01 (火)	09:04	02:12	21:56	15:59
	109cm	52cm	82cm	49cm
小潮 出 06:40 入 17:05 出 11:00 入 -

那珂湊（茨城）2039年02月01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
2/1 00:00	63.4	↓-1.6
2/1 00:10	61.8	↓-1.6
2/1 00:20	60.3	↓-1.5
2/1 00:30	58.9	↓-1.4
2/1 00:40	57.6	↓-1.3
2/1 00:50	56.3	↓-1.3
2/1 01:00	55.2	↓-1.1
2/1 01:10	54.3	↓-0.9
2/1 01:20	53.4	↓-0.9
2/1 01:30	52.7	↓-0.7
2/1 01:40	52.2	↓-0.5
2/1 01:50	51.8	↓-0.4
2/1 02:00	51.5	↓-0.3
2/1 02:10	51.4	↓-0.1	干潮
2/1 02:20	51.5	↑0.1
2/1 02:30	51.7	↑0.2
2/1 02:40	52.1	↑0.4
2/1 02:50	52.6	↑0.5
2/1 03:00	53.3	↑0.7
2/1 03:10	54.1	↑0.8
2/1 03:20	55.0	↑0.9
2/1 03:30	56.1	↑1.1
2/1 03:40	57.3	↑1.2
2/1 03:50	58.7	↑1.4
2/1 04:00	60.1	↑1.4
2/1 04:10	61.7	↑1.6
2/1 04:20	63.3	↑1.6
2/1 04:30	65.1	↑1.8
2/1 04:40	66.9	↑1.8
2/1 04:50	68.8	↑1.9
2/1 05:00	70.8	↑2.0
2/1 05:10	72.8	↑2.0
2/1 05:20	74.9	↑2.1
2/1 05:30	77.0	↑2.1
2/1 05:40	79.2	↑2.2
2/1 05:50	81.3	↑2.1
2/1 06:00	83.5	↑2.2
2/1 06:10	85.6	↑2.1
2/1 06:20	87.7	↑2.1
2/1 06:30	89.8	↑2.1
2/1 06:40	91.9	↑2.1
2/1 06:50	93.9	↑2.0
2/1 07:00	95.8	↑1.9
2/1 07:10	97.6	↑1.8
2/1 07:20	99.3	↑1.7
2/1 07:30	100.9	↑1.6
2/1 07:40	102.4	↑1.5
2/1 07:50	103.8	↑1.4
2/1 08:00	105.0	↑1.2
2/1 08:10	106.0	↑1.0
2/1 08:20	106.9	↑0.9
2/1 08:30	107.6	↑0.7
2/1 08:40	108.2	↑0.6
2/1 08:50	108.5	↑0.3
2/1 09:00	108.7	↑0.2	満潮
2/1 09:10	108.7	0
2/1 09:20	108.4	↓-0.3
2/1 09:30	108.0	↓-0.4
2/1 09:40	107.4	↓-0.6
2/1 09:50	106.6	↓-0.8
2/1 10:00	105.6	↓-1.0
2/1 10:10	104.5	↓-1.1
2/1 10:20	103.1	↓-1.4
2/1 10:30	101.6	↓-1.5
2/1 10:40	100.0	↓-1.6
2/1 10:50	98.2	↓-1.8
2/1 11:00	96.3	↓-1.9
2/1 11:10	94.3	↓-2.0
2/1 11:20	92.2	↓-2.1
2/1 11:30	90.1	↓-2.1
2/1 11:40	87.8	↓-2.3
2/1 11:50	85.6	↓-2.2
2/1 12:00	83.2	↓-2.4	最大潮位差
2/1 12:10	80.9	↓-2.3
2/1 12:20	78.6	↓-2.3
2/1 12:30	76.3	↓-2.3
2/1 12:40	74.0	↓-2.3
2/1 12:50	71.7	↓-2.3
2/1 13:00	69.5	↓-2.2
2/1 13:10	67.4	↓-2.1
2/1 13:20	65.4	↓-2.0
2/1 13:30	63.4	↓-2.0
2/1 13:40	61.6	↓-1.8
2/1 13:50	59.8	↓-1.8
2/1 14:00	58.2	↓-1.6
2/1 14:10	56.7	↓-1.5
2/1 14:20	55.3	↓-1.4
2/1 14:30	54.0	↓-1.3
2/1 14:40	52.9	↓-1.1
2/1 14:50	51.9	↓-1.0
2/1 15:00	51.1	↓-0.8
2/1 15:10	50.3	↓-0.8
2/1 15:20	49.8	↓-0.5
2/1 15:30	49.3	↓-0.5
2/1 15:40	49.0	↓-0.3
2/1 15:50	48.9	↓-0.1	干潮
2/1 16:00	48.8	↓-0.1
2/1 16:10	48.9	↑0.1
2/1 16:20	49.2	↑0.3
2/1 16:30	49.5	↑0.3
2/1 16:40	50.0	↑0.5
2/1 16:50	50.5	↑0.5
2/1 17:00	51.2	↑0.7
2/1 17:10	52.0	↑0.8
2/1 17:20	52.9	↑0.9
2/1 17:30	53.9	↑1.0
2/1 17:40	55.0	↑1.1
2/1 17:50	56.1	↑1.1
2/1 18:00	57.3	↑1.2
2/1 18:10	58.6	↑1.3
2/1 18:20	59.9	↑1.3
2/1 18:30	61.3	↑1.4
2/1 18:40	62.7	↑1.4
2/1 18:50	64.1	↑1.4
2/1 19:00	65.6	↑1.5
2/1 19:10	67.0	↑1.4
2/1 19:20	68.4	↑1.4
2/1 19:30	69.9	↑1.5
2/1 19:40	71.2	↑1.3
2/1 19:50	72.6	↑1.4
2/1 20:00	73.8	↑1.2
2/1 20:10	75.0	↑1.2
2/1 20:20	76.2	↑1.2
2/1 20:30	77.2	↑1.0
2/1 20:40	78.2	↑1.0
2/1 20:50	79.0	↑0.8
2/1 21:00	79.8	↑0.8
2/1 21:10	80.4	↑0.6
2/1 21:20	80.9	↑0.5
2/1 21:30	81.3	↑0.4
2/1 21:40	81.5	↑0.2
2/1 21:50	81.6	↑0.1	満潮
2/1 22:00	81.6	0
2/1 22:10	81.5	↓-0.1
2/1 22:20	81.3	↓-0.2
2/1 22:30	80.9	↓-0.4
2/1 22:40	80.4	↓-0.5
2/1 22:50	79.8	↓-0.6
2/1 23:00	79.2	↓-0.6
2/1 23:10	78.4	↓-0.8
2/1 23:20	77.6	↓-0.8
2/1 23:30	76.6	↓-1.0
2/1 23:40	75.7	↓-0.9
2/1 23:50	74.7	↓-1.0