12 (水)	05:41	14:26	-	-
	109cm	19cm	-	-
小潮 出 04:45 入 18:02 出 00:01 入 08:11 潮干狩り ○ 12:44～16:32

コイセボイ（北海道）2023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	54.7	↑1.4
4/12 00:10	56.1	↑1.4
4/12 00:20	57.6	↑1.5
4/12 00:30	59.2	↑1.6
4/12 00:40	60.9	↑1.7
4/12 00:50	62.7	↑1.8
4/12 01:00	64.5	↑1.8
4/12 01:10	66.5	↑2.0
4/12 01:20	68.4	↑1.9
4/12 01:30	70.5	↑2.1
4/12 01:40	72.6	↑2.1
4/12 01:50	74.7	↑2.1
4/12 02:00	76.8	↑2.1
4/12 02:10	78.9	↑2.1
4/12 02:20	81.1	↑2.2
4/12 02:30	83.2	↑2.1
4/12 02:40	85.4	↑2.2
4/12 02:50	87.4	↑2.0
4/12 03:00	89.5	↑2.1
4/12 03:10	91.5	↑2.0
4/12 03:20	93.4	↑1.9
4/12 03:30	95.3	↑1.9
4/12 03:40	97.1	↑1.8
4/12 03:50	98.8	↑1.7
4/12 04:00	100.3	↑1.5
4/12 04:10	101.8	↑1.5
4/12 04:20	103.2	↑1.4
4/12 04:30	104.4	↑1.2
4/12 04:40	105.4	↑1.0
4/12 04:50	106.3	↑0.9
4/12 05:00	107.1	↑0.8
4/12 05:10	107.7	↑0.6
4/12 05:20	108.1	↑0.4
4/12 05:30	108.4	↑0.3
4/12 05:40	108.5	↑0.1	満潮
4/12 05:50	108.4	↓-0.1
4/12 06:00	108.2	↓-0.2
4/12 06:10	107.7	↓-0.5
4/12 06:20	107.1	↓-0.6
4/12 06:30	106.3	↓-0.8
4/12 06:40	105.4	↓-0.9
4/12 06:50	104.3	↓-1.1
4/12 07:00	103.0	↓-1.3
4/12 07:10	101.5	↓-1.5
4/12 07:20	99.9	↓-1.6
4/12 07:30	98.1	↓-1.8
4/12 07:40	96.2	↓-1.9
4/12 07:50	94.2	↓-2.0
4/12 08:00	92.1	↓-2.1
4/12 08:10	89.8	↓-2.3
4/12 08:20	87.4	↓-2.4
4/12 08:30	84.9	↓-2.5
4/12 08:40	82.4	↓-2.5
4/12 08:50	79.8	↓-2.6
4/12 09:00	77.1	↓-2.7
4/12 09:10	74.3	↓-2.8
4/12 09:20	71.6	↓-2.7
4/12 09:30	68.8	↓-2.8
4/12 09:40	66.0	↓-2.8
4/12 09:50	63.1	↓-2.9	最大潮位差
4/12 10:00	60.3	↓-2.8
4/12 10:10	57.6	↓-2.7
4/12 10:20	54.8	↓-2.8
4/12 10:30	52.1	↓-2.7
4/12 10:40	49.4	↓-2.7
4/12 10:50	46.9	↓-2.5
4/12 11:00	44.3	↓-2.6
4/12 11:10	41.9	↓-2.4
4/12 11:20	39.6	↓-2.3
4/12 11:30	37.3	↓-2.3
4/12 11:40	35.2	↓-2.1
4/12 11:50	33.2	↓-2.0
4/12 12:00	31.3	↓-1.9
4/12 12:10	29.5	↓-1.8
4/12 12:20	27.8	↓-1.7
4/12 12:30	26.3	↓-1.5
4/12 12:40	24.9	↓-1.4
4/12 12:50	23.6	↓-1.3
4/12 13:00	22.5	↓-1.1
4/12 13:10	21.5	↓-1.0
4/12 13:20	20.7	↓-0.8
4/12 13:30	19.9	↓-0.8
4/12 13:40	19.3	↓-0.6
4/12 13:50	18.9	↓-0.4
4/12 14:00	18.5	↓-0.4
4/12 14:10	18.3	↓-0.2
4/12 14:20	18.2	↓-0.1	干潮
4/12 14:30	18.2	0
4/12 14:40	18.3	↑0.1
4/12 14:50	18.5	↑0.2
4/12 15:00	18.8	↑0.3
4/12 15:10	19.2	↑0.4
4/12 15:20	19.6	↑0.4
4/12 15:30	20.1	↑0.5
4/12 15:40	20.7	↑0.6
4/12 15:50	21.4	↑0.7
4/12 16:00	22.1	↑0.7
4/12 16:10	22.8	↑0.7
4/12 16:20	23.6	↑0.8
4/12 16:30	24.4	↑0.8
4/12 16:40	25.2	↑0.8
4/12 16:50	26.0	↑0.8
4/12 17:00	26.8	↑0.8
4/12 17:10	27.7	↑0.9
4/12 17:20	28.5	↑0.8
4/12 17:30	29.3	↑0.8
4/12 17:40	30.1	↑0.8
4/12 17:50	30.9	↑0.8
4/12 18:00	31.7	↑0.8
4/12 18:10	32.4	↑0.7
4/12 18:20	33.1	↑0.7
4/12 18:30	33.8	↑0.7
4/12 18:40	34.4	↑0.6
4/12 18:50	35.0	↑0.6
4/12 19:00	35.6	↑0.6
4/12 19:10	36.1	↑0.5
4/12 19:20	36.6	↑0.5
4/12 19:30	37.1	↑0.5
4/12 19:40	37.5	↑0.4
4/12 19:50	37.9	↑0.4
4/12 20:00	38.3	↑0.4
4/12 20:10	38.6	↑0.3
4/12 20:20	39.0	↑0.4
4/12 20:30	39.3	↑0.3
4/12 20:40	39.6	↑0.3
4/12 20:50	39.9	↑0.3
4/12 21:00	40.2	↑0.3
4/12 21:10	40.6	↑0.4
4/12 21:20	40.9	↑0.3
4/12 21:30	41.2	↑0.3
4/12 21:40	41.6	↑0.4
4/12 21:50	41.9	↑0.3
4/12 22:00	42.3	↑0.4
4/12 22:10	42.8	↑0.5
4/12 22:20	43.3	↑0.5
4/12 22:30	43.8	↑0.5
4/12 22:40	44.4	↑0.6
4/12 22:50	45.0	↑0.6
4/12 23:00	45.7	↑0.7
4/12 23:10	46.4	↑0.7
4/12 23:20	47.2	↑0.8
4/12 23:30	48.1	↑0.9
4/12 23:40	49.0	↑0.9
4/12 23:50	50.0	↑1.0