:上の関の 潮汐 2027年04月20日(火) 潮時(分),潮位(p) 0,108.8 20,94 40,81.2 60,71 80,63.7 100,59.4 120,58.3 140,60.5 160,65.8 180,74.1 200,85.1 220,98.6 240,114.2 260,131.3 280,149.4 300,168 320,186.6 340,204.5 360,221.2 380,236.3 400,249.2 420,259.5 440,266.9 460,271.1 480,272.1 500,269.6 520,263.9 540,254.9 560,242.9 580,228.3 600,211.4 620,192.7 640,172.8 660,152.1 680,131.3 700,111 720,91.7 740,74 760,58.4 780,45.4 800,35.3 820,28.5 840,25.1 860,25.2 880,29 900,36.2 920,46.8 940,60.3 960,76.5 980,94.9 1000,115 1020,136.2 1040,158 1060,179.7 1080,200.8 1100,220.7 1120,238.8 1140,254.6 1160,267.7 1180,277.8 1200,284.6 1220,287.9 1240,287.8 1260,284.1 1280,277 1300,266.9 1320,254 1340,238.6 1360,221.4 1380,202.8 1400,183.3 1420,163.6 1440,144.3