15 (火)	10:21	18:55	-	-
	105cm	19cm	-	-
長潮 出 06:26 入 17:20 出 02:49 入 12:04

那珂湊（茨城）2061年02月15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
2/15 00:00	80.3	↑1.1
2/15 00:10	81.3	↑1.0
2/15 00:20	82.2	↑0.9
2/15 00:30	83.1	↑0.9
2/15 00:40	83.8	↑0.7
2/15 00:50	84.5	↑0.7
2/15 01:00	85.0	↑0.5
2/15 01:10	85.5	↑0.5
2/15 01:20	86.0	↑0.5
2/15 01:30	86.3	↑0.3
2/15 01:40	86.7	↑0.4
2/15 01:50	86.9	↑0.2
2/15 02:00	87.1	↑0.2
2/15 02:10	87.3	↑0.2
2/15 02:20	87.4	↑0.1
2/15 02:30	87.5	↑0.1
2/15 02:40	87.6	↑0.1
2/15 02:50	87.7	↑0.1
2/15 03:00	87.7	0
2/15 03:10	87.7	0
2/15 03:20	87.8	↑0.1
2/15 03:30	87.8	0
2/15 03:40	87.8	0
2/15 03:50	87.8	0
2/15 04:00	87.9	↑0.1
2/15 04:10	87.9	0
2/15 04:20	88.0	↑0.1
2/15 04:30	88.1	↑0.1
2/15 04:40	88.2	↑0.1
2/15 04:50	88.3	↑0.1
2/15 05:00	88.5	↑0.2
2/15 05:10	88.7	↑0.2
2/15 05:20	88.9	↑0.2
2/15 05:30	89.2	↑0.3
2/15 05:40	89.5	↑0.3
2/15 05:50	89.9	↑0.4
2/15 06:00	90.2	↑0.3
2/15 06:10	90.7	↑0.5
2/15 06:20	91.1	↑0.4
2/15 06:30	91.6	↑0.5
2/15 06:40	92.2	↑0.6
2/15 06:50	92.8	↑0.6
2/15 07:00	93.4	↑0.6
2/15 07:10	94.0	↑0.6
2/15 07:20	94.7	↑0.7
2/15 07:30	95.4	↑0.7
2/15 07:40	96.1	↑0.7
2/15 07:50	96.9	↑0.8
2/15 08:00	97.6	↑0.7
2/15 08:10	98.4	↑0.8
2/15 08:20	99.1	↑0.7
2/15 08:30	99.9	↑0.8
2/15 08:40	100.6	↑0.7
2/15 08:50	101.3	↑0.7
2/15 09:00	101.9	↑0.6
2/15 09:10	102.5	↑0.6
2/15 09:20	103.1	↑0.6
2/15 09:30	103.6	↑0.5
2/15 09:40	104.0	↑0.4
2/15 09:50	104.4	↑0.4
2/15 10:00	104.6	↑0.2
2/15 10:10	104.8	↑0.2
2/15 10:20	104.9	↑0.1	満潮
2/15 10:30	104.8	↓-0.1
2/15 10:40	104.6	↓-0.2
2/15 10:50	104.3	↓-0.3
2/15 11:00	103.9	↓-0.4
2/15 11:10	103.4	↓-0.5
2/15 11:20	102.7	↓-0.7
2/15 11:30	101.8	↓-0.9
2/15 11:40	100.9	↓-0.9
2/15 11:50	99.8	↓-1.1
2/15 12:00	98.5	↓-1.3
2/15 12:10	97.1	↓-1.4
2/15 12:20	95.6	↓-1.5
2/15 12:30	94.0	↓-1.6
2/15 12:40	92.2	↓-1.8
2/15 12:50	90.3	↓-1.9
2/15 13:00	88.3	↓-2.0
2/15 13:10	86.2	↓-2.1
2/15 13:20	84.0	↓-2.2
2/15 13:30	81.7	↓-2.3
2/15 13:40	79.3	↓-2.4
2/15 13:50	76.8	↓-2.5
2/15 14:00	74.3	↓-2.5
2/15 14:10	71.7	↓-2.6
2/15 14:20	69.1	↓-2.6
2/15 14:30	66.5	↓-2.6
2/15 14:40	63.8	↓-2.7	最大潮位差
2/15 14:50	61.1	↓-2.7	最大潮位差
2/15 15:00	58.4	↓-2.7	最大潮位差
2/15 15:10	55.7	↓-2.7	最大潮位差
2/15 15:20	53.0	↓-2.7	最大潮位差
2/15 15:30	50.4	↓-2.6
2/15 15:40	47.8	↓-2.6
2/15 15:50	45.2	↓-2.6
2/15 16:00	42.7	↓-2.5
2/15 16:10	40.3	↓-2.4
2/15 16:20	38.0	↓-2.3
2/15 16:30	35.7	↓-2.3
2/15 16:40	33.6	↓-2.1
2/15 16:50	31.5	↓-2.1
2/15 17:00	29.6	↓-1.9
2/15 17:10	27.8	↓-1.8
2/15 17:20	26.1	↓-1.7
2/15 17:30	24.6	↓-1.5
2/15 17:40	23.3	↓-1.3
2/15 17:50	22.0	↓-1.3
2/15 18:00	21.0	↓-1.0
2/15 18:10	20.1	↓-0.9
2/15 18:20	19.4	↓-0.7
2/15 18:30	18.9	↓-0.5
2/15 18:40	18.5	↓-0.4
2/15 18:50	18.3	↓-0.2	干潮
2/15 19:00	18.3	0
2/15 19:10	18.5	↑0.2
2/15 19:20	18.9	↑0.4
2/15 19:30	19.5	↑0.6
2/15 19:40	20.2	↑0.7
2/15 19:50	21.1	↑0.9
2/15 20:00	22.2	↑1.1
2/15 20:10	23.5	↑1.3
2/15 20:20	24.9	↑1.4
2/15 20:30	26.5	↑1.6
2/15 20:40	28.2	↑1.7
2/15 20:50	30.1	↑1.9
2/15 21:00	32.1	↑2.0
2/15 21:10	34.2	↑2.1
2/15 21:20	36.4	↑2.2
2/15 21:30	38.7	↑2.3
2/15 21:40	41.0	↑2.3
2/15 21:50	43.5	↑2.5
2/15 22:00	46.0	↑2.5
2/15 22:10	48.5	↑2.5
2/15 22:20	51.1	↑2.6
2/15 22:30	53.7	↑2.6
2/15 22:40	56.2	↑2.5
2/15 22:50	58.8	↑2.6
2/15 23:00	61.4	↑2.6
2/15 23:10	63.9	↑2.5
2/15 23:20	66.4	↑2.5
2/15 23:30	68.8	↑2.4
2/15 23:40	71.1	↑2.3
2/15 23:50	73.4	↑2.3