The Met Department predicts that the heavy rain that has been battering the southern state since Saturday will continue until Tuesday. Earlier in the day, a red alert was issued in three districts: Idukki, Thrissur, and Ernakulam.
At 2 p.m. on Sunday, a 40-centimetre-wide shutter of the Idukki Dam was opened to relieve the strain of the overflowing waterbody. Meanwhile, reports indicate that the Mullaperiyar Dam would likely to be opened as its water level rises due to heavy rains in Kerala.
According to the most recent IMD bulletin, a low-pressure system exists over the central Arabian Sea and is predicted to advance west-northwestwards, becoming well-marked across the north Andaman Sea and adjoining southeast Bay of Bengal by November 15. The low-pressure system will continue to advance in the same direction, becoming a depression over the west-central Bay of Bengal by November 17 and moving close to the south Andhra Pradesh coast by November 18.
A cyclonic circulation also exists across southern Karnataka and neighboring north interior Tamil Nadu, and another over the Arabian Sea in the southeast. According to the IMD report, the circulation over the Arabian Sea is predicted to persist for the next two days.
Apart from this, a fresh low-pressure region is expected to emerge over the east-central Arabian Sea, near the coast of south Maharashtra and Goa, around November 17.
Heavy rain and squally weather are expected throughout the seven states and UTs as a result of these conditions.
Here are the important IMD alerts until November 18:
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According to the most recent IMD forecast, isolated extremely heavy rainfall across Kerala is quite possible on November 15. On November 16, an isolated heavy rainfall alert was issued for the state.
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On November 15, light to moderate rainfall with isolated extremely heavy downpours is very likely over south coastal Karnataka and the Andaman and Nicobar Islands. On November 17and 18, the IMD issued a similar weather alert across coastal Andhra Pradesh. On November 16, coastal Karnataka will get scattered heavy rains.
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Isolated heavy rain is expected in Tamil Nadu between November 15 and 18, and in south interior Karnataka till November 16.
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Isolated heavy rain is also expected in Goa on November 15 and 16, and in Odisha on November 16 and 17.
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The IMD has warned fishermen not to venture into the Andaman Sea or the southeast Bay of Bengal on November 15. A similar warning has been issued for anybody intending to go to the west-central and adjoining east-central Bay of Bengal between November 16 and18.Fishermen are also urged not to venture along or off Andhra Pradesh, south Odisha, and north Tamil Nadu on November 17 and 18.
