Experts see low pressure in making, rain likely

  • | Sunday | 18th November, 2018

IMD has issued an warning for heavy rain at isolated places over coastal Tamil Nadu on Monday and scattered heavy with isolated very heavy rain likely on November 20 and 21. For the state, light to moderate rain or thundershower is likely to occur ayt many places on Sunday. According to IMD officials, the low pressure area is likely to form over the central parts of the south Bay of Bengal by Sunday evening. “By now, Chennai should have received around 500mm rain but we have received only around 20mm,” Balachandran said.For the next 48 hours, the sky condition is likely to be generally cloudy with rain or thundershower likely to occur in some areas of the city. Maximum and minimum temperatures are likely to be around 32°C and 25°C.

CHENNAI: A day after cyclone Gaja wreaked havoc and moved to the Arabian Sea, weathermen have predicted that a low pressure area may form over Bay of Bengal by Sunday evening.Weather experts said coastal Tamil Nadu including Chennai may get rain around the middle of the week if the system forms and moves in the northwest direction. According to IMD officials, the low pressure area is likely to form over the central parts of the south Bay of Bengal by Sunday evening. The cyclonic circulation or swirling motion of winds, which lies over the south Andaman Sea and neighbourhood extending up to 3.1lkm above mean sea level, can influence the formation of the weather system.Gaja may have skipped Chennai, but its impact was felt on Friday and Saturday with parts of the city and suburbs receiving sudden spells of rain.“Parts of Chennai and suburbs saw pull effect rain from Gaja. The effect will be seen on Sunday too,” said Pradeep John, a private weather bolgger, in his weather post.With a mere 2.1mm rain recorded until Saturday morning, Chennai stares at a 59% deficit rainfall. “By now, Chennai should have received around 500mm rain but we have received only around 20mm,” Balachandran said.For the next 48 hours, the sky condition is likely to be generally cloudy with rain or thundershower likely to occur in some areas of the city. Maximum and minimum temperatures are likely to be around 32°C and 25°C. For the state, light to moderate rain or thundershower is likely to occur ayt many places on Sunday. IMD has issued an warning for heavy rain at isolated places over coastal Tamil Nadu on Monday and scattered heavy with isolated very heavy rain likely on November 20 and 21.

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