The Eastern, Uva and North Central provinces, Jaffna, Mullaitivu and Vauniya districts will experience thundershowers this afternoon, the Meteorology Department said.
The Met. Department said that temporary localized strong winds will occur during thundershowers.
Fairly heavy rains of about 50mm are also expected to fall in Batticaloa, Badulla and Ampara districts.
Several spells of rains will occur in the Western, Sabaragamuwa, North-Western and Central provinces, Galle and Matara districts.
Hambantota district and the Western coastal areas are expected to experience fairly strong winds of about 50 kmph.
The Meteorology Department urged the public to take adequate precautions to minimise damages caused by lightning.