10 (木)	03:40	11:02	17:21	21:33
	105cm	10cm	63cm	46cm
中潮 出 04:48 入 17:59 出 21:09 入 05:55 潮干狩り ◎ 09:05～13:09

コイセボイ（北海道）2031年04月10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
4/10 00:00	67.1	↑2.3
4/10 00:10	69.4	↑2.3
4/10 00:20	71.8	↑2.4
4/10 00:30	74.2	↑2.4
4/10 00:40	76.6	↑2.4
4/10 00:50	79.1	↑2.5
4/10 01:00	81.5	↑2.4
4/10 01:10	83.9	↑2.4
4/10 01:20	86.2	↑2.3
4/10 01:30	88.5	↑2.3
4/10 01:40	90.6	↑2.1
4/10 01:50	92.7	↑2.1
4/10 02:00	94.7	↑2.0
4/10 02:10	96.5	↑1.8
4/10 02:20	98.2	↑1.7
4/10 02:30	99.7	↑1.5
4/10 02:40	101.0	↑1.3
4/10 02:50	102.2	↑1.2
4/10 03:00	103.2	↑1.0
4/10 03:10	103.9	↑0.7
4/10 03:20	104.5	↑0.6
4/10 03:30	104.8	↑0.3	満潮
4/10 03:40	104.9	↑0.1	満潮
4/10 03:50	104.8	↓-0.1
4/10 04:00	104.4	↓-0.4
4/10 04:10	103.8	↓-0.6
4/10 04:20	103.0	↓-0.8
4/10 04:30	101.9	↓-1.1
4/10 04:40	100.6	↓-1.3
4/10 04:50	99.1	↓-1.5
4/10 05:00	97.4	↓-1.7
4/10 05:10	95.5	↓-1.9
4/10 05:20	93.3	↓-2.2
4/10 05:30	91.0	↓-2.3
4/10 05:40	88.5	↓-2.5
4/10 05:50	85.8	↓-2.7
4/10 06:00	83.0	↓-2.8
4/10 06:10	80.0	↓-3.0
4/10 06:20	76.9	↓-3.1
4/10 06:30	73.8	↓-3.1
4/10 06:40	70.5	↓-3.3
4/10 06:50	67.1	↓-3.4
4/10 07:00	63.7	↓-3.4
4/10 07:10	60.3	↓-3.4
4/10 07:20	56.8	↓-3.5	最大潮位差
4/10 07:30	53.4	↓-3.4
4/10 07:40	50.0	↓-3.4
4/10 07:50	46.6	↓-3.4
4/10 08:00	43.3	↓-3.3
4/10 08:10	40.0	↓-3.3
4/10 08:20	36.9	↓-3.1
4/10 08:30	33.8	↓-3.1
4/10 08:40	30.9	↓-2.9
4/10 08:50	28.1	↓-2.8
4/10 09:00	25.5	↓-2.6
4/10 09:10	23.0	↓-2.5
4/10 09:20	20.8	↓-2.2
4/10 09:30	18.7	↓-2.1
4/10 09:40	16.8	↓-1.9
4/10 09:50	15.1	↓-1.7
4/10 10:00	13.6	↓-1.5
4/10 10:10	12.4	↓-1.2
4/10 10:20	11.4	↓-1.0
4/10 10:30	10.6	↓-0.8
4/10 10:40	10.0	↓-0.6
4/10 10:50	9.6	↓-0.4
4/10 11:00	9.5	↓-0.1	干潮
4/10 11:10	9.6	↑0.1
4/10 11:20	9.9	↑0.3
4/10 11:30	10.4	↑0.5
4/10 11:40	11.1	↑0.7
4/10 11:50	12.0	↑0.9
4/10 12:00	13.1	↑1.1
4/10 12:10	14.3	↑1.2
4/10 12:20	15.8	↑1.5
4/10 12:30	17.3	↑1.5
4/10 12:40	19.0	↑1.7
4/10 12:50	20.8	↑1.8
4/10 13:00	22.7	↑1.9
4/10 13:10	24.8	↑2.1
4/10 13:20	26.8	↑2.0
4/10 13:30	29.0	↑2.2
4/10 13:40	31.1	↑2.1
4/10 13:50	33.3	↑2.2
4/10 14:00	35.5	↑2.2
4/10 14:10	37.7	↑2.2
4/10 14:20	39.9	↑2.2
4/10 14:30	42.0	↑2.1
4/10 14:40	44.1	↑2.1
4/10 14:50	46.1	↑2.0
4/10 15:00	48.1	↑2.0
4/10 15:10	49.9	↑1.8
4/10 15:20	51.7	↑1.8
4/10 15:30	53.3	↑1.6
4/10 15:40	54.8	↑1.5
4/10 15:50	56.2	↑1.4
4/10 16:00	57.4	↑1.2
4/10 16:10	58.5	↑1.1
4/10 16:20	59.5	↑1.0
4/10 16:30	60.3	↑0.8
4/10 16:40	61.0	↑0.7
4/10 16:50	61.5	↑0.5
4/10 17:00	61.9	↑0.4
4/10 17:10	62.1	↑0.2
4/10 17:20	62.1	0	満潮
4/10 17:30	62.1	0
4/10 17:40	61.9	↓-0.2
4/10 17:50	61.6	↓-0.3
4/10 18:00	61.1	↓-0.5
4/10 18:10	60.6	↓-0.5
4/10 18:20	59.9	↓-0.7
4/10 18:30	59.2	↓-0.7
4/10 18:40	58.4	↓-0.8
4/10 18:50	57.5	↓-0.9
4/10 19:00	56.6	↓-0.9
4/10 19:10	55.6	↓-1.0
4/10 19:20	54.7	↓-0.9
4/10 19:30	53.7	↓-1.0
4/10 19:40	52.7	↓-1.0
4/10 19:50	51.7	↓-1.0
4/10 20:00	50.8	↓-0.9
4/10 20:10	49.9	↓-0.9
4/10 20:20	49.1	↓-0.8
4/10 20:30	48.3	↓-0.8
4/10 20:40	47.7	↓-0.6
4/10 20:50	47.1	↓-0.6
4/10 21:00	46.6	↓-0.5
4/10 21:10	46.3	↓-0.3
4/10 21:20	46.1	↓-0.2
4/10 21:30	46.0	↓-0.1	干潮
4/10 21:40	46.0	0
4/10 21:50	46.2	↑0.2
4/10 22:00	46.6	↑0.4
4/10 22:10	47.1	↑0.5
4/10 22:20	47.7	↑0.6
4/10 22:30	48.5	↑0.8
4/10 22:40	49.5	↑1.0
4/10 22:50	50.6	↑1.1
4/10 23:00	51.9	↑1.3
4/10 23:10	53.3	↑1.4
4/10 23:20	54.9	↑1.6
4/10 23:30	56.6	↑1.7
4/10 23:40	58.4	↑1.8
4/10 23:50	60.4	↑2.0