/11 07:50	82.7	↑2.0
12/11 08:00	84.8	↑2.1
12/11 08:10	87.0	↑2.2
12/11 08:20	89.3	↑2.3
12/11 08:30	91.6	↑2.3
12/11 08:40	94.0	↑2.4
12/11 08:50	96.4	↑2.4
12/11 09:00	98.9	↑2.5
12/11 09:10	101.3	↑2.4
12/11 09:20	103.7	↑2.4
12/11 09:30	106.1	↑2.4
12/11 09:40	108.4	↑2.3
12/11 09:50	110.7	↑2.3
12/11 10:00	112.9	↑2.2
12/11 10:10	115.0	↑2.1
12/11 10:20	116.9	↑1.9
12/11 10:30	118.7	↑1.8
12/11 10:40	120.4	↑1.7
12/11 10:50	121.9	↑1.5
12/11 11:00	123.2	↑1.3
12/11 11:10	124.2	↑1.0
12/11 11:20	125.1	↑0.9
12/11 11:30	125.8	↑0.7
12/11 11:40	126.2	↑0.4
12/11 11:50	126.4	↑0.2	満潮
12/11 12:00	126.3	↓-0.1
12/11 12:10	126.1	↓-0.2
12/11 12:20	125.6	↓-0.5
12/11 12:30	124.8	↓-0.8
12/11 12:40	123.9	↓-0.9
12/11 12:50	122.7	↓-1.2
12/11 13:00	121.4	↓-1.3
12/11 13:10	119.8	↓-1.6
12/11 13:20	118.1	↓-1.7
12/11 13:30	116.2	↓-1.9
12/11 13:40	114.2	↓-2.0
12/11 13:50	112.0	↓-2.2
12/11 14:00	109.6	↓-2.4
12/11 14:10	107.1	↓-2.5
12/11 14:20	104.5	↓-2.6
12/11 14:30	101.8	↓-2.7
12/11 14:40	98.9	↓-2.9
12/11 14:50	95.9	↓-3.0
12/11 15:00	92.9	↓-3.0
12/11 15:10	89.7	↓-3.2
12/11 15:20	86.5	↓-3.2
12/11 15:30	83.3	↓-3.2
12/11 15:40	80.0	↓-3.3
12/11 15:50	76.6	↓-3.4	最大潮位差
12/11 16:00	73.3	↓-3.3
12/11 16:10	70.0	↓-3.3
12/11 16:20	66.7	↓-3.3
12/11 16:30	63.5	↓-3.2
12/11 16:40	60.4	↓-3.1
12/11 16:50	57.4	↓-3.0
12/11 17:00	54.5	↓-2.9
12/11 17:10	51.8	↓-2.7
12/11 17:20	49.2	↓-2.6
12/11 17:30	46.9	↓-2.3
12/11 17:40	44.7	↓-2.2
12/11 17:50	42.8	↓-1.9
12/11 18:00	41.1	↓-1.7
12/11 18:10	39.6	↓-1.5
12/11 18:20	38.4	↓-1.2
12/11 18:30	37.4	↓-1.0
12/11 18:40	36.7	↓-0.7
12/11 18:50	36.2	↓-0.5
12/11 19:00	35.9	↓-0.3	干潮
12/11 19:10	35.9	0
12/11 19:20	36.1	↑0.2
12/11 19:30	36.5	↑0.4
12/11 19:40	37.1	↑0.6
12/11 19:50	38.0	↑0.9
12/11 20:00	39.0	↑1.0
12/11 20:10	40.3	↑1.3
12/11 20:20	41.7	↑1.4
12/11 20:30	43.3	↑1.6
12/11 20:40	45.1	↑1.8
12/11 20:50	47.1	↑2.0
12/11 21:00	49.3	↑2.2
12/11 21:10	51.6	↑2.3
12/11 21:20	54.0	↑2.4
12/11 21:30	56.6	↑2.6
12/11 21:40	59.4	↑2.8
12/11 21:50	62.2	↑2.8
12/11 22:00	65.1	↑2.9
12/11 22:10	68.1	↑3.0
12/11 22:20	71.1	↑3.0
12/11 22:30	74.1	↑3.0
12/11 22:40	77.2	↑3.1
12/11 22:50	80.2	↑3.0
12/11 23:00	83.2	↑3.0
12/11 23:10	86.1	↑2.9
12/11 23:20	88.9	↑2.8
12/11 23:30	91.6	↑2.7
12/11 23:40	94.1	↑2.5
12/11 23:50	96.5	↑2.4