Northeast Monsoon Brings Heavy Rainfall to Tamil Nadu and Puducherry

Strategic Insights -

The Regional Meteorological Centre in Chennai has forecasted heavy rainfall across Tamil Nadu from October 12 to 15, with an orange alert issued for October 15 in ten districts, including Chennai, Kancheepuram, and Chengalpattu. A well-marked low-pressure area over the east-central Arabian Sea is expected to move northwestwards and intensify into a depression over the central Arabian Sea by October 13. The associated cyclonic circulation extends up to 5.8km above mean sea level, and the trough runs from the center of the low-pressure area to the southeast Arabian Sea. For the next week, moderate to very heavy rainfall is predicted in various parts of Tamil Nadu and Puducherry.

Key Takeaways:

  • Heavy rainfall is forecasted across Tamil Nadu from October 12 to 15, with an orange alert issued for October 15 in ten districts.
  • A well-marked low-pressure area over the east-central Arabian Sea is expected to move northwestwards and intensify into a depression over the central Arabian Sea by October 13.
  • The associated cyclonic circulation extends up to 5.8km above mean sea level, and the trough runs from the center of the low-pressure area to the southeast Arabian Sea.
  • Fishermen were advised not to venture into the sea due to squally weather with wind speed reaching 35kmph to 45kmph gusting to 55kmph.
  • Moderate rain with thunderstorms and lightning is likely to occur in some areas, with a maximum temperature of 32-33degC and a minimum temperature of 25-26degC.
  • The sky condition is likely to be partly cloudy for the next 48 hours.

Statistics:

  • Rainfall is forecasted across Tamil Nadu from October 12 to 15.
  • Orange alerts have been issued for ten districts, including Chennai, Kancheepuram, and Chengalpattu.
  • Wind speed is expected to reach 35kmph to 45kmph gusting to 55kmph.
  • Maximum temperature is likely to be 32-33degC, and minimum temperature is likely to be 25-26degC.

Sources:

  • Regional Meteorological Centre (RMC) in Chennai
  • Senthamarai Kannan, deputy director general of meteorology, RMC
  • Published by HT Digital Content Services with permission from Hindustan Times.