20 (日)	14:48	04:54	21:17	17:16
	146cm	65cm	149cm	145cm
長潮 出 05:28 入 17:43 出 14:04 入 23:37

第一海堡（千葉）2026年09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
9/20 00:00	125.0	↓-2.9
9/20 00:10	122.0	↓-3.0
9/20 00:20	119.0	↓-3.0
9/20 00:30	116.0	↓-3.0
9/20 00:40	113.0	↓-3.0
9/20 00:50	109.9	↓-3.1	最大潮位差
9/20 01:00	106.9	↓-3.0
9/20 01:10	103.9	↓-3.0
9/20 01:20	101.0	↓-2.9
9/20 01:30	98.0	↓-3.0
9/20 01:40	95.2	↓-2.8
9/20 01:50	92.4	↓-2.8
9/20 02:00	89.7	↓-2.7
9/20 02:10	87.1	↓-2.6
9/20 02:20	84.6	↓-2.5
9/20 02:30	82.2	↓-2.4
9/20 02:40	79.9	↓-2.3
9/20 02:50	77.8	↓-2.1
9/20 03:00	75.8	↓-2.0
9/20 03:10	73.9	↓-1.9
9/20 03:20	72.2	↓-1.7
9/20 03:30	70.7	↓-1.5
9/20 03:40	69.3	↓-1.4
9/20 03:50	68.1	↓-1.2
9/20 04:00	67.0	↓-1.1
9/20 04:10	66.2	↓-0.8
9/20 04:20	65.5	↓-0.7
9/20 04:30	65.0	↓-0.5
9/20 04:40	64.7	↓-0.3
9/20 04:50	64.5	↓-0.2	干潮
9/20 05:00	64.6	↑0.1
9/20 05:10	64.8	↑0.2
9/20 05:20	65.1	↑0.3
9/20 05:30	65.7	↑0.6
9/20 05:40	66.4	↑0.7
9/20 05:50	67.3	↑0.9
9/20 06:00	68.3	↑1.0
9/20 06:10	69.5	↑1.2
9/20 06:20	70.8	↑1.3
9/20 06:30	72.2	↑1.4
9/20 06:40	73.8	↑1.6
9/20 06:50	75.5	↑1.7
9/20 07:00	77.3	↑1.8
9/20 07:10	79.2	↑1.9
9/20 07:20	81.1	↑1.9
9/20 07:30	83.2	↑2.1
9/20 07:40	85.4	↑2.2
9/20 07:50	87.6	↑2.2
9/20 08:00	89.8	↑2.2
9/20 08:10	92.1	↑2.3
9/20 08:20	94.4	↑2.3
9/20 08:30	96.8	↑2.4
9/20 08:40	99.1	↑2.3
9/20 08:50	101.5	↑2.4
9/20 09:00	103.9	↑2.4
9/20 09:10	106.2	↑2.3
9/20 09:20	108.6	↑2.4
9/20 09:30	110.9	↑2.3
9/20 09:40	113.1	↑2.2
9/20 09:50	115.3	↑2.2
9/20 10:00	117.5	↑2.2
9/20 10:10	119.6	↑2.1
9/20 10:20	121.7	↑2.1
9/20 10:30	123.6	↑1.9
9/20 10:40	125.5	↑1.9
9/20 10:50	127.3	↑1.8
9/20 11:00	129.1	↑1.8
9/20 11:10	130.7	↑1.6
9/20 11:20	132.3	↑1.6
9/20 11:30	133.8	↑1.5
9/20 11:40	135.2	↑1.4
9/20 11:50	136.4	↑1.2
9/20 12:00	137.6	↑1.2
9/20 12:10	138.7	↑1.1
9/20 12:20	139.8	↑1.1
9/20 12:30	140.7	↑0.9
9/20 12:40	141.5	↑0.8
9/20 12:50	142.3	↑0.8
9/20 13:00	142.9	↑0.6
9/20 13:10	143.5	↑0.6
9/20 13:20	144.0	↑0.5
9/20 13:30	144.5	↑0.5
9/20 13:40	144.8	↑0.3
9/20 13:50	145.1	↑0.3
9/20 14:00	145.4	↑0.3
9/20 14:10	145.5	↑0.1
9/20 14:20	145.7	↑0.2
9/20 14:30	145.8	↑0.1
9/20 14:40	145.8	0	満潮
9/20 14:50	145.8	0
9/20 15:00	145.8	0
9/20 15:10	145.7	↓-0.1
9/20 15:20	145.7	0
9/20 15:30	145.6	↓-0.1
9/20 15:40	145.5	↓-0.1
9/20 15:50	145.4	↓-0.1
9/20 16:00	145.3	↓-0.1
9/20 16:10	145.2	↓-0.1
9/20 16:20	145.1	↓-0.1
9/20 16:30	145.0	↓-0.1
9/20 16:40	144.9	↓-0.1
9/20 16:50	144.9	0
9/20 17:00	144.8	↓-0.1
9/20 17:10	144.8	0	干潮
9/20 17:20	144.8	0
9/20 17:30	144.8	0
9/20 17:40	144.9	↑0.1
9/20 17:50	144.9	0
9/20 18:00	145.0	↑0.1
9/20 18:10	145.2	↑0.2
9/20 18:20	145.3	↑0.1
9/20 18:30	145.5	↑0.2
9/20 18:40	145.7	↑0.2
9/20 18:50	145.9	↑0.2
9/20 19:00	146.1	↑0.2
9/20 19:10	146.3	↑0.2
9/20 19:20	146.6	↑0.3
9/20 19:30	146.8	↑0.2
9/20 19:40	147.1	↑0.3
9/20 19:50	147.3	↑0.2
9/20 20:00	147.6	↑0.3
9/20 20:10	147.8	↑0.2
9/20 20:20	148.0	↑0.2
9/20 20:30	148.2	↑0.2
9/20 20:40	148.4	↑0.2
9/20 20:50	148.5	↑0.1
9/20 21:00	148.6	↑0.1
9/20 21:10	148.7	↑0.1	満潮
9/20 21:20	148.7	0
9/20 21:30	148.6	↓-0.1
9/20 21:40	148.5	↓-0.1
9/20 21:50	148.3	↓-0.2
9/20 22:00	148.1	↓-0.2
9/20 22:10	147.8	↓-0.3
9/20 22:20	147.4	↓-0.4
9/20 22:30	146.9	↓-0.5
9/20 22:40	146.4	↓-0.5
9/20 22:50	145.7	↓-0.7
9/20 23:00	145.0	↓-0.7
9/20 23:10	144.1	↓-0.9
9/20 23:20	143.2	↓-0.9
9/20 23:30	142.2	↓-1.0
9/20 23:40	141.0	↓-1.2
9/20 23:50	139.8	↓-1.2