12 (月)	06:41	15:42	-	-
	99cm	24cm	-	-
小潮 出 04:44 入 18:02 出 09:26 入 00:13 潮干狩り ○ 15:03～16:23

コイセボイ（北海道）2038年04月12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
4/12 00:00	50.9	↑0.7
4/12 00:10	51.7	↑0.8
4/12 00:20	52.5	↑0.8
4/12 00:30	53.4	↑0.9
4/12 00:40	54.4	↑1.0
4/12 00:50	55.4	↑1.0
4/12 01:00	56.5	↑1.1
4/12 01:10	57.7	↑1.2
4/12 01:20	59.0	↑1.3
4/12 01:30	60.3	↑1.3
4/12 01:40	61.7	↑1.4
4/12 01:50	63.1	↑1.4
4/12 02:00	64.6	↑1.5
4/12 02:10	66.1	↑1.5
4/12 02:20	67.7	↑1.6
4/12 02:30	69.3	↑1.6
4/12 02:40	70.9	↑1.6
4/12 02:50	72.6	↑1.7
4/12 03:00	74.3	↑1.7
4/12 03:10	76.0	↑1.7
4/12 03:20	77.6	↑1.6
4/12 03:30	79.3	↑1.7
4/12 03:40	80.9	↑1.6
4/12 03:50	82.6	↑1.7
4/12 04:00	84.2	↑1.6
4/12 04:10	85.7	↑1.5
4/12 04:20	87.2	↑1.5
4/12 04:30	88.6	↑1.4
4/12 04:40	90.0	↑1.4
4/12 04:50	91.3	↑1.3
4/12 05:00	92.5	↑1.2
4/12 05:10	93.6	↑1.1
4/12 05:20	94.6	↑1.0
4/12 05:30	95.6	↑1.0
4/12 05:40	96.4	↑0.8
4/12 05:50	97.1	↑0.7
4/12 06:00	97.6	↑0.5
4/12 06:10	98.1	↑0.5
4/12 06:20	98.4	↑0.3
4/12 06:30	98.6	↑0.2
4/12 06:40	98.7	↑0.1	満潮
4/12 06:50	98.6	↓-0.1
4/12 07:00	98.4	↓-0.2
4/12 07:10	98.1	↓-0.3
4/12 07:20	97.6	↓-0.5
4/12 07:30	97.0	↓-0.6
4/12 07:40	96.2	↓-0.8
4/12 07:50	95.3	↓-0.9
4/12 08:00	94.3	↓-1.0
4/12 08:10	93.2	↓-1.1
4/12 08:20	91.9	↓-1.3
4/12 08:30	90.5	↓-1.4
4/12 08:40	89.1	↓-1.4
4/12 08:50	87.5	↓-1.6
4/12 09:00	85.8	↓-1.7
4/12 09:10	84.0	↓-1.8
4/12 09:20	82.1	↓-1.9
4/12 09:30	80.2	↓-1.9
4/12 09:40	78.2	↓-2.0
4/12 09:50	76.1	↓-2.1
4/12 10:00	74.0	↓-2.1
4/12 10:10	71.8	↓-2.2
4/12 10:20	69.6	↓-2.2
4/12 10:30	67.4	↓-2.2
4/12 10:40	65.1	↓-2.3	最大潮位差
4/12 10:50	62.9	↓-2.2
4/12 11:00	60.6	↓-2.3	最大潮位差
4/12 11:10	58.4	↓-2.2
4/12 11:20	56.1	↓-2.3	最大潮位差
4/12 11:30	53.9	↓-2.2
4/12 11:40	51.8	↓-2.1
4/12 11:50	49.6	↓-2.2
4/12 12:00	47.6	↓-2.0
4/12 12:10	45.5	↓-2.1
4/12 12:20	43.6	↓-1.9
4/12 12:30	41.7	↓-1.9
4/12 12:40	39.9	↓-1.8
4/12 12:50	38.2	↓-1.7
4/12 13:00	36.5	↓-1.7
4/12 13:10	35.0	↓-1.5
4/12 13:20	33.5	↓-1.5
4/12 13:30	32.1	↓-1.4
4/12 13:40	30.9	↓-1.2
4/12 13:50	29.7	↓-1.2
4/12 14:00	28.7	↓-1.0
4/12 14:10	27.7	↓-1.0
4/12 14:20	26.9	↓-0.8
4/12 14:30	26.1	↓-0.8
4/12 14:40	25.5	↓-0.6
4/12 14:50	25.0	↓-0.5
4/12 15:00	24.5	↓-0.5
4/12 15:10	24.2	↓-0.3
4/12 15:20	24.0	↓-0.2
4/12 15:30	23.8	↓-0.2
4/12 15:40	23.8	0	干潮
4/12 15:50	23.8	0
4/12 16:00	23.9	↑0.1
4/12 16:10	24.1	↑0.2
4/12 16:20	24.4	↑0.3
4/12 16:30	24.7	↑0.3
4/12 16:40	25.1	↑0.4
4/12 16:50	25.6	↑0.5
4/12 17:00	26.1	↑0.5
4/12 17:10	26.6	↑0.5
4/12 17:20	27.2	↑0.6
4/12 17:30	27.8	↑0.6
4/12 17:40	28.5	↑0.7
4/12 17:50	29.2	↑0.7
4/12 18:00	29.9	↑0.7
4/12 18:10	30.6	↑0.7
4/12 18:20	31.3	↑0.7
4/12 18:30	32.1	↑0.8
4/12 18:40	32.8	↑0.7
4/12 18:50	33.6	↑0.8
4/12 19:00	34.3	↑0.7
4/12 19:10	35.0	↑0.7
4/12 19:20	35.7	↑0.7
4/12 19:30	36.4	↑0.7
4/12 19:40	37.1	↑0.7
4/12 19:50	37.8	↑0.7
4/12 20:00	38.4	↑0.6
4/12 20:10	39.1	↑0.7
4/12 20:20	39.7	↑0.6
4/12 20:30	40.3	↑0.6
4/12 20:40	40.8	↑0.5
4/12 20:50	41.4	↑0.6
4/12 21:00	41.9	↑0.5
4/12 21:10	42.4	↑0.5
4/12 21:20	42.9	↑0.5
4/12 21:30	43.3	↑0.4
4/12 21:40	43.8	↑0.5
4/12 21:50	44.2	↑0.4
4/12 22:00	44.7	↑0.5
4/12 22:10	45.1	↑0.4
4/12 22:20	45.5	↑0.4
4/12 22:30	46.0	↑0.5
4/12 22:40	46.4	↑0.4
4/12 22:50	46.8	↑0.4
4/12 23:00	47.3	↑0.5
4/12 23:10	47.7	↑0.4
4/12 23:20	48.2	↑0.5
4/12 23:30	48.7	↑0.5
4/12 23:40	49.2	↑0.5
4/12 23:50	49.7	↑0.5