13 (土)	07:59	01:37	23:47	15:55
	74cm	49cm	56cm	16cm
小潮 出 05:03 入 18:16 出 10:51 入 01:07 潮干狩り ○ 14:12～17:56

函館（北海道）2019年04月13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
4/13 00:00	51.0	↓-0.5
4/13 00:10	50.6	↓-0.4
4/13 00:20	50.1	↓-0.5
4/13 00:30	49.8	↓-0.3
4/13 00:40	49.4	↓-0.4
4/13 00:50	49.1	↓-0.3
4/13 01:00	48.8	↓-0.3
4/13 01:10	48.6	↓-0.2
4/13 01:20	48.4	↓-0.2
4/13 01:30	48.3	↓-0.1	干潮
4/13 01:40	48.3	0
4/13 01:50	48.4	↑0.1
4/13 02:00	48.6	↑0.2
4/13 02:10	48.8	↑0.2
4/13 02:20	49.2	↑0.4
4/13 02:30	49.6	↑0.4
4/13 02:40	50.1	↑0.5
4/13 02:50	50.7	↑0.6
4/13 03:00	51.4	↑0.7
4/13 03:10	52.2	↑0.8
4/13 03:20	53.1	↑0.9
4/13 03:30	54.0	↑0.9
4/13 03:40	54.9	↑0.9
4/13 03:50	55.9	↑1.0
4/13 04:00	56.9	↑1.0
4/13 04:10	58.0	↑1.1
4/13 04:20	59.1	↑1.1
4/13 04:30	60.1	↑1.0
4/13 04:40	61.2	↑1.1
4/13 04:50	62.2	↑1.0
4/13 05:00	63.2	↑1.0
4/13 05:10	64.2	↑1.0
4/13 05:20	65.1	↑0.9
4/13 05:30	66.0	↑0.9
4/13 05:40	66.9	↑0.9
4/13 05:50	67.7	↑0.8
4/13 06:00	68.5	↑0.8
4/13 06:10	69.2	↑0.7
4/13 06:20	69.9	↑0.7
4/13 06:30	70.5	↑0.6
4/13 06:40	71.1	↑0.6
4/13 06:50	71.6	↑0.5
4/13 07:00	72.1	↑0.5
4/13 07:10	72.5	↑0.4
4/13 07:20	72.8	↑0.3
4/13 07:30	73.1	↑0.3
4/13 07:40	73.3	↑0.2
4/13 07:50	73.4	↑0.1	満潮
4/13 08:00	73.4	0
4/13 08:10	73.3	↓-0.1
4/13 08:20	73.2	↓-0.1
4/13 08:30	72.9	↓-0.3
4/13 08:40	72.5	↓-0.4
4/13 08:50	72.0	↓-0.5
4/13 09:00	71.4	↓-0.6
4/13 09:10	70.7	↓-0.7
4/13 09:20	69.9	↓-0.8
4/13 09:30	68.9	↓-1.0
4/13 09:40	67.8	↓-1.1
4/13 09:50	66.6	↓-1.2
4/13 10:00	65.4	↓-1.2
4/13 10:10	64.0	↓-1.4
4/13 10:20	62.5	↓-1.5
4/13 10:30	61.0	↓-1.5
4/13 10:40	59.3	↓-1.7
4/13 10:50	57.6	↓-1.7
4/13 11:00	55.9	↓-1.7
4/13 11:10	54.1	↓-1.8
4/13 11:20	52.2	↓-1.9
4/13 11:30	50.3	↓-1.9
4/13 11:40	48.4	↓-1.9
4/13 11:50	46.5	↓-1.9
4/13 12:00	44.5	↓-2.0	最大潮位差
4/13 12:10	42.6	↓-1.9
4/13 12:20	40.7	↓-1.9
4/13 12:30	38.7	↓-2.0	最大潮位差
4/13 12:40	36.8	↓-1.9
4/13 12:50	34.9	↓-1.9
4/13 13:00	33.1	↓-1.8
4/13 13:10	31.2	↓-1.9
4/13 13:20	29.5	↓-1.7
4/13 13:30	27.8	↓-1.7
4/13 13:40	26.2	↓-1.6
4/13 13:50	24.7	↓-1.5
4/13 14:00	23.2	↓-1.5
4/13 14:10	21.9	↓-1.3
4/13 14:20	20.7	↓-1.2
4/13 14:30	19.5	↓-1.2
4/13 14:40	18.6	↓-0.9
4/13 14:50	17.7	↓-0.9
4/13 15:00	17.0	↓-0.7
4/13 15:10	16.4	↓-0.6
4/13 15:20	15.9	↓-0.5
4/13 15:30	15.5	↓-0.4
4/13 15:40	15.3	↓-0.2
4/13 15:50	15.2	↓-0.1	干潮
4/13 16:00	15.2	0
4/13 16:10	15.4	↑0.2
4/13 16:20	15.6	↑0.2
4/13 16:30	15.9	↑0.3
4/13 16:40	16.3	↑0.4
4/13 16:50	16.8	↑0.5
4/13 17:00	17.4	↑0.6
4/13 17:10	18.0	↑0.6
4/13 17:20	18.7	↑0.7
4/13 17:30	19.5	↑0.8
4/13 17:40	20.3	↑0.8
4/13 17:50	21.2	↑0.9
4/13 18:00	22.2	↑1.0
4/13 18:10	23.2	↑1.0
4/13 18:20	24.2	↑1.0
4/13 18:30	25.3	↑1.1
4/13 18:40	26.5	↑1.2
4/13 18:50	27.7	↑1.2
4/13 19:00	28.9	↑1.2
4/13 19:10	30.2	↑1.3
4/13 19:20	31.6	↑1.4
4/13 19:30	33.0	↑1.4
4/13 19:40	34.4	↑1.4
4/13 19:50	35.8	↑1.4
4/13 20:00	37.2	↑1.4
4/13 20:10	38.6	↑1.4
4/13 20:20	40.1	↑1.5
4/13 20:30	41.5	↑1.4
4/13 20:40	42.8	↑1.3
4/13 20:50	44.2	↑1.4
4/13 21:00	45.4	↑1.2
4/13 21:10	46.7	↑1.3
4/13 21:20	47.8	↑1.1
4/13 21:30	48.9	↑1.1
4/13 21:40	49.9	↑1.0
4/13 21:50	50.8	↑0.9
4/13 22:00	51.6	↑0.8
4/13 22:10	52.3	↑0.7
4/13 22:20	53.0	↑0.7
4/13 22:30	53.5	↑0.5
4/13 22:40	54.0	↑0.5
4/13 22:50	54.4	↑0.4
4/13 23:00	54.7	↑0.3
4/13 23:10	54.9	↑0.2
4/13 23:20	55.1	↑0.2
4/13 23:30	55.2	↑0.1
4/13 23:40	55.3	↑0.1	満潮
4/13 23:50	55.3	0