18 (水)	07:15	01:20	-	15:31
	107cm	82cm	-	14cm
小潮 出 05:46 入 17:48 出 10:13 入 00:52 潮干狩り ◎ 13:08～17:48

那珂湊（茨城）2043年03月18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
3/18 00:00	83.6	↓-0.5
3/18 00:10	83.1	↓-0.5
3/18 00:20	82.6	↓-0.5
3/18 00:30	82.2	↓-0.4
3/18 00:40	81.9	↓-0.3
3/18 00:50	81.6	↓-0.3
3/18 01:00	81.4	↓-0.2
3/18 01:10	81.3	↓-0.1	干潮
3/18 01:20	81.3	0	干潮
3/18 01:30	81.3	0
3/18 01:40	81.5	↑0.2
3/18 01:50	81.7	↑0.2
3/18 02:00	82.0	↑0.3
3/18 02:10	82.4	↑0.4
3/18 02:20	82.9	↑0.5
3/18 02:30	83.4	↑0.5
3/18 02:40	84.0	↑0.6
3/18 02:50	84.7	↑0.7
3/18 03:00	85.5	↑0.8
3/18 03:10	86.3	↑0.8
3/18 03:20	87.2	↑0.9
3/18 03:30	88.1	↑0.9
3/18 03:40	89.1	↑1.0
3/18 03:50	90.1	↑1.0
3/18 04:00	91.1	↑1.0
3/18 04:10	92.2	↑1.1
3/18 04:20	93.3	↑1.1
3/18 04:30	94.3	↑1.0
3/18 04:40	95.4	↑1.1
3/18 04:50	96.5	↑1.1
3/18 05:00	97.5	↑1.0
3/18 05:10	98.5	↑1.0
3/18 05:20	99.5	↑1.0
3/18 05:30	100.5	↑1.0
3/18 05:40	101.4	↑0.9
3/18 05:50	102.3	↑0.9
3/18 06:00	103.0	↑0.7
3/18 06:10	103.8	↑0.8
3/18 06:20	104.4	↑0.6
3/18 06:30	105.0	↑0.6
3/18 06:40	105.4	↑0.4
3/18 06:50	105.8	↑0.4
3/18 07:00	106.0	↑0.2
3/18 07:10	106.1	↑0.1	満潮
3/18 07:20	106.1	0
3/18 07:30	106.0	↓-0.1
3/18 07:40	105.7	↓-0.3
3/18 07:50	105.2	↓-0.5
3/18 08:00	104.6	↓-0.6
3/18 08:10	103.9	↓-0.7
3/18 08:20	103.0	↓-0.9
3/18 08:30	101.9	↓-1.1
3/18 08:40	100.7	↓-1.2
3/18 08:50	99.2	↓-1.5
3/18 09:00	97.7	↓-1.5
3/18 09:10	95.9	↓-1.8
3/18 09:20	94.0	↓-1.9
3/18 09:30	91.9	↓-2.1
3/18 09:40	89.7	↓-2.2
3/18 09:50	87.4	↓-2.3
3/18 10:00	84.9	↓-2.5
3/18 10:10	82.3	↓-2.6
3/18 10:20	79.5	↓-2.8
3/18 10:30	76.7	↓-2.8
3/18 10:40	73.8	↓-2.9
3/18 10:50	70.8	↓-3.0
3/18 11:00	67.8	↓-3.0
3/18 11:10	64.7	↓-3.1
3/18 11:20	61.6	↓-3.1
3/18 11:30	58.5	↓-3.1
3/18 11:40	55.3	↓-3.2	最大潮位差
3/18 11:50	52.2	↓-3.1
3/18 12:00	49.2	↓-3.0
3/18 12:10	46.2	↓-3.0
3/18 12:20	43.2	↓-3.0
3/18 12:30	40.4	↓-2.8
3/18 12:40	37.6	↓-2.8
3/18 12:50	35.0	↓-2.6
3/18 13:00	32.4	↓-2.6
3/18 13:10	30.0	↓-2.4
3/18 13:20	27.7	↓-2.3
3/18 13:30	25.6	↓-2.1
3/18 13:40	23.6	↓-2.0
3/18 13:50	21.8	↓-1.8
3/18 14:00	20.1	↓-1.7
3/18 14:10	18.7	↓-1.4
3/18 14:20	17.4	↓-1.3
3/18 14:30	16.2	↓-1.2
3/18 14:40	15.3	↓-0.9
3/18 14:50	14.5	↓-0.8
3/18 15:00	13.9	↓-0.6
3/18 15:10	13.4	↓-0.5
3/18 15:20	13.2	↓-0.2
3/18 15:30	13.1	↓-0.1	干潮
3/18 15:40	13.2	↑0.1
3/18 15:50	13.4	↑0.2
3/18 16:00	13.9	↑0.5
3/18 16:10	14.4	↑0.5
3/18 16:20	15.2	↑0.8
3/18 16:30	16.0	↑0.8
3/18 16:40	17.1	↑1.1
3/18 16:50	18.2	↑1.1
3/18 17:00	19.6	↑1.4
3/18 17:10	21.0	↑1.4
3/18 17:20	22.6	↑1.6
3/18 17:30	24.2	↑1.6
3/18 17:40	26.0	↑1.8
3/18 17:50	27.9	↑1.9
3/18 18:00	29.9	↑2.0
3/18 18:10	32.0	↑2.1
3/18 18:20	34.1	↑2.1
3/18 18:30	36.4	↑2.3
3/18 18:40	38.6	↑2.2
3/18 18:50	41.0	↑2.4
3/18 19:00	43.3	↑2.3
3/18 19:10	45.7	↑2.4
3/18 19:20	48.1	↑2.4
3/18 19:30	50.5	↑2.4
3/18 19:40	52.9	↑2.4
3/18 19:50	55.3	↑2.4
3/18 20:00	57.7	↑2.4
3/18 20:10	60.0	↑2.3
3/18 20:20	62.2	↑2.2
3/18 20:30	64.4	↑2.2
3/18 20:40	66.6	↑2.2
3/18 20:50	68.6	↑2.0
3/18 21:00	70.6	↑2.0
3/18 21:10	72.4	↑1.8
3/18 21:20	74.2	↑1.8
3/18 21:30	75.9	↑1.7
3/18 21:40	77.4	↑1.5
3/18 21:50	78.9	↑1.5
3/18 22:00	80.2	↑1.3
3/18 22:10	81.4	↑1.2
3/18 22:20	82.5	↑1.1
3/18 22:30	83.5	↑1.0
3/18 22:40	84.3	↑0.8
3/18 22:50	85.1	↑0.8
3/18 23:00	85.8	↑0.7
3/18 23:10	86.4	↑0.6
3/18 23:20	86.9	↑0.5
3/18 23:30	87.3	↑0.4
3/18 23:40	87.6	↑0.3
3/18 23:50	87.9	↑0.3