Heavy rains around the island will persist today, according to a spokesman for the Department of Meteorology.
Issuing a weather advisory, the spokesman said that thundershowers are expected in the Western, Sabaragamuwa and Central provinces along with heavy mist in the early hours of today.
The National Building Research Organisation (NBRO) has also extended its landslide warning issued to several districts including that of Nuwara Eliya, Matale and Kalutara due to continuous rain.
Already over 14,000 people in 12 districts have been affected following the recent adverse weather. According to a spokesman for the Disaster Management Centre (DMC), the North Western Province has been the worst hit, with over 10,500 people affected due to flash floods.
The inclement weather has also claimed three lives, the spokesman said. Assistant Director of the DMC, Pradeep Kodippili said, 2,472 people have been given temporary shelter.
The water levels of the Kalu, Nilwala, Attanagalu Oya and several other reservoirs have increased, and the spill gates of many tanks and reservoirs have also been opened.
In Polonnaruwa, the spill gates of the Kadawala tank were opened following four days of heavy rain while in Anuradhapura the spill gates of the Tissa Wewa, Nuwara Wewa and Maha Kanadara Wewa were also opened.
According to the latest reports of the Irrigation Department, water levels in all rivers are returning to normal levels.