20 (日)	05:10	08:07	11:52	20:39
	140cm	134cm	147cm	37cm
長潮 出 06:21 入 17:26 出 03:01 入 12:35

姉崎（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	102.5	↑2.3
2/20 00:10	104.8	↑2.3
2/20 00:20	106.9	↑2.1
2/20 00:30	109.0	↑2.1
2/20 00:40	111.0	↑2.0
2/20 00:50	112.9	↑1.9
2/20 01:00	114.7	↑1.8
2/20 01:10	116.5	↑1.8
2/20 01:20	118.1	↑1.6
2/20 01:30	119.8	↑1.7
2/20 01:40	121.3	↑1.5
2/20 01:50	122.8	↑1.5
2/20 02:00	124.3	↑1.5
2/20 02:10	125.7	↑1.4
2/20 02:20	127.0	↑1.3
2/20 02:30	128.3	↑1.3
2/20 02:40	129.6	↑1.3
2/20 02:50	130.8	↑1.2
2/20 03:00	131.9	↑1.1
2/20 03:10	133.0	↑1.1
2/20 03:20	134.0	↑1.0
2/20 03:30	135.0	↑1.0
2/20 03:40	135.8	↑0.8
2/20 03:50	136.6	↑0.8
2/20 04:00	137.3	↑0.7
2/20 04:10	138.0	↑0.7
2/20 04:20	138.5	↑0.5
2/20 04:30	138.9	↑0.4
2/20 04:40	139.3	↑0.4
2/20 04:50	139.5	↑0.2
2/20 05:00	139.6	↑0.1	満潮
2/20 05:10	139.7	↑0.1	満潮
2/20 05:20	139.6	↓-0.1
2/20 05:30	139.5	↓-0.1
2/20 05:40	139.2	↓-0.3
2/20 05:50	138.9	↓-0.3
2/20 06:00	138.5	↓-0.4
2/20 06:10	138.1	↓-0.4
2/20 06:20	137.7	↓-0.4
2/20 06:30	137.2	↓-0.5
2/20 06:40	136.6	↓-0.6
2/20 06:50	136.1	↓-0.5
2/20 07:00	135.7	↓-0.4
2/20 07:10	135.2	↓-0.5
2/20 07:20	134.8	↓-0.4
2/20 07:30	134.4	↓-0.4
2/20 07:40	134.2	↓-0.2
2/20 07:50	134.0	↓-0.2
2/20 08:00	133.8	↓-0.2	干潮
2/20 08:10	133.8	0
2/20 08:20	133.9	↑0.1
2/20 08:30	134.1	↑0.2
2/20 08:40	134.4	↑0.3
2/20 08:50	134.8	↑0.4
2/20 09:00	135.3	↑0.5
2/20 09:10	135.9	↑0.6
2/20 09:20	136.6	↑0.7
2/20 09:30	137.3	↑0.7
2/20 09:40	138.1	↑0.8
2/20 09:50	138.9	↑0.8
2/20 10:00	139.8	↑0.9
2/20 10:10	140.6	↑0.8
2/20 10:20	141.5	↑0.9
2/20 10:30	142.3	↑0.8
2/20 10:40	143.1	↑0.8
2/20 10:50	143.9	↑0.8
2/20 11:00	144.5	↑0.6
2/20 11:10	145.1	↑0.6
2/20 11:20	145.5	↑0.4
2/20 11:30	145.9	↑0.4
2/20 11:40	146.1	↑0.2
2/20 11:50	146.2	↑0.1	満潮
2/20 12:00	146.1	↓-0.1
2/20 12:10	145.9	↓-0.2
2/20 12:20	145.6	↓-0.3
2/20 12:30	145.1	↓-0.5
2/20 12:40	144.4	↓-0.7
2/20 12:50	143.6	↓-0.8
2/20 13:00	142.7	↓-0.9
2/20 13:10	141.6	↓-1.1
2/20 13:20	140.4	↓-1.2
2/20 13:30	139.0	↓-1.4
2/20 13:40	137.5	↓-1.5
2/20 13:50	135.9	↓-1.6
2/20 14:00	134.2	↓-1.7
2/20 14:10	132.4	↓-1.8
2/20 14:20	130.4	↓-2.0
2/20 14:30	128.4	↓-2.0
2/20 14:40	126.3	↓-2.1
2/20 14:50	124.1	↓-2.2
2/20 15:00	121.8	↓-2.3
2/20 15:10	119.4	↓-2.4
2/20 15:20	116.9	↓-2.5
2/20 15:30	114.4	↓-2.5
2/20 15:40	111.7	↓-2.7
2/20 15:50	109.0	↓-2.7
2/20 16:00	106.2	↓-2.8
2/20 16:10	103.4	↓-2.8
2/20 16:20	100.4	↓-3.0
2/20 16:30	97.4	↓-3.0
2/20 16:40	94.3	↓-3.1
2/20 16:50	91.2	↓-3.1
2/20 17:00	88.0	↓-3.2
2/20 17:10	84.8	↓-3.2
2/20 17:20	81.5	↓-3.3
2/20 17:30	78.2	↓-3.3
2/20 17:40	74.9	↓-3.3
2/20 17:50	71.6	↓-3.3
2/20 18:00	68.3	↓-3.3
2/20 18:10	65.1	↓-3.2
2/20 18:20	61.9	↓-3.2
2/20 18:30	58.8	↓-3.1
2/20 18:40	55.9	↓-2.9
2/20 18:50	53.0	↓-2.9
2/20 19:00	50.3	↓-2.7
2/20 19:10	47.8	↓-2.5
2/20 19:20	45.5	↓-2.3
2/20 19:30	43.4	↓-2.1
2/20 19:40	41.5	↓-1.9
2/20 19:50	39.9	↓-1.6
2/20 20:00	38.6	↓-1.3
2/20 20:10	37.6	↓-1.0
2/20 20:20	36.9	↓-0.7
2/20 20:30	36.4	↓-0.5	干潮
2/20 20:40	36.3	↓-0.1
2/20 20:50	36.6	↑0.3
2/20 21:00	37.1	↑0.5
2/20 21:10	38.0	↑0.9
2/20 21:20	39.1	↑1.1
2/20 21:30	40.6	↑1.5
2/20 21:40	42.4	↑1.8
2/20 21:50	44.4	↑2.0
2/20 22:00	46.7	↑2.3
2/20 22:10	49.3	↑2.6
2/20 22:20	52.0	↑2.7
2/20 22:30	55.0	↑3.0
2/20 22:40	58.1	↑3.1
2/20 22:50	61.4	↑3.3
2/20 23:00	64.9	↑3.5
2/20 23:10	68.4	↑3.5
2/20 23:20	72.1	↑3.7
2/20 23:30	75.7	↑3.6
2/20 23:40	79.5	↑3.8	最大潮位差
2/20 23:50	83.2	↑3.7