1 (火)	03:51	07:55	13:20	21:02
	119cm	97cm	138cm	16cm
大潮 出 06:49 入 16:48 出 05:25 入 15:00

苫小牧（北海道）2011年02月1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
2/1 00:00	71.3	↑3.6
2/1 00:10	74.9	↑3.6
2/1 00:20	78.4	↑3.5
2/1 00:30	81.8	↑3.4
2/1 00:40	85.1	↑3.3
2/1 00:50	88.3	↑3.2
2/1 01:00	91.3	↑3.0
2/1 01:10	94.3	↑3.0
2/1 01:20	97.0	↑2.7
2/1 01:30	99.7	↑2.7
2/1 01:40	102.1	↑2.4
2/1 01:50	104.5	↑2.4
2/1 02:00	106.6	↑2.1
2/1 02:10	108.7	↑2.1
2/1 02:20	110.5	↑1.8
2/1 02:30	112.2	↑1.7
2/1 02:40	113.7	↑1.5
2/1 02:50	115.1	↑1.4
2/1 03:00	116.2	↑1.1
2/1 03:10	117.2	↑1.0
2/1 03:20	117.9	↑0.7
2/1 03:30	118.5	↑0.6
2/1 03:40	118.8	↑0.3
2/1 03:50	118.9	↑0.1	満潮
2/1 04:00	118.8	↓-0.1
2/1 04:10	118.4	↓-0.4
2/1 04:20	117.9	↓-0.5
2/1 04:30	117.2	↓-0.7
2/1 04:40	116.3	↓-0.9
2/1 04:50	115.2	↓-1.1
2/1 05:00	114.0	↓-1.2
2/1 05:10	112.7	↓-1.3
2/1 05:20	111.3	↓-1.4
2/1 05:30	109.9	↓-1.4
2/1 05:40	108.4	↓-1.5
2/1 05:50	107.0	↓-1.4
2/1 06:00	105.5	↓-1.5
2/1 06:10	104.1	↓-1.4
2/1 06:20	102.8	↓-1.3
2/1 06:30	101.7	↓-1.1
2/1 06:40	100.6	↓-1.1
2/1 06:50	99.6	↓-1.0
2/1 07:00	98.8	↓-0.8
2/1 07:10	98.1	↓-0.7
2/1 07:20	97.5	↓-0.6
2/1 07:30	97.1	↓-0.4
2/1 07:40	96.9	↓-0.2
2/1 07:50	96.7	↓-0.2	干潮
2/1 08:00	96.8	↑0.1
2/1 08:10	96.9	↑0.1
2/1 08:20	97.2	↑0.3
2/1 08:30	97.6	↑0.4
2/1 08:40	98.1	↑0.5
2/1 08:50	98.7	↑0.6
2/1 09:00	99.5	↑0.8
2/1 09:10	100.4	↑0.9
2/1 09:20	101.4	↑1.0
2/1 09:30	102.6	↑1.2
2/1 09:40	103.9	↑1.3
2/1 09:50	105.4	↑1.5
2/1 10:00	106.9	↑1.5
2/1 10:10	108.6	↑1.7
2/1 10:20	110.4	↑1.8
2/1 10:30	112.4	↑2.0
2/1 10:40	114.4	↑2.0
2/1 10:50	116.4	↑2.0
2/1 11:00	118.6	↑2.2
2/1 11:10	120.7	↑2.1
2/1 11:20	122.8	↑2.1
2/1 11:30	124.9	↑2.1
2/1 11:40	126.9	↑2.0
2/1 11:50	128.9	↑2.0
2/1 12:00	130.7	↑1.8
2/1 12:10	132.3	↑1.6
2/1 12:20	133.8	↑1.5
2/1 12:30	135.0	↑1.2
2/1 12:40	136.1	↑1.1
2/1 12:50	136.9	↑0.8
2/1 13:00	137.5	↑0.6
2/1 13:10	137.8	↑0.3	満潮
2/1 13:20	137.9	↑0.1	満潮
2/1 13:30	137.7	↓-0.2
2/1 13:40	137.3	↓-0.4
2/1 13:50	136.7	↓-0.6
2/1 14:00	135.8	↓-0.9
2/1 14:10	134.8	↓-1.0
2/1 14:20	133.5	↓-1.3
2/1 14:30	132.0	↓-1.5
2/1 14:40	130.3	↓-1.7
2/1 14:50	128.3	↓-2.0
2/1 15:00	126.2	↓-2.1
2/1 15:10	123.9	↓-2.3
2/1 15:20	121.4	↓-2.5
2/1 15:30	118.7	↓-2.7
2/1 15:40	115.8	↓-2.9
2/1 15:50	112.7	↓-3.1
2/1 16:00	109.4	↓-3.3
2/1 16:10	105.9	↓-3.5
2/1 16:20	102.1	↓-3.8
2/1 16:30	98.3	↓-3.8
2/1 16:40	94.2	↓-4.1
2/1 16:50	90.0	↓-4.2
2/1 17:00	85.7	↓-4.3
2/1 17:10	81.2	↓-4.5
2/1 17:20	76.7	↓-4.5
2/1 17:30	72.2	↓-4.5
2/1 17:40	67.7	↓-4.5
2/1 17:50	63.1	↓-4.6	最大潮位差
2/1 18:00	58.7	↓-4.4
2/1 18:10	54.3	↓-4.4
2/1 18:20	50.1	↓-4.2
2/1 18:30	46.1	↓-4.0
2/1 18:40	42.2	↓-3.9
2/1 18:50	38.6	↓-3.6
2/1 19:00	35.2	↓-3.4
2/1 19:10	32.1	↓-3.1
2/1 19:20	29.2	↓-2.9
2/1 19:30	26.6	↓-2.6
2/1 19:40	24.2	↓-2.4
2/1 19:50	22.2	↓-2.0
2/1 20:00	20.4	↓-1.8
2/1 20:10	18.9	↓-1.5
2/1 20:20	17.7	↓-1.2
2/1 20:30	16.7	↓-1.0
2/1 20:40	16.0	↓-0.7
2/1 20:50	15.5	↓-0.5
2/1 21:00	15.4	↓-0.1	干潮
2/1 21:10	15.5	↑0.1
2/1 21:20	15.9	↑0.4
2/1 21:30	16.5	↑0.6
2/1 21:40	17.5	↑1.0
2/1 21:50	18.7	↑1.2
2/1 22:00	20.2	↑1.5
2/1 22:10	22.1	↑1.9
2/1 22:20	24.2	↑2.1
2/1 22:30	26.6	↑2.4
2/1 22:40	29.3	↑2.7
2/1 22:50	32.3	↑3.0
2/1 23:00	35.5	↑3.2
2/1 23:10	39.0	↑3.5
2/1 23:20	42.7	↑3.7
2/1 23:30	46.5	↑3.8
2/1 23:40	50.5	↑4.0
2/1 23:50	54.6	↑4.1