31 (木)	09:33	00:35	17:43	12:01
	108cm	13cm	134cm	104cm
小潮 出 06:06 入 16:30 出 12:20 入 20:59

苫小牧（北海道）2041年10月31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
10/31 00:00	14.2	↓-1.2
10/31 00:10	13.3	↓-0.9
10/31 00:20	12.7	↓-0.6
10/31 00:30	12.4	↓-0.3	干潮
10/31 00:40	12.4	0
10/31 00:50	12.8	↑0.4
10/31 01:00	13.4	↑0.6
10/31 01:10	14.2	↑0.8
10/31 01:20	15.3	↑1.1
10/31 01:30	16.6	↑1.3
10/31 01:40	18.1	↑1.5
10/31 01:50	19.8	↑1.7
10/31 02:00	21.6	↑1.8
10/31 02:10	23.5	↑1.9
10/31 02:20	25.6	↑2.1
10/31 02:30	27.9	↑2.3
10/31 02:40	30.2	↑2.3
10/31 02:50	32.6	↑2.4
10/31 03:00	35.2	↑2.6
10/31 03:10	37.9	↑2.7
10/31 03:20	40.7	↑2.8
10/31 03:30	43.6	↑2.9
10/31 03:40	46.6	↑3.0
10/31 03:50	49.7	↑3.1
10/31 04:00	52.9	↑3.2
10/31 04:10	56.1	↑3.2
10/31 04:20	59.4	↑3.3
10/31 04:30	62.8	↑3.4
10/31 04:40	66.1	↑3.3
10/31 04:50	69.5	↑3.4
10/31 05:00	72.8	↑3.3
10/31 05:10	76.0	↑3.2
10/31 05:20	79.1	↑3.1
10/31 05:30	82.1	↑3.0
10/31 05:40	84.9	↑2.8
10/31 05:50	87.6	↑2.7
10/31 06:00	90.0	↑2.4
10/31 06:10	92.3	↑2.3
10/31 06:20	94.3	↑2.0
10/31 06:30	96.2	↑1.9
10/31 06:40	97.8	↑1.6
10/31 06:50	99.2	↑1.4
10/31 07:00	100.5	↑1.3
10/31 07:10	101.5	↑1.0
10/31 07:20	102.5	↑1.0
10/31 07:30	103.3	↑0.8
10/31 07:40	103.9	↑0.6
10/31 07:50	104.5	↑0.6
10/31 08:00	105.0	↑0.5
10/31 08:10	105.5	↑0.5
10/31 08:20	105.9	↑0.4
10/31 08:30	106.2	↑0.3
10/31 08:40	106.5	↑0.3
10/31 08:50	106.8	↑0.3
10/31 09:00	107.0	↑0.2
10/31 09:10	107.1	↑0.1
10/31 09:20	107.2	↑0.1
10/31 09:30	107.3	↑0.1	満潮
10/31 09:40	107.3	0
10/31 09:50	107.2	↓-0.1
10/31 10:00	107.0	↓-0.2
10/31 10:10	106.8	↓-0.2
10/31 10:20	106.5	↓-0.3
10/31 10:30	106.2	↓-0.3
10/31 10:40	105.8	↓-0.4
10/31 10:50	105.4	↓-0.4
10/31 11:00	105.0	↓-0.4
10/31 11:10	104.6	↓-0.4
10/31 11:20	104.2	↓-0.4
10/31 11:30	103.9	↓-0.3
10/31 11:40	103.6	↓-0.3
10/31 11:50	103.5	↓-0.1
10/31 12:00	103.4	↓-0.1	干潮
10/31 12:10	103.5	↑0.1
10/31 12:20	103.7	↑0.2
10/31 12:30	104.0	↑0.3
10/31 12:40	104.5	↑0.5
10/31 12:50	105.1	↑0.6
10/31 13:00	105.8	↑0.7
10/31 13:10	106.6	↑0.8
10/31 13:20	107.6	↑1.0
10/31 13:30	108.6	↑1.0
10/31 13:40	109.7	↑1.1
10/31 13:50	110.8	↑1.1
10/31 14:00	112.0	↑1.2
10/31 14:10	113.2	↑1.2
10/31 14:20	114.5	↑1.3
10/31 14:30	115.7	↑1.2
10/31 14:40	116.9	↑1.2
10/31 14:50	118.1	↑1.2
10/31 15:00	119.3	↑1.2
10/31 15:10	120.5	↑1.2
10/31 15:20	121.7	↑1.2
10/31 15:30	122.9	↑1.2
10/31 15:40	124.0	↑1.1
10/31 15:50	125.2	↑1.2
10/31 16:00	126.3	↑1.1
10/31 16:10	127.4	↑1.1
10/31 16:20	128.5	↑1.1
10/31 16:30	129.5	↑1.0
10/31 16:40	130.5	↑1.0
10/31 16:50	131.4	↑0.9
10/31 17:00	132.2	↑0.8
10/31 17:10	132.9	↑0.7
10/31 17:20	133.4	↑0.5
10/31 17:30	133.8	↑0.4
10/31 17:40	133.9	↑0.1	満潮
10/31 17:50	133.8	↓-0.1
10/31 18:00	133.5	↓-0.3
10/31 18:10	133.0	↓-0.5
10/31 18:20	132.1	↓-0.9
10/31 18:30	131.0	↓-1.1
10/31 18:40	129.6	↓-1.4
10/31 18:50	127.9	↓-1.7
10/31 19:00	126.0	↓-1.9
10/31 19:10	123.8	↓-2.2
10/31 19:20	121.4	↓-2.4
10/31 19:30	118.8	↓-2.6
10/31 19:40	115.9	↓-2.9
10/31 19:50	112.9	↓-3.0
10/31 20:00	109.8	↓-3.1
10/31 20:10	106.5	↓-3.3
10/31 20:20	103.2	↓-3.3
10/31 20:30	99.8	↓-3.4
10/31 20:40	96.3	↓-3.5
10/31 20:50	92.8	↓-3.5
10/31 21:00	89.3	↓-3.5
10/31 21:10	85.8	↓-3.5
10/31 21:20	82.2	↓-3.6	最大潮位差
10/31 21:30	78.7	↓-3.5
10/31 21:40	75.2	↓-3.5
10/31 21:50	71.7	↓-3.5
10/31 22:00	68.2	↓-3.5
10/31 22:10	64.7	↓-3.5
10/31 22:20	61.3	↓-3.4
10/31 22:30	57.9	↓-3.4
10/31 22:40	54.6	↓-3.3
10/31 22:50	51.3	↓-3.3
10/31 23:00	48.1	↓-3.2
10/31 23:10	45.0	↓-3.1
10/31 23:20	42.0	↓-3.0
10/31 23:30	39.2	↓-2.8
10/31 23:40	36.5	↓-2.7
10/31 23:50	33.9	↓-2.6