Weekend report from IMD (31-Oct-07)

THE WEEK ENDING 31ST OCTOBER 2007 / 9TH KARTIKA 1929, SAKA

SUMMARY OF WEATHER

Week’s Rainfall :

Excess : Chennai, Coimbatore, Cuddalore, Dharmapuri, Dindigul, Erode, Kanchipuram, Karur, Krishnagiri, Madurai, Nagapattinam, Namakkal, Nilgiris, Perambalur, Pudukottai, Salem, Sivaganga, Thanjavur, Theni, Tirunelveli, Tiruvallur, Tiruvannamalai, Thiruvarur, Tiruchirapalli, Tuticorin, Vellore, Villupuram, Virudhunagar districts and Pondicherry.

Deficient : Kanyakumari district.

Chief amounts of rainfall in centimetres :

25.10.07 : Mayiladuthurai 21, Chidambaram (Cuddalore) 20, Kattumannarkoil (Cuddalore) 19, Kodaikanal 15, Parangipettai (Cuddalore), Tiruvadanai (Ramanathapuram) 14, Arantangi (Pudukottai), Uthamapalayam (Theni) and Sankarankoil (Tirunelveli) 13 each, Sirkali (Nagapattinam) and Tuticorin 12 each, Karaikal and Nannilam (Tiruvarur) 11 each, Cuddalore, Karambakudi ( Pudukottai), Periyakulam (Theni), Kovilpatti (Tuticorin) and Virudhunagar 9 each, Jayamkondan (Perambalur), Tondi, Tenkasi, Vilathikulam (Tuticorin) and Gingee (Villupuram) 8 each, Kodavasal (Tiruvarur), Shenkottah (Tirunelveli) and Tiruvarur 7 each, Dindigul, Thiruthuraipoondi (Thiruvarur), Virudhachalam and Srimushnam (both Cuddalore), Kethi (Nilgiris), Ambasamudram (Tirunelveli), Kumbakonam (Thanjavur) and Watrap (Virudhunagar) 6 each, Natham (Dindigul), Thirumangalam and Usilampatti (both Madurai), Madurai Airport, Thiruppuvanam (Sivaganga), Needamangalam (Thiruvarur), Keeranur (Pudukottai), Ulundurpet (Villupuram), Sathur (Virudhunagar) and Pondicherry 5 each, Pennagaram (Dharmapuri), Dharmapuri, Palani (Dindigul), Panruti (Cuddalore), Villupuram, Manamadurai (Sivaganga), Nagapattinam, Valagaiman (Thanjavur), Sholavandan and Melur (both Madurai), Thirumayam (Pudukottai), Adiramapattinam, Mannargudi (Thiruvarur), Palayamkottai, Srivilliputhur and Sivakasi (both Virudhunagar) 4 each, Yercaud (Salem), Tindivanam, Vanur and Tirukoilur (all Villupuram), Thanjavur, Nilakottai (Dindigul), Papanasam and Vallam (both Thanjavur), Uthagamandalam, Chittampatti (Madurai), Kundha Bridge (Nilgiris), Perungallur (Pudukottai), Toludur (Cuddalore), Athur (Salem), Pollachi (Coimbatore), Muthupet (Thiruvarur), Mettupatti (Madurai) and Ponneri (Thiruvallur) 3 each, Avinashi (Coimbatore), Sivaganga, Ottapidaram and Srivaikuntam (Tuticorin), Harur (Dharmapuri), Chatrapatti (Dindigul), Ariyalur, Perambalur, Vedaranyam, Kothagiri (Nilgiris, Sholingir (Vellore), Omalur (Salem), Mylaudy (Kanyakumari), Pullambadi (Tiruchirapalli), Pappireddipatti (Dharmapuri), Tiruchengode (Namakkal), Poondi (Tiiruvallur), Thirukattupalli and Tiruvaiyaru (both Thanjavur), Tiruchirapalli Airport, Kamuthi (Ramanathapuram), Sathanur Dam (Thiruvannamalai) and Kanyakumari 2 each, Chennai Nungambakkam, Tiruvallur, Chengalpattu (Kanchipuram), Kulithalai (Karur), Hosur, Pochampalli and Uthangarai (all Krishnagiri), Palacode (Dharmapuri), Arani and Vandavasi (both Tiruvannamalai), Udumalpet, Tiruppur and Mettupalayam (all Coimbatore), Paramakudi (Ramanathapuram), Tambaram, Nagercoil (Kanyakumari), Karur Paramathi, Erode, Illupur (Pudukottai), Manaparai, Musiri and Lalgudi (all Tiruchirapalli), Vedasandur (Dindigul), Ambur and Gudiyatham (both Vellore), Salem, Chettikulam (Perambalur), Tiruttani, Tiruchendur (Tuticorin), Namakkal, Thiruvannamalai and Vellore 1 each.

