3 (水)	05:40	11:56	18:04	-
	134cm	35cm	125cm	-
中潮 出 06:07 入 17:27 出 22:09 入 08:19

苫小牧（北海道）2021年03月3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
3/3 00:00	34.0	↑0.7
3/3 00:10	35.1	↑1.1
3/3 00:20	36.4	↑1.3
3/3 00:30	38.0	↑1.6
3/3 00:40	39.9	↑1.9
3/3 00:50	42.1	↑2.2
3/3 01:00	44.4	↑2.3
3/3 01:10	47.0	↑2.6
3/3 01:20	49.8	↑2.8
3/3 01:30	52.8	↑3.0
3/3 01:40	56.0	↑3.2
3/3 01:50	59.5	↑3.5
3/3 02:00	63.1	↑3.6
3/3 02:10	66.9	↑3.8
3/3 02:20	70.8	↑3.9
3/3 02:30	75.0	↑4.2
3/3 02:40	79.2	↑4.2
3/3 02:50	83.6	↑4.4
3/3 03:00	88.0	↑4.4
3/3 03:10	92.5	↑4.5	最大潮位差
3/3 03:20	96.9	↑4.4
3/3 03:30	101.3	↑4.4
3/3 03:40	105.6	↑4.3
3/3 03:50	109.7	↑4.1
3/3 04:00	113.7	↑4.0
3/3 04:10	117.3	↑3.6
3/3 04:20	120.7	↑3.4
3/3 04:30	123.7	↑3.0
3/3 04:40	126.4	↑2.7
3/3 04:50	128.6	↑2.2
3/3 05:00	130.5	↑1.9
3/3 05:10	131.9	↑1.4
3/3 05:20	132.9	↑1.0
3/3 05:30	133.4	↑0.5	満潮
3/3 05:40	133.6	↑0.2	満潮
3/3 05:50	133.3	↓-0.3
3/3 06:00	132.7	↓-0.6
3/3 06:10	131.8	↓-0.9
3/3 06:20	130.5	↓-1.3
3/3 06:30	129.0	↓-1.5
3/3 06:40	127.2	↓-1.8
3/3 06:50	125.1	↓-2.1
3/3 07:00	122.9	↓-2.2
3/3 07:10	120.4	↓-2.5
3/3 07:20	117.7	↓-2.7
3/3 07:30	114.9	↓-2.8
3/3 07:40	111.9	↓-3.0
3/3 07:50	108.7	↓-3.2
3/3 08:00	105.4	↓-3.3
3/3 08:10	101.9	↓-3.5
3/3 08:20	98.3	↓-3.6
3/3 08:30	94.5	↓-3.8
3/3 08:40	90.7	↓-3.8
3/3 08:50	86.7	↓-4.0
3/3 09:00	82.6	↓-4.1
3/3 09:10	78.5	↓-4.1
3/3 09:20	74.4	↓-4.1
3/3 09:30	70.2	↓-4.2
3/3 09:40	66.2	↓-4.0
3/3 09:50	62.2	↓-4.0
3/3 10:00	58.4	↓-3.8
3/3 10:10	54.7	↓-3.7
3/3 10:20	51.3	↓-3.4
3/3 10:30	48.1	↓-3.2
3/3 10:40	45.2	↓-2.9
3/3 10:50	42.7	↓-2.5
3/3 11:00	40.5	↓-2.2
3/3 11:10	38.7	↓-1.8
3/3 11:20	37.2	↓-1.5
3/3 11:30	36.1	↓-1.1
3/3 11:40	35.4	↓-0.7
3/3 11:50	35.0	↓-0.4	干潮
3/3 12:00	35.0	0
3/3 12:10	35.3	↑0.3
3/3 12:20	35.9	↑0.6
3/3 12:30	36.9	↑1.0
3/3 12:40	38.0	↑1.1
3/3 12:50	39.5	↑1.5
3/3 13:00	41.1	↑1.6
3/3 13:10	43.0	↑1.9
3/3 13:20	45.0	↑2.0
3/3 13:30	47.3	↑2.3
3/3 13:40	49.8	↑2.5
3/3 13:50	52.4	↑2.6
3/3 14:00	55.2	↑2.8
3/3 14:10	58.2	↑3.0
3/3 14:20	61.3	↑3.1
3/3 14:30	64.7	↑3.4
3/3 14:40	68.1	↑3.4
3/3 14:50	71.7	↑3.6
3/3 15:00	75.5	↑3.8
3/3 15:10	79.3	↑3.8
3/3 15:20	83.2	↑3.9
3/3 15:30	87.2	↑4.0
3/3 15:40	91.1	↑3.9
3/3 15:50	95.0	↑3.9
3/3 16:00	98.9	↑3.9
3/3 16:10	102.6	↑3.7
3/3 16:20	106.1	↑3.5
3/3 16:30	109.4	↑3.3
3/3 16:40	112.4	↑3.0
3/3 16:50	115.2	↑2.8
3/3 17:00	117.6	↑2.4
3/3 17:10	119.7	↑2.1
3/3 17:20	121.4	↑1.7
3/3 17:30	122.7	↑1.3
3/3 17:40	123.7	↑1.0
3/3 17:50	124.3	↑0.6
3/3 18:00	124.6	↑0.3	満潮
3/3 18:10	124.5	↓-0.1
3/3 18:20	124.2	↓-0.3
3/3 18:30	123.5	↓-0.7
3/3 18:40	122.6	↓-0.9
3/3 18:50	121.4	↓-1.2
3/3 19:00	120.0	↓-1.4
3/3 19:10	118.4	↓-1.6
3/3 19:20	116.7	↓-1.7
3/3 19:30	114.7	↓-2.0
3/3 19:40	112.7	↓-2.0
3/3 19:50	110.5	↓-2.2
3/3 20:00	108.1	↓-2.4
3/3 20:10	105.6	↓-2.5
3/3 20:20	103.0	↓-2.6
3/3 20:30	100.2	↓-2.8
3/3 20:40	97.4	↓-2.8
3/3 20:50	94.4	↓-3.0
3/3 21:00	91.3	↓-3.1
3/3 21:10	88.1	↓-3.2
3/3 21:20	84.8	↓-3.3
3/3 21:30	81.5	↓-3.3
3/3 21:40	78.1	↓-3.4
3/3 21:50	74.8	↓-3.3
3/3 22:00	71.5	↓-3.3
3/3 22:10	68.3	↓-3.2
3/3 22:20	65.2	↓-3.1
3/3 22:30	62.2	↓-3.0
3/3 22:40	59.5	↓-2.7
3/3 22:50	57.0	↓-2.5
3/3 23:00	54.7	↓-2.3
3/3 23:10	52.8	↓-1.9
3/3 23:20	51.1	↓-1.7
3/3 23:30	49.8	↓-1.3
3/3 23:40	48.9	↓-0.9
3/3 23:50	48.3	↓-0.6