18 (土)	08:07	01:50	20:30	14:25
	159cm	43cm	141cm	47cm
小潮 出 06:26 入 17:27 出 09:46 入 23:22

第一海堡（千葉）2040年02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
2/18 00:00	64.8	↓-3.9
2/18 00:10	61.2	↓-3.6
2/18 00:20	57.8	↓-3.4
2/18 00:30	54.7	↓-3.1
2/18 00:40	51.9	↓-2.8
2/18 00:50	49.4	↓-2.5
2/18 01:00	47.3	↓-2.1
2/18 01:10	45.6	↓-1.7
2/18 01:20	44.2	↓-1.4
2/18 01:30	43.3	↓-0.9
2/18 01:40	42.7	↓-0.6	干潮
2/18 01:50	42.6	↓-0.1	干潮
2/18 02:00	42.8	↑0.2
2/18 02:10	43.4	↑0.6
2/18 02:20	44.5	↑1.1
2/18 02:30	45.9	↑1.4
2/18 02:40	47.7	↑1.8
2/18 02:50	49.9	↑2.2
2/18 03:00	52.5	↑2.6
2/18 03:10	55.3	↑2.8
2/18 03:20	58.5	↑3.2
2/18 03:30	62.0	↑3.5
2/18 03:40	65.8	↑3.8
2/18 03:50	69.8	↑4.0
2/18 04:00	74.0	↑4.2
2/18 04:10	78.4	↑4.4
2/18 04:20	83.0	↑4.6
2/18 04:30	87.6	↑4.6
2/18 04:40	92.4	↑4.8
2/18 04:50	97.2	↑4.8
2/18 05:00	102.1	↑4.9	最大潮位差
2/18 05:10	106.9	↑4.8
2/18 05:20	111.7	↑4.8
2/18 05:30	116.5	↑4.8
2/18 05:40	121.1	↑4.6
2/18 05:50	125.5	↑4.4
2/18 06:00	129.8	↑4.3
2/18 06:10	133.9	↑4.1
2/18 06:20	137.8	↑3.9
2/18 06:30	141.4	↑3.6
2/18 06:40	144.7	↑3.3
2/18 06:50	147.7	↑3.0
2/18 07:00	150.4	↑2.7
2/18 07:10	152.7	↑2.3
2/18 07:20	154.7	↑2.0
2/18 07:30	156.3	↑1.6
2/18 07:40	157.5	↑1.2
2/18 07:50	158.3	↑0.8
2/18 08:00	158.8	↑0.5	満潮
2/18 08:10	158.8	0
2/18 08:20	158.4	↓-0.4
2/18 08:30	157.7	↓-0.7
2/18 08:40	156.5	↓-1.2
2/18 08:50	155.0	↓-1.5
2/18 09:00	153.1	↓-1.9
2/18 09:10	150.8	↓-2.3
2/18 09:20	148.2	↓-2.6
2/18 09:30	145.3	↓-2.9
2/18 09:40	142.1	↓-3.2
2/18 09:50	138.7	↓-3.4
2/18 10:00	134.9	↓-3.8
2/18 10:10	131.0	↓-3.9
2/18 10:20	126.8	↓-4.2
2/18 10:30	122.5	↓-4.3
2/18 10:40	118.1	↓-4.4
2/18 10:50	113.5	↓-4.6
2/18 11:00	108.9	↓-4.6
2/18 11:10	104.3	↓-4.6
2/18 11:20	99.6	↓-4.7
2/18 11:30	95.0	↓-4.6
2/18 11:40	90.4	↓-4.6
2/18 11:50	85.9	↓-4.5
2/18 12:00	81.5	↓-4.4
2/18 12:10	77.3	↓-4.2
2/18 12:20	73.2	↓-4.1
2/18 12:30	69.4	↓-3.8
2/18 12:40	65.8	↓-3.6
2/18 12:50	62.4	↓-3.4
2/18 13:00	59.4	↓-3.0
2/18 13:10	56.6	↓-2.8
2/18 13:20	54.1	↓-2.5
2/18 13:30	52.0	↓-2.1
2/18 13:40	50.2	↓-1.8
2/18 13:50	48.7	↓-1.5
2/18 14:00	47.7	↓-1.0
2/18 14:10	46.9	↓-0.8
2/18 14:20	46.6	↓-0.3	干潮
2/18 14:30	46.6	0
2/18 14:40	47.0	↑0.4
2/18 14:50	47.7	↑0.7
2/18 15:00	48.8	↑1.1
2/18 15:10	50.3	↑1.5
2/18 15:20	52.0	↑1.7
2/18 15:30	54.1	↑2.1
2/18 15:40	56.5	↑2.4
2/18 15:50	59.1	↑2.6
2/18 16:00	62.1	↑3.0
2/18 16:10	65.2	↑3.1
2/18 16:20	68.5	↑3.3
2/18 16:30	72.1	↑3.6
2/18 16:40	75.8	↑3.7
2/18 16:50	79.6	↑3.8
2/18 17:00	83.5	↑3.9
2/18 17:10	87.5	↑4.0
2/18 17:20	91.5	↑4.0
2/18 17:30	95.5	↑4.0
2/18 17:40	99.5	↑4.0
2/18 17:50	103.5	↑4.0
2/18 18:00	107.3	↑3.8
2/18 18:10	111.1	↑3.8
2/18 18:20	114.8	↑3.7
2/18 18:30	118.2	↑3.4
2/18 18:40	121.5	↑3.3
2/18 18:50	124.6	↑3.1
2/18 19:00	127.4	↑2.8
2/18 19:10	130.0	↑2.6
2/18 19:20	132.4	↑2.4
2/18 19:30	134.4	↑2.0
2/18 19:40	136.2	↑1.8
2/18 19:50	137.6	↑1.4
2/18 20:00	138.7	↑1.1
2/18 20:10	139.5	↑0.8
2/18 20:20	140.0	↑0.5	満潮
2/18 20:30	140.1	↑0.1	満潮
2/18 20:40	140.0	↓-0.1
2/18 20:50	139.4	↓-0.6
2/18 21:00	138.6	↓-0.8
2/18 21:10	137.5	↓-1.1
2/18 21:20	136.0	↓-1.5
2/18 21:30	134.3	↓-1.7
2/18 21:40	132.3	↓-2.0
2/18 21:50	130.0	↓-2.3
2/18 22:00	127.5	↓-2.5
2/18 22:10	124.8	↓-2.7
2/18 22:20	121.9	↓-2.9
2/18 22:30	118.8	↓-3.1
2/18 22:40	115.6	↓-3.2
2/18 22:50	112.2	↓-3.4
2/18 23:00	108.8	↓-3.4
2/18 23:10	105.3	↓-3.5
2/18 23:20	101.7	↓-3.6
2/18 23:30	98.2	↓-3.5
2/18 23:40	94.6	↓-3.6
2/18 23:50	91.1	↓-3.5