Mae’r dŵr sy’n llifo o’r mynyddoedd i’r afonydd yn golygu nad yw’r perygl o lifogydd wedi pasio eto ac ni ddylai pobl ddychwelyd i’w cartrefi nes iddynt gael eu cynghori i wneud hynny gan y gwasanaethau brys.
The water flowing into the rivers from the mountains means that the flood risk has not yet passed and people should not return to their homes until they are advised by the emergency services.