31 (金)	13:11	04:57	22:59	18:36
	121cm	54cm	111cm	98cm
若潮 出 06:00 入 16:44 出 13:41 入 -

日立（茨城）2025年10月31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
10/31 00:00	92.9	↓-1.6
10/31 00:10	91.2	↓-1.7
10/31 00:20	89.5	↓-1.7
10/31 00:30	87.8	↓-1.7
10/31 00:40	86.0	↓-1.8
10/31 00:50	84.3	↓-1.7
10/31 01:00	82.5	↓-1.8
10/31 01:10	80.7	↓-1.8
10/31 01:20	78.9	↓-1.8
10/31 01:30	77.1	↓-1.8
10/31 01:40	75.4	↓-1.7
10/31 01:50	73.6	↓-1.8
10/31 02:00	71.9	↓-1.7
10/31 02:10	70.2	↓-1.7
10/31 02:20	68.5	↓-1.7
10/31 02:30	66.9	↓-1.6
10/31 02:40	65.3	↓-1.6
10/31 02:50	63.8	↓-1.5
10/31 03:00	62.4	↓-1.4
10/31 03:10	61.0	↓-1.4
10/31 03:20	59.8	↓-1.2
10/31 03:30	58.6	↓-1.2
10/31 03:40	57.5	↓-1.1
10/31 03:50	56.6	↓-0.9
10/31 04:00	55.7	↓-0.9
10/31 04:10	55.0	↓-0.7
10/31 04:20	54.5	↓-0.5
10/31 04:30	54.0	↓-0.5
10/31 04:40	53.7	↓-0.3
10/31 04:50	53.6	↓-0.1	干潮
10/31 05:00	53.5	↓-0.1
10/31 05:10	53.7	↑0.2
10/31 05:20	53.9	↑0.2
10/31 05:30	54.3	↑0.4
10/31 05:40	54.8	↑0.5
10/31 05:50	55.5	↑0.7
10/31 06:00	56.3	↑0.8
10/31 06:10	57.2	↑0.9
10/31 06:20	58.3	↑1.1
10/31 06:30	59.4	↑1.1
10/31 06:40	60.7	↑1.3
10/31 06:50	62.1	↑1.4
10/31 07:00	63.5	↑1.4
10/31 07:10	65.1	↑1.6
10/31 07:20	66.8	↑1.7
10/31 07:30	68.6	↑1.8
10/31 07:40	70.4	↑1.8
10/31 07:50	72.3	↑1.9
10/31 08:00	74.3	↑2.0
10/31 08:10	76.4	↑2.1
10/31 08:20	78.5	↑2.1
10/31 08:30	80.6	↑2.1
10/31 08:40	82.8	↑2.2
10/31 08:50	85.0	↑2.2
10/31 09:00	87.2	↑2.2
10/31 09:10	89.5	↑2.3	最大潮位差
10/31 09:20	91.7	↑2.2
10/31 09:30	93.9	↑2.2
10/31 09:40	96.0	↑2.1
10/31 09:50	98.1	↑2.1
10/31 10:00	100.2	↑2.1
10/31 10:10	102.2	↑2.0
10/31 10:20	104.1	↑1.9
10/31 10:30	106.0	↑1.9
10/31 10:40	107.7	↑1.7
10/31 10:50	109.4	↑1.7
10/31 11:00	111.0	↑1.6
10/31 11:10	112.4	↑1.4
10/31 11:20	113.8	↑1.4
10/31 11:30	115.0	↑1.2
10/31 11:40	116.1	↑1.1
10/31 11:50	117.1	↑1.0
10/31 12:00	118.0	↑0.9
10/31 12:10	118.8	↑0.8
10/31 12:20	119.5	↑0.7
10/31 12:30	120.0	↑0.5
10/31 12:40	120.4	↑0.4
10/31 12:50	120.7	↑0.3
10/31 13:00	120.9	↑0.2
10/31 13:10	121.0	↑0.1	満潮
10/31 13:20	120.9	↓-0.1
10/31 13:30	120.7	↓-0.2
10/31 13:40	120.4	↓-0.3
10/31 13:50	120.0	↓-0.4
10/31 14:00	119.5	↓-0.5
10/31 14:10	118.8	↓-0.7
10/31 14:20	118.1	↓-0.7
10/31 14:30	117.3	↓-0.8
10/31 14:40	116.4	↓-0.9
10/31 14:50	115.4	↓-1.0
10/31 15:00	114.4	↓-1.0
10/31 15:10	113.3	↓-1.1
10/31 15:20	112.2	↓-1.1
10/31 15:30	111.0	↓-1.2
10/31 15:40	109.9	↓-1.1
10/31 15:50	108.7	↓-1.2
10/31 16:00	107.6	↓-1.1
10/31 16:10	106.5	↓-1.1
10/31 16:20	105.4	↓-1.1
10/31 16:30	104.4	↓-1.0
10/31 16:40	103.4	↓-1.0
10/31 16:50	102.5	↓-0.9
10/31 17:00	101.7	↓-0.8
10/31 17:10	100.9	↓-0.8
10/31 17:20	100.3	↓-0.6
10/31 17:30	99.7	↓-0.6
10/31 17:40	99.2	↓-0.5
10/31 17:50	98.8	↓-0.4
10/31 18:00	98.4	↓-0.4
10/31 18:10	98.2	↓-0.2
10/31 18:20	98.0	↓-0.2
10/31 18:30	97.9	↓-0.1	干潮
10/31 18:40	97.9	0
10/31 18:50	98.0	↑0.1
10/31 19:00	98.2	↑0.2
10/31 19:10	98.4	↑0.2
10/31 19:20	98.7	↑0.3
10/31 19:30	99.1	↑0.4
10/31 19:40	99.5	↑0.4
10/31 19:50	100.0	↑0.5
10/31 20:00	100.6	↑0.6
10/31 20:10	101.2	↑0.6
10/31 20:20	101.9	↑0.7
10/31 20:30	102.6	↑0.7
10/31 20:40	103.3	↑0.7
10/31 20:50	104.0	↑0.7
10/31 21:00	104.7	↑0.7
10/31 21:10	105.5	↑0.8
10/31 21:20	106.2	↑0.7
10/31 21:30	106.9	↑0.7
10/31 21:40	107.6	↑0.7
10/31 21:50	108.2	↑0.6
10/31 22:00	108.7	↑0.5
10/31 22:10	109.2	↑0.5
10/31 22:20	109.6	↑0.4
10/31 22:30	110.0	↑0.4
10/31 22:40	110.2	↑0.2
10/31 22:50	110.3	↑0.1	満潮
10/31 23:00	110.4	↑0.1
10/31 23:10	110.3	↓-0.1
10/31 23:20	110.1	↓-0.2
10/31 23:30	109.8	↓-0.3
10/31 23:40	109.4	↓-0.4
10/31 23:50	108.9	↓-0.5