13 (木)	06:58	00:51	19:46	13:34
	130cm	45cm	103cm	35cm
小潮 出 06:29 入 17:17 出 23:12 入 09:09

大洗（茨城）2031年02月13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
2/13 00:00	47.8	↓-1.4
2/13 00:10	46.7	↓-1.1
2/13 00:20	45.7	↓-1.0
2/13 00:30	45.1	↓-0.6
2/13 00:40	44.7	↓-0.4
2/13 00:50	44.6	↓-0.1	干潮
2/13 01:00	44.7	↑0.1
2/13 01:10	45.2	↑0.5
2/13 01:20	45.9	↑0.7
2/13 01:30	46.8	↑0.9
2/13 01:40	48.1	↑1.3
2/13 01:50	49.6	↑1.5
2/13 02:00	51.4	↑1.8
2/13 02:10	53.4	↑2.0
2/13 02:20	55.7	↑2.3
2/13 02:30	58.2	↑2.5
2/13 02:40	61.0	↑2.8
2/13 02:50	63.9	↑2.9
2/13 03:00	67.0	↑3.1
2/13 03:10	70.3	↑3.3
2/13 03:20	73.7	↑3.4
2/13 03:30	77.2	↑3.5
2/13 03:40	80.8	↑3.6
2/13 03:50	84.5	↑3.7
2/13 04:00	88.2	↑3.7
2/13 04:10	91.8	↑3.6
2/13 04:20	95.5	↑3.7
2/13 04:30	99.0	↑3.5
2/13 04:40	102.5	↑3.5
2/13 04:50	105.9	↑3.4
2/13 05:00	109.1	↑3.2
2/13 05:10	112.2	↑3.1
2/13 05:20	115.0	↑2.8
2/13 05:30	117.7	↑2.7
2/13 05:40	120.1	↑2.4
2/13 05:50	122.2	↑2.1
2/13 06:00	124.1	↑1.9
2/13 06:10	125.7	↑1.6
2/13 06:20	127.0	↑1.3
2/13 06:30	128.0	↑1.0
2/13 06:40	128.7	↑0.7
2/13 06:50	129.1	↑0.4	満潮
2/13 07:00	129.2	↑0.1
2/13 07:10	128.9	↓-0.3
2/13 07:20	128.3	↓-0.6
2/13 07:30	127.4	↓-0.9
2/13 07:40	126.3	↓-1.1
2/13 07:50	124.8	↓-1.5
2/13 08:00	123.0	↓-1.8
2/13 08:10	120.9	↓-2.1
2/13 08:20	118.6	↓-2.3
2/13 08:30	116.1	↓-2.5
2/13 08:40	113.3	↓-2.8
2/13 08:50	110.3	↓-3.0
2/13 09:00	107.1	↓-3.2
2/13 09:10	103.7	↓-3.4
2/13 09:20	100.2	↓-3.5
2/13 09:30	96.6	↓-3.6
2/13 09:40	92.9	↓-3.7
2/13 09:50	89.2	↓-3.7
2/13 10:00	85.3	↓-3.9	最大潮位差
2/13 10:10	81.5	↓-3.8
2/13 10:20	77.7	↓-3.8
2/13 10:30	74.0	↓-3.7
2/13 10:40	70.3	↓-3.7
2/13 10:50	66.6	↓-3.7
2/13 11:00	63.1	↓-3.5
2/13 11:10	59.8	↓-3.3
2/13 11:20	56.5	↓-3.3
2/13 11:30	53.5	↓-3.0
2/13 11:40	50.6	↓-2.9
2/13 11:50	47.9	↓-2.7
2/13 12:00	45.5	↓-2.4
2/13 12:10	43.2	↓-2.3
2/13 12:20	41.2	↓-2.0
2/13 12:30	39.5	↓-1.7
2/13 12:40	37.9	↓-1.6
2/13 12:50	36.7	↓-1.2
2/13 13:00	35.7	↓-1.0
2/13 13:10	34.9	↓-0.8
2/13 13:20	34.4	↓-0.5
2/13 13:30	34.2	↓-0.2	干潮
2/13 13:40	34.3	↑0.1
2/13 13:50	34.6	↑0.3
2/13 14:00	35.1	↑0.5
2/13 14:10	35.9	↑0.8
2/13 14:20	37.0	↑1.1
2/13 14:30	38.3	↑1.3
2/13 14:40	39.8	↑1.5
2/13 14:50	41.6	↑1.8
2/13 15:00	43.5	↑1.9
2/13 15:10	45.6	↑2.1
2/13 15:20	47.9	↑2.3
2/13 15:30	50.4	↑2.5
2/13 15:40	53.0	↑2.6
2/13 15:50	55.7	↑2.7
2/13 16:00	58.5	↑2.8
2/13 16:10	61.3	↑2.8
2/13 16:20	64.2	↑2.9
2/13 16:30	67.1	↑2.9
2/13 16:40	70.1	↑3.0
2/13 16:50	73.0	↑2.9
2/13 17:00	75.8	↑2.8
2/13 17:10	78.6	↑2.8
2/13 17:20	81.3	↑2.7
2/13 17:30	83.9	↑2.6
2/13 17:40	86.4	↑2.5
2/13 17:50	88.8	↑2.4
2/13 18:00	91.0	↑2.2
2/13 18:10	93.0	↑2.0
2/13 18:20	94.8	↑1.8
2/13 18:30	96.5	↑1.7
2/13 18:40	98.0	↑1.5
2/13 18:50	99.3	↑1.3
2/13 19:00	100.3	↑1.0
2/13 19:10	101.2	↑0.9
2/13 19:20	101.9	↑0.7
2/13 19:30	102.3	↑0.4
2/13 19:40	102.5	↑0.2	満潮
2/13 19:50	102.5	0
2/13 20:00	102.3	↓-0.2
2/13 20:10	101.9	↓-0.4
2/13 20:20	101.3	↓-0.6
2/13 20:30	100.5	↓-0.8
2/13 20:40	99.5	↓-1.0
2/13 20:50	98.4	↓-1.1
2/13 21:00	97.0	↓-1.4
2/13 21:10	95.6	↓-1.4
2/13 21:20	93.9	↓-1.7
2/13 21:30	92.2	↓-1.7
2/13 21:40	90.4	↓-1.8
2/13 21:50	88.4	↓-2.0
2/13 22:00	86.4	↓-2.0
2/13 22:10	84.4	↓-2.0
2/13 22:20	82.3	↓-2.1
2/13 22:30	80.2	↓-2.1
2/13 22:40	78.1	↓-2.1
2/13 22:50	76.0	↓-2.1
2/13 23:00	74.0	↓-2.0
2/13 23:10	72.0	↓-2.0
2/13 23:20	70.1	↓-1.9
2/13 23:30	68.3	↓-1.8
2/13 23:40	66.6	↓-1.7
2/13 23:50	65.1	↓-1.5