The flood situation in Attanagalu Oya, Ging, Kalu and Nilwala Rivers remains unchanged, the Irrigation Department said.
Its Hydrology Department Director S. P. C. Sugeeshwara said it may develop into a high-risk flood situation if heavy rains continue.
The landslide warnings issued for 7 districts continue to remain in effect due to prevailing heavy rains.
According to the National Building Research Organization (NBRO), the warnings have been issued for several Divisional Secretariat Divisions in Colombo, Galle, Hambantota, Kalutara, Kandy, Ratnapura, Kegalle and Matara Districts.
The number of people affected by heavy rains has also increased to 47,963 in 12 districts and 38,208 people have been affected in the Western Province.
Also, 930 people have been given shelter in 10 safe houses. Three houses have been completely destroyed and 644 houses have been damaged.
Meanwhile, the Department of Meteorology said that showers or thundershowers will occur at times in Western, Sabaragamuwa, Southern and North-western Provinces and in Kandy and Nuwara-Eliya Districts.
Showers or thundershowers will occur at several places in Eastern and Uva provinces, and in Polonnaruwa and Mullaitivu Districts during the evening or night.
Meanwhile, Agriculture and Agrarian Insurance Board Chairman Maddumabandara Weerasekera said the process of giving compensations to farmers for the crops damaged due to floods would be commenced soon.