9 (水)	05:10	12:01	19:04	23:52
	108cm	8cm	99cm	67cm
中潮 出 05:14 入 18:07 出 21:46 入 06:51 潮干狩り ◎ 09:52～14:16

那珂湊（茨城）2042年04月9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	58.0	↑0.6
4/9 00:10	58.7	↑0.7
4/9 00:20	59.7	↑1.0
4/9 00:30	60.8	↑1.1
4/9 00:40	62.1	↑1.3
4/9 00:50	63.6	↑1.5
4/9 01:00	65.3	↑1.7
4/9 01:10	67.1	↑1.8
4/9 01:20	69.0	↑1.9
4/9 01:30	71.0	↑2.0
4/9 01:40	73.0	↑2.0
4/9 01:50	75.2	↑2.2
4/9 02:00	77.4	↑2.2
4/9 02:10	79.7	↑2.3
4/9 02:20	82.0	↑2.3
4/9 02:30	84.2	↑2.2
4/9 02:40	86.5	↑2.3
4/9 02:50	88.7	↑2.2
4/9 03:00	90.9	↑2.2
4/9 03:10	93.0	↑2.1
4/9 03:20	95.0	↑2.0
4/9 03:30	96.9	↑1.9
4/9 03:40	98.6	↑1.7
4/9 03:50	100.3	↑1.7
4/9 04:00	101.8	↑1.5
4/9 04:10	103.1	↑1.3
4/9 04:20	104.3	↑1.2
4/9 04:30	105.3	↑1.0
4/9 04:40	106.0	↑0.7
4/9 04:50	106.6	↑0.6
4/9 05:00	106.9	↑0.3	満潮
4/9 05:10	107.0	↑0.1	満潮
4/9 05:20	106.9	↓-0.1
4/9 05:30	106.5	↓-0.4
4/9 05:40	105.9	↓-0.6
4/9 05:50	105.0	↓-0.9
4/9 06:00	103.9	↓-1.1
4/9 06:10	102.5	↓-1.4
4/9 06:20	100.9	↓-1.6
4/9 06:30	99.0	↓-1.9
4/9 06:40	96.9	↓-2.1
4/9 06:50	94.5	↓-2.4
4/9 07:00	92.0	↓-2.5
4/9 07:10	89.2	↓-2.8
4/9 07:20	86.2	↓-3.0
4/9 07:30	83.0	↓-3.2
4/9 07:40	79.7	↓-3.3
4/9 07:50	76.2	↓-3.5
4/9 08:00	72.6	↓-3.6
4/9 08:10	68.9	↓-3.7
4/9 08:20	65.1	↓-3.8
4/9 08:30	61.2	↓-3.9	最大潮位差
4/9 08:40	57.3	↓-3.9	最大潮位差
4/9 08:50	53.4	↓-3.9	最大潮位差
4/9 09:00	49.6	↓-3.8
4/9 09:10	45.7	↓-3.9	最大潮位差
4/9 09:20	41.9	↓-3.8
4/9 09:30	38.2	↓-3.7
4/9 09:40	34.7	↓-3.5
4/9 09:50	31.2	↓-3.5
4/9 10:00	28.0	↓-3.2
4/9 10:10	24.9	↓-3.1
4/9 10:20	22.0	↓-2.9
4/9 10:30	19.4	↓-2.6
4/9 10:40	16.9	↓-2.5
4/9 10:50	14.8	↓-2.1
4/9 11:00	12.9	↓-1.9
4/9 11:10	11.3	↓-1.6
4/9 11:20	10.0	↓-1.3
4/9 11:30	8.9	↓-1.1
4/9 11:40	8.2	↓-0.7
4/9 11:50	7.7	↓-0.5
4/9 12:00	7.6	↓-0.1	干潮
4/9 12:10	7.7	↑0.1
4/9 12:20	8.2	↑0.5
4/9 12:30	8.9	↑0.7
4/9 12:40	9.9	↑1.0
4/9 12:50	11.2	↑1.3
4/9 13:00	12.7	↑1.5
4/9 13:10	14.4	↑1.7
4/9 13:20	16.4	↑2.0
4/9 13:30	18.6	↑2.2
4/9 13:40	21.0	↑2.4
4/9 13:50	23.6	↑2.6
4/9 14:00	26.3	↑2.7
4/9 14:10	29.2	↑2.9
4/9 14:20	32.2	↑3.0
4/9 14:30	35.3	↑3.1
4/9 14:40	38.5	↑3.2
4/9 14:50	41.8	↑3.3
4/9 15:00	45.1	↑3.3
4/9 15:10	48.5	↑3.4
4/9 15:20	51.9	↑3.4
4/9 15:30	55.3	↑3.4
4/9 15:40	58.6	↑3.3
4/9 15:50	61.9	↑3.3
4/9 16:00	65.2	↑3.3
4/9 16:10	68.4	↑3.2
4/9 16:20	71.5	↑3.1
4/9 16:30	74.5	↑3.0
4/9 16:40	77.4	↑2.9
4/9 16:50	80.1	↑2.7
4/9 17:00	82.7	↑2.6
4/9 17:10	85.2	↑2.5
4/9 17:20	87.5	↑2.3
4/9 17:30	89.6	↑2.1
4/9 17:40	91.5	↑1.9
4/9 17:50	93.2	↑1.7
4/9 18:00	94.6	↑1.4
4/9 18:10	95.9	↑1.3
4/9 18:20	97.0	↑1.1
4/9 18:30	97.8	↑0.8
4/9 18:40	98.4	↑0.6
4/9 18:50	98.8	↑0.4
4/9 19:00	99.0	↑0.2	満潮
4/9 19:10	98.9	↓-0.1
4/9 19:20	98.7	↓-0.2
4/9 19:30	98.2	↓-0.5
4/9 19:40	97.5	↓-0.7
4/9 19:50	96.7	↓-0.8
4/9 20:00	95.7	↓-1.0
4/9 20:10	94.5	↓-1.2
4/9 20:20	93.2	↓-1.3
4/9 20:30	91.7	↓-1.5
4/9 20:40	90.2	↓-1.5
4/9 20:50	88.6	↓-1.6
4/9 21:00	86.8	↓-1.8
4/9 21:10	85.1	↓-1.7
4/9 21:20	83.3	↓-1.8
4/9 21:30	81.5	↓-1.8
4/9 21:40	79.8	↓-1.7
4/9 21:50	78.0	↓-1.8
4/9 22:00	76.3	↓-1.7
4/9 22:10	74.7	↓-1.6
4/9 22:20	73.2	↓-1.5
4/9 22:30	71.8	↓-1.4
4/9 22:40	70.6	↓-1.2
4/9 22:50	69.4	↓-1.2
4/9 23:00	68.4	↓-1.0
4/9 23:10	67.6	↓-0.8
4/9 23:20	67.0	↓-0.6
4/9 23:30	66.5	↓-0.5
4/9 23:40	66.2	↓-0.3
4/9 23:50	66.1	↓-0.1	干潮