26.10.07 : Cuddalore, Panruti (Cuddalore) and Omalur (Salem) 7 each, Vedaranyam, Nannilam (Thiruvarur), Yercaud 6, Srivaikuntam (Tuticorin), Nagapattinam, Kattumannarkoil (Cuddalore), Radhapuram (Tirunelveli), Tindivanam and Gingee (both Villupuram), Sirkali (Nagapattinam), Pondicherry and Parangipettai 5 each, Chidambaram (Cuddalore), Arakonam (Vellore) and Pappireddipatti 4 each, Srimushnam, Vallam (Thanjavur), Chengam (Tiruvannamalai), Kothagiri and Kethi (both Nilgiris), Vanur and Tirukoilur (both Villupuram), Thanjavur, Tiruvallur, Adirampattinam, Kodavasal (Erode), Needamangalam, Mannargudi (Sivaganga) 3 each, Vilathikulam, Sholingir, Sathanur Dam, Ulundurpet, Karaikal, Tambaram, Karambakudi, Villupuram, Uthangarai, Virudhachalam, Athur, Salem, Chennai Meenambakkam, Polur, Mylaudy, Pamban, Harur (Dharmapuri) and Muthupet 2 each, Mayiladuthurai (Nagapattinam), Vellore, Chengalpattu, Tiruttani, Jayamkondan, Kumbakonam, Poondi, Chennai Nungambakkam, Pullambadi, Bhavanisagar (Erode), Aravakurichi (Karur), Perambalur, Papanasam, Thiruvarur, Thiruthuraipoondi, Tiruchirapalli Airport, Sriperumbudhur, Kundha Bridge, Krishnagiri, Manaparai, Ottapidaram, Hosur, Nagercoil, Pochampalli, Tiruchengode, Ariyalur, Pudukottai, Viralimalai (Pudukottai), Paramakudi, Vaniyambadi, Tiruvannamalai, Gudiyatham, Tuticorin, Uthagamandalam and Alangudi 1 each.

