21 (水)	19:20	02:44	-	-
	126cm	45cm	-	-
小潮 出 05:19 入 17:35 出 22:57 入 13:21

苫小牧（北海道）2011年09月21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
9/21 00:00	65.4	↓-2.4	最大潮位差
9/21 00:10	63.1	↓-2.3
9/21 00:20	60.8	↓-2.3
9/21 00:30	58.6	↓-2.2
9/21 00:40	56.6	↓-2.0
9/21 00:50	54.7	↓-1.9
9/21 01:00	52.9	↓-1.8
9/21 01:10	51.3	↓-1.6
9/21 01:20	49.8	↓-1.5
9/21 01:30	48.6	↓-1.2
9/21 01:40	47.5	↓-1.1
9/21 01:50	46.5	↓-1.0
9/21 02:00	45.8	↓-0.7
9/21 02:10	45.2	↓-0.6
9/21 02:20	44.8	↓-0.4
9/21 02:30	44.5	↓-0.3
9/21 02:40	44.4	↓-0.1	干潮
9/21 02:50	44.4	0
9/21 03:00	44.6	↑0.2
9/21 03:10	44.9	↑0.3
9/21 03:20	45.3	↑0.4
9/21 03:30	45.8	↑0.5
9/21 03:40	46.4	↑0.6
9/21 03:50	47.2	↑0.8
9/21 04:00	48.0	↑0.8
9/21 04:10	49.0	↑1.0
9/21 04:20	50.1	↑1.1
9/21 04:30	51.2	↑1.1
9/21 04:40	52.5	↑1.3
9/21 04:50	53.9	↑1.4
9/21 05:00	55.4	↑1.5
9/21 05:10	57.1	↑1.7
9/21 05:20	58.8	↑1.7
9/21 05:30	60.6	↑1.8
9/21 05:40	62.5	↑1.9
9/21 05:50	64.5	↑2.0
9/21 06:00	66.5	↑2.0
9/21 06:10	68.5	↑2.0
9/21 06:20	70.6	↑2.1
9/21 06:30	72.7	↑2.1
9/21 06:40	74.7	↑2.0
9/21 06:50	76.7	↑2.0
9/21 07:00	78.7	↑2.0
9/21 07:10	80.6	↑1.9
9/21 07:20	82.4	↑1.8
9/21 07:30	84.0	↑1.6
9/21 07:40	85.6	↑1.6
9/21 07:50	87.1	↑1.5
9/21 08:00	88.4	↑1.3
9/21 08:10	89.7	↑1.3
9/21 08:20	90.8	↑1.1
9/21 08:30	91.8	↑1.0
9/21 08:40	92.8	↑1.0
9/21 08:50	93.6	↑0.8
9/21 09:00	94.4	↑0.8
9/21 09:10	95.1	↑0.7
9/21 09:20	95.8	↑0.7
9/21 09:30	96.4	↑0.6
9/21 09:40	97.0	↑0.6
9/21 09:50	97.5	↑0.5
9/21 10:00	98.1	↑0.6
9/21 10:10	98.5	↑0.4
9/21 10:20	99.0	↑0.5
9/21 10:30	99.4	↑0.4
9/21 10:40	99.8	↑0.4
9/21 10:50	100.2	↑0.4
9/21 11:00	100.5	↑0.3
9/21 11:10	100.8	↑0.3
9/21 11:20	101.0	↑0.2
9/21 11:30	101.2	↑0.2
9/21 11:40	101.4	↑0.2
9/21 11:50	101.5	↑0.1
9/21 12:00	101.6	↑0.1
9/21 12:10	101.7	↑0.1
9/21 12:20	101.8	↑0.1
9/21 12:30	101.9	↑0.1
9/21 12:40	101.9	0
9/21 12:50	102.0	↑0.1
9/21 13:00	102.1	↑0.1
9/21 13:10	102.3	↑0.2
9/21 13:20	102.5	↑0.2
9/21 13:30	102.8	↑0.3
9/21 13:40	103.1	↑0.3
9/21 13:50	103.4	↑0.3
9/21 14:00	103.9	↑0.5
9/21 14:10	104.4	↑0.5
9/21 14:20	105.0	↑0.6
9/21 14:30	105.6	↑0.6
9/21 14:40	106.3	↑0.7
9/21 14:50	107.0	↑0.7
9/21 15:00	107.7	↑0.7
9/21 15:10	108.5	↑0.8
9/21 15:20	109.3	↑0.8
9/21 15:30	110.2	↑0.9
9/21 15:40	111.0	↑0.8
9/21 15:50	111.8	↑0.8
9/21 16:00	112.7	↑0.9
9/21 16:10	113.5	↑0.8
9/21 16:20	114.3	↑0.8
9/21 16:30	115.1	↑0.8
9/21 16:40	115.9	↑0.8
9/21 16:50	116.7	↑0.8
9/21 17:00	117.5	↑0.8
9/21 17:10	118.3	↑0.8
9/21 17:20	119.1	↑0.8
9/21 17:30	119.8	↑0.7
9/21 17:40	120.6	↑0.8
9/21 17:50	121.3	↑0.7
9/21 18:00	122.0	↑0.7
9/21 18:10	122.7	↑0.7
9/21 18:20	123.3	↑0.6
9/21 18:30	123.8	↑0.5
9/21 18:40	124.3	↑0.5
9/21 18:50	124.6	↑0.3
9/21 19:00	124.9	↑0.3
9/21 19:10	125.1	↑0.2	満潮
9/21 19:20	125.1	0	満潮
9/21 19:30	125.0	↓-0.1
9/21 19:40	124.8	↓-0.2
9/21 19:50	124.5	↓-0.3
9/21 20:00	124.0	↓-0.5
9/21 20:10	123.3	↓-0.7
9/21 20:20	122.5	↓-0.8
9/21 20:30	121.5	↓-1.0
9/21 20:40	120.5	↓-1.0
9/21 20:50	119.3	↓-1.2
9/21 21:00	118.0	↓-1.3
9/21 21:10	116.5	↓-1.5
9/21 21:20	115.0	↓-1.5
9/21 21:30	113.4	↓-1.6
9/21 21:40	111.7	↓-1.7
9/21 21:50	110.0	↓-1.7
9/21 22:00	108.2	↓-1.8
9/21 22:10	106.3	↓-1.9
9/21 22:20	104.5	↓-1.8
9/21 22:30	102.5	↓-2.0
9/21 22:40	100.6	↓-1.9
9/21 22:50	98.6	↓-2.0
9/21 23:00	96.5	↓-2.1
9/21 23:10	94.5	↓-2.0
9/21 23:20	92.4	↓-2.1
9/21 23:30	90.3	↓-2.1
9/21 23:40	88.1	↓-2.2
9/21 23:50	86.0	↓-2.1