31 (月)	01:46	05:13	11:08	19:19
	96cm	88cm	125cm	20cm
中潮 出 06:49 入 16:34 出 02:24 入 12:46

大洗（茨城）2029年12月31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
12/31 00:00	90.2	↑1.2
12/31 00:10	91.2	↑1.0
12/31 00:20	92.2	↑1.0
12/31 00:30	93.0	↑0.8
12/31 00:40	93.7	↑0.7
12/31 00:50	94.3	↑0.6
12/31 01:00	94.8	↑0.5
12/31 01:10	95.2	↑0.4
12/31 01:20	95.5	↑0.3
12/31 01:30	95.7	↑0.2
12/31 01:40	95.8	↑0.1	満潮
12/31 01:50	95.8	0
12/31 02:00	95.7	↓-0.1
12/31 02:10	95.5	↓-0.2
12/31 02:20	95.3	↓-0.2
12/31 02:30	95.0	↓-0.3
12/31 02:40	94.6	↓-0.4
12/31 02:50	94.1	↓-0.5
12/31 03:00	93.6	↓-0.5
12/31 03:10	93.1	↓-0.5
12/31 03:20	92.5	↓-0.6
12/31 03:30	92.0	↓-0.5
12/31 03:40	91.4	↓-0.6
12/31 03:50	90.8	↓-0.6
12/31 04:00	90.2	↓-0.6
12/31 04:10	89.7	↓-0.5
12/31 04:20	89.2	↓-0.5
12/31 04:30	88.8	↓-0.4
12/31 04:40	88.5	↓-0.3
12/31 04:50	88.2	↓-0.3
12/31 05:00	88.0	↓-0.2
12/31 05:10	88.0	0	干潮
12/31 05:20	88.0	0
12/31 05:30	88.1	↑0.1
12/31 05:40	88.4	↑0.3
12/31 05:50	88.8	↑0.4
12/31 06:00	89.3	↑0.5
12/31 06:10	89.9	↑0.6
12/31 06:20	90.7	↑0.8
12/31 06:30	91.5	↑0.8
12/31 06:40	92.5	↑1.0
12/31 06:50	93.6	↑1.1
12/31 07:00	94.7	↑1.1
12/31 07:10	96.0	↑1.3
12/31 07:20	97.4	↑1.4
12/31 07:30	98.8	↑1.4
12/31 07:40	100.3	↑1.5
12/31 07:50	101.8	↑1.5
12/31 08:00	103.4	↑1.6
12/31 08:10	105.0	↑1.6
12/31 08:20	106.6	↑1.6
12/31 08:30	108.2	↑1.6
12/31 08:40	109.8	↑1.6
12/31 08:50	111.4	↑1.6
12/31 09:00	113.0	↑1.6
12/31 09:10	114.5	↑1.5
12/31 09:20	115.9	↑1.4
12/31 09:30	117.3	↑1.4
12/31 09:40	118.6	↑1.3
12/31 09:50	119.8	↑1.2
12/31 10:00	120.9	↑1.1
12/31 10:10	121.8	↑0.9
12/31 10:20	122.7	↑0.9
12/31 10:30	123.3	↑0.6
12/31 10:40	123.9	↑0.6
12/31 10:50	124.3	↑0.4
12/31 11:00	124.5	↑0.2	満潮
12/31 11:10	124.5	0
12/31 11:20	124.3	↓-0.2
12/31 11:30	124.0	↓-0.3
12/31 11:40	123.5	↓-0.5
12/31 11:50	122.8	↓-0.7
12/31 12:00	121.9	↓-0.9
12/31 12:10	120.9	↓-1.0
12/31 12:20	119.6	↓-1.3
12/31 12:30	118.2	↓-1.4
12/31 12:40	116.6	↓-1.6
12/31 12:50	114.8	↓-1.8
12/31 13:00	112.9	↓-1.9
12/31 13:10	110.9	↓-2.0
12/31 13:20	108.6	↓-2.3
12/31 13:30	106.3	↓-2.3
12/31 13:40	103.8	↓-2.5
12/31 13:50	101.2	↓-2.6
12/31 14:00	98.4	↓-2.8
12/31 14:10	95.6	↓-2.8
12/31 14:20	92.6	↓-3.0
12/31 14:30	89.6	↓-3.0
12/31 14:40	86.4	↓-3.2
12/31 14:50	83.2	↓-3.2
12/31 15:00	80.0	↓-3.2
12/31 15:10	76.6	↓-3.4	最大潮位差
12/31 15:20	73.3	↓-3.3
12/31 15:30	69.9	↓-3.4	最大潮位差
12/31 15:40	66.5	↓-3.4	最大潮位差
12/31 15:50	63.1	↓-3.4	最大潮位差
12/31 16:00	59.7	↓-3.4	最大潮位差
12/31 16:10	56.4	↓-3.3
12/31 16:20	53.1	↓-3.3
12/31 16:30	49.9	↓-3.2
12/31 16:40	46.8	↓-3.1
12/31 16:50	43.7	↓-3.1
12/31 17:00	40.8	↓-2.9
12/31 17:10	38.0	↓-2.8
12/31 17:20	35.4	↓-2.6
12/31 17:30	33.0	↓-2.4
12/31 17:40	30.7	↓-2.3
12/31 17:50	28.6	↓-2.1
12/31 18:00	26.7	↓-1.9
12/31 18:10	25.1	↓-1.6
12/31 18:20	23.6	↓-1.5
12/31 18:30	22.4	↓-1.2
12/31 18:40	21.4	↓-1.0
12/31 18:50	20.6	↓-0.8
12/31 19:00	20.1	↓-0.5
12/31 19:10	19.8	↓-0.3	干潮
12/31 19:20	19.7	↓-0.1
12/31 19:30	19.8	↑0.1
12/31 19:40	20.2	↑0.4
12/31 19:50	20.8	↑0.6
12/31 20:00	21.7	↑0.9
12/31 20:10	22.7	↑1.0
12/31 20:20	24.0	↑1.3
12/31 20:30	25.4	↑1.4
12/31 20:40	27.1	↑1.7
12/31 20:50	28.9	↑1.8
12/31 21:00	31.0	↑2.1
12/31 21:10	33.1	↑2.1
12/31 21:20	35.5	↑2.4
12/31 21:30	37.9	↑2.4
12/31 21:40	40.5	↑2.6
12/31 21:50	43.2	↑2.7
12/31 22:00	46.0	↑2.8
12/31 22:10	48.9	↑2.9
12/31 22:20	51.8	↑2.9
12/31 22:30	54.8	↑3.0
12/31 22:40	57.8	↑3.0
12/31 22:50	60.8	↑3.0
12/31 23:00	63.8	↑3.0
12/31 23:10	66.8	↑3.0
12/31 23:20	69.8	↑3.0
12/31 23:30	72.7	↑2.9
12/31 23:40	75.5	↑2.8
12/31 23:50	78.3	↑2.8