20 (日)	07:20	01:33	-	15:52
	121cm	97cm	-	27cm
小潮 出 05:04 入 18:18 出 00:15 入 09:45 潮干狩り ○ 14:19～17:27

白浜（千葉）2025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	98.4	↓-0.3
4/20 00:10	98.1	↓-0.3
4/20 00:20	97.8	↓-0.3
4/20 00:30	97.5	↓-0.3
4/20 00:40	97.3	↓-0.2
4/20 00:50	97.1	↓-0.2
4/20 01:00	96.9	↓-0.2
4/20 01:10	96.7	↓-0.2
4/20 01:20	96.6	↓-0.1
4/20 01:30	96.6	0	干潮
4/20 01:40	96.6	0
4/20 01:50	96.7	↑0.1
4/20 02:00	96.8	↑0.1
4/20 02:10	97.1	↑0.3
4/20 02:20	97.4	↑0.3
4/20 02:30	97.7	↑0.3
4/20 02:40	98.2	↑0.5
4/20 02:50	98.7	↑0.5
4/20 03:00	99.3	↑0.6
4/20 03:10	100.0	↑0.7
4/20 03:20	100.7	↑0.7
4/20 03:30	101.5	↑0.8
4/20 03:40	102.4	↑0.9
4/20 03:50	103.3	↑0.9
4/20 04:00	104.3	↑1.0
4/20 04:10	105.3	↑1.0
4/20 04:20	106.4	↑1.1
4/20 04:30	107.4	↑1.0
4/20 04:40	108.5	↑1.1
4/20 04:50	109.6	↑1.1
4/20 05:00	110.7	↑1.1
4/20 05:10	111.7	↑1.0
4/20 05:20	112.8	↑1.1
4/20 05:30	113.8	↑1.0
4/20 05:40	114.8	↑1.0
4/20 05:50	115.7	↑0.9
4/20 06:00	116.6	↑0.9
4/20 06:10	117.4	↑0.8
4/20 06:20	118.1	↑0.7
4/20 06:30	118.7	↑0.6
4/20 06:40	119.2	↑0.5
4/20 06:50	119.7	↑0.5
4/20 07:00	120.0	↑0.3
4/20 07:10	120.1	↑0.1	満潮
4/20 07:20	120.2	↑0.1	満潮
4/20 07:30	120.1	↓-0.1
4/20 07:40	119.9	↓-0.2
4/20 07:50	119.5	↓-0.4
4/20 08:00	119.0	↓-0.5
4/20 08:10	118.3	↓-0.7
4/20 08:20	117.5	↓-0.8
4/20 08:30	116.5	↓-1.0
4/20 08:40	115.4	↓-1.1
4/20 08:50	114.1	↓-1.3
4/20 09:00	112.7	↓-1.4
4/20 09:10	111.1	↓-1.6
4/20 09:20	109.4	↓-1.7
4/20 09:30	107.5	↓-1.9
4/20 09:40	105.5	↓-2.0
4/20 09:50	103.4	↓-2.1
4/20 10:00	101.1	↓-2.3
4/20 10:10	98.8	↓-2.3
4/20 10:20	96.3	↓-2.5
4/20 10:30	93.7	↓-2.6
4/20 10:40	91.1	↓-2.6
4/20 10:50	88.3	↓-2.8
4/20 11:00	85.5	↓-2.8
4/20 11:10	82.7	↓-2.8
4/20 11:20	79.8	↓-2.9
4/20 11:30	76.8	↓-3.0	最大潮位差
4/20 11:40	73.9	↓-2.9
4/20 11:50	71.0	↓-2.9
4/20 12:00	68.0	↓-3.0	最大潮位差
4/20 12:10	65.1	↓-2.9
4/20 12:20	62.2	↓-2.9
4/20 12:30	59.3	↓-2.9
4/20 12:40	56.5	↓-2.8
4/20 12:50	53.8	↓-2.7
4/20 13:00	51.2	↓-2.6
4/20 13:10	48.6	↓-2.6
4/20 13:20	46.1	↓-2.5
4/20 13:30	43.8	↓-2.3
4/20 13:40	41.6	↓-2.2
4/20 13:50	39.5	↓-2.1
4/20 14:00	37.5	↓-2.0
4/20 14:10	35.7	↓-1.8
4/20 14:20	34.0	↓-1.7
4/20 14:30	32.5	↓-1.5
4/20 14:40	31.2	↓-1.3
4/20 14:50	30.0	↓-1.2
4/20 15:00	29.0	↓-1.0
4/20 15:10	28.2	↓-0.8
4/20 15:20	27.6	↓-0.6
4/20 15:30	27.1	↓-0.5
4/20 15:40	26.8	↓-0.3
4/20 15:50	26.7	↓-0.1	干潮
4/20 16:00	26.8	↑0.1
4/20 16:10	27.0	↑0.2
4/20 16:20	27.4	↑0.4
4/20 16:30	28.0	↑0.6
4/20 16:40	28.8	↑0.8
4/20 16:50	29.7	↑0.9
4/20 17:00	30.7	↑1.0
4/20 17:10	31.9	↑1.2
4/20 17:20	33.2	↑1.3
4/20 17:30	34.7	↑1.5
4/20 17:40	36.3	↑1.6
4/20 17:50	37.9	↑1.6
4/20 18:00	39.7	↑1.8
4/20 18:10	41.6	↑1.9
4/20 18:20	43.6	↑2.0
4/20 18:30	45.6	↑2.0
4/20 18:40	47.7	↑2.1
4/20 18:50	49.9	↑2.2
4/20 19:00	52.1	↑2.2
4/20 19:10	54.3	↑2.2
4/20 19:20	56.6	↑2.3
4/20 19:30	58.8	↑2.2
4/20 19:40	61.1	↑2.3
4/20 19:50	63.4	↑2.3
4/20 20:00	65.6	↑2.2
4/20 20:10	67.9	↑2.3
4/20 20:20	70.1	↑2.2
4/20 20:30	72.2	↑2.1
4/20 20:40	74.3	↑2.1
4/20 20:50	76.4	↑2.1
4/20 21:00	78.4	↑2.0
4/20 21:10	80.3	↑1.9
4/20 21:20	82.2	↑1.9
4/20 21:30	84.0	↑1.8
4/20 21:40	85.7	↑1.7
4/20 21:50	87.3	↑1.6
4/20 22:00	88.8	↑1.5
4/20 22:10	90.3	↑1.5
4/20 22:20	91.6	↑1.3
4/20 22:30	92.9	↑1.3
4/20 22:40	94.1	↑1.2
4/20 22:50	95.2	↑1.1
4/20 23:00	96.2	↑1.0
4/20 23:10	97.1	↑0.9
4/20 23:20	97.9	↑0.8
4/20 23:30	98.7	↑0.8
4/20 23:40	99.4	↑0.7
4/20 23:50	99.9	↑0.5