20 (日)	07:02	01:49	-	15:14
	118cm	94cm	-	22cm
小潮 出 05:01 入 18:16 出 00:15 入 09:41 潮干狩り ○ 13:17～17:16

上総勝浦（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	97.7	↓-0.5
4/20 00:10	97.1	↓-0.6
4/20 00:20	96.5	↓-0.6
4/20 00:30	96.0	↓-0.5
4/20 00:40	95.5	↓-0.5
4/20 00:50	95.0	↓-0.5
4/20 01:00	94.6	↓-0.4
4/20 01:10	94.3	↓-0.3
4/20 01:20	94.0	↓-0.3
4/20 01:30	93.8	↓-0.2
4/20 01:40	93.7	↓-0.1	干潮
4/20 01:50	93.6	↓-0.1
4/20 02:00	93.7	↑0.1
4/20 02:10	93.9	↑0.2
4/20 02:20	94.1	↑0.2
4/20 02:30	94.5	↑0.4
4/20 02:40	95.0	↑0.5
4/20 02:50	95.5	↑0.5
4/20 03:00	96.2	↑0.7
4/20 03:10	96.9	↑0.7
4/20 03:20	97.7	↑0.8
4/20 03:30	98.6	↑0.9
4/20 03:40	99.6	↑1.0
4/20 03:50	100.6	↑1.0
4/20 04:00	101.7	↑1.1
4/20 04:10	102.8	↑1.1
4/20 04:20	104.0	↑1.2
4/20 04:30	105.1	↑1.1
4/20 04:40	106.3	↑1.2
4/20 04:50	107.5	↑1.2
4/20 05:00	108.6	↑1.1
4/20 05:10	109.8	↑1.2
4/20 05:20	110.8	↑1.0
4/20 05:30	111.9	↑1.1
4/20 05:40	112.8	↑0.9
4/20 05:50	113.7	↑0.9
4/20 06:00	114.6	↑0.9
4/20 06:10	115.3	↑0.7
4/20 06:20	115.9	↑0.6
4/20 06:30	116.4	↑0.5
4/20 06:40	116.8	↑0.4
4/20 06:50	117.0	↑0.2
4/20 07:00	117.1	↑0.1	満潮
4/20 07:10	117.0	↓-0.1
4/20 07:20	116.8	↓-0.2
4/20 07:30	116.5	↓-0.3
4/20 07:40	115.9	↓-0.6
4/20 07:50	115.2	↓-0.7
4/20 08:00	114.3	↓-0.9
4/20 08:10	113.3	↓-1.0
4/20 08:20	112.0	↓-1.3
4/20 08:30	110.6	↓-1.4
4/20 08:40	109.0	↓-1.6
4/20 08:50	107.3	↓-1.7
4/20 09:00	105.4	↓-1.9
4/20 09:10	103.3	↓-2.1
4/20 09:20	101.1	↓-2.2
4/20 09:30	98.8	↓-2.3
4/20 09:40	96.3	↓-2.5
4/20 09:50	93.7	↓-2.6
4/20 10:00	91.0	↓-2.7
4/20 10:10	88.2	↓-2.8
4/20 10:20	85.3	↓-2.9
4/20 10:30	82.3	↓-3.0
4/20 10:40	79.3	↓-3.0
4/20 10:50	76.2	↓-3.1
4/20 11:00	73.2	↓-3.0
4/20 11:10	70.0	↓-3.2	最大潮位差
4/20 11:20	66.9	↓-3.1
4/20 11:30	63.8	↓-3.1
4/20 11:40	60.7	↓-3.1
4/20 11:50	57.7	↓-3.0
4/20 12:00	54.7	↓-3.0
4/20 12:10	51.7	↓-3.0
4/20 12:20	48.9	↓-2.8
4/20 12:30	46.1	↓-2.8
4/20 12:40	43.4	↓-2.7
4/20 12:50	40.8	↓-2.6
4/20 13:00	38.3	↓-2.5
4/20 13:10	36.0	↓-2.3
4/20 13:20	33.8	↓-2.2
4/20 13:30	31.8	↓-2.0
4/20 13:40	29.9	↓-1.9
4/20 13:50	28.2	↓-1.7
4/20 14:00	26.7	↓-1.5
4/20 14:10	25.4	↓-1.3
4/20 14:20	24.2	↓-1.2
4/20 14:30	23.2	↓-1.0
4/20 14:40	22.5	↓-0.7
4/20 14:50	21.9	↓-0.6
4/20 15:00	21.6	↓-0.3
4/20 15:10	21.4	↓-0.2	干潮
4/20 15:20	21.4	0
4/20 15:30	21.7	↑0.3
4/20 15:40	22.1	↑0.4
4/20 15:50	22.7	↑0.6
4/20 16:00	23.5	↑0.8
4/20 16:10	24.5	↑1.0
4/20 16:20	25.6	↑1.1
4/20 16:30	26.9	↑1.3
4/20 16:40	28.4	↑1.5
4/20 16:50	30.0	↑1.6
4/20 17:00	31.7	↑1.7
4/20 17:10	33.6	↑1.9
4/20 17:20	35.6	↑2.0
4/20 17:30	37.7	↑2.1
4/20 17:40	39.8	↑2.1
4/20 17:50	42.1	↑2.3
4/20 18:00	44.5	↑2.4
4/20 18:10	46.9	↑2.4
4/20 18:20	49.3	↑2.4
4/20 18:30	51.8	↑2.5
4/20 18:40	54.4	↑2.6
4/20 18:50	56.9	↑2.5
4/20 19:00	59.5	↑2.6
4/20 19:10	62.0	↑2.5
4/20 19:20	64.6	↑2.6
4/20 19:30	67.1	↑2.5
4/20 19:40	69.6	↑2.5
4/20 19:50	72.1	↑2.5
4/20 20:00	74.4	↑2.3
4/20 20:10	76.8	↑2.4
4/20 20:20	79.0	↑2.2
4/20 20:30	81.2	↑2.2
4/20 20:40	83.3	↑2.1
4/20 20:50	85.3	↑2.0
4/20 21:00	87.2	↑1.9
4/20 21:10	89.0	↑1.8
4/20 21:20	90.7	↑1.7
4/20 21:30	92.2	↑1.5
4/20 21:40	93.7	↑1.5
4/20 21:50	95.0	↑1.3
4/20 22:00	96.3	↑1.3
4/20 22:10	97.4	↑1.1
4/20 22:20	98.4	↑1.0
4/20 22:30	99.3	↑0.9
4/20 22:40	100.1	↑0.8
4/20 22:50	100.8	↑0.7
4/20 23:00	101.3	↑0.5
4/20 23:10	101.8	↑0.5
4/20 23:20	102.2	↑0.4
4/20 23:30	102.5	↑0.3
4/20 23:40	102.7	↑0.2
4/20 23:50	102.9	↑0.2