20 (月)	09:00	02:47	23:27	16:40
	160cm	98cm	124cm	66cm
小潮 出 06:19 入 17:24 出 10:44 入 00:18

千葉灯標（千葉）2040年02月20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
2/20 00:00	119.3	↓-2.0
2/20 00:10	117.4	↓-1.9
2/20 00:20	115.4	↓-2.0
2/20 00:30	113.4	↓-2.0
2/20 00:40	111.5	↓-1.9
2/20 00:50	109.6	↓-1.9
2/20 01:00	107.7	↓-1.9
2/20 01:10	106.0	↓-1.7
2/20 01:20	104.3	↓-1.7
2/20 01:30	102.8	↓-1.5
2/20 01:40	101.5	↓-1.3
2/20 01:50	100.3	↓-1.2
2/20 02:00	99.3	↓-1.0
2/20 02:10	98.4	↓-0.9
2/20 02:20	97.8	↓-0.6
2/20 02:30	97.3	↓-0.5
2/20 02:40	97.1	↓-0.2	干潮
2/20 02:50	97.1	0
2/20 03:00	97.3	↑0.2
2/20 03:10	97.7	↑0.4
2/20 03:20	98.3	↑0.6
2/20 03:30	99.2	↑0.9
2/20 03:40	100.2	↑1.0
2/20 03:50	101.5	↑1.3
2/20 04:00	102.9	↑1.4
2/20 04:10	104.5	↑1.6
2/20 04:20	106.3	↑1.8
2/20 04:30	108.3	↑2.0
2/20 04:40	110.4	↑2.1
2/20 04:50	112.5	↑2.1
2/20 05:00	114.9	↑2.4
2/20 05:10	117.2	↑2.3
2/20 05:20	119.7	↑2.5
2/20 05:30	122.2	↑2.5
2/20 05:40	124.8	↑2.6
2/20 05:50	127.4	↑2.6
2/20 06:00	129.9	↑2.5
2/20 06:10	132.5	↑2.6
2/20 06:20	135.0	↑2.5
2/20 06:30	137.5	↑2.5
2/20 06:40	139.9	↑2.4
2/20 06:50	142.3	↑2.4
2/20 07:00	144.5	↑2.2
2/20 07:10	146.6	↑2.1
2/20 07:20	148.6	↑2.0
2/20 07:30	150.5	↑1.9
2/20 07:40	152.2	↑1.7
2/20 07:50	153.8	↑1.6
2/20 08:00	155.2	↑1.4
2/20 08:10	156.4	↑1.2
2/20 08:20	157.3	↑0.9
2/20 08:30	158.1	↑0.8
2/20 08:40	158.7	↑0.6
2/20 08:50	159.0	↑0.3	満潮
2/20 09:00	159.1	↑0.1	満潮
2/20 09:10	159.0	↓-0.1
2/20 09:20	158.6	↓-0.4
2/20 09:30	158.0	↓-0.6
2/20 09:40	157.1	↓-0.9
2/20 09:50	156.0	↓-1.1
2/20 10:00	154.7	↓-1.3
2/20 10:10	153.2	↓-1.5
2/20 10:20	151.4	↓-1.8
2/20 10:30	149.4	↓-2.0
2/20 10:40	147.2	↓-2.2
2/20 10:50	144.9	↓-2.3
2/20 11:00	142.4	↓-2.5
2/20 11:10	139.7	↓-2.7
2/20 11:20	136.9	↓-2.8
2/20 11:30	133.9	↓-3.0
2/20 11:40	130.9	↓-3.0
2/20 11:50	127.8	↓-3.1
2/20 12:00	124.6	↓-3.2
2/20 12:10	121.3	↓-3.3	最大潮位差
2/20 12:20	118.1	↓-3.2
2/20 12:30	114.8	↓-3.3	最大潮位差
2/20 12:40	111.5	↓-3.3	最大潮位差
2/20 12:50	108.2	↓-3.3	最大潮位差
2/20 13:00	105.0	↓-3.2
2/20 13:10	101.8	↓-3.2
2/20 13:20	98.7	↓-3.1
2/20 13:30	95.7	↓-3.0
2/20 13:40	92.8	↓-2.9
2/20 13:50	89.9	↓-2.9
2/20 14:00	87.2	↓-2.7
2/20 14:10	84.6	↓-2.6
2/20 14:20	82.1	↓-2.5
2/20 14:30	79.8	↓-2.3
2/20 14:40	77.7	↓-2.1
2/20 14:50	75.7	↓-2.0
2/20 15:00	73.8	↓-1.9
2/20 15:10	72.1	↓-1.7
2/20 15:20	70.6	↓-1.5
2/20 15:30	69.3	↓-1.3
2/20 15:40	68.2	↓-1.1
2/20 15:50	67.2	↓-1.0
2/20 16:00	66.4	↓-0.8
2/20 16:10	65.8	↓-0.6
2/20 16:20	65.4	↓-0.4
2/20 16:30	65.2	↓-0.2	干潮
2/20 16:40	65.1	↓-0.1	干潮
2/20 16:50	65.2	↑0.1
2/20 17:00	65.5	↑0.3
2/20 17:10	65.9	↑0.4
2/20 17:20	66.6	↑0.7
2/20 17:30	67.3	↑0.7
2/20 17:40	68.3	↑1.0
2/20 17:50	69.3	↑1.0
2/20 18:00	70.6	↑1.3
2/20 18:10	71.9	↑1.3
2/20 18:20	73.4	↑1.5
2/20 18:30	75.1	↑1.7
2/20 18:40	76.8	↑1.7
2/20 18:50	78.7	↑1.9
2/20 19:00	80.6	↑1.9
2/20 19:10	82.7	↑2.1
2/20 19:20	84.8	↑2.1
2/20 19:30	87.0	↑2.2
2/20 19:40	89.2	↑2.2
2/20 19:50	91.5	↑2.3
2/20 20:00	93.8	↑2.3
2/20 20:10	96.1	↑2.3
2/20 20:20	98.4	↑2.3
2/20 20:30	100.7	↑2.3
2/20 20:40	103.0	↑2.3
2/20 20:50	105.1	↑2.1
2/20 21:00	107.2	↑2.1
2/20 21:10	109.3	↑2.1
2/20 21:20	111.2	↑1.9
2/20 21:30	113.0	↑1.8
2/20 21:40	114.7	↑1.7
2/20 21:50	116.2	↑1.5
2/20 22:00	117.6	↑1.4
2/20 22:10	118.9	↑1.3
2/20 22:20	120.0	↑1.1
2/20 22:30	120.9	↑0.9
2/20 22:40	121.7	↑0.8
2/20 22:50	122.3	↑0.6
2/20 23:00	122.7	↑0.4
2/20 23:10	123.0	↑0.3
2/20 23:20	123.2	↑0.2	満潮
2/20 23:30	123.2	0
2/20 23:40	123.1	↓-0.1
2/20 23:50	122.9	↓-0.2