21 (木)	10:43	02:11	19:35	13:38
	101cm	51cm	123cm	97cm
小潮 出 05:20 入 17:35 出 12:56 入 22:53

苫小牧（北海道）2034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	66.1	↓-2.3	最大潮位差
9/21 00:10	63.9	↓-2.2
9/21 00:20	61.8	↓-2.1
9/21 00:30	59.9	↓-1.9
9/21 00:40	58.2	↓-1.7
9/21 00:50	56.6	↓-1.6
9/21 01:00	55.2	↓-1.4
9/21 01:10	53.9	↓-1.3
9/21 01:20	52.9	↓-1.0
9/21 01:30	52.1	↓-0.8
9/21 01:40	51.5	↓-0.6
9/21 01:50	51.1	↓-0.4
9/21 02:00	50.8	↓-0.3
9/21 02:10	50.8	0	干潮
9/21 02:20	50.8	0
9/21 02:30	51.1	↑0.3
9/21 02:40	51.4	↑0.3
9/21 02:50	51.9	↑0.5
9/21 03:00	52.5	↑0.6
9/21 03:10	53.2	↑0.7
9/21 03:20	54.0	↑0.8
9/21 03:30	54.8	↑0.8
9/21 03:40	55.8	↑1.0
9/21 03:50	56.8	↑1.0
9/21 04:00	57.9	↑1.1
9/21 04:10	59.1	↑1.2
9/21 04:20	60.4	↑1.3
9/21 04:30	61.8	↑1.4
9/21 04:40	63.3	↑1.5
9/21 04:50	64.8	↑1.5
9/21 05:00	66.5	↑1.7
9/21 05:10	68.2	↑1.7
9/21 05:20	70.0	↑1.8
9/21 05:30	71.9	↑1.9
9/21 05:40	73.8	↑1.9
9/21 05:50	75.7	↑1.9
9/21 06:00	77.7	↑2.0
9/21 06:10	79.7	↑2.0
9/21 06:20	81.6	↑1.9
9/21 06:30	83.4	↑1.8
9/21 06:40	85.2	↑1.8
9/21 06:50	87.0	↑1.8
9/21 07:00	88.6	↑1.6
9/21 07:10	90.1	↑1.5
9/21 07:20	91.5	↑1.4
9/21 07:30	92.7	↑1.2
9/21 07:40	93.8	↑1.1
9/21 07:50	94.8	↑1.0
9/21 08:00	95.7	↑0.9
9/21 08:10	96.5	↑0.8
9/21 08:20	97.1	↑0.6
9/21 08:30	97.7	↑0.6
9/21 08:40	98.2	↑0.5
9/21 08:50	98.6	↑0.4
9/21 09:00	98.9	↑0.3
9/21 09:10	99.3	↑0.4
9/21 09:20	99.5	↑0.2
9/21 09:30	99.8	↑0.3
9/21 09:40	100.0	↑0.2
9/21 09:50	100.2	↑0.2
9/21 10:00	100.4	↑0.2
9/21 10:10	100.5	↑0.1
9/21 10:20	100.6	↑0.1
9/21 10:30	100.7	↑0.1
9/21 10:40	100.8	↑0.1	満潮
9/21 10:50	100.7	↓-0.1
9/21 11:00	100.7	0
9/21 11:10	100.5	↓-0.2
9/21 11:20	100.4	↓-0.1
9/21 11:30	100.1	↓-0.3
9/21 11:40	99.8	↓-0.3
9/21 11:50	99.5	↓-0.3
9/21 12:00	99.1	↓-0.4
9/21 12:10	98.7	↓-0.4
9/21 12:20	98.3	↓-0.4
9/21 12:30	97.9	↓-0.4
9/21 12:40	97.6	↓-0.3
9/21 12:50	97.2	↓-0.4
9/21 13:00	96.9	↓-0.3
9/21 13:10	96.6	↓-0.3
9/21 13:20	96.5	↓-0.1
9/21 13:30	96.4	↓-0.1	干潮
9/21 13:40	96.3	↓-0.1
9/21 13:50	96.4	↑0.1
9/21 14:00	96.6	↑0.2
9/21 14:10	96.8	↑0.2
9/21 14:20	97.1	↑0.3
9/21 14:30	97.5	↑0.4
9/21 14:40	98.0	↑0.5
9/21 14:50	98.6	↑0.6
9/21 15:00	99.2	↑0.6
9/21 15:10	99.8	↑0.6
9/21 15:20	100.5	↑0.7
9/21 15:30	101.2	↑0.7
9/21 15:40	102.0	↑0.8
9/21 15:50	102.8	↑0.8
9/21 16:00	103.6	↑0.8
9/21 16:10	104.5	↑0.9
9/21 16:20	105.4	↑0.9
9/21 16:30	106.3	↑0.9
9/21 16:40	107.3	↑1.0
9/21 16:50	108.3	↑1.0
9/21 17:00	109.3	↑1.0
9/21 17:10	110.4	↑1.1
9/21 17:20	111.4	↑1.0
9/21 17:30	112.5	↑1.1
9/21 17:40	113.7	↑1.2
9/21 17:50	114.8	↑1.1
9/21 18:00	115.8	↑1.0
9/21 18:10	116.9	↑1.1
9/21 18:20	117.9	↑1.0
9/21 18:30	118.8	↑0.9
9/21 18:40	119.7	↑0.9
9/21 18:50	120.4	↑0.7
9/21 19:00	121.1	↑0.7
9/21 19:10	121.5	↑0.4
9/21 19:20	121.9	↑0.4
9/21 19:30	122.0	↑0.1	満潮
9/21 19:40	122.0	0
9/21 19:50	121.8	↓-0.2
9/21 20:00	121.4	↓-0.4
9/21 20:10	120.8	↓-0.6
9/21 20:20	120.1	↓-0.7
9/21 20:30	119.2	↓-0.9
9/21 20:40	118.1	↓-1.1
9/21 20:50	116.9	↓-1.2
9/21 21:00	115.6	↓-1.3
9/21 21:10	114.2	↓-1.4
9/21 21:20	112.6	↓-1.6
9/21 21:30	111.0	↓-1.6
9/21 21:40	109.3	↓-1.7
9/21 21:50	107.5	↓-1.8
9/21 22:00	105.6	↓-1.9
9/21 22:10	103.8	↓-1.8
9/21 22:20	101.8	↓-2.0
9/21 22:30	99.9	↓-1.9
9/21 22:40	97.9	↓-2.0
9/21 22:50	95.9	↓-2.0
9/21 23:00	93.8	↓-2.1
9/21 23:10	91.8	↓-2.0
9/21 23:20	89.7	↓-2.1
9/21 23:30	87.5	↓-2.2
9/21 23:40	85.4	↓-2.1
9/21 23:50	83.3	↓-2.1