18 (火)	11:54	03:22	20:04	14:03
	104cm	52cm	124cm	102cm
小潮 出 05:17 入 17:40 出 13:47 入 23:19

苫小牧（北海道）2018年09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
9/18 00:00	77.9	↓-2.6	最大潮位差
9/18 00:10	75.4	↓-2.5
9/18 00:20	72.9	↓-2.5
9/18 00:30	70.5	↓-2.4
9/18 00:40	68.2	↓-2.3
9/18 00:50	66.1	↓-2.1
9/18 01:00	64.1	↓-2.0
9/18 01:10	62.2	↓-1.9
9/18 01:20	60.5	↓-1.7
9/18 01:30	58.9	↓-1.6
9/18 01:40	57.5	↓-1.4
9/18 01:50	56.3	↓-1.2
9/18 02:00	55.2	↓-1.1
9/18 02:10	54.3	↓-0.9
9/18 02:20	53.5	↓-0.8
9/18 02:30	52.8	↓-0.7
9/18 02:40	52.3	↓-0.5
9/18 02:50	51.9	↓-0.4
9/18 03:00	51.6	↓-0.3
9/18 03:10	51.5	↓-0.1
9/18 03:20	51.4	↓-0.1	干潮
9/18 03:30	51.4	0
9/18 03:40	51.6	↑0.2
9/18 03:50	51.8	↑0.2
9/18 04:00	52.2	↑0.4
9/18 04:10	52.7	↑0.5
9/18 04:20	53.2	↑0.5
9/18 04:30	54.0	↑0.8
9/18 04:40	54.8	↑0.8
9/18 04:50	55.8	↑1.0
9/18 05:00	56.9	↑1.1
9/18 05:10	58.1	↑1.2
9/18 05:20	59.5	↑1.4
9/18 05:30	60.9	↑1.4
9/18 05:40	62.5	↑1.6
9/18 05:50	64.2	↑1.7
9/18 06:00	65.9	↑1.7
9/18 06:10	67.7	↑1.8
9/18 06:20	69.5	↑1.8
9/18 06:30	71.4	↑1.9
9/18 06:40	73.2	↑1.8
9/18 06:50	75.1	↑1.9
9/18 07:00	76.9	↑1.8
9/18 07:10	78.6	↑1.7
9/18 07:20	80.3	↑1.7
9/18 07:30	81.9	↑1.6
9/18 07:40	83.4	↑1.5
9/18 07:50	84.9	↑1.5
9/18 08:00	86.2	↑1.3
9/18 08:10	87.5	↑1.3
9/18 08:20	88.7	↑1.2
9/18 08:30	89.9	↑1.2
9/18 08:40	91.0	↑1.1
9/18 08:50	92.1	↑1.1
9/18 09:00	93.1	↑1.0
9/18 09:10	94.0	↑0.9
9/18 09:20	95.0	↑1.0
9/18 09:30	95.9	↑0.9
9/18 09:40	96.8	↑0.9
9/18 09:50	97.6	↑0.8
9/18 10:00	98.5	↑0.9
9/18 10:10	99.3	↑0.8
9/18 10:20	100.0	↑0.7
9/18 10:30	100.7	↑0.7
9/18 10:40	101.3	↑0.6
9/18 10:50	101.9	↑0.6
9/18 11:00	102.4	↑0.5
9/18 11:10	102.8	↑0.4
9/18 11:20	103.1	↑0.3
9/18 11:30	103.3	↑0.2
9/18 11:40	103.5	↑0.2
9/18 11:50	103.5	0	満潮
9/18 12:00	103.5	0
9/18 12:10	103.4	↓-0.1
9/18 12:20	103.3	↓-0.1
9/18 12:30	103.1	↓-0.2
9/18 12:40	102.9	↓-0.2
9/18 12:50	102.6	↓-0.3
9/18 13:00	102.4	↓-0.2
9/18 13:10	102.2	↓-0.2
9/18 13:20	102.0	↓-0.2
9/18 13:30	101.8	↓-0.2
9/18 13:40	101.7	↓-0.1
9/18 13:50	101.6	↓-0.1
9/18 14:00	101.5	↓-0.1	干潮
9/18 14:10	101.5	0
9/18 14:20	101.6	↑0.1
9/18 14:30	101.7	↑0.1
9/18 14:40	101.9	↑0.2
9/18 14:50	102.1	↑0.2
9/18 15:00	102.4	↑0.3
9/18 15:10	102.7	↑0.3
9/18 15:20	103.1	↑0.4
9/18 15:30	103.5	↑0.4
9/18 15:40	103.9	↑0.4
9/18 15:50	104.4	↑0.5
9/18 16:00	104.9	↑0.5
9/18 16:10	105.4	↑0.5
9/18 16:20	106.0	↑0.6
9/18 16:30	106.7	↑0.7
9/18 16:40	107.3	↑0.6
9/18 16:50	108.1	↑0.8
9/18 17:00	108.9	↑0.8
9/18 17:10	109.8	↑0.9
9/18 17:20	110.7	↑0.9
9/18 17:30	111.6	↑0.9
9/18 17:40	112.6	↑1.0
9/18 17:50	113.7	↑1.1
9/18 18:00	114.7	↑1.0
9/18 18:10	115.8	↑1.1
9/18 18:20	116.9	↑1.1
9/18 18:30	117.9	↑1.0
9/18 18:40	118.9	↑1.0
9/18 18:50	119.9	↑1.0
9/18 19:00	120.7	↑0.8
9/18 19:10	121.5	↑0.8
9/18 19:20	122.1	↑0.6
9/18 19:30	122.7	↑0.6
9/18 19:40	123.1	↑0.4
9/18 19:50	123.3	↑0.2
9/18 20:00	123.5	↑0.2	満潮
9/18 20:10	123.4	↓-0.1
9/18 20:20	123.2	↓-0.2
9/18 20:30	122.9	↓-0.3
9/18 20:40	122.4	↓-0.5
9/18 20:50	121.8	↓-0.6
9/18 21:00	121.1	↓-0.7
9/18 21:10	120.3	↓-0.8
9/18 21:20	119.3	↓-1.0
9/18 21:30	118.3	↓-1.0
9/18 21:40	117.1	↓-1.2
9/18 21:50	115.9	↓-1.2
9/18 22:00	114.7	↓-1.2
9/18 22:10	113.3	↓-1.4
9/18 22:20	111.9	↓-1.4
9/18 22:30	110.4	↓-1.5
9/18 22:40	108.9	↓-1.5
9/18 22:50	107.3	↓-1.6
9/18 23:00	105.6	↓-1.7
9/18 23:10	103.9	↓-1.7
9/18 23:20	102.1	↓-1.8
9/18 23:30	100.2	↓-1.9
9/18 23:40	98.3	↓-1.9
9/18 23:50	96.4	↓-1.9