20 (土)	01:49	07:49	13:34	19:39
	112cm	64cm	110cm	46cm
中潮 出 04:45 入 18:22 出 14:42 入 03:17

苫小牧（北海道）2024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	101.9	↑1.8
4/20 00:10	103.6	↑1.7
4/20 00:20	105.2	↑1.6
4/20 00:30	106.6	↑1.4
4/20 00:40	107.8	↑1.2
4/20 00:50	108.9	↑1.1
4/20 01:00	109.8	↑0.9
4/20 01:10	110.6	↑0.8
4/20 01:20	111.1	↑0.5
4/20 01:30	111.5	↑0.4
4/20 01:40	111.8	↑0.3	満潮
4/20 01:50	111.8	0
4/20 02:00	111.7	↓-0.1
4/20 02:10	111.4	↓-0.3
4/20 02:20	110.9	↓-0.5
4/20 02:30	110.3	↓-0.6
4/20 02:40	109.5	↓-0.8
4/20 02:50	108.5	↓-1.0
4/20 03:00	107.4	↓-1.1
4/20 03:10	106.0	↓-1.4
4/20 03:20	104.6	↓-1.4
4/20 03:30	103.0	↓-1.6
4/20 03:40	101.2	↓-1.8
4/20 03:50	99.3	↓-1.9
4/20 04:00	97.4	↓-1.9
4/20 04:10	95.3	↓-2.1
4/20 04:20	93.2	↓-2.1
4/20 04:30	91.0	↓-2.2
4/20 04:40	88.8	↓-2.2
4/20 04:50	86.5	↓-2.3
4/20 05:00	84.3	↓-2.2
4/20 05:10	82.2	↓-2.1
4/20 05:20	80.0	↓-2.2
4/20 05:30	78.0	↓-2.0
4/20 05:40	76.0	↓-2.0
4/20 05:50	74.2	↓-1.8
4/20 06:00	72.5	↓-1.7
4/20 06:10	70.9	↓-1.6
4/20 06:20	69.4	↓-1.5
4/20 06:30	68.1	↓-1.3
4/20 06:40	66.9	↓-1.2
4/20 06:50	65.9	↓-1.0
4/20 07:00	65.0	↓-0.9
4/20 07:10	64.3	↓-0.7
4/20 07:20	63.8	↓-0.5
4/20 07:30	63.4	↓-0.4
4/20 07:40	63.2	↓-0.2	干潮
4/20 07:50	63.1	↓-0.1
4/20 08:00	63.3	↑0.2
4/20 08:10	63.5	↑0.2
4/20 08:20	64.0	↑0.5
4/20 08:30	64.6	↑0.6
4/20 08:40	65.4	↑0.8
4/20 08:50	66.3	↑0.9
4/20 09:00	67.4	↑1.1
4/20 09:10	68.7	↑1.3
4/20 09:20	70.1	↑1.4
4/20 09:30	71.6	↑1.5
4/20 09:40	73.3	↑1.7
4/20 09:50	75.2	↑1.9
4/20 10:00	77.1	↑1.9
4/20 10:10	79.1	↑2.0
4/20 10:20	81.2	↑2.1
4/20 10:30	83.4	↑2.2
4/20 10:40	85.5	↑2.1
4/20 10:50	87.7	↑2.2
4/20 11:00	89.9	↑2.2
4/20 11:10	92.1	↑2.2
4/20 11:20	94.2	↑2.1
4/20 11:30	96.2	↑2.0
4/20 11:40	98.1	↑1.9
4/20 11:50	99.9	↑1.8
4/20 12:00	101.6	↑1.7
4/20 12:10	103.1	↑1.5
4/20 12:20	104.5	↑1.4
4/20 12:30	105.7	↑1.2
4/20 12:40	106.7	↑1.0
4/20 12:50	107.6	↑0.9
4/20 13:00	108.3	↑0.7
4/20 13:10	108.8	↑0.5
4/20 13:20	109.1	↑0.3
4/20 13:30	109.3	↑0.2	満潮
4/20 13:40	109.2	↓-0.1
4/20 13:50	109.0	↓-0.2
4/20 14:00	108.6	↓-0.4
4/20 14:10	108.0	↓-0.6
4/20 14:20	107.2	↓-0.8
4/20 14:30	106.2	↓-1.0
4/20 14:40	105.0	↓-1.2
4/20 14:50	103.7	↓-1.3
4/20 15:00	102.1	↓-1.6
4/20 15:10	100.4	↓-1.7
4/20 15:20	98.5	↓-1.9
4/20 15:30	96.4	↓-2.1
4/20 15:40	94.1	↓-2.3
4/20 15:50	91.7	↓-2.4
4/20 16:00	89.2	↓-2.5
4/20 16:10	86.5	↓-2.7
4/20 16:20	83.8	↓-2.7
4/20 16:30	81.0	↓-2.8
4/20 16:40	78.1	↓-2.9
4/20 16:50	75.2	↓-2.9
4/20 17:00	72.3	↓-2.9
4/20 17:10	69.5	↓-2.8
4/20 17:20	66.7	↓-2.8
4/20 17:30	64.0	↓-2.7
4/20 17:40	61.5	↓-2.5
4/20 17:50	59.0	↓-2.5
4/20 18:00	56.8	↓-2.2
4/20 18:10	54.7	↓-2.1
4/20 18:20	52.8	↓-1.9
4/20 18:30	51.2	↓-1.6
4/20 18:40	49.7	↓-1.5
4/20 18:50	48.5	↓-1.2
4/20 19:00	47.5	↓-1.0
4/20 19:10	46.8	↓-0.7
4/20 19:20	46.2	↓-0.6
4/20 19:30	45.9	↓-0.3	干潮
4/20 19:40	45.8	↓-0.1
4/20 19:50	46.0	↑0.2
4/20 20:00	46.4	↑0.4
4/20 20:10	46.9	↑0.5
4/20 20:20	47.7	↑0.8
4/20 20:30	48.7	↑1.0
4/20 20:40	50.0	↑1.3
4/20 20:50	51.4	↑1.4
4/20 21:00	53.0	↑1.6
4/20 21:10	54.8	↑1.8
4/20 21:20	56.8	↑2.0
4/20 21:30	59.0	↑2.2
4/20 21:40	61.3	↑2.3
4/20 21:50	63.9	↑2.6
4/20 22:00	66.5	↑2.6
4/20 22:10	69.3	↑2.8
4/20 22:20	72.2	↑2.9
4/20 22:30	75.2	↑3.0
4/20 22:40	78.2	↑3.0
4/20 22:50	81.3	↑3.1	最大潮位差
4/20 23:00	84.4	↑3.1	最大潮位差
4/20 23:10	87.4	↑3.0
4/20 23:20	90.4	↑3.0
4/20 23:30	93.4	↑3.0
4/20 23:40	96.2	↑2.8
4/20 23:50	98.9	↑2.7