States » SouthPosted at: Oct 18 2026 4:38PM


Wet spell to continue, Low Pressure Area forms over Bay, set to intensify NE monsoon rains in TN

Chennai, Oct 18 (UNI) A Low Pressure Area has formed over Southwest Arabian Sea on Sunday and it would become more marked during the next 24 hrs, further intensifying the rainfall activity in Tamil Nadu, even as the Northeast monsoon has been vigorous over the State.
In an update, the Met office said rainfall occurred at most places over Tamil Nadu and over Puducherry and Karaikal area with Parrys in Chennai district recording the highest of 363.4 mm of rain since late last evening till 0830 hrs today morning.
A trough from Lakshadweep to Westcentral Bay of Bengal across Karnataka, south Andhra Pradesh between 1.5 and 3.1 km above mean sea level. An upper air cyclonic circulation lies over North Interior Karnataka & neighbourhood at 0.9 km above mean sea level.
Under the influence of the upper air cyclonic circulation over Southwest Arabian Sea, a Low Pressure Area has formed over the same region today. It is likely to become more marked during next 24 hours.
Yesterday’s upper air cyclonic circulation over Westercentral Bay of Bengal & adjoining south Andhra Pradesh and Tamil Nadu coasts persists and now extends upto 7.6 km above mean sea level. A trough in easterlies from the above cyclonic circulation over Westercentral Bay of Bengal and adjoining south Andhra Pradesh and Tamil Nadu coasts to Northwest Bay of Bengal extending upto 1.5 km above mean sea level has merged with the above system.
Yesterday’s upper air cyclonic circulation over North Tamil Nadu and adjoining South Coastal Andhra Pradesh lay over South coastal Andhra Pradesh and neighbourhood and seen between 1.5 and 4.5 km above mean sea level has become less marked. Yesterday’s upper air cyclonic circulation over northern parts of Lakshadweep and neighbourhood between 1.5 and 3.1 km above mean sea level has become less marked. Yesterday’s another trough from Eastcentral Arabian sea off Karnataka coasts to southwest Bay of Bengal across north Keralam and Tamil Nadu at 0.9 km above mean sea level has become less marked.
Heavy to very heavy rain at isolated places with thunderstorm and lightning with gusty wind with speed reaching 40-50 kmph at one or two places is likely to occur over North coastal districts of Chennai, Tiruvallur, Chengalpattu, and Western Ghat regions of Coimbatore, Nilgiris and Theni. Heavy rain at isolated places will occur over Tiruppur, Dindigul, Virudhunagar, Tenkasi, Tirunelveli, Kanyakumari, Thoothukudi, Ramanathapuram, Madurai, Sivaganga, Pudukkottai, Thanjavur, Tiruvarur, Nagapattinam, Mayiladuthurai, Tiruchirappalli, Cuddalore, Kancheepuram, Ranipet, Vellore, Kallakurichi, Tiruvannamalai, Villuppuram, Puducherry and Karaikal area.
Heavy to very heavy rain at isolated places with thunderstorm & lightning with gusty wind speed reaching 40-50 kmph at one or two places is likely to occur over Chennai, Tiruchirappalli, Coimbatore and Nilgiris districts.
Heavy rain at isolated places is likely to occur over Nilgiris, Coimbatore, Dharmapuri, Krishnagiri, Salem, Tiruvallur, Chennai, Tiruppur, Dindigul, Theni, Virudhunagar, Tenkasi, Tirunelveli, Kanyakumari, Thoothukudi, Ramanathapuram, Madurai, Sivaganga, Pudukkottai, Thanjavur, Tiruvarur, Nagapattinam, Mayiladuthurai, Cuddalore, Karur, Perambalur, Ariyalur,Villuppuram, Chengalpattu, Kancheepuram, Tiruvallur, Krishnagiri, Dharmapuri, Vellore, Ranipet, Tiruvannamalai, Kallakurichi, Tirupattur, Erode, Salem, Namakkal, Puducherry and Karaikal area tomorrow.
On October 20, heavy to very heavy rain at isolated places with thunderstorm & lightning with gusty wind speed reaching 40-50 kmph at one or two places is likely to occur over Theni, Tirunelveli and Madurai districts. Heavy rain will also occur over Coimbatore, Nilgiris, Erode, Tiruppur, Dindigul, Salem, Dharmapuri, Krishnagiri, Tirupattur, Vellore, Ranipet, Tiruvallur, Chennai, Chengalpattu, Kancheepuram, Tiruvannamalai, Villuppuram, Kallakurichi, Cuddalore, Karur, Perambalur, Ariyalur Namakkal, Tiruchirappalli, Pudukkottai, Thanjavur, Mayiladuthurai, Tiruvarur, Nagapattinam, Sivaganga, Ramanathapuram, Virudhunagar, Tenkasi, Thoothukudi, Kanyakumari, Puducherry and Karaikal area.
On October 21, heavy to very heavy rain will occur over Nilgiris, Coimbatore, Madurai, Theni, Kanyakumari, Tirunelveli and Dindigul districts, while heavy rain will occur over Chennai, Kancheepuram, Chengalpattu, Erode, Namakkal, Salem, Tiruppur, Virudhunagar, Tenkasi, Mayiladuthurai, Nagapattinam, Thanjavur, Tiruvarur, Pudukkottai, Tiruchirappalli, Ariyalur, Perambalur, Sivaganga, Ramanathapuram, Thoothukudi and Karur districts and Karaikal area. Moderate rain will occur over rest of Tamil Nadu, Puducherry.
It said heavy rain will occur over Nilgiris, Coimbatore, Tiruppur, Dindigul, Theni, Virudhunagar, Tenkasi, Tirunelveli, Kanyakumari, Thanjavur, Ramanathapuram, Madurai, Thoothukudi, Tiruvannamalai, Salem, Namakkal, Ariyalur, Perambalur, Tiruchirappalli, Erode, Pudukkottai, Karur and Sivaganga districts. Moderate rain will at many places over rest of Tamil Nadu, Puducherry and Karaikal area on October 22.
On October 23, heavy rain will occur over Nilgiris, Coimbatore, Salem, Namakkal, Tiruchirappalli, Ariyalur, Perambalur, Pudukkottai, Dindigul and Madurai districts, while heavy rain will occur over Nilgiris, Coimbatore, Theni, Erode, Tiruppur, Namakkal, Tiruchirappalli, Ariyalur, Perambalur, Thanjavur, Madurai, Pudukkottai, Tiruvarur and Nagapattinam districts, the next day.
The forecast for Chennai city and its neighbourhood is sky condition would be partly cloudy with heavy rain with one or two very heavy spells at times with moderate thunderstorm and lightning likely to occur in some areas.
UNI GV 1635
Tags: #Wet spell to continue# Low Pressure Area forms over Bay# set to intensify NE monsoon rains in TN
More News

