11 (土)	12:49	05:32	23:56	18:35
	112cm	55cm	107cm	84cm
長潮 出 05:42 入 17:01 出 00:21 入 14:08

苫小牧（北海道）2031年10月11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
10/11 00:00	97.3	↓-0.9
10/11 00:10	96.2	↓-1.1
10/11 00:20	95.1	↓-1.1
10/11 00:30	93.9	↓-1.2
10/11 00:40	92.6	↓-1.3
10/11 00:50	91.3	↓-1.3
10/11 01:00	89.8	↓-1.5
10/11 01:10	88.3	↓-1.5
10/11 01:20	86.7	↓-1.6
10/11 01:30	85.0	↓-1.7
10/11 01:40	83.3	↓-1.7
10/11 01:50	81.6	↓-1.7
10/11 02:00	79.8	↓-1.8
10/11 02:10	78.0	↓-1.8
10/11 02:20	76.2	↓-1.8
10/11 02:30	74.4	↓-1.8
10/11 02:40	72.7	↓-1.7
10/11 02:50	70.9	↓-1.8
10/11 03:00	69.2	↓-1.7
10/11 03:10	67.5	↓-1.7
10/11 03:20	65.9	↓-1.6
10/11 03:30	64.4	↓-1.5
10/11 03:40	62.9	↓-1.5
10/11 03:50	61.5	↓-1.4
10/11 04:00	60.2	↓-1.3
10/11 04:10	59.0	↓-1.2
10/11 04:20	58.0	↓-1.0
10/11 04:30	57.0	↓-1.0
10/11 04:40	56.2	↓-0.8
10/11 04:50	55.5	↓-0.7
10/11 05:00	54.9	↓-0.6
10/11 05:10	54.5	↓-0.4
10/11 05:20	54.2	↓-0.3
10/11 05:30	54.1	↓-0.1	干潮
10/11 05:40	54.2	↑0.1
10/11 05:50	54.4	↑0.2
10/11 06:00	54.8	↑0.4
10/11 06:10	55.4	↑0.6
10/11 06:20	56.1	↑0.7
10/11 06:30	57.0	↑0.9
10/11 06:40	58.0	↑1.0
10/11 06:50	59.2	↑1.2
10/11 07:00	60.6	↑1.4
10/11 07:10	62.0	↑1.4
10/11 07:20	63.6	↑1.6
10/11 07:30	65.3	↑1.7
10/11 07:40	67.1	↑1.8
10/11 07:50	68.9	↑1.8
10/11 08:00	70.9	↑2.0
10/11 08:10	72.8	↑1.9
10/11 08:20	74.9	↑2.1	最大潮位差
10/11 08:30	76.9	↑2.0
10/11 08:40	79.0	↑2.1	最大潮位差
10/11 08:50	81.1	↑2.1	最大潮位差
10/11 09:00	83.1	↑2.0
10/11 09:10	85.2	↑2.1	最大潮位差
10/11 09:20	87.2	↑2.0
10/11 09:30	89.1	↑1.9
10/11 09:40	91.1	↑2.0
10/11 09:50	92.9	↑1.8
10/11 10:00	94.8	↑1.9
10/11 10:10	96.5	↑1.7
10/11 10:20	98.2	↑1.7
10/11 10:30	99.8	↑1.6
10/11 10:40	101.3	↑1.5
10/11 10:50	102.7	↑1.4
10/11 11:00	104.0	↑1.3
10/11 11:10	105.2	↑1.2
10/11 11:20	106.3	↑1.1
10/11 11:30	107.3	↑1.0
10/11 11:40	108.2	↑0.9
10/11 11:50	109.0	↑0.8
10/11 12:00	109.7	↑0.7
10/11 12:10	110.2	↑0.5
10/11 12:20	110.6	↑0.4
10/11 12:30	110.9	↑0.3
10/11 12:40	111.1	↑0.2	満潮
10/11 12:50	111.1	0
10/11 13:00	111.0	↓-0.1
10/11 13:10	110.8	↓-0.2
10/11 13:20	110.5	↓-0.3
10/11 13:30	110.1	↓-0.4
10/11 13:40	109.5	↓-0.6
10/11 13:50	108.9	↓-0.6
10/11 14:00	108.1	↓-0.8
10/11 14:10	107.3	↓-0.8
10/11 14:20	106.4	↓-0.9
10/11 14:30	105.4	↓-1.0
10/11 14:40	104.3	↓-1.1
10/11 14:50	103.2	↓-1.1
10/11 15:00	102.0	↓-1.2
10/11 15:10	100.8	↓-1.2
10/11 15:20	99.6	↓-1.2
10/11 15:30	98.3	↓-1.3
10/11 15:40	97.1	↓-1.2
10/11 15:50	95.8	↓-1.3
10/11 16:00	94.6	↓-1.2
10/11 16:10	93.4	↓-1.2
10/11 16:20	92.2	↓-1.2
10/11 16:30	91.1	↓-1.1
10/11 16:40	90.0	↓-1.1
10/11 16:50	89.0	↓-1.0
10/11 17:00	88.0	↓-1.0
10/11 17:10	87.1	↓-0.9
10/11 17:20	86.4	↓-0.7
10/11 17:30	85.7	↓-0.7
10/11 17:40	85.1	↓-0.6
10/11 17:50	84.6	↓-0.5
10/11 18:00	84.1	↓-0.5
10/11 18:10	83.8	↓-0.3
10/11 18:20	83.6	↓-0.2
10/11 18:30	83.6	0	干潮
10/11 18:40	83.6	0
10/11 18:50	83.7	↑0.1
10/11 19:00	83.9	↑0.2
10/11 19:10	84.2	↑0.3
10/11 19:20	84.7	↑0.5
10/11 19:30	85.2	↑0.5
10/11 19:40	85.8	↑0.6
10/11 19:50	86.4	↑0.6
10/11 20:00	87.2	↑0.8
10/11 20:10	88.0	↑0.8
10/11 20:20	88.9	↑0.9
10/11 20:30	89.9	↑1.0
10/11 20:40	90.9	↑1.0
10/11 20:50	91.9	↑1.0
10/11 21:00	93.0	↑1.1
10/11 21:10	94.0	↑1.0
10/11 21:20	95.1	↑1.1
10/11 21:30	96.2	↑1.1
10/11 21:40	97.3	↑1.1
10/11 21:50	98.4	↑1.1
10/11 22:00	99.4	↑1.0
10/11 22:10	100.4	↑1.0
10/11 22:20	101.3	↑0.9
10/11 22:30	102.2	↑0.9
10/11 22:40	103.0	↑0.8
10/11 22:50	103.7	↑0.7
10/11 23:00	104.4	↑0.7
10/11 23:10	104.9	↑0.5
10/11 23:20	105.4	↑0.5
10/11 23:30	105.7	↑0.3
10/11 23:40	105.9	↑0.2
10/11 23:50	106.1	↑0.2	満潮