20 (土)	09:12	05:02	-	17:01
	107cm	93cm	-	53cm
若潮 出 04:43 入 18:18 出 12:18 入 01:17

東静内（北海道）2013年04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
4/20 00:00	110.4	↓-0.2
4/20 00:10	110.2	↓-0.2
4/20 00:20	109.9	↓-0.3
4/20 00:30	109.5	↓-0.4
4/20 00:40	109.1	↓-0.4
4/20 00:50	108.6	↓-0.5
4/20 01:00	108.1	↓-0.5
4/20 01:10	107.5	↓-0.6
4/20 01:20	106.8	↓-0.7
4/20 01:30	106.2	↓-0.6
4/20 01:40	105.4	↓-0.8
4/20 01:50	104.7	↓-0.7
4/20 02:00	103.9	↓-0.8
4/20 02:10	103.1	↓-0.8
4/20 02:20	102.2	↓-0.9
4/20 02:30	101.3	↓-0.9
4/20 02:40	100.4	↓-0.9
4/20 02:50	99.5	↓-0.9
4/20 03:00	98.6	↓-0.9
4/20 03:10	97.8	↓-0.8
4/20 03:20	96.9	↓-0.9
4/20 03:30	96.1	↓-0.8
4/20 03:40	95.4	↓-0.7
4/20 03:50	94.7	↓-0.7
4/20 04:00	94.0	↓-0.7
4/20 04:10	93.5	↓-0.5
4/20 04:20	93.0	↓-0.5
4/20 04:30	92.6	↓-0.4
4/20 04:40	92.4	↓-0.2
4/20 04:50	92.2	↓-0.2
4/20 05:00	92.1	↓-0.1	干潮
4/20 05:10	92.2	↑0.1
4/20 05:20	92.3	↑0.1
4/20 05:30	92.6	↑0.3
4/20 05:40	93.0	↑0.4
4/20 05:50	93.4	↑0.4
4/20 06:00	94.0	↑0.6
4/20 06:10	94.7	↑0.7
4/20 06:20	95.4	↑0.7
4/20 06:30	96.2	↑0.8
4/20 06:40	97.0	↑0.8
4/20 06:50	97.9	↑0.9
4/20 07:00	98.8	↑0.9
4/20 07:10	99.7	↑0.9
4/20 07:20	100.6	↑0.9
4/20 07:30	101.5	↑0.9
4/20 07:40	102.3	↑0.8
4/20 07:50	103.1	↑0.8
4/20 08:00	103.8	↑0.7
4/20 08:10	104.5	↑0.7
4/20 08:20	105.1	↑0.6
4/20 08:30	105.6	↑0.5
4/20 08:40	106.0	↑0.4
4/20 08:50	106.3	↑0.3
4/20 09:00	106.5	↑0.2
4/20 09:10	106.6	↑0.1	満潮
4/20 09:20	106.5	↓-0.1
4/20 09:30	106.4	↓-0.1
4/20 09:40	106.1	↓-0.3
4/20 09:50	105.7	↓-0.4
4/20 10:00	105.2	↓-0.5
4/20 10:10	104.6	↓-0.6
4/20 10:20	103.9	↓-0.7
4/20 10:30	103.1	↓-0.8
4/20 10:40	102.3	↓-0.8
4/20 10:50	101.3	↓-1.0
4/20 11:00	100.3	↓-1.0
4/20 11:10	99.2	↓-1.1
4/20 11:20	98.0	↓-1.2
4/20 11:30	96.8	↓-1.2
4/20 11:40	95.5	↓-1.3
4/20 11:50	94.1	↓-1.4
4/20 12:00	92.7	↓-1.4
4/20 12:10	91.3	↓-1.4
4/20 12:20	89.9	↓-1.4
4/20 12:30	88.4	↓-1.5
4/20 12:40	86.8	↓-1.6
4/20 12:50	85.3	↓-1.5
4/20 13:00	83.7	↓-1.6
4/20 13:10	82.0	↓-1.7
4/20 13:20	80.4	↓-1.6
4/20 13:30	78.7	↓-1.7
4/20 13:40	77.1	↓-1.6
4/20 13:50	75.4	↓-1.7
4/20 14:00	73.7	↓-1.7
4/20 14:10	72.0	↓-1.7
4/20 14:20	70.3	↓-1.7
4/20 14:30	68.6	↓-1.7
4/20 14:40	67.0	↓-1.6
4/20 14:50	65.4	↓-1.6
4/20 15:00	63.8	↓-1.6
4/20 15:10	62.3	↓-1.5
4/20 15:20	60.9	↓-1.4
4/20 15:30	59.5	↓-1.4
4/20 15:40	58.3	↓-1.2
4/20 15:50	57.1	↓-1.2
4/20 16:00	56.1	↓-1.0
4/20 16:10	55.2	↓-0.9
4/20 16:20	54.4	↓-0.8
4/20 16:30	53.8	↓-0.6
4/20 16:40	53.3	↓-0.5
4/20 16:50	53.1	↓-0.2
4/20 17:00	53.0	↓-0.1	干潮
4/20 17:10	53.1	↑0.1
4/20 17:20	53.4	↑0.3
4/20 17:30	53.9	↑0.5
4/20 17:40	54.5	↑0.6
4/20 17:50	55.4	↑0.9
4/20 18:00	56.5	↑1.1
4/20 18:10	57.7	↑1.2
4/20 18:20	59.1	↑1.4
4/20 18:30	60.7	↑1.6
4/20 18:40	62.5	↑1.8
4/20 18:50	64.3	↑1.8
4/20 19:00	66.3	↑2.0
4/20 19:10	68.5	↑2.2
4/20 19:20	70.7	↑2.2
4/20 19:30	73.0	↑2.3
4/20 19:40	75.3	↑2.3
4/20 19:50	77.7	↑2.4
4/20 20:00	80.2	↑2.5	最大潮位差
4/20 20:10	82.6	↑2.4
4/20 20:20	85.0	↑2.4
4/20 20:30	87.4	↑2.4
4/20 20:40	89.8	↑2.4
4/20 20:50	92.1	↑2.3
4/20 21:00	94.3	↑2.2
4/20 21:10	96.5	↑2.2
4/20 21:20	98.6	↑2.1
4/20 21:30	100.6	↑2.0
4/20 21:40	102.4	↑1.8
4/20 21:50	104.2	↑1.8
4/20 22:00	105.9	↑1.7
4/20 22:10	107.4	↑1.5
4/20 22:20	108.8	↑1.4
4/20 22:30	110.1	↑1.3
4/20 22:40	111.3	↑1.2
4/20 22:50	112.4	↑1.1
4/20 23:00	113.3	↑0.9
4/20 23:10	114.1	↑0.8
4/20 23:20	114.8	↑0.7
4/20 23:30	115.3	↑0.5
4/20 23:40	115.8	↑0.5
4/20 23:50	116.1	↑0.3