Northeast monsoon : Advisory issued for heavy rains

December 9, 2025 at 9:13 AM

The Department of Meteorology has issued an advisory for heavy rain in the Northern, Eastern, and North-Central provinces today.

According to the department, the Northeast monsoon conditions are gradually establishing over Sri Lanka.

Under its influence, showers or thundershowers will occur at times in the Northern, North-Central, Eastern, Central and Uva provinces. 

Heavy showers above 100mm are likely at some places in the Northern, Eastern and North-Central provinces. 

Showers or thundershowers may occur at several places in the other areas of the island after 1.00 pm.

Fairly heavy falls of about 75 mm are likely in some places in these areas. 

Fairly strong winds of about (30-40) kmph can be expected at times over Northern, North-central and North-western provinces and in Trincomalee district.

The public is advised to take adequate precautions to minimize damage caused by heavy rain, strong winds and strong lightning during thundershowers.

Meanwhile, showers will occur at times in the sea areas off the coast extending from Hambantota to Mannar via Batticaloa, Trincomalee and Kankasanthurai. 

Showers or thundershowers may occur at several places in the other sea areas around the island during the evening or night. 

Winds will be north-easterly. Wind speed will be 25-35 kmph. Wind speed can increase up to 50 kmph at times in the sea areas off the coast extending from Kalutara to Trincomalee via Puttalam and Kankasanthurai. 

The sea areas off the coast extending from Kalutara to Trincomalee via Puttalam and Kankasanthurai will be fairly rough at times. The other sea areas around the island will be Slight to moderate. (Newswire)