The Met Department states that the inter-monsoon conditions prevalent in the island have claimed 7 lives in the last few weeks.
Duty Meteorologist Gayana Hendawitharana stated that lightening which accompanies the thunder shows during the evening hours could strengthen in the coming days.
Meanwhile, two people were struck by lightening while bathing in the Bellankadawela Tank in Anuradhapura last evening.
One person was killed on the spot while the other was admitted to the Anuradhapura Teaching Hospital.
The Met Department is requesting the public to be vigilant of lightening.