20 (火)	08:00	01:52	21:49	15:08
	139cm	75cm	106cm	43cm
小潮 出 06:22 入 17:30 出 09:22 入 23:52

岩井袋（千葉）2029年02月20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
2/20 00:00	85.9	↓-1.9
2/20 00:10	84.1	↓-1.8
2/20 00:20	82.4	↓-1.7
2/20 00:30	80.8	↓-1.6
2/20 00:40	79.4	↓-1.4
2/20 00:50	78.1	↓-1.3
2/20 01:00	77.0	↓-1.1
2/20 01:10	76.1	↓-0.9
2/20 01:20	75.3	↓-0.8
2/20 01:30	74.8	↓-0.5
2/20 01:40	74.5	↓-0.3
2/20 01:50	74.3	↓-0.2	干潮
2/20 02:00	74.4	↑0.1
2/20 02:10	74.7	↑0.3
2/20 02:20	75.2	↑0.5
2/20 02:30	76.0	↑0.8
2/20 02:40	76.9	↑0.9
2/20 02:50	78.1	↑1.2
2/20 03:00	79.4	↑1.3
2/20 03:10	81.0	↑1.6
2/20 03:20	82.7	↑1.7
2/20 03:30	84.6	↑1.9
2/20 03:40	86.6	↑2.0
2/20 03:50	88.8	↑2.2
2/20 04:00	91.1	↑2.3
2/20 04:10	93.5	↑2.4
2/20 04:20	96.1	↑2.6
2/20 04:30	98.7	↑2.6
2/20 04:40	101.3	↑2.6
2/20 04:50	104.0	↑2.7
2/20 05:00	106.8	↑2.8
2/20 05:10	109.5	↑2.7
2/20 05:20	112.2	↑2.7
2/20 05:30	114.9	↑2.7
2/20 05:40	117.5	↑2.6
2/20 05:50	120.0	↑2.5
2/20 06:00	122.5	↑2.5
2/20 06:10	124.8	↑2.3
2/20 06:20	127.0	↑2.2
2/20 06:30	129.0	↑2.0
2/20 06:40	130.9	↑1.9
2/20 06:50	132.6	↑1.7
2/20 07:00	134.1	↑1.5
2/20 07:10	135.3	↑1.2
2/20 07:20	136.4	↑1.1
2/20 07:30	137.2	↑0.8
2/20 07:40	137.8	↑0.6
2/20 07:50	138.2	↑0.4	満潮
2/20 08:00	138.3	↑0.1	満潮
2/20 08:10	138.2	↓-0.1
2/20 08:20	137.8	↓-0.4
2/20 08:30	137.1	↓-0.7
2/20 08:40	136.2	↓-0.9
2/20 08:50	135.1	↓-1.1
2/20 09:00	133.7	↓-1.4
2/20 09:10	132.1	↓-1.6
2/20 09:20	130.2	↓-1.9
2/20 09:30	128.1	↓-2.1
2/20 09:40	125.8	↓-2.3
2/20 09:50	123.4	↓-2.4
2/20 10:00	120.7	↓-2.7
2/20 10:10	117.9	↓-2.8
2/20 10:20	114.9	↓-3.0
2/20 10:30	111.8	↓-3.1
2/20 10:40	108.5	↓-3.3
2/20 10:50	105.2	↓-3.3
2/20 11:00	101.8	↓-3.4
2/20 11:10	98.3	↓-3.5
2/20 11:20	94.8	↓-3.5
2/20 11:30	91.2	↓-3.6	最大潮位差
2/20 11:40	87.7	↓-3.5
2/20 11:50	84.2	↓-3.5
2/20 12:00	80.7	↓-3.5
2/20 12:10	77.3	↓-3.4
2/20 12:20	73.9	↓-3.4
2/20 12:30	70.7	↓-3.2
2/20 12:40	67.5	↓-3.2
2/20 12:50	64.5	↓-3.0
2/20 13:00	61.7	↓-2.8
2/20 13:10	59.0	↓-2.7
2/20 13:20	56.5	↓-2.5
2/20 13:30	54.1	↓-2.4
2/20 13:40	52.0	↓-2.1
2/20 13:50	50.1	↓-1.9
2/20 14:00	48.4	↓-1.7
2/20 14:10	46.9	↓-1.5
2/20 14:20	45.7	↓-1.2
2/20 14:30	44.7	↓-1.0
2/20 14:40	43.9	↓-0.8
2/20 14:50	43.4	↓-0.5
2/20 15:00	43.1	↓-0.3	干潮
2/20 15:10	43.0	↓-0.1
2/20 15:20	43.2	↑0.2
2/20 15:30	43.6	↑0.4
2/20 15:40	44.2	↑0.6
2/20 15:50	45.1	↑0.9
2/20 16:00	46.1	↑1.0
2/20 16:10	47.3	↑1.2
2/20 16:20	48.8	↑1.5
2/20 16:30	50.4	↑1.6
2/20 16:40	52.1	↑1.7
2/20 16:50	54.0	↑1.9
2/20 17:00	56.0	↑2.0
2/20 17:10	58.2	↑2.2
2/20 17:20	60.4	↑2.2
2/20 17:30	62.7	↑2.3
2/20 17:40	65.1	↑2.4
2/20 17:50	67.6	↑2.5
2/20 18:00	70.0	↑2.4
2/20 18:10	72.5	↑2.5
2/20 18:20	75.0	↑2.5
2/20 18:30	77.5	↑2.5
2/20 18:40	79.9	↑2.4
2/20 18:50	82.3	↑2.4
2/20 19:00	84.6	↑2.3
2/20 19:10	86.9	↑2.3
2/20 19:20	89.0	↑2.1
2/20 19:30	91.1	↑2.1
2/20 19:40	93.0	↑1.9
2/20 19:50	94.9	↑1.9
2/20 20:00	96.6	↑1.7
2/20 20:10	98.1	↑1.5
2/20 20:20	99.5	↑1.4
2/20 20:30	100.8	↑1.3
2/20 20:40	101.9	↑1.1
2/20 20:50	102.9	↑1.0
2/20 21:00	103.7	↑0.8
2/20 21:10	104.3	↑0.6
2/20 21:20	104.8	↑0.5
2/20 21:30	105.1	↑0.3
2/20 21:40	105.3	↑0.2	満潮
2/20 21:50	105.4	↑0.1
2/20 22:00	105.3	↓-0.1
2/20 22:10	105.0	↓-0.3
2/20 22:20	104.7	↓-0.3
2/20 22:30	104.2	↓-0.5
2/20 22:40	103.6	↓-0.6
2/20 22:50	102.9	↓-0.7
2/20 23:00	102.2	↓-0.7
2/20 23:10	101.3	↓-0.9
2/20 23:20	100.5	↓-0.8
2/20 23:30	99.5	↓-1.0
2/20 23:40	98.5	↓-1.0
2/20 23:50	97.6	↓-0.9