20 (水)	06:26	00:36	-	14:26
	119cm	97cm	-	36cm
小潮 出 04:45 入 18:22 出 01:04 入 09:50

苫小牧（北海道）2044年04月20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
4/20 00:00	96.4	↓-0.3
4/20 00:10	96.2	↓-0.2
4/20 00:20	96.1	↓-0.1
4/20 00:30	96.0	↓-0.1	干潮
4/20 00:40	96.0	0
4/20 00:50	96.1	↑0.1
4/20 01:00	96.3	↑0.2
4/20 01:10	96.5	↑0.2
4/20 01:20	96.9	↑0.4
4/20 01:30	97.3	↑0.4
4/20 01:40	97.8	↑0.5
4/20 01:50	98.4	↑0.6
4/20 02:00	99.1	↑0.7
4/20 02:10	99.8	↑0.7
4/20 02:20	100.6	↑0.8
4/20 02:30	101.3	↑0.7
4/20 02:40	102.1	↑0.8
4/20 02:50	103.0	↑0.9
4/20 03:00	103.8	↑0.8
4/20 03:10	104.6	↑0.8
4/20 03:20	105.5	↑0.9
4/20 03:30	106.3	↑0.8
4/20 03:40	107.1	↑0.8
4/20 03:50	108.0	↑0.9
4/20 04:00	108.9	↑0.9
4/20 04:10	109.7	↑0.8
4/20 04:20	110.6	↑0.9
4/20 04:30	111.5	↑0.9
4/20 04:40	112.4	↑0.9
4/20 04:50	113.3	↑0.9
4/20 05:00	114.1	↑0.8
4/20 05:10	115.0	↑0.9
4/20 05:20	115.8	↑0.8
4/20 05:30	116.5	↑0.7
4/20 05:40	117.2	↑0.7
4/20 05:50	117.8	↑0.6
4/20 06:00	118.3	↑0.5
4/20 06:10	118.6	↑0.3
4/20 06:20	118.8	↑0.2	満潮
4/20 06:30	118.8	0
4/20 06:40	118.6	↓-0.2
4/20 06:50	118.2	↓-0.4
4/20 07:00	117.6	↓-0.6
4/20 07:10	116.8	↓-0.8
4/20 07:20	115.8	↓-1.0
4/20 07:30	114.5	↓-1.3
4/20 07:40	113.1	↓-1.4
4/20 07:50	111.5	↓-1.6
4/20 08:00	109.8	↓-1.7
4/20 08:10	107.9	↓-1.9
4/20 08:20	105.8	↓-2.1
4/20 08:30	103.7	↓-2.1
4/20 08:40	101.4	↓-2.3
4/20 08:50	99.1	↓-2.3
4/20 09:00	96.7	↓-2.4
4/20 09:10	94.3	↓-2.4
4/20 09:20	91.8	↓-2.5
4/20 09:30	89.3	↓-2.5
4/20 09:40	86.8	↓-2.5
4/20 09:50	84.3	↓-2.5
4/20 10:00	81.8	↓-2.5
4/20 10:10	79.2	↓-2.6	最大潮位差
4/20 10:20	76.7	↓-2.5
4/20 10:30	74.1	↓-2.6	最大潮位差
4/20 10:40	71.6	↓-2.5
4/20 10:50	69.0	↓-2.6	最大潮位差
4/20 11:00	66.5	↓-2.5
4/20 11:10	64.0	↓-2.5
4/20 11:20	61.5	↓-2.5
4/20 11:30	59.0	↓-2.5
4/20 11:40	56.6	↓-2.4
4/20 11:50	54.3	↓-2.3
4/20 12:00	52.0	↓-2.3
4/20 12:10	49.8	↓-2.2
4/20 12:20	47.8	↓-2.0
4/20 12:30	45.8	↓-2.0
4/20 12:40	44.0	↓-1.8
4/20 12:50	42.4	↓-1.6
4/20 13:00	40.9	↓-1.5
4/20 13:10	39.6	↓-1.3
4/20 13:20	38.5	↓-1.1
4/20 13:30	37.5	↓-1.0
4/20 13:40	36.7	↓-0.8
4/20 13:50	36.1	↓-0.6
4/20 14:00	35.7	↓-0.4
4/20 14:10	35.4	↓-0.3
4/20 14:20	35.3	↓-0.1	干潮
4/20 14:30	35.3	0
4/20 14:40	35.4	↑0.1
4/20 14:50	35.6	↑0.2
4/20 15:00	36.0	↑0.4
4/20 15:10	36.5	↑0.5
4/20 15:20	37.1	↑0.6
4/20 15:30	37.7	↑0.6
4/20 15:40	38.5	↑0.8
4/20 15:50	39.4	↑0.9
4/20 16:00	40.3	↑0.9
4/20 16:10	41.4	↑1.1
4/20 16:20	42.5	↑1.1
4/20 16:30	43.8	↑1.3
4/20 16:40	45.2	↑1.4
4/20 16:50	46.7	↑1.5
4/20 17:00	48.3	↑1.6
4/20 17:10	49.9	↑1.6
4/20 17:20	51.7	↑1.8
4/20 17:30	53.6	↑1.9
4/20 17:40	55.5	↑1.9
4/20 17:50	57.5	↑2.0
4/20 18:00	59.5	↑2.0
4/20 18:10	61.5	↑2.0
4/20 18:20	63.6	↑2.1
4/20 18:30	65.7	↑2.1
4/20 18:40	67.7	↑2.0
4/20 18:50	69.7	↑2.0
4/20 19:00	71.6	↑1.9
4/20 19:10	73.5	↑1.9
4/20 19:20	75.3	↑1.8
4/20 19:30	77.0	↑1.7
4/20 19:40	78.6	↑1.6
4/20 19:50	80.1	↑1.5
4/20 20:00	81.5	↑1.4
4/20 20:10	82.9	↑1.4
4/20 20:20	84.2	↑1.3
4/20 20:30	85.4	↑1.2
4/20 20:40	86.6	↑1.2
4/20 20:50	87.7	↑1.1
4/20 21:00	88.7	↑1.0
4/20 21:10	89.8	↑1.1
4/20 21:20	90.8	↑1.0
4/20 21:30	91.7	↑0.9
4/20 21:40	92.6	↑0.9
4/20 21:50	93.5	↑0.9
4/20 22:00	94.4	↑0.9
4/20 22:10	95.2	↑0.8
4/20 22:20	96.0	↑0.8
4/20 22:30	96.7	↑0.7
4/20 22:40	97.4	↑0.7
4/20 22:50	98.0	↑0.6
4/20 23:00	98.6	↑0.6
4/20 23:10	99.0	↑0.4
4/20 23:20	99.4	↑0.4
4/20 23:30	99.7	↑0.3
4/20 23:40	100.0	↑0.3
4/20 23:50	100.1	↑0.1