20 (日)	04:50	06:20	10:35	20:08
	109cm	109cm	113cm	28cm
長潮 出 06:23 入 17:29 出 03:00 入 12:39

布良（千葉）2028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	81.9	↑2.1
2/20 00:10	83.9	↑2.0
2/20 00:20	85.8	↑1.9
2/20 00:30	87.7	↑1.9
2/20 00:40	89.5	↑1.8
2/20 00:50	91.2	↑1.7
2/20 01:00	92.9	↑1.7
2/20 01:10	94.5	↑1.6
2/20 01:20	96.0	↑1.5
2/20 01:30	97.4	↑1.4
2/20 01:40	98.7	↑1.3
2/20 01:50	100.0	↑1.3
2/20 02:00	101.1	↑1.1
2/20 02:10	102.1	↑1.0
2/20 02:20	103.1	↑1.0
2/20 02:30	103.9	↑0.8
2/20 02:40	104.7	↑0.8
2/20 02:50	105.4	↑0.7
2/20 03:00	106.0	↑0.6
2/20 03:10	106.5	↑0.5
2/20 03:20	106.9	↑0.4
2/20 03:30	107.3	↑0.4
2/20 03:40	107.6	↑0.3
2/20 03:50	107.9	↑0.3
2/20 04:00	108.1	↑0.2
2/20 04:10	108.2	↑0.1
2/20 04:20	108.3	↑0.1
2/20 04:30	108.4	↑0.1
2/20 04:40	108.4	0	満潮
2/20 04:50	108.4	0	満潮
2/20 05:00	108.4	0
2/20 05:10	108.4	0
2/20 05:20	108.3	↓-0.1
2/20 05:30	108.3	0
2/20 05:40	108.3	0
2/20 05:50	108.2	↓-0.1
2/20 06:00	108.2	0
2/20 06:10	108.2	0	干潮
2/20 06:20	108.2	0	干潮
2/20 06:30	108.2	0
2/20 06:40	108.2	0
2/20 06:50	108.3	↑0.1
2/20 07:00	108.3	0
2/20 07:10	108.4	↑0.1
2/20 07:20	108.6	↑0.2
2/20 07:30	108.7	↑0.1
2/20 07:40	108.9	↑0.2
2/20 07:50	109.1	↑0.2
2/20 08:00	109.3	↑0.2
2/20 08:10	109.6	↑0.3
2/20 08:20	109.9	↑0.3
2/20 08:30	110.1	↑0.2
2/20 08:40	110.4	↑0.3
2/20 08:50	110.7	↑0.3
2/20 09:00	111.0	↑0.3
2/20 09:10	111.2	↑0.2
2/20 09:20	111.5	↑0.3
2/20 09:30	111.7	↑0.2
2/20 09:40	111.9	↑0.2
2/20 09:50	112.1	↑0.2
2/20 10:00	112.3	↑0.2
2/20 10:10	112.4	↑0.1
2/20 10:20	112.5	↑0.1
2/20 10:30	112.5	0	満潮
2/20 10:40	112.5	0
2/20 10:50	112.5	0
2/20 11:00	112.4	↓-0.1
2/20 11:10	112.2	↓-0.2
2/20 11:20	112.0	↓-0.2
2/20 11:30	111.7	↓-0.3
2/20 11:40	111.3	↓-0.4
2/20 11:50	110.9	↓-0.4
2/20 12:00	110.4	↓-0.5
2/20 12:10	109.8	↓-0.6
2/20 12:20	109.1	↓-0.7
2/20 12:30	108.3	↓-0.8
2/20 12:40	107.5	↓-0.8
2/20 12:50	106.5	↓-1.0
2/20 13:00	105.5	↓-1.0
2/20 13:10	104.3	↓-1.2
2/20 13:20	103.1	↓-1.2
2/20 13:30	101.8	↓-1.3
2/20 13:40	100.3	↓-1.5
2/20 13:50	98.8	↓-1.5
2/20 14:00	97.1	↓-1.7
2/20 14:10	95.4	↓-1.7
2/20 14:20	93.5	↓-1.9
2/20 14:30	91.6	↓-1.9
2/20 14:40	89.6	↓-2.0
2/20 14:50	87.5	↓-2.1
2/20 15:00	85.3	↓-2.2
2/20 15:10	83.0	↓-2.3
2/20 15:20	80.7	↓-2.3
2/20 15:30	78.3	↓-2.4
2/20 15:40	75.9	↓-2.4
2/20 15:50	73.4	↓-2.5
2/20 16:00	70.9	↓-2.5
2/20 16:10	68.3	↓-2.6
2/20 16:20	65.8	↓-2.5
2/20 16:30	63.2	↓-2.6
2/20 16:40	60.6	↓-2.6
2/20 16:50	58.1	↓-2.5
2/20 17:00	55.6	↓-2.5
2/20 17:10	53.1	↓-2.5
2/20 17:20	50.6	↓-2.5
2/20 17:30	48.3	↓-2.3
2/20 17:40	46.0	↓-2.3
2/20 17:50	43.7	↓-2.3
2/20 18:00	41.6	↓-2.1
2/20 18:10	39.6	↓-2.0
2/20 18:20	37.7	↓-1.9
2/20 18:30	35.9	↓-1.8
2/20 18:40	34.3	↓-1.6
2/20 18:50	32.8	↓-1.5
2/20 19:00	31.5	↓-1.3
2/20 19:10	30.3	↓-1.2
2/20 19:20	29.3	↓-1.0
2/20 19:30	28.5	↓-0.8
2/20 19:40	27.9	↓-0.6
2/20 19:50	27.4	↓-0.5
2/20 20:00	27.2	↓-0.2	干潮
2/20 20:10	27.1	↓-0.1
2/20 20:20	27.3	↑0.2
2/20 20:30	27.6	↑0.3
2/20 20:40	28.2	↑0.6
2/20 20:50	28.9	↑0.7
2/20 21:00	29.8	↑0.9
2/20 21:10	30.9	↑1.1
2/20 21:20	32.2	↑1.3
2/20 21:30	33.6	↑1.4
2/20 21:40	35.2	↑1.6
2/20 21:50	37.0	↑1.8
2/20 22:00	38.9	↑1.9
2/20 22:10	40.9	↑2.0
2/20 22:20	43.1	↑2.2
2/20 22:30	45.4	↑2.3
2/20 22:40	47.8	↑2.4
2/20 22:50	50.3	↑2.5
2/20 23:00	52.9	↑2.6
2/20 23:10	55.6	↑2.7
2/20 23:20	58.3	↑2.7
2/20 23:30	61.1	↑2.8
2/20 23:40	63.9	↑2.8
2/20 23:50	66.8	↑2.9	最大潮位差