:三田尻の 潮汐 2026年04月21日(火) 潮時(分),潮位(p) 0,305.9 20,296.7 40,284.8 60,270.7 80,254.6 100,237.3 120,219.2 140,200.8 160,182.9 180,165.9 200,150.5 220,137.1 240,126 260,117.7 280,112.2 300,109.7 320,110.2 340,113.6 360,119.7 380,128.4 400,139.2 420,152 440,166.2 460,181.5 480,197.2 500,212.9 520,228 540,241.8 560,253.8 580,263.6 600,270.7 620,274.8 640,275.7 660,273.4 680,267.9 700,259.3 720,248 740,234.1 760,218 780,200 800,180.6 820,160.2 840,139.3 860,118.3 880,97.7 900,78.2 920,60.2 940,44.2 960,30.6 980,19.8 1000,12.1 1020,7.6 1040,6.5 1060,8.7 1080,14.3 1100,23 1120,34.7 1140,49.2 1160,66.2 1180,85.3 1200,106.1 1220,128.1 1240,150.7 1260,173.4 1280,195.6 1300,216.7 1320,236 1340,253.2 1360,267.8 1380,279.6 1400,288.3 1420,293.9 1440,296.3