21 (金)	19:48	04:05	-	-
	123cm	46cm	-	-
若潮 出 05:19 入 17:36 出 14:36 入 23:18

苫小牧（北海道）2007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	76.8	↓-2.3	最大潮位差
9/21 00:10	74.6	↓-2.2
9/21 00:20	72.3	↓-2.3	最大潮位差
9/21 00:30	70.1	↓-2.2
9/21 00:40	67.9	↓-2.2
9/21 00:50	65.8	↓-2.1
9/21 01:00	63.8	↓-2.0
9/21 01:10	61.9	↓-1.9
9/21 01:20	60.0	↓-1.9
9/21 01:30	58.3	↓-1.7
9/21 01:40	56.7	↓-1.6
9/21 01:50	55.1	↓-1.6
9/21 02:00	53.7	↓-1.4
9/21 02:10	52.4	↓-1.3
9/21 02:20	51.3	↓-1.1
9/21 02:30	50.2	↓-1.1
9/21 02:40	49.3	↓-0.9
9/21 02:50	48.5	↓-0.8
9/21 03:00	47.8	↓-0.7
9/21 03:10	47.2	↓-0.6
9/21 03:20	46.7	↓-0.5
9/21 03:30	46.3	↓-0.4
9/21 03:40	46.0	↓-0.3
9/21 03:50	45.8	↓-0.2
9/21 04:00	45.7	↓-0.1	干潮
9/21 04:10	45.8	↑0.1
9/21 04:20	45.9	↑0.1
9/21 04:30	46.1	↑0.2
9/21 04:40	46.4	↑0.3
9/21 04:50	46.8	↑0.4
9/21 05:00	47.2	↑0.4
9/21 05:10	47.8	↑0.6
9/21 05:20	48.6	↑0.8
9/21 05:30	49.4	↑0.8
9/21 05:40	50.3	↑0.9
9/21 05:50	51.3	↑1.0
9/21 06:00	52.4	↑1.1
9/21 06:10	53.6	↑1.2
9/21 06:20	54.9	↑1.3
9/21 06:30	56.2	↑1.3
9/21 06:40	57.7	↑1.5
9/21 06:50	59.2	↑1.5
9/21 07:00	60.7	↑1.5
9/21 07:10	62.3	↑1.6
9/21 07:20	64.0	↑1.7
9/21 07:30	65.6	↑1.6
9/21 07:40	67.3	↑1.7
9/21 07:50	68.9	↑1.6
9/21 08:00	70.6	↑1.7
9/21 08:10	72.3	↑1.7
9/21 08:20	73.9	↑1.6
9/21 08:30	75.5	↑1.6
9/21 08:40	77.2	↑1.7
9/21 08:50	78.7	↑1.5
9/21 09:00	80.3	↑1.6
9/21 09:10	81.9	↑1.6
9/21 09:20	83.4	↑1.5
9/21 09:30	85.0	↑1.6
9/21 09:40	86.5	↑1.5
9/21 09:50	88.0	↑1.5
9/21 10:00	89.5	↑1.5
9/21 10:10	91.0	↑1.5
9/21 10:20	92.5	↑1.5
9/21 10:30	94.0	↑1.5
9/21 10:40	95.4	↑1.4
9/21 10:50	96.9	↑1.5
9/21 11:00	98.3	↑1.4
9/21 11:10	99.6	↑1.3
9/21 11:20	100.9	↑1.3
9/21 11:30	102.2	↑1.3
9/21 11:40	103.4	↑1.2
9/21 11:50	104.6	↑1.2
9/21 12:00	105.7	↑1.1
9/21 12:10	106.7	↑1.0
9/21 12:20	107.7	↑1.0
9/21 12:30	108.6	↑0.9
9/21 12:40	109.5	↑0.9
9/21 12:50	110.2	↑0.7
9/21 13:00	110.9	↑0.7
9/21 13:10	111.6	↑0.7
9/21 13:20	112.2	↑0.6
9/21 13:30	112.7	↑0.5
9/21 13:40	113.2	↑0.5
9/21 13:50	113.7	↑0.5
9/21 14:00	114.1	↑0.4
9/21 14:10	114.5	↑0.4
9/21 14:20	114.8	↑0.3
9/21 14:30	115.1	↑0.3
9/21 14:40	115.4	↑0.3
9/21 14:50	115.7	↑0.3
9/21 15:00	116.0	↑0.3
9/21 15:10	116.3	↑0.3
9/21 15:20	116.5	↑0.2
9/21 15:30	116.7	↑0.2
9/21 15:40	116.9	↑0.2
9/21 15:50	117.2	↑0.3
9/21 16:00	117.4	↑0.2
9/21 16:10	117.6	↑0.2
9/21 16:20	117.8	↑0.2
9/21 16:30	118.0	↑0.2
9/21 16:40	118.2	↑0.2
9/21 16:50	118.4	↑0.2
9/21 17:00	118.6	↑0.2
9/21 17:10	118.8	↑0.2
9/21 17:20	119.1	↑0.3
9/21 17:30	119.3	↑0.2
9/21 17:40	119.6	↑0.3
9/21 17:50	119.9	↑0.3
9/21 18:00	120.2	↑0.3
9/21 18:10	120.5	↑0.3
9/21 18:20	120.8	↑0.3
9/21 18:30	121.1	↑0.3
9/21 18:40	121.4	↑0.3
9/21 18:50	121.7	↑0.3
9/21 19:00	121.9	↑0.2
9/21 19:10	122.1	↑0.2
9/21 19:20	122.3	↑0.2
9/21 19:30	122.5	↑0.2
9/21 19:40	122.5	0	満潮
9/21 19:50	122.6	↑0.1
9/21 20:00	122.5	↓-0.1
9/21 20:10	122.4	↓-0.1
9/21 20:20	122.2	↓-0.2
9/21 20:30	121.9	↓-0.3
9/21 20:40	121.5	↓-0.4
9/21 20:50	121.0	↓-0.5
9/21 21:00	120.4	↓-0.6
9/21 21:10	119.7	↓-0.7
9/21 21:20	118.9	↓-0.8
9/21 21:30	118.1	↓-0.8
9/21 21:40	117.1	↓-1.0
9/21 21:50	116.0	↓-1.1
9/21 22:00	114.9	↓-1.1
9/21 22:10	113.7	↓-1.2
9/21 22:20	112.4	↓-1.3
9/21 22:30	111.0	↓-1.4
9/21 22:40	109.6	↓-1.4
9/21 22:50	108.1	↓-1.5
9/21 23:00	106.5	↓-1.6
9/21 23:10	104.8	↓-1.7
9/21 23:20	103.1	↓-1.7
9/21 23:30	101.4	↓-1.7
9/21 23:40	99.5	↓-1.9
9/21 23:50	97.7	↓-1.8