Over the last few days, record numbers of infections have been identified and the overall seven-day case rate has risen to more than 1,000 cases per 100,000 people across Wales.
Dros y dyddiau diwethaf, rydym wedi gweld y nifer uchaf erioed o heintiau ac mae'r gyfradd o achosion dros saith diwrnod wedi codi i fwy na 1,000 o achosion fesul 100,000 o bobl ledled Cymru.