20 (月)	05:30	12:27	19:17	-
	138cm	-2cm	124cm	-
中潮 出 05:04 入 18:18 出 06:35 入 21:51 潮干狩り ◎ 10:06～14:50

白浜（千葉）2026年04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
4/20 00:00	65.7	0
4/20 00:10	66.0	↑0.3
4/20 00:20	66.7	↑0.7
4/20 00:30	67.6	↑0.9
4/20 00:40	68.8	↑1.2
4/20 00:50	70.3	↑1.5
4/20 01:00	72.0	↑1.7
4/20 01:10	74.0	↑2.0
4/20 01:20	76.3	↑2.3
4/20 01:30	78.7	↑2.4
4/20 01:40	81.4	↑2.7
4/20 01:50	84.2	↑2.8
4/20 02:00	87.2	↑3.0
4/20 02:10	90.3	↑3.1
4/20 02:20	93.5	↑3.2
4/20 02:30	96.8	↑3.3
4/20 02:40	100.2	↑3.4
4/20 02:50	103.5	↑3.3
4/20 03:00	106.9	↑3.4
4/20 03:10	110.2	↑3.3
4/20 03:20	113.5	↑3.3
4/20 03:30	116.6	↑3.1
4/20 03:40	119.7	↑3.1
4/20 03:50	122.6	↑2.9
4/20 04:00	125.3	↑2.7
4/20 04:10	127.8	↑2.5
4/20 04:20	130.1	↑2.3
4/20 04:30	132.1	↑2.0
4/20 04:40	133.9	↑1.8
4/20 04:50	135.3	↑1.4
4/20 05:00	136.5	↑1.2
4/20 05:10	137.3	↑0.8
4/20 05:20	137.8	↑0.5	満潮
4/20 05:30	138.0	↑0.2	満潮
4/20 05:40	137.8	↓-0.2
4/20 05:50	137.2	↓-0.6
4/20 06:00	136.3	↓-0.9
4/20 06:10	135.0	↓-1.3
4/20 06:20	133.4	↓-1.6
4/20 06:30	131.3	↓-2.1
4/20 06:40	129.0	↓-2.3
4/20 06:50	126.3	↓-2.7
4/20 07:00	123.2	↓-3.1
4/20 07:10	119.9	↓-3.3
4/20 07:20	116.2	↓-3.7
4/20 07:30	112.3	↓-3.9
4/20 07:40	108.0	↓-4.3
4/20 07:50	103.6	↓-4.4
4/20 08:00	98.9	↓-4.7
4/20 08:10	94.1	↓-4.8
4/20 08:20	89.1	↓-5.0
4/20 08:30	84.0	↓-5.1
4/20 08:40	78.7	↓-5.3
4/20 08:50	73.4	↓-5.3
4/20 09:00	68.1	↓-5.3
4/20 09:10	62.7	↓-5.4	最大潮位差
4/20 09:20	57.4	↓-5.3
4/20 09:30	52.1	↓-5.3
4/20 09:40	46.9	↓-5.2
4/20 09:50	41.9	↓-5.0
4/20 10:00	37.0	↓-4.9
4/20 10:10	32.2	↓-4.8
4/20 10:20	27.7	↓-4.5
4/20 10:30	23.4	↓-4.3
4/20 10:40	19.4	↓-4.0
4/20 10:50	15.6	↓-3.8
4/20 11:00	12.2	↓-3.4
4/20 11:10	9.1	↓-3.1
4/20 11:20	6.3	↓-2.8
4/20 11:30	3.9	↓-2.4
4/20 11:40	1.9	↓-2.0
4/20 11:50	0.2	↓-1.7
4/20 12:00	-1.0	↓-1.2
4/20 12:10	-1.9	↓-0.9
4/20 12:20	-2.3	↓-0.4	干潮
4/20 12:30	-2.3	0
4/20 12:40	-2.0	↑0.3
4/20 12:50	-1.2	↑0.8
4/20 13:00	0.0	↑1.2
4/20 13:10	1.5	0
4/20 13:20	3.5	↑2.0
4/20 13:30	5.7	↑2.2
4/20 13:40	8.4	↑2.7
4/20 13:50	11.3	↑2.9
4/20 14:00	14.6	↑3.3
4/20 14:10	18.1	↑3.5
4/20 14:20	21.9	↑3.8
4/20 14:30	25.9	↑4.0
4/20 14:40	30.1	↑4.2
4/20 14:50	34.6	↑4.5
4/20 15:00	39.1	↑4.5
4/20 15:10	43.8	↑4.7
4/20 15:20	48.6	↑4.8
4/20 15:30	53.4	↑4.8
4/20 15:40	58.2	↑4.8
4/20 15:50	63.1	↑4.9
4/20 16:00	67.9	↑4.8
4/20 16:10	72.7	↑4.8
4/20 16:20	77.4	↑4.7
4/20 16:30	81.9	↑4.5
4/20 16:40	86.4	↑4.5
4/20 16:50	90.6	↑4.2
4/20 17:00	94.7	↑4.1
4/20 17:10	98.5	↑3.8
4/20 17:20	102.2	↑3.7
4/20 17:30	105.5	↑3.3
4/20 17:40	108.6	↑3.1
4/20 17:50	111.5	↑2.9
4/20 18:00	114.0	↑2.5
4/20 18:10	116.2	↑2.2
4/20 18:20	118.1	↑1.9
4/20 18:30	119.7	↑1.6
4/20 18:40	121.0	↑1.3
4/20 18:50	122.0	↑1.0
4/20 19:00	122.6	↑0.6
4/20 19:10	123.0	↑0.4	満潮
4/20 19:20	123.0	0
4/20 19:30	122.8	↓-0.2
4/20 19:40	122.2	↓-0.6
4/20 19:50	121.4	↓-0.8
4/20 20:00	120.3	↓-1.1
4/20 20:10	119.0	↓-1.3
4/20 20:20	117.5	↓-1.5
4/20 20:30	115.8	↓-1.7
4/20 20:40	113.9	↓-1.9
4/20 20:50	111.8	↓-2.1
4/20 21:00	109.6	↓-2.2
4/20 21:10	107.3	↓-2.3
4/20 21:20	104.9	↓-2.4
4/20 21:30	102.5	↓-2.4
4/20 21:40	100.0	↓-2.5
4/20 21:50	97.5	↓-2.5
4/20 22:00	95.1	↓-2.4
4/20 22:10	92.7	↓-2.4
4/20 22:20	90.3	↓-2.4
4/20 22:30	88.0	↓-2.3
4/20 22:40	85.9	↓-2.1
4/20 22:50	83.9	↓-2.0
4/20 23:00	82.0	↓-1.9
4/20 23:10	80.3	↓-1.7
4/20 23:20	78.8	↓-1.5
4/20 23:30	77.5	↓-1.3
4/20 23:40	76.5	↓-1.0
4/20 23:50	75.6	↓-0.9