09 (土)	04:10	10:18	16:32	22:34
	122cm	23cm	128cm	29cm
大潮 出 05:14 入 18:07 出 18:17 入 05:27 潮干狩り ○ 08:59～11:35

日立（茨城）2039年04月09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
4/9 00:00	45.2	↑3.6
4/9 00:10	49.1	↑3.9
4/9 00:20	53.1	↑4.0
4/9 00:30	57.3	↑4.2
4/9 00:40	61.5	↑4.2
4/9 00:50	65.9	↑4.4
4/9 01:00	70.2	↑4.3
4/9 01:10	74.6	↑4.4
4/9 01:20	78.9	↑4.3
4/9 01:30	83.2	↑4.3
4/9 01:40	87.3	↑4.1
4/9 01:50	91.4	↑4.1
4/9 02:00	95.2	↑3.8
4/9 02:10	98.9	↑3.7
4/9 02:20	102.3	↑3.4
4/9 02:30	105.6	↑3.3
4/9 02:40	108.5	↑2.9
4/9 02:50	111.3	↑2.8
4/9 03:00	113.7	↑2.4
4/9 03:10	115.8	↑2.1
4/9 03:20	117.6	↑1.8
4/9 03:30	119.1	↑1.5
4/9 03:40	120.3	↑1.2
4/9 03:50	121.1	↑0.8
4/9 04:00	121.6	↑0.5	満潮
4/9 04:10	121.8	↑0.2	満潮
4/9 04:20	121.6	↓-0.2
4/9 04:30	121.0	↓-0.6
4/9 04:40	120.1	↓-0.9
4/9 04:50	118.9	↓-1.2
4/9 05:00	117.3	↓-1.6
4/9 05:10	115.4	↓-1.9
4/9 05:20	113.1	↓-2.3
4/9 05:30	110.6	↓-2.5
4/9 05:40	107.7	↓-2.9
4/9 05:50	104.6	↓-3.1
4/9 06:00	101.2	↓-3.4
4/9 06:10	97.6	↓-3.6
4/9 06:20	93.8	↓-3.8
4/9 06:30	89.8	↓-4.0
4/9 06:40	85.7	↓-4.1
4/9 06:50	81.5	↓-4.2
4/9 07:00	77.2	↓-4.3
4/9 07:10	72.9	↓-4.3
4/9 07:20	68.6	↓-4.3
4/9 07:30	64.3	↓-4.3
4/9 07:40	60.1	↓-4.2
4/9 07:50	56.0	↓-4.1
4/9 08:00	52.1	↓-3.9
4/9 08:10	48.3	↓-3.8
4/9 08:20	44.7	↓-3.6
4/9 08:30	41.3	↓-3.4
4/9 08:40	38.1	↓-3.2
4/9 08:50	35.2	↓-2.9
4/9 09:00	32.6	↓-2.6
4/9 09:10	30.2	↓-2.4
4/9 09:20	28.2	↓-2.0
4/9 09:30	26.4	↓-1.8
4/9 09:40	25.0	↓-1.4
4/9 09:50	23.9	↓-1.1
4/9 10:00	23.1	↓-0.8
4/9 10:10	22.7	↓-0.4	干潮
4/9 10:20	22.6	↓-0.1
4/9 10:30	22.9	↑0.3
4/9 10:40	23.6	↑0.7
4/9 10:50	24.5	↑0.9
4/9 11:00	25.9	↑1.4
4/9 11:10	27.6	↑1.7
4/9 11:20	29.6	↑2.0
4/9 11:30	32.0	↑2.4
4/9 11:40	34.6	↑2.6
4/9 11:50	37.6	↑3.0
4/9 12:00	40.9	↑3.3
4/9 12:10	44.4	↑3.5
4/9 12:20	48.1	↑3.7
4/9 12:30	52.1	↑4.0
4/9 12:40	56.2	↑4.1
4/9 12:50	60.5	↑4.3
4/9 13:00	64.8	↑4.3
4/9 13:10	69.3	↑4.5	最大潮位差
4/9 13:20	73.8	↑4.5	最大潮位差
4/9 13:30	78.2	↑4.4
4/9 13:40	82.7	↑4.5	最大潮位差
4/9 13:50	87.0	↑4.3
4/9 14:00	91.3	↑4.3
4/9 14:10	95.4	↑4.1
4/9 14:20	99.4	↑4.0
4/9 14:30	103.2	↑3.8
4/9 14:40	106.8	↑3.6
4/9 14:50	110.1	↑3.3
4/9 15:00	113.2	↑3.1
4/9 15:10	116.0	↑2.8
4/9 15:20	118.5	↑2.5
4/9 15:30	120.7	↑2.2
4/9 15:40	122.6	↑1.9
4/9 15:50	124.2	↑1.6
4/9 16:00	125.5	↑1.3
4/9 16:10	126.4	↑0.9
4/9 16:20	126.9	↑0.5
4/9 16:30	127.1	↑0.2	満潮
4/9 16:40	127.0	↓-0.1
4/9 16:50	126.5	↓-0.5
4/9 17:00	125.6	↓-0.9
4/9 17:10	124.4	↓-1.2
4/9 17:20	122.8	↓-1.6
4/9 17:30	120.9	↓-1.9
4/9 17:40	118.6	↓-2.3
4/9 17:50	116.0	↓-2.6
4/9 18:00	113.2	↓-2.8
4/9 18:10	110.0	↓-3.2
4/9 18:20	106.6	↓-3.4
4/9 18:30	103.0	↓-3.6
4/9 18:40	99.1	↓-3.9
4/9 18:50	95.1	↓-4.0
4/9 19:00	91.0	↓-4.1
4/9 19:10	86.7	↓-4.3
4/9 19:20	82.4	↓-4.3
4/9 19:30	78.1	↓-4.3
4/9 19:40	73.8	↓-4.3
4/9 19:50	69.5	↓-4.3
4/9 20:00	65.3	↓-4.2
4/9 20:10	61.2	↓-4.1
4/9 20:20	57.2	↓-4.0
4/9 20:30	53.4	↓-3.8
4/9 20:40	49.9	↓-3.5
4/9 20:50	46.5	↓-3.4
4/9 21:00	43.4	↓-3.1
4/9 21:10	40.5	↓-2.9
4/9 21:20	37.9	↓-2.6
4/9 21:30	35.6	↓-2.3
4/9 21:40	33.7	↓-1.9
4/9 21:50	32.0	↓-1.7
4/9 22:00	30.7	↓-1.3
4/9 22:10	29.7	↓-1.0
4/9 22:20	29.0	↓-0.7
4/9 22:30	28.7	↓-0.3	干潮
4/9 22:40	28.8	↑0.1
4/9 22:50	29.2	↑0.4
4/9 23:00	30.0	↑0.8
4/9 23:10	31.1	↑1.1
4/9 23:20	32.5	↑1.4
4/9 23:30	34.4	↑1.9
4/9 23:40	36.5	↑2.1
4/9 23:50	39.0	↑2.5