Weather update 02 Dec: Cyclonic Storm ‘ BUREVI’ over the island - warning issued

Wednesday, 02 December 2020 - 6:03

A Red Warning has been issued for Cyclonic Storm “BUREVI” by the Natural Hazards Early Warning Centre. Under the influence of the potential cyclone, widespread rainfall is forecast across Sri Lanka. 

Naval and fishing communities are advised not to venture into the deep ans shallow-sea areas over the island until further notice.

Fishing and naval community are requested to be attentive about future bulletins issued by the Department of Meteorology in next few days.

According to the statement, the cyclonic strom ‘ BUREVI’ over the south-west Bay of Bengal, lay centered near latitude 8.1°N and longitude 84.2°E, about 330 km east-southeast of Trincomalee at 2330 hrs of 01st December.

The system is very likely to move west-northwestwards and cross eastern coast of Sri Lanka between Batticaloa and Point-Pedro, close to Trincomalee around today (02nd December) evening/night.

This Cyclonic strom with a wind speed of 75-85 kmph gusting up to 95 kmph and it is very likely to move nearly westwards thereafter, emerge into Gulf of Mannar.

Under the influence of the potential cyclone, widespread rainfall is forecast across Sri Lanka, Tamil Nadu, South Andhra Pradesh and Kerala between Tuesday and Friday with a likelihood of isolated extremely heavy rainfall on Wednesday and Thursday.

Intemittent showers/thundershowers will occur in the Eastern, Northern, Northern-central,North-western ,Central and Sabaragamuwa provinces.


Very heavy rainfall above 200mm can be expected at some places. Showers or thundershowers at times will occur elsewhere. Heavy rainfall above 100mm can be expected at some places.

Historically, eight out of ten deadliest tropical cyclones in the world have originated over the Bay of Bengal while out of the 36 most deadly tropical cyclones in the recorded history, 26 have been over this region. The Bay of Bengal, which occupies just over 0.6% of the global ocean area, has been responsible for more than 50% of all cyclone-related deaths in the world according to foreign media.

Condition of Rain:
Intermittent showers or thundershowers will occur in the deep and shallow sea areas extending from Mannar to Pottuvil via Kankasanthurai, Trincomalee and Batticaloa.Very heavy showers can be expected some places in the above sea areas. Showers will occur at times elsewhere.

Winds will be north-easterly to north-westerly in the sea areas extending from Galle to Batticaloa via Manna and Trincomalee, wind speed will be (50-60) kmph and wind speed can increase up to (80-95) kmph at times over these sea areas.

Winds will be south-easterly to south-westerly in the other sea areas around the island and the wind speed will be (40-50) kmph and can increase up to (60-70) kmph at times.

State of Sea:
The sea areas extending from Kankasanthurai to Pottuvil via Trincomalee can be very rough or high at times. The other sea areas can berough or very rough at times.

There is a possibility that near shore sea areas off the coast extending from Kankesanthurai to Pottuvil via Trincomalee and Batticaloa may experience surges due to the effect of swell waves, having (2.0-3.0) m height.

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