18 (水)	04:20	10:19	16:10	22:26
	129cm	44cm	133cm	34cm
大潮 出 05:41 入 17:45 出 06:32 入 18:50

苫小牧（北海道）2037年03月18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
3/18 00:00	48.1	↑2.9
3/18 00:10	51.3	↑3.2
3/18 00:20	54.7	↑3.4
3/18 00:30	58.4	↑3.7
3/18 00:40	62.2	↑3.8
3/18 00:50	66.3	↑4.1
3/18 01:00	70.5	↑4.2
3/18 01:10	74.8	↑4.3
3/18 01:20	79.2	↑4.4
3/18 01:30	83.7	↑4.5	最大潮位差
3/18 01:40	88.2	↑4.5	最大潮位差
3/18 01:50	92.6	↑4.4
3/18 02:00	96.9	↑4.3
3/18 02:10	101.1	↑4.2
3/18 02:20	105.1	↑4.0
3/18 02:30	108.8	↑3.7
3/18 02:40	112.2	↑3.4
3/18 02:50	115.4	↑3.2
3/18 03:00	118.2	↑2.8
3/18 03:10	120.6	↑2.4
3/18 03:20	122.7	↑2.1
3/18 03:30	124.4	↑1.7
3/18 03:40	125.8	↑1.4
3/18 03:50	126.8	↑1.0
3/18 04:00	127.5	↑0.7
3/18 04:10	127.9	↑0.4	満潮
3/18 04:20	128.0	↑0.1	満潮
3/18 04:30	127.9	↓-0.1
3/18 04:40	127.5	↓-0.4
3/18 04:50	126.8	↓-0.7
3/18 05:00	125.9	↓-0.9
3/18 05:10	124.8	↓-1.1
3/18 05:20	123.4	↓-1.4
3/18 05:30	121.9	↓-1.5
3/18 05:40	120.1	↓-1.8
3/18 05:50	118.1	↓-2.0
3/18 06:00	115.9	↓-2.2
3/18 06:10	113.4	↓-2.5
3/18 06:20	110.7	↓-2.7
3/18 06:30	107.7	↓-3.0
3/18 06:40	104.6	↓-3.1
3/18 06:50	101.2	↓-3.4
3/18 07:00	97.6	↓-3.6
3/18 07:10	93.9	↓-3.7
3/18 07:20	90.0	↓-3.9
3/18 07:30	86.0	↓-4.0
3/18 07:40	82.0	↓-4.0
3/18 07:50	77.9	↓-4.1
3/18 08:00	73.9	↓-4.0
3/18 08:10	70.0	↓-3.9
3/18 08:20	66.2	↓-3.8
3/18 08:30	62.6	↓-3.6
3/18 08:40	59.2	↓-3.4
3/18 08:50	56.1	↓-3.1
3/18 09:00	53.2	↓-2.9
3/18 09:10	50.8	↓-2.4
3/18 09:20	48.6	↓-2.2
3/18 09:30	46.8	↓-1.8
3/18 09:40	45.4	↓-1.4
3/18 09:50	44.3	↓-1.1
3/18 10:00	43.6	↓-0.7
3/18 10:10	43.2	↓-0.4	干潮
3/18 10:20	43.1	↓-0.1
3/18 10:30	43.3	↑0.2
3/18 10:40	43.8	↑0.5
3/18 10:50	44.6	↑0.8
3/18 11:00	45.6	↑1.0
3/18 11:10	46.9	↑1.3
3/18 11:20	48.4	↑1.5
3/18 11:30	50.2	↑1.8
3/18 11:40	52.2	↑2.0
3/18 11:50	54.4	↑2.2
3/18 12:00	56.9	↑2.5
3/18 12:10	59.6	↑2.7
3/18 12:20	62.5	↑2.9
3/18 12:30	65.7	↑3.2
3/18 12:40	69.1	↑3.4
3/18 12:50	72.7	↑3.6
3/18 13:00	76.5	↑3.8
3/18 13:10	80.5	↑4.0
3/18 13:20	84.6	↑4.1
3/18 13:30	88.8	↑4.2
3/18 13:40	93.1	↑4.3
3/18 13:50	97.4	↑4.3
3/18 14:00	101.6	↑4.2
3/18 14:10	105.8	↑4.2
3/18 14:20	109.8	↑4.0
3/18 14:30	113.6	↑3.8
3/18 14:40	117.2	↑3.6
3/18 14:50	120.4	↑3.2
3/18 15:00	123.4	↑3.0
3/18 15:10	125.9	↑2.5
3/18 15:20	128.1	↑2.2
3/18 15:30	129.8	↑1.7
3/18 15:40	131.2	↑1.4
3/18 15:50	132.1	↑0.9
3/18 16:00	132.7	↑0.6	満潮
3/18 16:10	132.8	↑0.1	満潮
3/18 16:20	132.6	↓-0.2
3/18 16:30	132.1	↓-0.5
3/18 16:40	131.2	↓-0.9
3/18 16:50	130.0	↓-1.2
3/18 17:00	128.6	↓-1.4
3/18 17:10	126.9	↓-1.7
3/18 17:20	125.0	↓-1.9
3/18 17:30	122.8	↓-2.2
3/18 17:40	120.5	↓-2.3
3/18 17:50	118.0	↓-2.5
3/18 18:00	115.2	↓-2.8
3/18 18:10	112.3	↓-2.9
3/18 18:20	109.2	↓-3.1
3/18 18:30	105.9	↓-3.3
3/18 18:40	102.4	↓-3.5
3/18 18:50	98.8	↓-3.6
3/18 19:00	94.9	↓-3.9
3/18 19:10	91.0	↓-3.9
3/18 19:20	86.8	↓-4.2
3/18 19:30	82.6	↓-4.2
3/18 19:40	78.3	↓-4.3
3/18 19:50	74.0	↓-4.3
3/18 20:00	69.7	↓-4.3
3/18 20:10	65.4	↓-4.3
3/18 20:20	61.3	↓-4.1
3/18 20:30	57.3	↓-4.0
3/18 20:40	53.4	↓-3.9
3/18 20:50	49.9	↓-3.5
3/18 21:00	46.6	↓-3.3
3/18 21:10	43.6	↓-3.0
3/18 21:20	41.0	↓-2.6
3/18 21:30	38.8	↓-2.2
3/18 21:40	36.9	↓-1.9
3/18 21:50	35.4	↓-1.5
3/18 22:00	34.4	↓-1.0
3/18 22:10	33.7	↓-0.7
3/18 22:20	33.3	↓-0.4	干潮
3/18 22:30	33.3	0
3/18 22:40	33.6	↑0.3
3/18 22:50	34.3	↑0.7
3/18 23:00	35.2	↑0.9
3/18 23:10	36.3	↑1.1
3/18 23:20	37.8	↑1.5
3/18 23:30	39.4	↑1.6
3/18 23:40	41.3	↑1.9
3/18 23:50	43.3	↑2.0