19 (土)	18:53	02:22	-	-
	103cm	32cm	-	-
小潮 出 05:40 入 16:32 出 22:08 入 12:11

コイセボイ（北海道）2030年10月19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
10/19 00:00	44.0	↓-1.7
10/19 00:10	42.3	↓-1.7
10/19 00:20	40.7	↓-1.6
10/19 00:30	39.3	↓-1.4
10/19 00:40	38.0	↓-1.3
10/19 00:50	36.8	↓-1.2
10/19 01:00	35.7	↓-1.1
10/19 01:10	34.8	↓-0.9
10/19 01:20	34.0	↓-0.8
10/19 01:30	33.3	↓-0.7
10/19 01:40	32.8	↓-0.5
10/19 01:50	32.3	↓-0.5
10/19 02:00	32.0	↓-0.3
10/19 02:10	31.9	↓-0.1
10/19 02:20	31.8	↓-0.1	干潮
10/19 02:30	31.8	0
10/19 02:40	32.0	↑0.2
10/19 02:50	32.2	↑0.2
10/19 03:00	32.6	↑0.4
10/19 03:10	33.0	↑0.4
10/19 03:20	33.6	↑0.6
10/19 03:30	34.1	↑0.5
10/19 03:40	34.8	↑0.7
10/19 03:50	35.5	↑0.7
10/19 04:00	36.3	↑0.8
10/19 04:10	37.1	↑0.8
10/19 04:20	38.0	↑0.9
10/19 04:30	38.9	↑0.9
10/19 04:40	39.8	↑0.9
10/19 04:50	40.7	↑0.9
10/19 05:00	41.6	↑0.9
10/19 05:10	42.5	↑0.9
10/19 05:20	43.4	↑0.9
10/19 05:30	44.4	↑1.0
10/19 05:40	45.2	↑0.8
10/19 05:50	46.1	↑0.9
10/19 06:00	46.9	↑0.8
10/19 06:10	47.7	↑0.8
10/19 06:20	48.5	↑0.8
10/19 06:30	49.2	↑0.7
10/19 06:40	49.9	↑0.7
10/19 06:50	50.5	↑0.6
10/19 07:00	51.1	↑0.6
10/19 07:10	51.7	↑0.6
10/19 07:20	52.2	↑0.5
10/19 07:30	52.6	↑0.4
10/19 07:40	53.0	↑0.4
10/19 07:50	53.3	↑0.3
10/19 08:00	53.6	↑0.3
10/19 08:10	53.9	↑0.3
10/19 08:20	54.1	↑0.2
10/19 08:30	54.3	↑0.2
10/19 08:40	54.4	↑0.1
10/19 08:50	54.6	↑0.2
10/19 09:00	54.6	0
10/19 09:10	54.7	↑0.1
10/19 09:20	54.8	↑0.1
10/19 09:30	54.8	0
10/19 09:40	54.9	↑0.1
10/19 09:50	54.9	0
10/19 10:00	54.9	0
10/19 10:10	55.0	↑0.1
10/19 10:20	55.1	↑0.1
10/19 10:30	55.2	↑0.1
10/19 10:40	55.3	↑0.1
10/19 10:50	55.5	↑0.2
10/19 11:00	55.7	↑0.2
10/19 11:10	55.9	↑0.2
10/19 11:20	56.2	↑0.3
10/19 11:30	56.5	↑0.3
10/19 11:40	56.9	↑0.4
10/19 11:50	57.4	↑0.5
10/19 12:00	57.9	↑0.5
10/19 12:10	58.5	↑0.6
10/19 12:20	59.1	↑0.6
10/19 12:30	59.9	↑0.8
10/19 12:40	60.6	↑0.7
10/19 12:50	61.5	↑0.9
10/19 13:00	62.4	↑0.9
10/19 13:10	63.4	↑1.0
10/19 13:20	64.5	↑1.1
10/19 13:30	65.6	↑1.1
10/19 13:40	66.8	↑1.2
10/19 13:50	68.0	↑1.2
10/19 14:00	69.3	↑1.3
10/19 14:10	70.6	↑1.3
10/19 14:20	72.0	↑1.4
10/19 14:30	73.4	↑1.4
10/19 14:40	74.9	↑1.5
10/19 14:50	76.4	↑1.5
10/19 15:00	77.9	↑1.5
10/19 15:10	79.4	↑1.5
10/19 15:20	81.0	↑1.6
10/19 15:30	82.5	↑1.5
10/19 15:40	84.0	↑1.5
10/19 15:50	85.5	↑1.5
10/19 16:00	87.0	↑1.5
10/19 16:10	88.5	↑1.5
10/19 16:20	89.9	↑1.4
10/19 16:30	91.3	↑1.4
10/19 16:40	92.6	↑1.3
10/19 16:50	93.9	↑1.3
10/19 17:00	95.1	↑1.2
10/19 17:10	96.2	↑1.1
10/19 17:20	97.3	↑1.1
10/19 17:30	98.2	↑0.9
10/19 17:40	99.1	↑0.9
10/19 17:50	99.9	↑0.8
10/19 18:00	100.5	↑0.6
10/19 18:10	101.1	↑0.6
10/19 18:20	101.5	↑0.4
10/19 18:30	101.9	↑0.4
10/19 18:40	102.1	↑0.2
10/19 18:50	102.2	↑0.1	満潮
10/19 19:00	102.1	↓-0.1
10/19 19:10	102.0	↓-0.1
10/19 19:20	101.7	↓-0.3
10/19 19:30	101.3	↓-0.4
10/19 19:40	100.8	↓-0.5
10/19 19:50	100.1	↓-0.7
10/19 20:00	99.3	↓-0.8
10/19 20:10	98.4	↓-0.9
10/19 20:20	97.4	↓-1.0
10/19 20:30	96.3	↓-1.1
10/19 20:40	95.1	↓-1.2
10/19 20:50	93.7	↓-1.4
10/19 21:00	92.3	↓-1.4
10/19 21:10	90.8	↓-1.5
10/19 21:20	89.2	↓-1.6
10/19 21:30	87.5	↓-1.7
10/19 21:40	85.7	↓-1.8
10/19 21:50	83.9	↓-1.8
10/19 22:00	82.1	↓-1.8
10/19 22:10	80.1	↓-2.0
10/19 22:20	78.2	↓-1.9
10/19 22:30	76.2	↓-2.0
10/19 22:40	74.2	↓-2.0
10/19 22:50	72.2	↓-2.0
10/19 23:00	70.1	↓-2.1	最大潮位差
10/19 23:10	68.1	↓-2.0
10/19 23:20	66.1	↓-2.0
10/19 23:30	64.1	↓-2.0
10/19 23:40	62.1	↓-2.0
10/19 23:50	60.2	↓-1.9