18 (土)	07:59	02:06	23:38	15:42
	149cm	99cm	117cm	38cm
小潮 出 05:48 入 17:53 出 00:56 入 10:30 潮干狩り ○ 14:35～16:50

第一海堡（千葉）2028年03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
3/18 00:00	109.6	↓-1.4
3/18 00:10	108.2	↓-1.4
3/18 00:20	106.9	↓-1.3
3/18 00:30	105.6	↓-1.3
3/18 00:40	104.4	↓-1.2
3/18 00:50	103.2	↓-1.2
3/18 01:00	102.2	↓-1.0
3/18 01:10	101.3	↓-0.9
3/18 01:20	100.5	↓-0.8
3/18 01:30	99.9	↓-0.6
3/18 01:40	99.4	↓-0.5
3/18 01:50	99.1	↓-0.3
3/18 02:00	98.9	↓-0.2	干潮
3/18 02:10	98.9	0
3/18 02:20	99.1	↑0.2
3/18 02:30	99.4	↑0.3
3/18 02:40	99.9	↑0.5
3/18 02:50	100.6	↑0.7
3/18 03:00	101.5	↑0.9
3/18 03:10	102.5	↑1.0
3/18 03:20	103.7	↑1.2
3/18 03:30	105.0	↑1.3
3/18 03:40	106.5	↑1.5
3/18 03:50	108.1	↑1.6
3/18 04:00	109.8	↑1.7
3/18 04:10	111.6	↑1.8
3/18 04:20	113.6	↑2.0
3/18 04:30	115.6	↑2.0
3/18 04:40	117.7	↑2.1
3/18 04:50	119.8	↑2.1
3/18 05:00	122.0	↑2.2
3/18 05:10	124.2	↑2.2
3/18 05:20	126.4	↑2.2
3/18 05:30	128.6	↑2.2
3/18 05:40	130.8	↑2.2
3/18 05:50	132.9	↑2.1
3/18 06:00	134.9	↑2.0
3/18 06:10	136.9	↑2.0
3/18 06:20	138.7	↑1.8
3/18 06:30	140.5	↑1.8
3/18 06:40	142.1	↑1.6
3/18 06:50	143.5	↑1.4
3/18 07:00	144.8	↑1.3
3/18 07:10	145.9	↑1.1
3/18 07:20	146.8	↑0.9
3/18 07:30	147.5	↑0.7
3/18 07:40	148.0	↑0.5
3/18 07:50	148.3	↑0.3	満潮
3/18 08:00	148.4	↑0.1
3/18 08:10	148.2	↓-0.2
3/18 08:20	147.8	↓-0.4
3/18 08:30	147.1	↓-0.7
3/18 08:40	146.3	↓-0.8
3/18 08:50	145.1	↓-1.2
3/18 09:00	143.8	↓-1.3
3/18 09:10	142.2	↓-1.6
3/18 09:20	140.4	↓-1.8
3/18 09:30	138.3	↓-2.1
3/18 09:40	136.0	↓-2.3
3/18 09:50	133.6	↓-2.4
3/18 10:00	130.9	↓-2.7
3/18 10:10	128.0	↓-2.9
3/18 10:20	125.0	↓-3.0
3/18 10:30	121.8	↓-3.2
3/18 10:40	118.5	↓-3.3
3/18 10:50	115.1	↓-3.4
3/18 11:00	111.5	↓-3.6
3/18 11:10	107.8	↓-3.7
3/18 11:20	104.1	↓-3.7
3/18 11:30	100.3	↓-3.8
3/18 11:40	96.5	↓-3.8
3/18 11:50	92.7	↓-3.8
3/18 12:00	88.8	↓-3.9	最大潮位差
3/18 12:10	85.0	↓-3.8
3/18 12:20	81.2	↓-3.8
3/18 12:30	77.5	↓-3.7
3/18 12:40	73.8	↓-3.7
3/18 12:50	70.2	↓-3.6
3/18 13:00	66.8	↓-3.4
3/18 13:10	63.5	↓-3.3
3/18 13:20	60.3	↓-3.2
3/18 13:30	57.3	↓-3.0
3/18 13:40	54.4	↓-2.9
3/18 13:50	51.7	↓-2.7
3/18 14:00	49.3	↓-2.4
3/18 14:10	47.0	↓-2.3
3/18 14:20	44.9	↓-2.1
3/18 14:30	43.1	↓-1.8
3/18 14:40	41.5	↓-1.6
3/18 14:50	40.2	↓-1.3
3/18 15:00	39.1	↓-1.1
3/18 15:10	38.2	↓-0.9
3/18 15:20	37.6	↓-0.6
3/18 15:30	37.2	↓-0.4
3/18 15:40	37.0	↓-0.2	干潮
3/18 15:50	37.1	↑0.1
3/18 16:00	37.5	↑0.4
3/18 16:10	38.0	↑0.5
3/18 16:20	38.8	↑0.8
3/18 16:30	39.8	↑1.0
3/18 16:40	41.1	↑1.3
3/18 16:50	42.5	↑1.4
3/18 17:00	44.1	↑1.6
3/18 17:10	45.8	↑1.7
3/18 17:20	47.8	↑2.0
3/18 17:30	49.9	↑2.1
3/18 17:40	52.1	↑2.2
3/18 17:50	54.4	↑2.3
3/18 18:00	56.9	↑2.5
3/18 18:10	59.4	↑2.5
3/18 18:20	62.0	↑2.6
3/18 18:30	64.7	↑2.7
3/18 18:40	67.4	↑2.7
3/18 18:50	70.2	↑2.8
3/18 19:00	72.9	↑2.7
3/18 19:10	75.7	↑2.8
3/18 19:20	78.5	↑2.8
3/18 19:30	81.2	↑2.7
3/18 19:40	83.9	↑2.7
3/18 19:50	86.5	↑2.6
3/18 20:00	89.1	↑2.6
3/18 20:10	91.6	↑2.5
3/18 20:20	94.0	↑2.4
3/18 20:30	96.3	↑2.3
3/18 20:40	98.5	↑2.2
3/18 20:50	100.6	↑2.1
3/18 21:00	102.6	↑2.0
3/18 21:10	104.4	↑1.8
3/18 21:20	106.1	↑1.7
3/18 21:30	107.7	↑1.6
3/18 21:40	109.2	↑1.5
3/18 21:50	110.5	↑1.3
3/18 22:00	111.7	↑1.2
3/18 22:10	112.7	↑1.0
3/18 22:20	113.7	↑1.0
3/18 22:30	114.5	↑0.8
3/18 22:40	115.1	↑0.6
3/18 22:50	115.6	↑0.5
3/18 23:00	116.1	↑0.5
3/18 23:10	116.4	↑0.3
3/18 23:20	116.6	↑0.2
3/18 23:30	116.7	↑0.1	満潮
3/18 23:40	116.7	0
3/18 23:50	116.6	↓-0.1