31 (土)	10:14	03:30	-	18:04
	127cm	76cm	-	41cm
長潮 出 07:03 入 16:12 出 12:39 入 01:31

苫小牧（北海道）2033年12月31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
12/31 00:00	90.0	↓-0.6
12/31 00:10	89.4	↓-0.6
12/31 00:20	88.7	↓-0.7
12/31 00:30	88.0	↓-0.7
12/31 00:40	87.1	↓-0.9
12/31 00:50	86.3	↓-0.8
12/31 01:00	85.4	↓-0.9
12/31 01:10	84.5	↓-0.9
12/31 01:20	83.6	↓-0.9
12/31 01:30	82.7	↓-0.9
12/31 01:40	81.7	↓-1.0
12/31 01:50	80.9	↓-0.8
12/31 02:00	80.0	↓-0.9
12/31 02:10	79.2	↓-0.8
12/31 02:20	78.5	↓-0.7
12/31 02:30	77.9	↓-0.6
12/31 02:40	77.3	↓-0.6
12/31 02:50	76.8	↓-0.5
12/31 03:00	76.5	↓-0.3
12/31 03:10	76.2	↓-0.3
12/31 03:20	76.0	↓-0.2	干潮
12/31 03:30	76.0	0	干潮
12/31 03:40	76.1	↑0.1
12/31 03:50	76.3	↑0.2
12/31 04:00	76.6	↑0.3
12/31 04:10	77.0	↑0.4
12/31 04:20	77.6	↑0.6
12/31 04:30	78.3	↑0.7
12/31 04:40	79.1	↑0.8
12/31 04:50	80.0	↑0.9
12/31 05:00	81.0	↑1.0
12/31 05:10	82.2	↑1.2
12/31 05:20	83.5	↑1.3
12/31 05:30	84.9	↑1.4
12/31 05:40	86.3	↑1.4
12/31 05:50	87.9	↑1.6
12/31 06:00	89.6	↑1.7
12/31 06:10	91.4	↑1.8
12/31 06:20	93.2	↑1.8
12/31 06:30	95.2	↑2.0
12/31 06:40	97.1	↑1.9
12/31 06:50	99.1	↑2.0
12/31 07:00	101.2	↑2.1
12/31 07:10	103.2	↑2.0
12/31 07:20	105.3	↑2.1
12/31 07:30	107.3	↑2.0
12/31 07:40	109.3	↑2.0
12/31 07:50	111.2	↑1.9
12/31 08:00	113.1	↑1.9
12/31 08:10	114.9	↑1.8
12/31 08:20	116.6	↑1.7
12/31 08:30	118.2	↑1.6
12/31 08:40	119.7	↑1.5
12/31 08:50	121.1	↑1.4
12/31 09:00	122.3	↑1.2
12/31 09:10	123.4	↑1.1
12/31 09:20	124.3	↑0.9
12/31 09:30	125.1	↑0.8
12/31 09:40	125.7	↑0.6
12/31 09:50	126.2	↑0.5
12/31 10:00	126.5	↑0.3
12/31 10:10	126.6	↑0.1	満潮
12/31 10:20	126.6	0
12/31 10:30	126.4	↓-0.2
12/31 10:40	126.1	↓-0.3
12/31 10:50	125.5	↓-0.6
12/31 11:00	124.9	↓-0.6
12/31 11:10	124.0	↓-0.9
12/31 11:20	123.0	↓-1.0
12/31 11:30	121.9	↓-1.1
12/31 11:40	120.6	↓-1.3
12/31 11:50	119.1	↓-1.5
12/31 12:00	117.5	↓-1.6
12/31 12:10	115.8	↓-1.7
12/31 12:20	113.9	↓-1.9
12/31 12:30	111.9	↓-2.0
12/31 12:40	109.7	↓-2.2
12/31 12:50	107.5	↓-2.2
12/31 13:00	105.1	↓-2.4
12/31 13:10	102.6	↓-2.5
12/31 13:20	100.0	↓-2.6
12/31 13:30	97.3	↓-2.7
12/31 13:40	94.6	↓-2.7
12/31 13:50	91.8	↓-2.8
12/31 14:00	88.9	↓-2.9
12/31 14:10	86.0	↓-2.9
12/31 14:20	83.1	↓-2.9
12/31 14:30	80.2	↓-2.9
12/31 14:40	77.2	↓-3.0	最大潮位差
12/31 14:50	74.3	↓-2.9
12/31 15:00	71.5	↓-2.8
12/31 15:10	68.7	↓-2.8
12/31 15:20	65.9	↓-2.8
12/31 15:30	63.2	↓-2.7
12/31 15:40	60.7	↓-2.5
12/31 15:50	58.2	↓-2.5
12/31 16:00	55.8	↓-2.4
12/31 16:10	53.6	↓-2.2
12/31 16:20	51.6	↓-2.0
12/31 16:30	49.7	↓-1.9
12/31 16:40	47.9	↓-1.8
12/31 16:50	46.4	↓-1.5
12/31 17:00	45.0	↓-1.4
12/31 17:10	43.8	↓-1.2
12/31 17:20	42.8	↓-1.0
12/31 17:30	42.0	↓-0.8
12/31 17:40	41.5	↓-0.5
12/31 17:50	41.1	↓-0.4
12/31 18:00	40.9	↓-0.2	干潮
12/31 18:10	41.0	↑0.1
12/31 18:20	41.2	↑0.2
12/31 18:30	41.7	↑0.5
12/31 18:40	42.3	↑0.6
12/31 18:50	43.1	↑0.8
12/31 19:00	44.1	↑1.0
12/31 19:10	45.3	↑1.2
12/31 19:20	46.6	↑1.3
12/31 19:30	48.1	↑1.5
12/31 19:40	49.7	↑1.6
12/31 19:50	51.5	↑1.8
12/31 20:00	53.3	↑1.8
12/31 20:10	55.3	↑2.0
12/31 20:20	57.3	↑2.0
12/31 20:30	59.5	↑2.2
12/31 20:40	61.6	↑2.1
12/31 20:50	63.8	↑2.2
12/31 21:00	66.0	↑2.2
12/31 21:10	68.3	↑2.3
12/31 21:20	70.5	↑2.2
12/31 21:30	72.7	↑2.2
12/31 21:40	74.9	↑2.2
12/31 21:50	77.0	↑2.1
12/31 22:00	79.1	↑2.1
12/31 22:10	81.1	↑2.0
12/31 22:20	83.0	↑1.9
12/31 22:30	84.8	↑1.8
12/31 22:40	86.5	↑1.7
12/31 22:50	88.1	↑1.6
12/31 23:00	89.6	↑1.5
12/31 23:10	91.0	↑1.4
12/31 23:20	92.2	↑1.2
12/31 23:30	93.4	↑1.2
12/31 23:40	94.4	↑1.0
12/31 23:50	95.3	↑0.9