27.10.07 : Jayamkondan 13, Chidambaram, Parangipettai, Kethi (Nilgiris) and Kodavasal 11 each, Mayiladuthurai (Nagapattinam) 10, Kattumannarkoil and Nannilam 9 each, Ariyalur 8, Srimushnam (Cuddalore), Coonoor and Kothagiri (Nilgiris), Karaikal and Needamangalam 7 each, Tiruvarur, Mannargudi, Thiruthuraipoondi, Uthagamandalam and Valangaiman 6 each, Nagapattinam, Sirkali, Perambalur, Thathiengarpet, Gingee, Tiruvaiyaru, Pullambadi, Periyanaikanpalayam, Virudhachalam, Kumbakonam and Tiruttani 5 each, Thuraiyur, Papanasam, Thanjavur, Muthupet, Radhapuram and Musiri 4 each, Tirukattupalli, Mettupalayam, Toludur, Vedaranyam, Lalgudi, Polur, Sulur, Tiruppur, Villupuram, Mayanur, Vaniyambadi, Tindivanam, Kancheepuram, Ponneri, Vandavasi and Ulundurpet 3 each, Sendamangalam, Tiruchengode, Namakkal, Arani, Kulithalai, Karur Paramathi, Thammanpatti, Panruti, Vanur, Chengalpattu, Pondicherry, Redhills, Chettikulam, Bhavanisagar, Tiruchirapalli Airport, Naduvattam, Tiruvannamalai, Ottapidaram, Adirampatnam, Chennai Nungambakkam, Coimbatore Airport, Tiruvallur, Tirukoilur, Satyamangalam, Sholingir, Avinashi, Sankaridurg, Sathanur Dam, Vallam, Chengam, Kundha Bridge and Arakonam 2 each, Paramathi, Gudalur Bazaar, Tambaram, Bhavani, Keeranur (Pudukottai), Dharmapuri, Gobichettipalayam, Sriperumbudhur, Palacode, Tuticorin, Nagercoil, Perundurai, Ambur, Pochampalli, Alangudi, Uthangarai, Karambakudi, Rasipuram, Viralimalai, Tiruchendur, Tirupathur, Harur, Kangeyam, Vilathikulam, Cuddalore, Illuppur, Vellore, Arantangi and Pudukottai 1 each.

28.10.07 : Usilampatti (Madurai) 12, Mayanur (Karur) 11, Kumbakonam and Kodavasal 10 each, Bhavani (Erode), Mudukulathur and Tirumangalam (Madurai) 8 each, Nilakottai (Dindigul), Kamuthi (Ramanathapuram), Tiruvaiyaru, Valangaiman, Nannilam, Pullambadi (Tiruchirapalli) and Kovilpatti 7 each, Madurai Airport, Radhapuram, Sirkali, Erode and Jayamkondan 6 each, Mayiladuthurai, Thirukattupalli, Karaikal, Tiruchengode, Sholavandan, Chennai Nungambakkam, Thiruthuraipoondi, Thiruvarur and Namakkal 5 each, Ponneri, Natham, Papanasam, Redhills, Srimushnam, Tiruppuvanam and Avinashi 4 each, Mettupatti, Needamangalam, Gobichettipalayam, Nagapattinam, Thanjavur, Chennai Meenambakkam, Parangipettai, Rasipuram, Manamadurai, Tiruvadanai, Cuddalore, Kattumannarkoil, Salem, Sendamangalam, Sankaridurg, Melur, Perambalur, Satyamangalam, Chittampatti, Mannargudi and Tirukoilur 3 each, Tambaram, Sriperumbudur, Paramathi, Chidambaram, Vilathikulam, Thirumayam, Gudalur Bazaar, Thuraiyur, Virudhunagar, Toludur, Watrap (Virudhunagar), Illupur, Sivakasi, Tiruvallur, Kodaikanal, Virudhachalam, Poondi, Arakonam, Tondi, Omalur, Lalgudi, Periyakulam, Ariyalur, Musiri and Pondicherry 2 each, Udumalpet, Vedaranyam, Uttamapalayam, Kulithalai, Arantangi, Dindigul, Kanchipuram, Chengalpattu, Palani, Ottapidaram, Sathur, Perundurai, Panruti, Aravakurichi, Athur, Muthupet, Mylaudy, Gudiyatham, Ramanathapuram, Palacode, Vallam, Tiruttani and Karur Paramathi 1 each.

