18 (金)	07:20	00:31	-	15:29
	133cm	84cm	-	42cm
小潮 出 06:17 入 16:58 出 01:17 入 10:04

釧路（北海道）2028年02月18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
2/18 00:00	83.4	↓-0.3
2/18 00:10	83.2	↓-0.2
2/18 00:20	83.1	↓-0.1
2/18 00:30	83.1	0	干潮
2/18 00:40	83.1	0
2/18 00:50	83.2	↑0.1
2/18 01:00	83.4	↑0.2
2/18 01:10	83.7	↑0.3
2/18 01:20	84.1	↑0.4
2/18 01:30	84.6	↑0.5
2/18 01:40	85.1	↑0.5
2/18 01:50	85.8	↑0.7
2/18 02:00	86.6	↑0.8
2/18 02:10	87.4	↑0.8
2/18 02:20	88.4	↑1.0
2/18 02:30	89.5	↑1.1
2/18 02:40	90.7	↑1.2
2/18 02:50	92.0	↑1.3
2/18 03:00	93.4	↑1.4
2/18 03:10	94.9	↑1.5
2/18 03:20	96.6	↑1.7
2/18 03:30	98.3	↑1.7
2/18 03:40	100.1	↑1.8
2/18 03:50	102.0	↑1.9
2/18 04:00	104.0	↑2.0
2/18 04:10	106.0	↑2.0
2/18 04:20	108.0	↑2.0
2/18 04:30	110.1	↑2.1
2/18 04:40	112.1	↑2.0
2/18 04:50	114.2	↑2.1
2/18 05:00	116.2	↑2.0
2/18 05:10	118.2	↑2.0
2/18 05:20	120.1	↑1.9
2/18 05:30	121.9	↑1.8
2/18 05:40	123.6	↑1.7
2/18 05:50	125.2	↑1.6
2/18 06:00	126.6	↑1.4
2/18 06:10	127.9	↑1.3
2/18 06:20	129.1	↑1.2
2/18 06:30	130.1	↑1.0
2/18 06:40	130.9	↑0.8
2/18 06:50	131.6	↑0.7
2/18 07:00	132.0	↑0.4
2/18 07:10	132.3	↑0.3	満潮
2/18 07:20	132.4	↑0.1	満潮
2/18 07:30	132.3	↓-0.1
2/18 07:40	131.9	↓-0.4
2/18 07:50	131.4	↓-0.5
2/18 08:00	130.7	↓-0.7
2/18 08:10	129.8	↓-0.9
2/18 08:20	128.7	↓-1.1
2/18 08:30	127.4	↓-1.3
2/18 08:40	125.9	↓-1.5
2/18 08:50	124.2	↓-1.7
2/18 09:00	122.3	↓-1.9
2/18 09:10	120.3	↓-2.0
2/18 09:20	118.1	↓-2.2
2/18 09:30	115.7	↓-2.4
2/18 09:40	113.2	↓-2.5
2/18 09:50	110.6	↓-2.6
2/18 10:00	107.8	↓-2.8
2/18 10:10	105.0	↓-2.8
2/18 10:20	102.1	↓-2.9
2/18 10:30	99.1	↓-3.0
2/18 10:40	96.1	↓-3.0
2/18 10:50	93.1	↓-3.0
2/18 11:00	90.0	↓-3.1	最大潮位差
2/18 11:10	87.0	↓-3.0
2/18 11:20	84.0	↓-3.0
2/18 11:30	81.0	↓-3.0
2/18 11:40	78.0	↓-3.0
2/18 11:50	75.2	↓-2.8
2/18 12:00	72.4	↓-2.8
2/18 12:10	69.7	↓-2.7
2/18 12:20	67.1	↓-2.6
2/18 12:30	64.6	↓-2.5
2/18 12:40	62.2	↓-2.4
2/18 12:50	59.9	↓-2.3
2/18 13:00	57.7	↓-2.2
2/18 13:10	55.6	↓-2.1
2/18 13:20	53.7	↓-1.9
2/18 13:30	51.9	↓-1.8
2/18 13:40	50.2	↓-1.7
2/18 13:50	48.7	↓-1.5
2/18 14:00	47.2	↓-1.5
2/18 14:10	46.0	↓-1.2
2/18 14:20	44.9	↓-1.1
2/18 14:30	43.9	↓-1.0
2/18 14:40	43.1	↓-0.8
2/18 14:50	42.4	↓-0.7
2/18 15:00	41.9	↓-0.5
2/18 15:10	41.5	↓-0.4
2/18 15:20	41.3	↓-0.2	干潮
2/18 15:30	41.3	0
2/18 15:40	41.4	↑0.1
2/18 15:50	41.6	↑0.2
2/18 16:00	42.0	↑0.4
2/18 16:10	42.5	↑0.5
2/18 16:20	43.2	↑0.7
2/18 16:30	44.0	↑0.8
2/18 16:40	44.9	↑0.9
2/18 16:50	45.8	↑0.9
2/18 17:00	46.9	↑1.1
2/18 17:10	48.1	↑1.2
2/18 17:20	49.3	↑1.2
2/18 17:30	50.6	↑1.3
2/18 17:40	51.9	↑1.3
2/18 17:50	53.3	↑1.4
2/18 18:00	54.7	↑1.4
2/18 18:10	56.1	↑1.4
2/18 18:20	57.6	↑1.5
2/18 18:30	59.0	↑1.4
2/18 18:40	60.4	↑1.4
2/18 18:50	61.9	↑1.5
2/18 19:00	63.3	↑1.4
2/18 19:10	64.8	↑1.5
2/18 19:20	66.2	↑1.4
2/18 19:30	67.6	↑1.4
2/18 19:40	69.0	↑1.4
2/18 19:50	70.3	↑1.3
2/18 20:00	71.6	↑1.3
2/18 20:10	72.9	↑1.3
2/18 20:20	74.1	↑1.2
2/18 20:30	75.3	↑1.2
2/18 20:40	76.5	↑1.2
2/18 20:50	77.6	↑1.1
2/18 21:00	78.6	↑1.0
2/18 21:10	79.6	↑1.0
2/18 21:20	80.6	↑1.0
2/18 21:30	81.5	↑0.9
2/18 21:40	82.3	↑0.8
2/18 21:50	83.0	↑0.7
2/18 22:00	83.7	↑0.7
2/18 22:10	84.4	↑0.7
2/18 22:20	85.0	↑0.6
2/18 22:30	85.6	↑0.6
2/18 22:40	86.1	↑0.5
2/18 22:50	86.6	↑0.5
2/18 23:00	87.0	↑0.4
2/18 23:10	87.5	↑0.5
2/18 23:20	87.9	↑0.4
2/18 23:30	88.3	↑0.4
2/18 23:40	88.7	↑0.4
2/18 23:50	89.1	↑0.4