20 (火)	03:05	09:44	16:16	21:48
	115cm	7cm	113cm	48cm
大潮 出 05:00 入 18:15 出 17:43 入 04:07 潮干狩り ◎ 07:40～11:48

銚子漁港（千葉）2027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	73.9	↑3.2
4/20 00:10	77.2	↑3.3
4/20 00:20	80.5	↑3.3
4/20 00:30	83.7	↑3.2
4/20 00:40	86.9	↑3.2
4/20 00:50	90.1	↑3.2
4/20 01:00	93.1	↑3.0
4/20 01:10	96.1	↑3.0
4/20 01:20	98.9	↑2.8
4/20 01:30	101.5	↑2.6
4/20 01:40	104.0	↑2.5
4/20 01:50	106.2	↑2.2
4/20 02:00	108.3	↑2.1
4/20 02:10	110.1	↑1.8
4/20 02:20	111.6	↑1.5
4/20 02:30	112.8	↑1.2
4/20 02:40	113.7	↑0.9
4/20 02:50	114.3	↑0.6
4/20 03:00	114.6	↑0.3	満潮
4/20 03:10	114.6	0
4/20 03:20	114.3	↓-0.3
4/20 03:30	113.6	↓-0.7
4/20 03:40	112.6	↓-1.0
4/20 03:50	111.3	↓-1.3
4/20 04:00	109.7	↓-1.6
4/20 04:10	107.7	↓-2.0
4/20 04:20	105.5	↓-2.2
4/20 04:30	103.0	↓-2.5
4/20 04:40	100.2	↓-2.8
4/20 04:50	97.2	↓-3.0
4/20 05:00	94.0	↓-3.2
4/20 05:10	90.5	↓-3.5
4/20 05:20	86.9	↓-3.6
4/20 05:30	83.2	↓-3.7
4/20 05:40	79.3	↓-3.9
4/20 05:50	75.2	↓-4.1
4/20 06:00	71.1	↓-4.1
4/20 06:10	67.0	↓-4.1
4/20 06:20	62.7	↓-4.3	最大潮位差
4/20 06:30	58.5	↓-4.2
4/20 06:40	54.3	↓-4.2
4/20 06:50	50.1	↓-4.2
4/20 07:00	46.0	↓-4.1
4/20 07:10	41.9	↓-4.1
4/20 07:20	38.0	↓-3.9
4/20 07:30	34.1	↓-3.9
4/20 07:40	30.5	↓-3.6
4/20 07:50	27.0	↓-3.5
4/20 08:00	23.7	↓-3.3
4/20 08:10	20.7	↓-3.0
4/20 08:20	17.9	↓-2.8
4/20 08:30	15.3	↓-2.6
4/20 08:40	13.1	↓-2.2
4/20 08:50	11.1	↓-2.0
4/20 09:00	9.5	↓-1.6
4/20 09:10	8.2	↓-1.3
4/20 09:20	7.2	↓-1.0
4/20 09:30	6.6	↓-0.6
4/20 09:40	6.3	↓-0.3	干潮
4/20 09:50	6.4	↑0.1
4/20 10:00	6.8	↑0.4
4/20 10:10	7.5	↑0.7
4/20 10:20	8.7	↑1.2
4/20 10:30	10.1	↑1.4
4/20 10:40	11.8	↑1.7
4/20 10:50	13.9	↑2.1
4/20 11:00	16.2	↑2.3
4/20 11:10	18.9	↑2.7
4/20 11:20	21.7	↑2.8
4/20 11:30	24.9	↑3.2
4/20 11:40	28.2	↑3.3
4/20 11:50	31.7	↑3.5
4/20 12:00	35.4	↑3.7
4/20 12:10	39.3	↑3.9
4/20 12:20	43.3	↑4.0
4/20 12:30	47.4	↑4.1
4/20 12:40	51.5	↑4.1
4/20 12:50	55.7	↑4.2
4/20 13:00	60.0	↑4.3	最大潮位差
4/20 13:10	64.2	↑4.2
4/20 13:20	68.5	↑4.3	最大潮位差
4/20 13:30	72.7	↑4.2
4/20 13:40	76.8	↑4.1
4/20 13:50	80.8	↑4.0
4/20 14:00	84.6	↑3.8
4/20 14:10	88.3	↑3.7
4/20 14:20	91.8	↑3.5
4/20 14:30	95.1	↑3.3
4/20 14:40	98.2	↑3.1
4/20 14:50	101.0	↑2.8
4/20 15:00	103.6	↑2.6
4/20 15:10	105.9	↑2.3
4/20 15:20	107.8	↑1.9
4/20 15:30	109.5	↑1.7
4/20 15:40	110.8	↑1.3
4/20 15:50	111.8	↑1.0
4/20 16:00	112.4	↑0.6
4/20 16:10	112.8	↑0.4	満潮
4/20 16:20	112.8	0
4/20 16:30	112.5	↓-0.3
4/20 16:40	111.9	↓-0.6
4/20 16:50	111.0	↓-0.9
4/20 17:00	109.8	↓-1.2
4/20 17:10	108.3	↓-1.5
4/20 17:20	106.6	↓-1.7
4/20 17:30	104.7	↓-1.9
4/20 17:40	102.6	↓-2.1
4/20 17:50	100.2	↓-2.4
4/20 18:00	97.7	↓-2.5
4/20 18:10	95.1	↓-2.6
4/20 18:20	92.3	↓-2.8
4/20 18:30	89.5	↓-2.8
4/20 18:40	86.5	↓-3.0
4/20 18:50	83.6	↓-2.9
4/20 19:00	80.5	↓-3.1
4/20 19:10	77.5	↓-3.0
4/20 19:20	74.5	↓-3.0
4/20 19:30	71.6	↓-2.9
4/20 19:40	68.7	↓-2.9
4/20 19:50	65.9	↓-2.8
4/20 20:00	63.3	↓-2.6
4/20 20:10	60.8	↓-2.5
4/20 20:20	58.4	↓-2.4
4/20 20:30	56.3	↓-2.1
4/20 20:40	54.3	↓-2.0
4/20 20:50	52.6	↓-1.7
4/20 21:00	51.1	↓-1.5
4/20 21:10	49.9	↓-1.2
4/20 21:20	49.0	↓-0.9
4/20 21:30	48.3	↓-0.7
4/20 21:40	48.0	↓-0.3	干潮
4/20 21:50	47.9	↓-0.1
4/20 22:00	48.1	↑0.2
4/20 22:10	48.7	↑0.6
4/20 22:20	49.5	↑0.8
4/20 22:30	50.6	↑1.1
4/20 22:40	52.0	↑1.4
4/20 22:50	53.6	↑1.6
4/20 23:00	55.5	↑1.9
4/20 23:10	57.7	↑2.2
4/20 23:20	60.0	↑2.3
4/20 23:30	62.5	↑2.5
4/20 23:40	65.2	↑2.7
4/20 23:50	68.1	↑2.9