Heavy rain is expected to continue in some parts of Kerala, Karnataka, and Tamil Nadu

As expected, a depression formed over the eastern and central Arabian Sea on Wednesday, the first since its predecessor, a very strong Cyclone, strengthened over the adjacent southwestern Arabian Sea last week and reached Yemen. According to different model perspectives, such rapid intensification is not shown this time.  Additionally, a cyclonic circulation is prevailing over the Comoros region, the India Meteorological Department (IMD) said in an update on Wednesday evening. Both systems operate in parallel, pulling east-northeast currents across the southern peninsula. Light to moderate to fairly widespread rain is expected in the region over the next three days.  The IMD has predicted heavy rain over Coastal Karnataka, North Interior Karnataka, and South Interior Karnataka and over Kerala and Tamil Nadu on  Wednesday and Thursday. Isolated very heavy rain will also hit south Kerala and south Tamil Nadu on Wednesday. Isolated places along the coast of Kerala, Tamil Nadu,  Andhra Pradesh, and  Karnataka reported heavy rainfall on Tuesday and into Wednesday morning. Meanwhile,  light to moderate scattered to fairly widespread rain is likely to continue over Andaman and Nicobar Islands for the next seven days, the IMD said. This shows how the Bay of Bengal can still remain active due to easterly weather over the  South China Sea/Western Pacific. 

Western anxiety

  Isolated rain was forecast over South Konkan, Goa, and South Madhya Maharashtra on Wednesday, but light to moderate or isolated rain was forecast over Konkan, Goa, and Madhya Maharashtra during the next three days from both easterly lows. Central Arabian Sea and a couple of Western Disturbances sinking over NW India. The first of its kind has already approached and was located in south-central Pakistan and northwest Rajasthan on Wednesday night. The next disturbance, also in the form of a depression, was in southwestern Iran and neighboring southeastern Afghanistan, the IMD said. Under their influence, light to moderate isolated rain/snow was forecast over Jammu-Kashmir-Ladakh-Gilgit-Baltistan-Muzaffarabad on Wednesday and  Uttarakhand on Thursday and Friday.

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