22 (日)	02:40	06:20	12:00	19:46
	111cm	96cm	137cm	11cm
中潮 出 07:00 入 16:06 出 03:51 入 13:39

苫小牧（北海道）2030年12月22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
12/22 00:00	92.4	↑2.5
12/22 00:10	94.7	↑2.3
12/22 00:20	96.8	↑2.1
12/22 00:30	98.8	↑2.0
12/22 00:40	100.5	↑1.7
12/22 00:50	102.2	↑1.7
12/22 01:00	103.6	↑1.4
12/22 01:10	104.9	↑1.3
12/22 01:20	106.1	↑1.2
12/22 01:30	107.1	↑1.0
12/22 01:40	107.9	↑0.8
12/22 01:50	108.6	↑0.7
12/22 02:00	109.2	↑0.6
12/22 02:10	109.7	↑0.5
12/22 02:20	110.0	↑0.3
12/22 02:30	110.1	↑0.1	満潮
12/22 02:40	110.2	↑0.1	満潮
12/22 02:50	110.1	↓-0.1
12/22 03:00	109.9	↓-0.2
12/22 03:10	109.6	↓-0.3
12/22 03:20	109.1	↓-0.5
12/22 03:30	108.5	↓-0.6
12/22 03:40	107.8	↓-0.7
12/22 03:50	107.0	↓-0.8
12/22 04:00	106.1	↓-0.9
12/22 04:10	105.2	↓-0.9
12/22 04:20	104.2	↓-1.0
12/22 04:30	103.1	↓-1.1
12/22 04:40	102.0	↓-1.1
12/22 04:50	101.0	↓-1.0
12/22 05:00	99.9	↓-1.1
12/22 05:10	98.9	↓-1.0
12/22 05:20	98.0	↓-0.9
12/22 05:30	97.2	↓-0.8
12/22 05:40	96.6	↓-0.6
12/22 05:50	96.0	↓-0.6
12/22 06:00	95.6	↓-0.4
12/22 06:10	95.4	↓-0.2	干潮
12/22 06:20	95.3	↓-0.1	干潮
12/22 06:30	95.4	↑0.1
12/22 06:40	95.7	↑0.3
12/22 06:50	96.1	↑0.4
12/22 07:00	96.7	↑0.6
12/22 07:10	97.4	↑0.7
12/22 07:20	98.3	↑0.9
12/22 07:30	99.4	↑1.1
12/22 07:40	100.5	↑1.1
12/22 07:50	101.8	↑1.3
12/22 08:00	103.1	↑1.3
12/22 08:10	104.5	↑1.4
12/22 08:20	106.0	↑1.5
12/22 08:30	107.6	↑1.6
12/22 08:40	109.2	↑1.6
12/22 08:50	110.9	↑1.7
12/22 09:00	112.6	↑1.7
12/22 09:10	114.3	↑1.7
12/22 09:20	116.1	↑1.8
12/22 09:30	117.9	↑1.8
12/22 09:40	119.7	↑1.8
12/22 09:50	121.5	↑1.8
12/22 10:00	123.3	↑1.8
12/22 10:10	125.1	↑1.8
12/22 10:20	126.8	↑1.7
12/22 10:30	128.5	↑1.7
12/22 10:40	130.1	↑1.6
12/22 10:50	131.5	↑1.4
12/22 11:00	132.9	↑1.4
12/22 11:10	134.0	↑1.1
12/22 11:20	135.1	↑1.1
12/22 11:30	135.9	↑0.8
12/22 11:40	136.4	↑0.5
12/22 11:50	136.8	↑0.4	満潮
12/22 12:00	136.9	↑0.1	満潮
12/22 12:10	136.7	↓-0.2
12/22 12:20	136.3	↓-0.4
12/22 12:30	135.6	↓-0.7
12/22 12:40	134.6	↓-1.0
12/22 12:50	133.3	↓-1.3
12/22 13:00	131.8	↓-1.5
12/22 13:10	130.0	↓-1.8
12/22 13:20	128.0	↓-2.0
12/22 13:30	125.8	↓-2.2
12/22 13:40	123.4	↓-2.4
12/22 13:50	120.8	↓-2.6
12/22 14:00	118.0	↓-2.8
12/22 14:10	115.0	↓-3.0
12/22 14:20	111.9	↓-3.1
12/22 14:30	108.7	↓-3.2
12/22 14:40	105.3	↓-3.4
12/22 14:50	101.8	↓-3.5
12/22 15:00	98.2	↓-3.6
12/22 15:10	94.5	↓-3.7
12/22 15:20	90.6	↓-3.9
12/22 15:30	86.7	↓-3.9
12/22 15:40	82.7	↓-4.0
12/22 15:50	78.6	↓-4.1
12/22 16:00	74.5	↓-4.1
12/22 16:10	70.3	↓-4.2
12/22 16:20	66.0	↓-4.3	最大潮位差
12/22 16:30	61.8	↓-4.2
12/22 16:40	57.5	↓-4.3	最大潮位差
12/22 16:50	53.3	↓-4.2
12/22 17:00	49.1	↓-4.2
12/22 17:10	45.0	↓-4.1
12/22 17:20	41.1	↓-3.9
12/22 17:30	37.2	↓-3.9
12/22 17:40	33.6	↓-3.6
12/22 17:50	30.1	↓-3.5
12/22 18:00	26.9	↓-3.2
12/22 18:10	24.0	↓-2.9
12/22 18:20	21.3	↓-2.7
12/22 18:30	18.8	↓-2.5
12/22 18:40	16.7	↓-2.1
12/22 18:50	14.9	↓-1.8
12/22 19:00	13.4	↓-1.5
12/22 19:10	12.3	↓-1.1
12/22 19:20	11.4	↓-0.9
12/22 19:30	10.8	↓-0.6
12/22 19:40	10.5	↓-0.3	干潮
12/22 19:50	10.5	0
12/22 20:00	10.8	↑0.3
12/22 20:10	11.3	↑0.5
12/22 20:20	12.1	↑0.8
12/22 20:30	13.1	↑1.0
12/22 20:40	14.4	↑1.3
12/22 20:50	15.9	↑1.5
12/22 21:00	17.6	↑1.7
12/22 21:10	19.5	↑1.9
12/22 21:20	21.7	↑2.2
12/22 21:30	24.1	↑2.4
12/22 21:40	26.8	↑2.7
12/22 21:50	29.6	↑2.8
12/22 22:00	32.7	↑3.1
12/22 22:10	35.9	↑3.2
12/22 22:20	39.4	↑3.5
12/22 22:30	43.0	↑3.6
12/22 22:40	46.7	↑3.7
12/22 22:50	50.6	↑3.9
12/22 23:00	54.6	↑4.0
12/22 23:10	58.6	↑4.0
12/22 23:20	62.7	↑4.1
12/22 23:30	66.8	↑4.1
12/22 23:40	70.9	↑4.1
12/22 23:50	74.9	↑4.0