No lapses in Mahalakshmi Scheme, 7,000 extra buses operated for Dasara: TGSRTC

18 Oct 2026 | 6:11 PM

Hyderabad, Oct 18 (UNI) The Telangana State Road Transport Corporation (TGSRTC) has rejected allegations by former minister and BRS Deputy Floor Leader T. Harish Rao regarding the implementation of the Mahalakshmi free bus travel scheme and the operation of special buses during the Dasara festival.

see more..

AISF demands criminal action against MVSR college management over fatal accident

18 Oct 2026 | 6:04 PM

Hyderabad, Oct 18 (UNI) The All India Students’ Federation (AISF) has demanded strict action against the management of MVSR Engineering College at Nadargul in Ranga Reddy district following the collapse of a lighting structure during a Dandiya event on Saturday.

see more..

AP: YSRCP’s demand for President’s rule only to divert public attention: TDP

18 Oct 2026 | 6:02 PM

Vijayawada, Oct 18 (UNI) Telugu Desam Party State President Palla Srinivasa Rao has termed the Opposition YSRCP’s demand for President’s Rule in Andhra Pradesh a politically motivated ploy to divert public attention from pressing issues.
He said the party’s alleged attempts to trigger confrontations at the grassroots level while simultaneously projecting a breakdown of law and order in the State, exposed its double standards.

see more..

AP: Filing of nominations for ULB elections ends, 7,825 nominations filed on 2nd day

18 Oct 2026 | 5:42 PM

Vijayawada, Oct 18 (UNI) Jana Sena candidate Vangaveeti Radha Krishna, retired IPS officer AB Venkateswara Rao, Dr. Mukka Shrevani, TDP candidate Kovelamudi Lakshmi Aparna and BJP candidate Ajesh Babu were some of prominent people who filed their nominations for the Urban Local Body (ULB) elections, the deadline for which endedt 3 pm today.

see more..

417 drunk driving cases booked in Hyderabad, 320 in Cyberabad during weekend drives

18 Oct 2026 | 5:42 PM

Hyderabad, Oct 18 (UNI) Hyderabad and Cyberabad Traffic Police booked a total of 737 motorists for drunk driving during special enforcement drives conducted over the weekend on October 16 and 17.

see more..