15 (火)	07:13	16:00	-	-
	92cm	30cm	-	-
小潮 出 04:39 入 18:05 出 00:49 入 11:00

コイセボイ（北海道）2031年04月15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
4/15 00:00	48.8	↑0.4
4/15 00:10	49.3	↑0.5
4/15 00:20	49.8	↑0.5
4/15 00:30	50.4	↑0.6
4/15 00:40	51.1	↑0.7
4/15 00:50	51.8	↑0.7
4/15 01:00	52.6	↑0.8
4/15 01:10	53.4	↑0.8
4/15 01:20	54.3	↑0.9
4/15 01:30	55.3	↑1.0
4/15 01:40	56.3	↑1.0
4/15 01:50	57.4	↑1.1
4/15 02:00	58.5	↑1.1
4/15 02:10	59.7	↑1.2
4/15 02:20	60.9	↑1.2
4/15 02:30	62.2	↑1.3
4/15 02:40	63.5	↑1.3
4/15 02:50	64.9	↑1.4
4/15 03:00	66.3	↑1.4
4/15 03:10	67.7	↑1.4
4/15 03:20	69.1	↑1.4
4/15 03:30	70.6	↑1.5
4/15 03:40	72.0	↑1.4
4/15 03:50	73.5	↑1.5
4/15 04:00	74.9	↑1.4
4/15 04:10	76.3	↑1.4
4/15 04:20	77.7	↑1.4
4/15 04:30	79.1	↑1.4
4/15 04:40	80.4	↑1.3
4/15 04:50	81.7	↑1.3
4/15 05:00	83.0	↑1.3
4/15 05:10	84.2	↑1.2
4/15 05:20	85.3	↑1.1
4/15 05:30	86.3	↑1.0
4/15 05:40	87.3	↑1.0
4/15 05:50	88.2	↑0.9
4/15 06:00	89.0	↑0.8
4/15 06:10	89.7	↑0.7
4/15 06:20	90.4	↑0.7
4/15 06:30	90.9	↑0.5
4/15 06:40	91.3	↑0.4
4/15 06:50	91.6	↑0.3
4/15 07:00	91.8	↑0.2
4/15 07:10	91.9	↑0.1	満潮
4/15 07:20	91.8	↓-0.1
4/15 07:30	91.7	↓-0.1
4/15 07:40	91.4	↓-0.3
4/15 07:50	91.0	↓-0.4
4/15 08:00	90.5	↓-0.5
4/15 08:10	89.9	↓-0.6
4/15 08:20	89.2	↓-0.7
4/15 08:30	88.3	↓-0.9
4/15 08:40	87.4	↓-0.9
4/15 08:50	86.3	↓-1.1
4/15 09:00	85.2	↓-1.1
4/15 09:10	83.9	↓-1.3
4/15 09:20	82.6	↓-1.3
4/15 09:30	81.2	↓-1.4
4/15 09:40	79.7	↓-1.5
4/15 09:50	78.1	↓-1.6
4/15 10:00	76.4	↓-1.7
4/15 10:10	74.7	↓-1.7
4/15 10:20	73.0	↓-1.7
4/15 10:30	71.2	↓-1.8
4/15 10:40	69.3	↓-1.9
4/15 10:50	67.5	↓-1.8
4/15 11:00	65.6	↓-1.9
4/15 11:10	63.6	↓-2.0	最大潮位差
4/15 11:20	61.7	↓-1.9
4/15 11:30	59.8	↓-1.9
4/15 11:40	57.9	↓-1.9
4/15 11:50	56.0	↓-1.9
4/15 12:00	54.1	↓-1.9
4/15 12:10	52.3	↓-1.8
4/15 12:20	50.5	↓-1.8
4/15 12:30	48.7	↓-1.8
4/15 12:40	47.0	↓-1.7
4/15 12:50	45.4	↓-1.6
4/15 13:00	43.8	↓-1.6
4/15 13:10	42.2	↓-1.6
4/15 13:20	40.8	↓-1.4
4/15 13:30	39.4	↓-1.4
4/15 13:40	38.1	↓-1.3
4/15 13:50	36.9	↓-1.2
4/15 14:00	35.8	↓-1.1
4/15 14:10	34.7	↓-1.1
4/15 14:20	33.8	↓-0.9
4/15 14:30	32.9	↓-0.9
4/15 14:40	32.2	↓-0.7
4/15 14:50	31.5	↓-0.7
4/15 15:00	30.9	↓-0.6
4/15 15:10	30.5	↓-0.4
4/15 15:20	30.1	↓-0.4
4/15 15:30	29.8	↓-0.3
4/15 15:40	29.6	↓-0.2
4/15 15:50	29.5	↓-0.1	干潮
4/15 16:00	29.4	↓-0.1	干潮
4/15 16:10	29.5	↑0.1
4/15 16:20	29.6	↑0.1
4/15 16:30	29.8	↑0.2
4/15 16:40	30.1	↑0.3
4/15 16:50	30.4	↑0.3
4/15 17:00	30.8	↑0.4
4/15 17:10	31.2	↑0.4
4/15 17:20	31.7	↑0.5
4/15 17:30	32.3	↑0.6
4/15 17:40	32.9	↑0.6
4/15 17:50	33.5	↑0.6
4/15 18:00	34.1	↑0.6
4/15 18:10	34.8	↑0.7
4/15 18:20	35.5	↑0.7
4/15 18:30	36.2	↑0.7
4/15 18:40	36.9	↑0.7
4/15 18:50	37.7	↑0.8
4/15 19:00	38.4	↑0.7
4/15 19:10	39.1	↑0.7
4/15 19:20	39.8	↑0.7
4/15 19:30	40.5	↑0.7
4/15 19:40	41.2	↑0.7
4/15 19:50	41.9	↑0.7
4/15 20:00	42.6	↑0.7
4/15 20:10	43.2	↑0.6
4/15 20:20	43.8	↑0.6
4/15 20:30	44.4	↑0.6
4/15 20:40	44.9	↑0.5
4/15 20:50	45.4	↑0.5
4/15 21:00	45.9	↑0.5
4/15 21:10	46.4	↑0.5
4/15 21:20	46.8	↑0.4
4/15 21:30	47.2	↑0.4
4/15 21:40	47.6	↑0.4
4/15 21:50	47.9	↑0.3
4/15 22:00	48.2	↑0.3
4/15 22:10	48.5	↑0.3
4/15 22:20	48.7	↑0.2
4/15 22:30	49.0	↑0.3
4/15 22:40	49.2	↑0.2
4/15 22:50	49.4	↑0.2
4/15 23:00	49.6	↑0.2
4/15 23:10	49.7	↑0.1
4/15 23:20	49.9	↑0.2
4/15 23:30	50.1	↑0.2
4/15 23:40	50.2	↑0.1
4/15 23:50	50.4	↑0.2