1 (土)	08:02	01:35	22:58	15:38
	106cm	69cm	81cm	30cm
小潮 出 06:10 入 17:33 出 10:30 入 00:17 潮干狩り ○ 14:55～16:21

那珂湊（茨城）2031年03月1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
3/1 00:00	72.7	↓-0.9
3/1 00:10	71.9	↓-0.8
3/1 00:20	71.2	↓-0.7
3/1 00:30	70.5	↓-0.7
3/1 00:40	69.9	↓-0.6
3/1 00:50	69.4	↓-0.5
3/1 01:00	69.0	↓-0.4
3/1 01:10	68.7	↓-0.3
3/1 01:20	68.5	↓-0.2
3/1 01:30	68.4	↓-0.1	干潮
3/1 01:40	68.4	0
3/1 01:50	68.6	↑0.2
3/1 02:00	68.8	↑0.2
3/1 02:10	69.1	↑0.3
3/1 02:20	69.6	↑0.5
3/1 02:30	70.1	↑0.5
3/1 02:40	70.8	↑0.7
3/1 02:50	71.5	↑0.7
3/1 03:00	72.4	↑0.9
3/1 03:10	73.3	↑0.9
3/1 03:20	74.3	↑1.0
3/1 03:30	75.4	↑1.1
3/1 03:40	76.6	↑1.2
3/1 03:50	77.8	↑1.2
3/1 04:00	79.1	↑1.3
3/1 04:10	80.4	↑1.3
3/1 04:20	81.8	↑1.4
3/1 04:30	83.1	↑1.3
3/1 04:40	84.6	↑1.5
3/1 04:50	86.0	↑1.4
3/1 05:00	87.5	↑1.5
3/1 05:10	88.9	↑1.4
3/1 05:20	90.4	↑1.5
3/1 05:30	91.8	↑1.4
3/1 05:40	93.2	↑1.4
3/1 05:50	94.6	↑1.4
3/1 06:00	95.9	↑1.3
3/1 06:10	97.2	↑1.3
3/1 06:20	98.4	↑1.2
3/1 06:30	99.6	↑1.2
3/1 06:40	100.6	↑1.0
3/1 06:50	101.6	↑1.0
3/1 07:00	102.5	↑0.9
3/1 07:10	103.3	↑0.8
3/1 07:20	103.9	↑0.6
3/1 07:30	104.5	↑0.6
3/1 07:40	104.9	↑0.4
3/1 07:50	105.1	↑0.2
3/1 08:00	105.2	↑0.1	満潮
3/1 08:10	105.1	↓-0.1
3/1 08:20	104.9	↓-0.2
3/1 08:30	104.5	↓-0.4
3/1 08:40	103.9	↓-0.6
3/1 08:50	103.2	↓-0.7
3/1 09:00	102.2	↓-1.0
3/1 09:10	101.1	↓-1.1
3/1 09:20	99.9	↓-1.2
3/1 09:30	98.4	↓-1.5
3/1 09:40	96.8	↓-1.6
3/1 09:50	95.1	↓-1.7
3/1 10:00	93.2	↓-1.9
3/1 10:10	91.1	↓-2.1
3/1 10:20	88.9	↓-2.2
3/1 10:30	86.6	↓-2.3
3/1 10:40	84.2	↓-2.4
3/1 10:50	81.7	↓-2.5
3/1 11:00	79.2	↓-2.5
3/1 11:10	76.5	↓-2.7
3/1 11:20	73.8	↓-2.7
3/1 11:30	71.1	↓-2.7
3/1 11:40	68.4	↓-2.7
3/1 11:50	65.7	↓-2.7
3/1 12:00	62.9	↓-2.8	最大潮位差
3/1 12:10	60.3	↓-2.6
3/1 12:20	57.6	↓-2.7
3/1 12:30	55.1	↓-2.5
3/1 12:40	52.6	↓-2.5
3/1 12:50	50.1	↓-2.5
3/1 13:00	47.8	↓-2.3
3/1 13:10	45.6	↓-2.2
3/1 13:20	43.5	↓-2.1
3/1 13:30	41.5	↓-2.0
3/1 13:40	39.7	↓-1.8
3/1 13:50	38.0	↓-1.7
3/1 14:00	36.5	↓-1.5
3/1 14:10	35.1	↓-1.4
3/1 14:20	33.8	↓-1.3
3/1 14:30	32.7	↓-1.1
3/1 14:40	31.8	↓-0.9
3/1 14:50	31.0	↓-0.8
3/1 15:00	30.3	↓-0.7
3/1 15:10	29.9	↓-0.4
3/1 15:20	29.5	↓-0.4
3/1 15:30	29.4	↓-0.1	干潮
3/1 15:40	29.3	↓-0.1
3/1 15:50	29.5	↑0.2
3/1 16:00	29.7	↑0.2
3/1 16:10	30.1	↑0.4
3/1 16:20	30.7	↑0.6
3/1 16:30	31.4	↑0.7
3/1 16:40	32.1	↑0.7
3/1 16:50	33.1	↑1.0
3/1 17:00	34.1	↑1.0
3/1 17:10	35.2	↑1.1
3/1 17:20	36.5	↑1.3
3/1 17:30	37.8	↑1.3
3/1 17:40	39.3	↑1.5
3/1 17:50	40.8	↑1.5
3/1 18:00	42.4	↑1.6
3/1 18:10	44.1	↑1.7
3/1 18:20	45.8	↑1.7
3/1 18:30	47.6	↑1.8
3/1 18:40	49.4	↑1.8
3/1 18:50	51.3	↑1.9
3/1 19:00	53.1	↑1.8
3/1 19:10	55.0	↑1.9
3/1 19:20	56.9	↑1.9
3/1 19:30	58.8	↑1.9
3/1 19:40	60.6	↑1.8
3/1 19:50	62.4	↑1.8
3/1 20:00	64.2	↑1.8
3/1 20:10	65.9	↑1.7
3/1 20:20	67.6	↑1.7
3/1 20:30	69.1	↑1.5
3/1 20:40	70.6	↑1.5
3/1 20:50	72.0	↑1.4
3/1 21:00	73.3	↑1.3
3/1 21:10	74.5	↑1.2
3/1 21:20	75.6	↑1.1
3/1 21:30	76.6	↑1.0
3/1 21:40	77.5	↑0.9
3/1 21:50	78.2	↑0.7
3/1 22:00	78.9	↑0.7
3/1 22:10	79.4	↑0.5
3/1 22:20	79.8	↑0.4
3/1 22:30	80.1	↑0.3
3/1 22:40	80.3	↑0.2
3/1 22:50	80.4	↑0.1	満潮
3/1 23:00	80.4	0
3/1 23:10	80.4	0
3/1 23:20	80.2	↓-0.2
3/1 23:30	80.0	↓-0.2
3/1 23:40	79.8	↓-0.2
3/1 23:50	79.5	↓-0.3