12 (金)	04:36	11:43	17:54	22:28
	103cm	22cm	70cm	50cm
中潮 出 05:40 入 17:24 出 06:53 入 21:53 潮干狩り ○ 10:46～12:40

コイセボイ（北海道）2027年03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
3/12 00:00	56.4	↑1.5
3/12 00:10	58.1	↑1.7
3/12 00:20	59.9	↑1.8
3/12 00:30	61.8	↑1.9
3/12 00:40	63.8	↑2.0
3/12 00:50	65.9	↑2.1
3/12 01:00	68.1	↑2.2
3/12 01:10	70.3	↑2.2
3/12 01:20	72.5	↑2.2
3/12 01:30	74.8	↑2.3
3/12 01:40	77.1	↑2.3
3/12 01:50	79.4	↑2.3
3/12 02:00	81.7	↑2.3
3/12 02:10	83.9	↑2.2
3/12 02:20	86.1	↑2.2
3/12 02:30	88.2	↑2.1
3/12 02:40	90.2	↑2.0
3/12 02:50	92.1	↑1.9
3/12 03:00	93.9	↑1.8
3/12 03:10	95.5	↑1.6
3/12 03:20	97.0	↑1.5
3/12 03:30	98.4	↑1.4
3/12 03:40	99.6	↑1.2
3/12 03:50	100.6	↑1.0
3/12 04:00	101.4	↑0.8
3/12 04:10	102.0	↑0.6
3/12 04:20	102.4	↑0.4
3/12 04:30	102.6	↑0.2	満潮
3/12 04:40	102.6	0
3/12 04:50	102.4	↓-0.2
3/12 05:00	102.0	↓-0.4
3/12 05:10	101.3	↓-0.7
3/12 05:20	100.5	↓-0.8
3/12 05:30	99.4	↓-1.1
3/12 05:40	98.1	↓-1.3
3/12 05:50	96.6	↓-1.5
3/12 06:00	94.9	↓-1.7
3/12 06:10	93.1	↓-1.8
3/12 06:20	91.1	↓-2.0
3/12 06:30	88.9	↓-2.2
3/12 06:40	86.5	↓-2.4
3/12 06:50	84.0	↓-2.5
3/12 07:00	81.4	↓-2.6
3/12 07:10	78.7	↓-2.7
3/12 07:20	75.9	↓-2.8
3/12 07:30	73.0	↓-2.9
3/12 07:40	70.0	↓-3.0
3/12 07:50	67.0	↓-3.0
3/12 08:00	64.0	↓-3.0
3/12 08:10	61.0	↓-3.0
3/12 08:20	57.9	↓-3.1	最大潮位差
3/12 08:30	54.9	↓-3.0
3/12 08:40	52.0	↓-2.9
3/12 08:50	49.1	↓-2.9
3/12 09:00	46.2	↓-2.9
3/12 09:10	43.5	↓-2.7
3/12 09:20	40.9	↓-2.6
3/12 09:30	38.4	↓-2.5
3/12 09:40	36.0	↓-2.4
3/12 09:50	33.7	↓-2.3
3/12 10:00	31.7	↓-2.0
3/12 10:10	29.8	↓-1.9
3/12 10:20	28.0	↓-1.8
3/12 10:30	26.5	↓-1.5
3/12 10:40	25.1	↓-1.4
3/12 10:50	24.0	↓-1.1
3/12 11:00	23.0	↓-1.0
3/12 11:10	22.3	↓-0.7
3/12 11:20	21.7	↓-0.6
3/12 11:30	21.4	↓-0.3
3/12 11:40	21.2	↓-0.2	干潮
3/12 11:50	21.3	↑0.1
3/12 12:00	21.6	↑0.3
3/12 12:10	22.0	↑0.4
3/12 12:20	22.7	↑0.7
3/12 12:30	23.5	↑0.8
3/12 12:40	24.5	↑1.0
3/12 12:50	25.6	↑1.1
3/12 13:00	26.9	↑1.3
3/12 13:10	28.4	↑1.5
3/12 13:20	29.9	↑1.5
3/12 13:30	31.6	↑1.7
3/12 13:40	33.4	↑1.8
3/12 13:50	35.2	↑1.8
3/12 14:00	37.1	↑1.9
3/12 14:10	39.1	↑2.0
3/12 14:20	41.1	↑2.0
3/12 14:30	43.1	↑2.0
3/12 14:40	45.2	↑2.1
3/12 14:50	47.2	↑2.0
3/12 15:00	49.2	↑2.0
3/12 15:10	51.2	↑2.0
3/12 15:20	53.1	↑1.9
3/12 15:30	55.0	↑1.9
3/12 15:40	56.7	↑1.7
3/12 15:50	58.4	↑1.7
3/12 16:00	60.0	↑1.6
3/12 16:10	61.5	↑1.5
3/12 16:20	62.9	↑1.4
3/12 16:30	64.2	↑1.3
3/12 16:40	65.3	↑1.1
3/12 16:50	66.3	↑1.0
3/12 17:00	67.1	↑0.8
3/12 17:10	67.8	↑0.7
3/12 17:20	68.4	↑0.6
3/12 17:30	68.8	↑0.4
3/12 17:40	69.0	↑0.2
3/12 17:50	69.1	↑0.1	満潮
3/12 18:00	69.1	0
3/12 18:10	68.9	↓-0.2
3/12 18:20	68.7	↓-0.2
3/12 18:30	68.2	↓-0.5
3/12 18:40	67.7	↓-0.5
3/12 18:50	67.1	↓-0.6
3/12 19:00	66.3	↓-0.8
3/12 19:10	65.5	↓-0.8
3/12 19:20	64.6	↓-0.9
3/12 19:30	63.6	↓-1.0
3/12 19:40	62.6	↓-1.0
3/12 19:50	61.5	↓-1.1
3/12 20:00	60.4	↓-1.1
3/12 20:10	59.3	↓-1.1
3/12 20:20	58.2	↓-1.1
3/12 20:30	57.1	↓-1.1
3/12 20:40	56.1	↓-1.0
3/12 20:50	55.0	↓-1.1
3/12 21:00	54.1	↓-0.9
3/12 21:10	53.1	↓-1.0
3/12 21:20	52.3	↓-0.8
3/12 21:30	51.6	↓-0.7
3/12 21:40	50.9	↓-0.7
3/12 21:50	50.4	↓-0.5
3/12 22:00	49.9	↓-0.5
3/12 22:10	49.6	↓-0.3
3/12 22:20	49.5	↓-0.1	干潮
3/12 22:30	49.5	0
3/12 22:40	49.6	↑0.1
3/12 22:50	49.8	↑0.2
3/12 23:00	50.3	↑0.5
3/12 23:10	50.8	↑0.5
3/12 23:20	51.6	↑0.8
3/12 23:30	52.5	↑0.9
3/12 23:40	53.5	↑1.0
3/12 23:50	54.7	↑1.2