12 (火)	07:05	00:45	-	15:24
	117cm	80cm	-	38cm
小潮 出 05:54 入 17:43 出 10:16 入 00:19

大洗（茨城）2030年03月12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
3/12 00:00	80.5	↓-0.4
3/12 00:10	80.2	↓-0.3
3/12 00:20	79.9	↓-0.3
3/12 00:30	79.8	↓-0.1
3/12 00:40	79.7	↓-0.1	干潮
3/12 00:50	79.7	0
3/12 01:00	79.8	↑0.1
3/12 01:10	80.0	↑0.2
3/12 01:20	80.3	↑0.3
3/12 01:30	80.7	↑0.4
3/12 01:40	81.2	↑0.5
3/12 01:50	81.7	↑0.5
3/12 02:00	82.4	↑0.7
3/12 02:10	83.1	↑0.7
3/12 02:20	84.0	↑0.9
3/12 02:30	84.9	↑0.9
3/12 02:40	86.0	↑1.1
3/12 02:50	87.1	↑1.1
3/12 03:00	88.3	↑1.2
3/12 03:10	89.5	↑1.2
3/12 03:20	90.9	↑1.4
3/12 03:30	92.3	↑1.4
3/12 03:40	93.7	↑1.4
3/12 03:50	95.2	↑1.5
3/12 04:00	96.8	↑1.6
3/12 04:10	98.4	↑1.6
3/12 04:20	100.0	↑1.6
3/12 04:30	101.5	↑1.5
3/12 04:40	103.1	↑1.6
3/12 04:50	104.7	↑1.6
3/12 05:00	106.2	↑1.5
3/12 05:10	107.6	↑1.4
3/12 05:20	109.0	↑1.4
3/12 05:30	110.3	↑1.3
3/12 05:40	111.6	↑1.3
3/12 05:50	112.7	↑1.1
3/12 06:00	113.7	↑1.0
3/12 06:10	114.5	↑0.8
3/12 06:20	115.3	↑0.8
3/12 06:30	115.9	↑0.6
3/12 06:40	116.3	↑0.4
3/12 06:50	116.6	↑0.3
3/12 07:00	116.8	↑0.2	満潮
3/12 07:10	116.8	0
3/12 07:20	116.6	↓-0.2
3/12 07:30	116.3	↓-0.3
3/12 07:40	115.8	↓-0.5
3/12 07:50	115.1	↓-0.7
3/12 08:00	114.3	↓-0.8
3/12 08:10	113.4	↓-0.9
3/12 08:20	112.2	↓-1.2
3/12 08:30	111.0	↓-1.2
3/12 08:40	109.6	↓-1.4
3/12 08:50	108.0	↓-1.6
3/12 09:00	106.3	↓-1.7
3/12 09:10	104.5	↓-1.8
3/12 09:20	102.6	↓-1.9
3/12 09:30	100.6	↓-2.0
3/12 09:40	98.4	↓-2.2
3/12 09:50	96.2	↓-2.2
3/12 10:00	93.9	↓-2.3
3/12 10:10	91.5	↓-2.4
3/12 10:20	89.1	↓-2.4
3/12 10:30	86.6	↓-2.5
3/12 10:40	84.1	↓-2.5
3/12 10:50	81.6	↓-2.5
3/12 11:00	79.0	↓-2.6	最大潮位差
3/12 11:10	76.5	↓-2.5
3/12 11:20	74.0	↓-2.5
3/12 11:30	71.5	↓-2.5
3/12 11:40	69.0	↓-2.5
3/12 11:50	66.6	↓-2.4
3/12 12:00	64.3	↓-2.3
3/12 12:10	62.0	↓-2.3
3/12 12:20	59.7	↓-2.3
3/12 12:30	57.6	↓-2.1
3/12 12:40	55.5	↓-2.1
3/12 12:50	53.6	↓-1.9
3/12 13:00	51.7	↓-1.9
3/12 13:10	49.9	↓-1.8
3/12 13:20	48.2	↓-1.7
3/12 13:30	46.6	↓-1.6
3/12 13:40	45.2	↓-1.4
3/12 13:50	43.8	↓-1.4
3/12 14:00	42.6	↓-1.2
3/12 14:10	41.5	↓-1.1
3/12 14:20	40.5	↓-1.0
3/12 14:30	39.7	↓-0.8
3/12 14:40	39.0	↓-0.7
3/12 14:50	38.4	↓-0.6
3/12 15:00	38.0	↓-0.4
3/12 15:10	37.7	↓-0.3
3/12 15:20	37.6	↓-0.1	干潮
3/12 15:30	37.7	↑0.1
3/12 15:40	37.8	↑0.1
3/12 15:50	38.2	↑0.4
3/12 16:00	38.7	↑0.5
3/12 16:10	39.3	↑0.6
3/12 16:20	40.0	↑0.7
3/12 16:30	40.9	↑0.9
3/12 16:40	41.9	↑1.0
3/12 16:50	43.1	↑1.2
3/12 17:00	44.3	↑1.2
3/12 17:10	45.7	↑1.4
3/12 17:20	47.1	↑1.4
3/12 17:30	48.6	↑1.5
3/12 17:40	50.1	↑1.5
3/12 17:50	51.7	↑1.6
3/12 18:00	53.4	↑1.7
3/12 18:10	55.0	↑1.6
3/12 18:20	56.7	↑1.7
3/12 18:30	58.4	↑1.7
3/12 18:40	60.1	↑1.7
3/12 18:50	61.8	↑1.7
3/12 19:00	63.4	↑1.6
3/12 19:10	65.1	↑1.7
3/12 19:20	66.6	↑1.5
3/12 19:30	68.2	↑1.6
3/12 19:40	69.7	↑1.5
3/12 19:50	71.1	↑1.4
3/12 20:00	72.4	↑1.3
3/12 20:10	73.7	↑1.3
3/12 20:20	74.9	↑1.2
3/12 20:30	76.1	↑1.2
3/12 20:40	77.2	↑1.1
3/12 20:50	78.1	↑0.9
3/12 21:00	79.0	↑0.9
3/12 21:10	79.9	↑0.9
3/12 21:20	80.6	↑0.7
3/12 21:30	81.2	↑0.6
3/12 21:40	81.8	↑0.6
3/12 21:50	82.3	↑0.5
3/12 22:00	82.7	↑0.4
3/12 22:10	83.1	↑0.4
3/12 22:20	83.4	↑0.3
3/12 22:30	83.6	↑0.2
3/12 22:40	83.8	↑0.2
3/12 22:50	84.0	↑0.2
3/12 23:00	84.1	↑0.1
3/12 23:10	84.2	↑0.1
3/12 23:20	84.2	0
3/12 23:30	84.3	↑0.1
3/12 23:40	84.4	↑0.1
3/12 23:50	84.4	0