20 (水)	01:41	07:16	12:32	19:02
	124cm	81cm	110cm	46cm
中潮 出 04:43 入 18:18 出 13:49 入 02:59

東静内（北海道）2005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	115.4	↑1.7
4/20 00:10	116.9	↑1.5
4/20 00:20	118.3	↑1.4
4/20 00:30	119.5	↑1.2
4/20 00:40	120.6	↑1.1
4/20 00:50	121.5	↑0.9
4/20 01:00	122.3	↑0.8
4/20 01:10	122.9	↑0.6
4/20 01:20	123.3	↑0.4
4/20 01:30	123.6	↑0.3
4/20 01:40	123.6	0	満潮
4/20 01:50	123.5	↓-0.1
4/20 02:00	123.3	↓-0.2
4/20 02:10	122.8	↓-0.5
4/20 02:20	122.2	↓-0.6
4/20 02:30	121.4	↓-0.8
4/20 02:40	120.4	↓-1.0
4/20 02:50	119.3	↓-1.1
4/20 03:00	118.0	↓-1.3
4/20 03:10	116.6	↓-1.4
4/20 03:20	115.0	↓-1.6
4/20 03:30	113.3	↓-1.7
4/20 03:40	111.5	↓-1.8
4/20 03:50	109.7	↓-1.8
4/20 04:00	107.7	↓-2.0
4/20 04:10	105.7	↓-2.0
4/20 04:20	103.6	↓-2.1
4/20 04:30	101.6	↓-2.0
4/20 04:40	99.5	↓-2.1
4/20 04:50	97.5	↓-2.0
4/20 05:00	95.5	↓-2.0
4/20 05:10	93.5	↓-2.0
4/20 05:20	91.7	↓-1.8
4/20 05:30	89.9	↓-1.8
4/20 05:40	88.2	↓-1.7
4/20 05:50	86.7	↓-1.5
4/20 06:00	85.3	↓-1.4
4/20 06:10	84.1	↓-1.2
4/20 06:20	83.0	↓-1.1
4/20 06:30	82.1	↓-0.9
4/20 06:40	81.4	↓-0.7
4/20 06:50	80.8	↓-0.6
4/20 07:00	80.5	↓-0.3
4/20 07:10	80.3	↓-0.2	干潮
4/20 07:20	80.3	0
4/20 07:30	80.5	↑0.2
4/20 07:40	80.8	↑0.3
4/20 07:50	81.3	↑0.5
4/20 08:00	82.0	↑0.7
4/20 08:10	82.8	↑0.8
4/20 08:20	83.7	↑0.9
4/20 08:30	84.7	↑1.0
4/20 08:40	85.9	↑1.2
4/20 08:50	87.1	↑1.2
4/20 09:00	88.4	↑1.3
4/20 09:10	89.8	↑1.4
4/20 09:20	91.2	↑1.4
4/20 09:30	92.6	↑1.4
4/20 09:40	94.0	↑1.4
4/20 09:50	95.5	↑1.5
4/20 10:00	96.9	↑1.4
4/20 10:10	98.3	↑1.4
4/20 10:20	99.7	↑1.4
4/20 10:30	101.0	↑1.3
4/20 10:40	102.3	↑1.3
4/20 10:50	103.5	↑1.2
4/20 11:00	104.6	↑1.1
4/20 11:10	105.7	↑1.1
4/20 11:20	106.6	↑0.9
4/20 11:30	107.4	↑0.8
4/20 11:40	108.1	↑0.7
4/20 11:50	108.8	↑0.7
4/20 12:00	109.3	↑0.5
4/20 12:10	109.6	↑0.3
4/20 12:20	109.8	↑0.2
4/20 12:30	109.9	↑0.1	満潮
4/20 12:40	109.9	0
4/20 12:50	109.7	↓-0.2
4/20 13:00	109.3	↓-0.4
4/20 13:10	108.8	↓-0.5
4/20 13:20	108.2	↓-0.6
4/20 13:30	107.4	↓-0.8
4/20 13:40	106.4	↓-1.0
4/20 13:50	105.3	↓-1.1
4/20 14:00	104.0	↓-1.3
4/20 14:10	102.5	↓-1.5
4/20 14:20	100.9	↓-1.6
4/20 14:30	99.1	↓-1.8
4/20 14:40	97.2	↓-1.9
4/20 14:50	95.2	↓-2.0
4/20 15:00	93.0	↓-2.2
4/20 15:10	90.7	↓-2.3
4/20 15:20	88.3	↓-2.4
4/20 15:30	85.9	↓-2.4
4/20 15:40	83.3	↓-2.6
4/20 15:50	80.7	↓-2.6
4/20 16:00	78.0	↓-2.7
4/20 16:10	75.3	↓-2.7
4/20 16:20	72.6	↓-2.7
4/20 16:30	69.9	↓-2.7
4/20 16:40	67.2	↓-2.7
4/20 16:50	64.6	↓-2.6
4/20 17:00	62.1	↓-2.5
4/20 17:10	59.6	↓-2.5
4/20 17:20	57.3	↓-2.3
4/20 17:30	55.2	↓-2.1
4/20 17:40	53.2	↓-2.0
4/20 17:50	51.4	↓-1.8
4/20 18:00	49.8	↓-1.6
4/20 18:10	48.4	↓-1.4
4/20 18:20	47.2	↓-1.2
4/20 18:30	46.3	↓-0.9
4/20 18:40	45.6	↓-0.7
4/20 18:50	45.2	↓-0.4
4/20 19:00	45.0	↓-0.2	干潮
4/20 19:10	45.2	↑0.2
4/20 19:20	45.5	↑0.3
4/20 19:30	46.2	↑0.7
4/20 19:40	47.1	↑0.9
4/20 19:50	48.3	↑1.2
4/20 20:00	49.7	↑1.4
4/20 20:10	51.3	↑1.6
4/20 20:20	53.2	↑1.9
4/20 20:30	55.3	↑2.1
4/20 20:40	57.5	↑2.2
4/20 20:50	60.0	↑2.5
4/20 21:00	62.6	↑2.6
4/20 21:10	65.3	↑2.7
4/20 21:20	68.2	↑2.9
4/20 21:30	71.1	↑2.9
4/20 21:40	74.2	↑3.1
4/20 21:50	77.3	↑3.1
4/20 22:00	80.4	↑3.1
4/20 22:10	83.6	↑3.2	最大潮位差
4/20 22:20	86.8	↑3.2	最大潮位差
4/20 22:30	90.0	↑3.2	最大潮位差
4/20 22:40	93.1	↑3.1
4/20 22:50	96.2	↑3.1
4/20 23:00	99.2	↑3.0
4/20 23:10	102.2	↑3.0
4/20 23:20	105.0	↑2.8
4/20 23:30	107.8	↑2.8
4/20 23:40	110.4	↑2.6
4/20 23:50	112.9	↑2.5