1 (土)	03:39	09:35	15:52	22:03
	107cm	27cm	118cm	27cm
大潮 出 05:25 入 18:01 出 17:34 入 04:45 潮干狩り ○ 08:41～10:28

那珂湊（茨城）2045年04月1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
4/1 00:00	51.3	↑3.5
4/1 00:10	54.9	↑3.6
4/1 00:20	58.6	↑3.7
4/1 00:30	62.3	↑3.7
4/1 00:40	65.9	↑3.6
4/1 00:50	69.6	↑3.7
4/1 01:00	73.2	↑3.6
4/1 01:10	76.7	↑3.5
4/1 01:20	80.1	↑3.4
4/1 01:30	83.4	↑3.3
4/1 01:40	86.5	↑3.1
4/1 01:50	89.5	↑3.0
4/1 02:00	92.2	↑2.7
4/1 02:10	94.8	↑2.6
4/1 02:20	97.1	↑2.3
4/1 02:30	99.2	↑2.1
4/1 02:40	101.1	↑1.9
4/1 02:50	102.6	↑1.5
4/1 03:00	103.9	↑1.3
4/1 03:10	104.9	↑1.0
4/1 03:20	105.6	↑0.7
4/1 03:30	106.0	↑0.4	満潮
4/1 03:40	106.0	0
4/1 03:50	105.8	↓-0.2
4/1 04:00	105.3	↓-0.5
4/1 04:10	104.4	↓-0.9
4/1 04:20	103.3	↓-1.1
4/1 04:30	101.9	↓-1.4
4/1 04:40	100.2	↓-1.7
4/1 04:50	98.3	↓-1.9
4/1 05:00	96.1	↓-2.2
4/1 05:10	93.6	↓-2.5
4/1 05:20	91.0	↓-2.6
4/1 05:30	88.1	↓-2.9
4/1 05:40	85.1	↓-3.0
4/1 05:50	82.0	↓-3.1
4/1 06:00	78.7	↓-3.3
4/1 06:10	75.3	↓-3.4
4/1 06:20	71.8	↓-3.5
4/1 06:30	68.3	↓-3.5
4/1 06:40	64.8	↓-3.5
4/1 06:50	61.3	↓-3.5
4/1 07:00	57.8	↓-3.5
4/1 07:10	54.4	↓-3.4
4/1 07:20	51.1	↓-3.3
4/1 07:30	47.9	↓-3.2
4/1 07:40	44.8	↓-3.1
4/1 07:50	42.0	↓-2.8
4/1 08:00	39.3	↓-2.7
4/1 08:10	36.8	↓-2.5
4/1 08:20	34.5	↓-2.3
4/1 08:30	32.5	↓-2.0
4/1 08:40	30.7	↓-1.8
4/1 08:50	29.3	↓-1.4
4/1 09:00	28.1	↓-1.2
4/1 09:10	27.2	↓-0.9
4/1 09:20	26.6	↓-0.6
4/1 09:30	26.3	↓-0.3	干潮
4/1 09:40	26.4	↑0.1
4/1 09:50	26.7	↑0.3
4/1 10:00	27.4	↑0.7
4/1 10:10	28.4	↑1.0
4/1 10:20	29.6	↑1.2
4/1 10:30	31.2	↑1.6
4/1 10:40	33.0	↑1.8
4/1 10:50	35.1	↑2.1
4/1 11:00	37.5	↑2.4
4/1 11:10	40.1	↑2.6
4/1 11:20	42.9	↑2.8
4/1 11:30	45.9	↑3.0
4/1 11:40	49.1	↑3.2
4/1 11:50	52.5	↑3.4
4/1 12:00	55.9	↑3.4
4/1 12:10	59.5	↑3.6
4/1 12:20	63.2	↑3.7
4/1 12:30	67.0	↑3.8
4/1 12:40	70.7	↑3.7
4/1 12:50	74.5	↑3.8
4/1 13:00	78.3	↑3.8
4/1 13:10	82.0	↑3.7
4/1 13:20	85.7	↑3.7
4/1 13:30	89.2	↑3.5
4/1 13:40	92.7	↑3.5
4/1 13:50	96.0	↑3.3
4/1 14:00	99.1	↑3.1
4/1 14:10	102.1	↑3.0
4/1 14:20	104.8	↑2.7
4/1 14:30	107.3	↑2.5
4/1 14:40	109.6	↑2.3
4/1 14:50	111.6	↑2.0
4/1 15:00	113.4	↑1.8
4/1 15:10	114.8	↑1.4
4/1 15:20	115.9	↑1.1
4/1 15:30	116.8	↑0.9
4/1 15:40	117.3	↑0.5
4/1 15:50	117.5	↑0.2	満潮
4/1 16:00	117.4	↓-0.1
4/1 16:10	116.9	↓-0.5
4/1 16:20	116.2	↓-0.7
4/1 16:30	115.1	↓-1.1
4/1 16:40	113.7	↓-1.4
4/1 16:50	112.0	↓-1.7
4/1 17:00	110.0	↓-2.0
4/1 17:10	107.7	↓-2.3
4/1 17:20	105.2	↓-2.5
4/1 17:30	102.4	↓-2.8
4/1 17:40	99.4	↓-3.0
4/1 17:50	96.2	↓-3.2
4/1 18:00	92.8	↓-3.4
4/1 18:10	89.3	↓-3.5
4/1 18:20	85.7	↓-3.6
4/1 18:30	81.9	↓-3.8
4/1 18:40	78.1	↓-3.8
4/1 18:50	74.2	↓-3.9	最大潮位差
4/1 19:00	70.3	↓-3.9	最大潮位差
4/1 19:10	66.4	↓-3.9	最大潮位差
4/1 19:20	62.6	↓-3.8
4/1 19:30	58.8	↓-3.8
4/1 19:40	55.1	↓-3.7
4/1 19:50	51.6	↓-3.5
4/1 20:00	48.2	↓-3.4
4/1 20:10	44.9	↓-3.3
4/1 20:20	41.9	↓-3.0
4/1 20:30	39.1	↓-2.8
4/1 20:40	36.5	↓-2.6
4/1 20:50	34.2	↓-2.3
4/1 21:00	32.1	↓-2.1
4/1 21:10	30.4	↓-1.7
4/1 21:20	28.9	↓-1.5
4/1 21:30	27.7	↓-1.2
4/1 21:40	26.9	↓-0.8
4/1 21:50	26.4	↓-0.5
4/1 22:00	26.1	↓-0.3	干潮
4/1 22:10	26.3	↑0.2
4/1 22:20	26.7	↑0.4
4/1 22:30	27.4	↑0.7
4/1 22:40	28.4	↑1.0
4/1 22:50	29.8	↑1.4
4/1 23:00	31.4	↑1.6
4/1 23:10	33.3	↑1.9
4/1 23:20	35.4	↑2.1
4/1 23:30	37.8	↑2.4
4/1 23:40	40.3	↑2.5
4/1 23:50	43.1	↑2.8