29.10.07 : Tiruvallur and Redhills (Tiruvallur) 16 each, Chengalpattu (Kanchipuram) 15, Chennai Nungambakkam and Chennai Meenambakkam 14 each, Sriperumbudur (Kanchipuram) 13, Tambaram 12, Kanchipuram, Ponneri (Tiruvallur) and Vandavasi (Tiruvannamalai) 11 each, Poondi (Tiruvallur) and Arakonam (Vellore) 10 each, Tiruttani (Tiruvallur), Arani (Tiruvannamalai), Sholingir (Vellore) and Vellore 9 each and Gingee (Villupuram) 8 each, Pondicherry and Gudiyatham 6 each, Tindivanam, Villupuram, Polur, Vanur, Tiruvannamalai and Ambur 5 each, Tirukoilur, Vaniyambadi and Thiruthuraipoondi 4 each, Chengam, Chatrapatti, Sathaur Dam, Mettupatti, Tiruvadanai, Krishagiri, Panruti, Chittampatti, Kundha Bridge and Uthangarai 3 each, Sankaridurg, Needamangalam, Cuddalore, Periyanaikanpalayam, Kothagiri, Kethi, Thirumayam, Mannargudi, Pochampalli, Sulur, Harur, Toludur, Hosur and Perundurai 2 each, Srimushnam, Illupur, Coimbatore Airport, Dindigul, Tiruchengode, Vilathikulam, Adirampattinam, Tondi, Eraniel, Muthupet, Karambakudi, Alangudi, Athur, Sivaganga, Tiruppur, Gudalur Bazaar, Arantangi, Pappireddipatti, Thiruvarur, Thuckalay, Denkanikottai and Ulundurpet 1 each.

30.10.07 : Shenkottah (Tirunelveli) 4, Sulur, Kuzhithurai, Coonoor and Naduvattam 2 each, Kundha Bridge, Coimbatore Airport, Kethi, Nagercoil, Thuckalay, Tiruppur, Mettupalayam, Parangipettai, Kanyakumari, Pollachi, Mylaudy, Uthagamandalam, Mayanur (karur), Alangudi, Ponneri, Chennai Nungambakkam and Adirampattinam 1 each.

31.10.07 : Cuddalore 7, Panruti and Adirampattinam 4 each, Arantangi, Muthupet, Vedaranyam, Shenkottah, Karambakudi and Kuzhithurai 3 each, Villupuram, Thuckalay, Alangudi, Tirukoilur, Nagercoil and Pondicherry 1 each.

Season’s Rainfall for the period from 01.10.07 to 31.10.07 :



Excess : Coimbatore, Cuddalore, Kanyakumari, Madurai, Nagapattinam, Nilgiris, Perambalur, Ramanathapurm, Thanjavur, Theni, Thiruvallur, Thiruvannamalai, Tiruvarur, Tuticorin, Villupuram, Virudhunagar districts and Pondicherry.



Normal : Chennai, Dindigul, Erode, Kanchipuram, Karur, Krishnagiri, Namakkal, Pudukottai, Salem, Tirunelveli, Tiruchirapalli and Vellore districts.



Deficient :Dharmapuri and Sivaganga districts.



Chief synoptic features and its weather :

Last week's low pressure area moved westwards and emerged into Southeast Arabian Sea on 25th. A low pressure area formed over Southeast and adjoining Southwest Bay on 27th evening concentrated into a Depression in the morning of 28th, moving in a Westnorth Westerly direction it weakened in to a well marked low pressure area over West Central and adjoining Southwest Bay off North Tamilnadu – South Andhra coast on 29th morning it persisted on 30th and weakened into a low pressure area on 31st over the same area.

An upper air cyclonic circulation was seen over Comorin area and neighbourhood extending upto 2.1 km above sea level on 25th. An East-West trough line was seen over South Peninsula roughly along 10 Deg. North with an embedded cyclonic circulation over Southwest Bay extending upto 3.1 km above sea level on 26th, it extended upto Mid Trophospheric level on 27th. An upper air cyclonic circulation in association with the Depression and the well marked low pressure area extended upto Mid Trophospheric level on 28th and 29th and 31st. An East-West shear line was seen over Peninsula roughly along 13 Deg. North on 29th and it extended upto 5.8 km above sea level on 30th.

Rainfall : Rainfall occurred at most places over the state on 25th and 28th and at many places on 26th, 27th and 28th. Isolated rainfall occurred over the state during the remaining days of this week.

Damage Report : As per media reports, five deaths were reported in Cuddalore, four each from in Tiruvallur and Villupuram districts due to heavy rain and flood during this week.