The people residing in low lying areas are requested to be on the alert.
Several roads have been inundated.
The Disaster Management Centre warned today that the water levels of Kalu and Kelani rivers are now on the rise due to recent torrential rains,
The irrigation department said that the middle reach and downstream catchment areas of Kalu River Basin have experienced downpours above 175 mm while upstream, middle reach and downstream catchment areas of Kelani River Basin received heavy rains over 200mm,
Taking into account the new development, the DMC has urged people living in following areas of Kelani and Kalu river basins to remain alert on significant levels of flooding: The current flood situation in Horana, Agalawatta, Ingiriya, Palindanuwara, Bulathsinhala, Dodangoda, Millaniya, Madurawala and Kalutara Divisional Secretariat divisions will be developed further.
The flood situation in Dehiowita, Ruwanwella, Seethawaka, Dompe, Homagama, Kaduwela, Biyagama, Kolonnawa and Wattala Divisional Secretariat divisions will also be increased.
The people living in low-lying areas of Gin River and Attanagalu Oya have also been advised to be vigilant of possible floods as water levels of these two rivers are on the rise.
From Kaduwela to Balummahara, Bandarawatte junction and Siyambalape junction have also been inundated.
The department of irrigation says six spill gates of the Thabbowa reservoir have been opened. The department also stated two spill gates of the Deduru Oya reservice have opened. Due to this reason, It notified the residents of low lying areas of such reservoirs must remain on alert if the inclement continues over the island.