18 (水)	04:49	10:33	16:26	22:50
	144cm	51cm	151cm	17cm
大潮 出 05:49 入 17:52 出 05:13 入 17:02

館山（千葉）2026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	36.9	↑3.7
3/18 00:10	40.9	↑4.0
3/18 00:20	45.1	↑4.2
3/18 00:30	49.5	↑4.4
3/18 00:40	54.1	↑4.6
3/18 00:50	58.8	↑4.7
3/18 01:00	63.7	↑4.9
3/18 01:10	68.6	↑4.9
3/18 01:20	73.7	↑5.1
3/18 01:30	78.7	↑5.0
3/18 01:40	83.8	↑5.1
3/18 01:50	88.8	↑5.0
3/18 02:00	93.8	↑5.0
3/18 02:10	98.7	↑4.9
3/18 02:20	103.4	↑4.7
3/18 02:30	108.1	↑4.7
3/18 02:40	112.5	↑4.4
3/18 02:50	116.8	↑4.3
3/18 03:00	120.8	↑4.0
3/18 03:10	124.5	↑3.7
3/18 03:20	128.0	↑3.5
3/18 03:30	131.1	↑3.1
3/18 03:40	134.0	↑2.9
3/18 03:50	136.4	↑2.4
3/18 04:00	138.5	↑2.1
3/18 04:10	140.2	↑1.7
3/18 04:20	141.5	↑1.3
3/18 04:30	142.4	↑0.9
3/18 04:40	143.0	↑0.6	満潮
3/18 04:50	143.1	↑0.1
3/18 05:00	142.8	↓-0.3
3/18 05:10	142.1	↓-0.7
3/18 05:20	141.0	↓-1.1
3/18 05:30	139.5	↓-1.5
3/18 05:40	137.7	↓-1.8
3/18 05:50	135.6	↓-2.1
3/18 06:00	133.2	↓-2.4
3/18 06:10	130.4	↓-2.8
3/18 06:20	127.4	↓-3.0
3/18 06:30	124.1	↓-3.3
3/18 06:40	120.7	↓-3.4
3/18 06:50	117.0	↓-3.7
3/18 07:00	113.2	↓-3.8
3/18 07:10	109.2	↓-4.0
3/18 07:20	105.1	↓-4.1
3/18 07:30	101.0	↓-4.1
3/18 07:40	96.8	↓-4.2
3/18 07:50	92.6	↓-4.2
3/18 08:00	88.5	↓-4.1
3/18 08:10	84.4	↓-4.1
3/18 08:20	80.3	↓-4.1
3/18 08:30	76.4	↓-3.9
3/18 08:40	72.7	↓-3.7
3/18 08:50	69.2	↓-3.5
3/18 09:00	65.8	↓-3.4
3/18 09:10	62.7	↓-3.1
3/18 09:20	59.9	↓-2.8
3/18 09:30	57.5	↓-2.4
3/18 09:40	55.3	↓-2.2
3/18 09:50	53.5	↓-1.8
3/18 10:00	52.0	↓-1.5
3/18 10:10	51.0	↓-1.0
3/18 10:20	50.3	↓-0.7
3/18 10:30	50.0	↓-0.3	干潮
3/18 10:40	50.2	↑0.2
3/18 10:50	50.7	↑0.5
3/18 11:00	51.6	↑0.9
3/18 11:10	52.9	↑1.3
3/18 11:20	54.6	↑1.7
3/18 11:30	56.7	↑2.1
3/18 11:40	59.1	↑2.4
3/18 11:50	61.8	↑2.7
3/18 12:00	64.8	↑3.0
3/18 12:10	68.1	↑3.3
3/18 12:20	71.6	↑3.5
3/18 12:30	75.3	↑3.7
3/18 12:40	79.2	↑3.9
3/18 12:50	83.3	↑4.1
3/18 13:00	87.5	↑4.2
3/18 13:10	91.8	↑4.3
3/18 13:20	96.2	↑4.4
3/18 13:30	100.6	↑4.4
3/18 13:40	105.0	↑4.4
3/18 13:50	109.4	↑4.4
3/18 14:00	113.7	↑4.3
3/18 14:10	117.9	↑4.2
3/18 14:20	122.0	↑4.1
3/18 14:30	125.9	↑3.9
3/18 14:40	129.6	↑3.7
3/18 14:50	133.2	↑3.6
3/18 15:00	136.5	↑3.3
3/18 15:10	139.5	↑3.0
3/18 15:20	142.2	↑2.7
3/18 15:30	144.5	↑2.3
3/18 15:40	146.6	↑2.1
3/18 15:50	148.2	↑1.6
3/18 16:00	149.5	↑1.3
3/18 16:10	150.3	↑0.8
3/18 16:20	150.7	↑0.4	満潮
3/18 16:30	150.7	0
3/18 16:40	150.3	↓-0.4
3/18 16:50	149.4	↓-0.9
3/18 17:00	148.1	↓-1.3
3/18 17:10	146.4	↓-1.7
3/18 17:20	144.3	↓-2.1
3/18 17:30	141.7	↓-2.6
3/18 17:40	138.8	↓-2.9
3/18 17:50	135.5	↓-3.3
3/18 18:00	131.9	↓-3.6
3/18 18:10	127.9	↓-4.0
3/18 18:20	123.7	↓-4.2
3/18 18:30	119.2	↓-4.5
3/18 18:40	114.5	↓-4.7
3/18 18:50	109.5	↓-5.0
3/18 19:00	104.4	↓-5.1
3/18 19:10	99.2	↓-5.2
3/18 19:20	93.8	↓-5.4
3/18 19:30	88.4	↓-5.4
3/18 19:40	83.0	↓-5.4
3/18 19:50	77.5	↓-5.5	最大潮位差
3/18 20:00	72.1	↓-5.4
3/18 20:10	66.8	↓-5.3
3/18 20:20	61.5	↓-5.3
3/18 20:30	56.4	↓-5.1
3/18 20:40	51.5	↓-4.9
3/18 20:50	46.8	↓-4.7
3/18 21:00	42.3	↓-4.5
3/18 21:10	38.1	↓-4.2
3/18 21:20	34.2	↓-3.9
3/18 21:30	30.6	↓-3.6
3/18 21:40	27.4	↓-3.2
3/18 21:50	24.6	↓-2.8
3/18 22:00	22.2	↓-2.4
3/18 22:10	20.2	↓-2.0
3/18 22:20	18.7	↓-1.5
3/18 22:30	17.6	↓-1.1
3/18 22:40	16.9	↓-0.7	干潮
3/18 22:50	16.8	↓-0.1	干潮
3/18 23:00	17.1	↑0.3
3/18 23:10	17.8	↑0.7
3/18 23:20	19.0	↑1.2
3/18 23:30	20.6	↑1.6
3/18 23:40	22.7	↑2.1
3/18 23:50	25.2	↑2.5