20 (火)	06:14	15:05	-	-
	121cm	30cm	-	-
小潮 出 04:29 入 18:07 出 09:47 入 00:48 潮干狩り ○ 13:55～16:15

花咲（北海道）2021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	90.9	↑0.3
4/20 00:10	91.2	↑0.3
4/20 00:20	91.5	↑0.3
4/20 00:30	91.9	↑0.4
4/20 00:40	92.4	↑0.5
4/20 00:50	92.9	↑0.5
4/20 01:00	93.4	↑0.5
4/20 01:10	94.1	↑0.7
4/20 01:20	94.7	↑0.6
4/20 01:30	95.5	↑0.8
4/20 01:40	96.3	↑0.8
4/20 01:50	97.1	↑0.8
4/20 02:00	98.0	↑0.9
4/20 02:10	99.0	↑1.0
4/20 02:20	100.0	↑1.0
4/20 02:30	101.0	↑1.0
4/20 02:40	102.1	↑1.1
4/20 02:50	103.2	↑1.1
4/20 03:00	104.4	↑1.2
4/20 03:10	105.6	↑1.2
4/20 03:20	106.8	↑1.2
4/20 03:30	108.0	↑1.2
4/20 03:40	109.1	↑1.1
4/20 03:50	110.3	↑1.2
4/20 04:00	111.5	↑1.2
4/20 04:10	112.6	↑1.1
4/20 04:20	113.7	↑1.1
4/20 04:30	114.8	↑1.1
4/20 04:40	115.8	↑1.0
4/20 04:50	116.7	↑0.9
4/20 05:00	117.6	↑0.9
4/20 05:10	118.4	↑0.8
4/20 05:20	119.0	↑0.6
4/20 05:30	119.6	↑0.6
4/20 05:40	120.1	↑0.5
4/20 05:50	120.5	↑0.4
4/20 06:00	120.7	↑0.2
4/20 06:10	120.8	↑0.1	満潮
4/20 06:20	120.8	0
4/20 06:30	120.6	↓-0.2
4/20 06:40	120.3	↓-0.3
4/20 06:50	119.9	↓-0.4
4/20 07:00	119.3	↓-0.6
4/20 07:10	118.5	↓-0.8
4/20 07:20	117.5	↓-1.0
4/20 07:30	116.5	↓-1.0
4/20 07:40	115.2	↓-1.3
4/20 07:50	113.8	↓-1.4
4/20 08:00	112.3	↓-1.5
4/20 08:10	110.6	↓-1.7
4/20 08:20	108.7	↓-1.9
4/20 08:30	106.8	↓-1.9
4/20 08:40	104.7	↓-2.1
4/20 08:50	102.5	↓-2.2
4/20 09:00	100.1	↓-2.4
4/20 09:10	97.7	↓-2.4
4/20 09:20	95.2	↓-2.5
4/20 09:30	92.7	↓-2.5
4/20 09:40	90.1	↓-2.6
4/20 09:50	87.4	↓-2.7
4/20 10:00	84.7	↓-2.7
4/20 10:10	81.9	↓-2.8	最大潮位差
4/20 10:20	79.2	↓-2.7
4/20 10:30	76.4	↓-2.8	最大潮位差
4/20 10:40	73.7	↓-2.7
4/20 10:50	70.9	↓-2.8	最大潮位差
4/20 11:00	68.2	↓-2.7
4/20 11:10	65.6	↓-2.6
4/20 11:20	62.9	↓-2.7
4/20 11:30	60.4	↓-2.5
4/20 11:40	57.8	↓-2.6
4/20 11:50	55.4	↓-2.4
4/20 12:00	53.0	↓-2.4
4/20 12:10	50.7	↓-2.3
4/20 12:20	48.5	↓-2.2
4/20 12:30	46.4	↓-2.1
4/20 12:40	44.4	↓-2.0
4/20 12:50	42.4	↓-2.0
4/20 13:00	40.6	↓-1.8
4/20 13:10	39.0	↓-1.6
4/20 13:20	37.4	↓-1.6
4/20 13:30	36.0	↓-1.4
4/20 13:40	34.6	↓-1.4
4/20 13:50	33.5	↓-1.1
4/20 14:00	32.5	↓-1.0
4/20 14:10	31.6	↓-0.9
4/20 14:20	30.8	↓-0.8
4/20 14:30	30.2	↓-0.6
4/20 14:40	29.8	↓-0.4
4/20 14:50	29.5	↓-0.3
4/20 15:00	29.4	↓-0.1	干潮
4/20 15:10	29.4	0
4/20 15:20	29.6	↑0.2
4/20 15:30	29.9	↑0.3
4/20 15:40	30.4	↑0.5
4/20 15:50	31.0	↑0.6
4/20 16:00	31.7	↑0.7
4/20 16:10	32.6	↑0.9
4/20 16:20	33.6	↑1.0
4/20 16:30	34.7	↑1.1
4/20 16:40	36.0	↑1.3
4/20 16:50	37.3	↑1.3
4/20 17:00	38.8	↑1.5
4/20 17:10	40.3	↑1.5
4/20 17:20	42.0	↑1.7
4/20 17:30	43.7	↑1.7
4/20 17:40	45.4	↑1.7
4/20 17:50	47.3	↑1.9
4/20 18:00	49.1	↑1.8
4/20 18:10	51.0	↑1.9
4/20 18:20	53.0	↑2.0
4/20 18:30	54.9	↑1.9
4/20 18:40	56.9	↑2.0
4/20 18:50	58.8	↑1.9
4/20 19:00	60.8	↑2.0
4/20 19:10	62.7	↑1.9
4/20 19:20	64.6	↑1.9
4/20 19:30	66.4	↑1.8
4/20 19:40	68.2	↑1.8
4/20 19:50	69.9	↑1.7
4/20 20:00	71.5	↑1.6
4/20 20:10	73.1	↑1.6
4/20 20:20	74.6	↑1.5
4/20 20:30	76.1	↑1.5
4/20 20:40	77.5	↑1.4
4/20 20:50	78.7	↑1.2
4/20 21:00	79.9	↑1.2
4/20 21:10	81.1	↑1.2
4/20 21:20	82.1	↑1.0
4/20 21:30	83.1	↑1.0
4/20 21:40	84.0	↑0.9
4/20 21:50	84.9	↑0.9
4/20 22:00	85.7	↑0.8
4/20 22:10	86.4	↑0.7
4/20 22:20	87.1	↑0.7
4/20 22:30	87.7	↑0.6
4/20 22:40	88.3	↑0.6
4/20 22:50	88.8	↑0.5
4/20 23:00	89.3	↑0.5
4/20 23:10	89.8	↑0.5
4/20 23:20	90.2	↑0.4
4/20 23:30	90.7	↑0.5
4/20 23:40	91.1	↑0.4
4/20 23:50	91.4	↑0.3