12 (金)	01:35	07:23	11:37	18:55
	120cm	97cm	107cm	51cm
長潮 出 05:14 入 18:12 出 11:57 入 01:09

岩井袋（千葉）2030年04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
4/12 00:00	113.7	↑1.2
4/12 00:10	114.8	↑1.1
4/12 00:20	115.8	↑1.0
4/12 00:30	116.7	↑0.9
4/12 00:40	117.4	↑0.7
4/12 00:50	118.0	↑0.6
4/12 01:00	118.5	↑0.5
4/12 01:10	118.8	↑0.3
4/12 01:20	119.0	↑0.2
4/12 01:30	119.1	↑0.1	満潮
4/12 01:40	119.1	0
4/12 01:50	119.0	↓-0.1
4/12 02:00	118.8	↓-0.2
4/12 02:10	118.4	↓-0.4
4/12 02:20	118.0	↓-0.4
4/12 02:30	117.4	↓-0.6
4/12 02:40	116.8	↓-0.6
4/12 02:50	116.1	↓-0.7
4/12 03:00	115.3	↓-0.8
4/12 03:10	114.5	↓-0.8
4/12 03:20	113.6	↓-0.9
4/12 03:30	112.7	↓-0.9
4/12 03:40	111.7	↓-1.0
4/12 03:50	110.7	↓-1.0
4/12 04:00	109.7	↓-1.0
4/12 04:10	108.6	↓-1.1
4/12 04:20	107.6	↓-1.0
4/12 04:30	106.6	↓-1.0
4/12 04:40	105.5	↓-1.1
4/12 04:50	104.5	↓-1.0
4/12 05:00	103.6	↓-0.9
4/12 05:10	102.6	↓-1.0
4/12 05:20	101.7	↓-0.9
4/12 05:30	100.9	↓-0.8
4/12 05:40	100.1	↓-0.8
4/12 05:50	99.3	↓-0.8
4/12 06:00	98.7	↓-0.6
4/12 06:10	98.1	↓-0.6
4/12 06:20	97.6	↓-0.5
4/12 06:30	97.1	↓-0.5
4/12 06:40	96.7	↓-0.4
4/12 06:50	96.4	↓-0.3
4/12 07:00	96.2	↓-0.2
4/12 07:10	96.1	↓-0.1
4/12 07:20	96.0	↓-0.1	干潮
4/12 07:30	96.1	↑0.1
4/12 07:40	96.2	↑0.1
4/12 07:50	96.3	↑0.1
4/12 08:00	96.6	↑0.3
4/12 08:10	96.9	↑0.3
4/12 08:20	97.2	↑0.3
4/12 08:30	97.7	↑0.5
4/12 08:40	98.1	↑0.4
4/12 08:50	98.6	↑0.5
4/12 09:00	99.2	↑0.6
4/12 09:10	99.8	↑0.6
4/12 09:20	100.3	↑0.5
4/12 09:30	100.9	↑0.6
4/12 09:40	101.6	↑0.7
4/12 09:50	102.2	↑0.6
4/12 10:00	102.7	↑0.5
4/12 10:10	103.3	↑0.6
4/12 10:20	103.9	↑0.6
4/12 10:30	104.3	↑0.4
4/12 10:40	104.8	↑0.5
4/12 10:50	105.2	↑0.4
4/12 11:00	105.5	↑0.3
4/12 11:10	105.8	↑0.3
4/12 11:20	106.0	↑0.2
4/12 11:30	106.1	↑0.1	満潮
4/12 11:40	106.1	0
4/12 11:50	106.0	↓-0.1
4/12 12:00	105.8	↓-0.2
4/12 12:10	105.5	↓-0.3
4/12 12:20	105.1	↓-0.4
4/12 12:30	104.6	↓-0.5
4/12 12:40	103.9	↓-0.7
4/12 12:50	103.2	↓-0.7
4/12 13:00	102.3	↓-0.9
4/12 13:10	101.4	↓-0.9
4/12 13:20	100.3	↓-1.1
4/12 13:30	99.1	↓-1.2
4/12 13:40	97.8	↓-1.3
4/12 13:50	96.4	↓-1.4
4/12 14:00	94.9	↓-1.5
4/12 14:10	93.3	↓-1.6
4/12 14:20	91.6	↓-1.7
4/12 14:30	89.8	↓-1.8
4/12 14:40	88.0	↓-1.8
4/12 14:50	86.1	↓-1.9
4/12 15:00	84.2	↓-1.9
4/12 15:10	82.2	↓-2.0
4/12 15:20	80.2	↓-2.0
4/12 15:30	78.1	↓-2.1
4/12 15:40	76.1	↓-2.0
4/12 15:50	74.0	↓-2.1
4/12 16:00	72.0	↓-2.0
4/12 16:10	70.0	↓-2.0
4/12 16:20	68.0	↓-2.0
4/12 16:30	66.1	↓-1.9
4/12 16:40	64.2	↓-1.9
4/12 16:50	62.4	↓-1.8
4/12 17:00	60.7	↓-1.7
4/12 17:10	59.1	↓-1.6
4/12 17:20	57.6	↓-1.5
4/12 17:30	56.2	↓-1.4
4/12 17:40	54.9	↓-1.3
4/12 17:50	53.8	↓-1.1
4/12 18:00	52.8	↓-1.0
4/12 18:10	52.0	↓-0.8
4/12 18:20	51.3	↓-0.7
4/12 18:30	50.8	↓-0.5
4/12 18:40	50.4	↓-0.4
4/12 18:50	50.3	↓-0.1	干潮
4/12 19:00	50.3	0
4/12 19:10	50.5	↑0.2
4/12 19:20	50.9	↑0.4
4/12 19:30	51.4	↑0.5
4/12 19:40	52.2	↑0.8
4/12 19:50	53.1	↑0.9
4/12 20:00	54.2	↑1.1
4/12 20:10	55.4	↑1.2
4/12 20:20	56.9	↑1.5
4/12 20:30	58.5	↑1.6
4/12 20:40	60.2	↑1.7
4/12 20:50	62.1	↑1.9
4/12 21:00	64.1	↑2.0
4/12 21:10	66.3	↑2.2
4/12 21:20	68.5	↑2.2
4/12 21:30	70.9	↑2.4
4/12 21:40	73.4	↑2.5
4/12 21:50	75.9	↑2.5
4/12 22:00	78.5	↑2.6
4/12 22:10	81.1	↑2.6
4/12 22:20	83.8	↑2.7
4/12 22:30	86.5	↑2.7
4/12 22:40	89.2	↑2.7
4/12 22:50	92.0	↑2.8	最大潮位差
4/12 23:00	94.6	↑2.6
4/12 23:10	97.3	↑2.7
4/12 23:20	99.9	↑2.6
4/12 23:30	102.4	↑2.5
4/12 23:40	104.9	↑2.5
4/12 23:50	107.2	↑2.3