9 (木)	05:57	15:02	-	-
	108cm	21cm	-	-
小潮 出 04:49 入 17:58 出 00:28 入 08:33 潮干狩り ○ 13:36～16:45

コイセボイ（北海道）2026年04月9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
4/9 00:00	52.9	↑1.3
4/9 00:10	54.3	↑1.4
4/9 00:20	55.8	↑1.5
4/9 00:30	57.4	↑1.6
4/9 00:40	59.0	↑1.6
4/9 00:50	60.7	↑1.7
4/9 01:00	62.5	↑1.8
4/9 01:10	64.4	↑1.9
4/9 01:20	66.3	↑1.9
4/9 01:30	68.2	↑1.9
4/9 01:40	70.2	↑2.0
4/9 01:50	72.3	↑2.1
4/9 02:00	74.3	↑2.0
4/9 02:10	76.4	↑2.1
4/9 02:20	78.5	↑2.1
4/9 02:30	80.6	↑2.1
4/9 02:40	82.7	↑2.1
4/9 02:50	84.8	↑2.1
4/9 03:00	86.8	↑2.0
4/9 03:10	88.8	↑2.0
4/9 03:20	90.8	↑2.0
4/9 03:30	92.7	↑1.9
4/9 03:40	94.5	↑1.8
4/9 03:50	96.2	↑1.7
4/9 04:00	97.9	↑1.7
4/9 04:10	99.5	↑1.6
4/9 04:20	100.9	↑1.4
4/9 04:30	102.2	↑1.3
4/9 04:40	103.4	↑1.2
4/9 04:50	104.5	↑1.1
4/9 05:00	105.5	↑1.0
4/9 05:10	106.3	↑0.8
4/9 05:20	106.9	↑0.6
4/9 05:30	107.4	↑0.5
4/9 05:40	107.8	↑0.4
4/9 05:50	107.9	↑0.1	満潮
4/9 06:00	107.9	0
4/9 06:10	107.8	↓-0.1
4/9 06:20	107.5	↓-0.3
4/9 06:30	107.0	↓-0.5
4/9 06:40	106.4	↓-0.6
4/9 06:50	105.6	↓-0.8
4/9 07:00	104.6	↓-1.0
4/9 07:10	103.5	↓-1.1
4/9 07:20	102.2	↓-1.3
4/9 07:30	100.8	↓-1.4
4/9 07:40	99.3	↓-1.5
4/9 07:50	97.6	↓-1.7
4/9 08:00	95.8	↓-1.8
4/9 08:10	93.8	↓-2.0
4/9 08:20	91.8	↓-2.0
4/9 08:30	89.6	↓-2.2
4/9 08:40	87.4	↓-2.2
4/9 08:50	85.1	↓-2.3
4/9 09:00	82.7	↓-2.4
4/9 09:10	80.2	↓-2.5
4/9 09:20	77.7	↓-2.5
4/9 09:30	75.1	↓-2.6
4/9 09:40	72.5	↓-2.6
4/9 09:50	69.9	↓-2.6
4/9 10:00	67.3	↓-2.6
4/9 10:10	64.6	↓-2.7	最大潮位差
4/9 10:20	62.0	↓-2.6
4/9 10:30	59.4	↓-2.6
4/9 10:40	56.8	↓-2.6
4/9 10:50	54.3	↓-2.5
4/9 11:00	51.8	↓-2.5
4/9 11:10	49.4	↓-2.4
4/9 11:20	47.0	↓-2.4
4/9 11:30	44.7	↓-2.3
4/9 11:40	42.5	↓-2.2
4/9 11:50	40.4	↓-2.1
4/9 12:00	38.4	↓-2.0
4/9 12:10	36.4	↓-2.0
4/9 12:20	34.6	↓-1.8
4/9 12:30	32.9	↓-1.7
4/9 12:40	31.3	↓-1.6
4/9 12:50	29.8	↓-1.5
4/9 13:00	28.4	↓-1.4
4/9 13:10	27.1	↓-1.3
4/9 13:20	26.0	↓-1.1
4/9 13:30	25.0	↓-1.0
4/9 13:40	24.1	↓-0.9
4/9 13:50	23.3	↓-0.8
4/9 14:00	22.6	↓-0.7
4/9 14:10	22.1	↓-0.5
4/9 14:20	21.6	↓-0.5
4/9 14:30	21.3	↓-0.3
4/9 14:40	21.0	↓-0.3
4/9 14:50	20.9	↓-0.1
4/9 15:00	20.8	↓-0.1	干潮
4/9 15:10	20.9	↑0.1
4/9 15:20	21.0	↑0.1
4/9 15:30	21.2	↑0.2
4/9 15:40	21.4	↑0.2
4/9 15:50	21.8	↑0.4
4/9 16:00	22.2	↑0.4
4/9 16:10	22.6	↑0.4
4/9 16:20	23.1	↑0.5
4/9 16:30	23.6	↑0.5
4/9 16:40	24.2	↑0.6
4/9 16:50	24.8	↑0.6
4/9 17:00	25.4	↑0.6
4/9 17:10	26.0	↑0.6
4/9 17:20	26.7	↑0.7
4/9 17:30	27.3	↑0.6
4/9 17:40	28.0	↑0.7
4/9 17:50	28.6	↑0.6
4/9 18:00	29.3	↑0.7
4/9 18:10	29.9	↑0.6
4/9 18:20	30.6	↑0.7
4/9 18:30	31.2	↑0.6
4/9 18:40	31.8	↑0.6
4/9 18:50	32.3	↑0.5
4/9 19:00	32.9	↑0.6
4/9 19:10	33.4	↑0.5
4/9 19:20	34.0	↑0.6
4/9 19:30	34.4	↑0.4
4/9 19:40	34.9	↑0.5
4/9 19:50	35.4	↑0.5
4/9 20:00	35.8	↑0.4
4/9 20:10	36.2	↑0.4
4/9 20:20	36.7	↑0.5
4/9 20:30	37.1	↑0.4
4/9 20:40	37.4	↑0.3
4/9 20:50	37.8	↑0.4
4/9 21:00	38.2	↑0.4
4/9 21:10	38.6	↑0.4
4/9 21:20	39.0	↑0.4
4/9 21:30	39.4	↑0.4
4/9 21:40	39.8	↑0.4
4/9 21:50	40.3	↑0.5
4/9 22:00	40.7	↑0.4
4/9 22:10	41.2	↑0.5
4/9 22:20	41.7	↑0.5
4/9 22:30	42.3	↑0.6
4/9 22:40	42.9	↑0.6
4/9 22:50	43.5	↑0.6
4/9 23:00	44.2	↑0.7
4/9 23:10	44.9	↑0.7
4/9 23:20	45.7	↑0.8
4/9 23:30	46.5	↑0.8
4/9 23:40	47.4	↑0.9
4/9 23:50	48.4	↑1.0