GOVERNMENT OF INDIA

BHARAT MAUSAM VIGYAN VIBHAG

INDIA METEOROLOGICAL DEPARTMENT

REGIONAL METEOROLOGICAL CENTRE, CHENNAI-600 006

WEEKLY WEATHER REPORT FOR TAMILNADU AND PUDUCHERRY FOR

THE WEEK ENDING 09th   APRIL  2014  /  19th   CHAITRA, 1936 (SAKA)

SUMMARY OF WEATHER

Week’s rainfall:

 

Normal:         Coimbatore and Tirunelveli districts.

 

Deficient:       Ramanathapuram and Theni districts.

 

Scanty:           Dindigul,  Kanyakumari,  Karur,  Nilgiris,  Salem,  Tiruvarur,  Toothukudi    and  Virudhunagar districts.

 

No Rain:        Ariyalur, Chennai, Cuddalore, Dharmapuri, Erode, Kancheepuram,    Krishnagiri, Madurai, Nagapattinam, Namakkal,  Perambalur, Pudukottai,   Sivaganga, Thanjavur, Tiruchirapalli,  Tiruppur, Tiruvallur, Tiruvannamalai, Vellore and   Villupuram   districts, Karaikal and  Puducherry. 

 

The Chief amounts of rainfall recorded in centimeters are:

06/04/2014:  Thenkasi (Tirunelveli Dist), Shencottah (Tirunelveli Dist) 4 each, Ayikudi (Tirunelveli Dist) 3, Valparai pto (Coimbatore Dist) 2, Sankarankoil (Tirunelveli Dist) 1.

07/04/2014:  Colachel (Kanyakumari Dist), Vilathikulam (Toothukudi Dist) 2 each.

08/04/2014:  Periyakulam (Theni Dist), Sankarankoil (Tirunelveli Dist) 4 each, Ayikudi (Tirunelveli Dist), Nilakottai (Dindigul Dist), Bodinaickanur (Theni Dist) 2 each, Kamudhi arg (Ramanathapuram Dist), Valparai pto (Coimbatore Dist), Thenkasi (Tirunelveli Dist), Kodaikanal (Dindigul Dist), Valparai taluk office (Coimbatore Dist) 1 each.

09/04/2014:  Sivagiri (Tirunelveli Dist) 4, Lower kothaiyar arg (Kanyakumari Dist) 3, Sankarankoil (Tirunelveli Dist), Valparai pto (Coimbatore Dist), Bhoothapandy (Kanyakumari Dist) 2 each, Pechiparai (Kanyakumari Dist), Devala (Nilgiris Dist), Periyar (Theni Dist) 1 each.

10/04/2014: Rasipuram (Namakkal Dist) 3, Aranmanaipudur (Theni Dist), Chinnakalar (Coimbatore Dist) 1 each.

Season’s rainfall for the period from 01.03.2014 to 09.04.2014: 

Normal:          Coimbatore,   Theni  and Tirunelveli  districts. 

 Deficient:        Dindigul,  Krishnagiri,  Nilgiris,  Toothukudi and Vellore districts.

 Scanty:           Cuddalore, Dharmapuri, Erode, Karur, Kanyakumari, Madurai, Ramanathapuram,  Salem,  Sivaganga, Tiruvarur,  Tiruchirapalli and Virudhunagar districts.

No Rain:         Ariyalur, Chennai, Kancheepuram,  Perambalur, Pudukottai,  Nagapattinam, Namakkal,  Thanjavur,  Tiruppur,  Tiruvallur, Tiruvannamalai,  and  Villupuram districts,  Puducherry and Karaikal.

 

Chief synoptic features and its associated weather: 

 

             A trough in Easterlies extended from Comorin area to South interior Karnataka across Tamilnadu in lower Tropospheric level on 4th and 5th.

             An upper air trough/wind discontinuity was seen from Chatisgarh to South Tamilnadu across Telangana and interior Tamilnadu extended upto 0.9 km above sea level on 9th.

 

Temperature:  

The maximum temperature were markedly above normal at many places over the State on  09th above normal at many places on 3rd, 5th  and 7th , at a few places on 6th and 8th  and below normal at one or two places on 4th and 9th over the State. They were nearly normal during the remaining days of the week.

 

Rainfall:  Rainfall occurred at isolated places over the State on 06th, 07th ,  08th and 09th and dry weather prevailed during the remaining days of the week. 

 

Damages:  As per press / media reports, three persons lost their lives and two persons got injured due to lightning and hailstorm in Tirunelveli district on 5th.

 

 

 

 

 

 

Regional Meteorological Centre,                                                      (S. R. RAMANAN) 

College Road, Chennai-6.                                                                   SCIENTIST ‘E’

Date: 11.04.2014                                                  for Deputy Director General of Meteorology 

 

 

RAINFALL STATEMENT

 

 

Rainfall for the week ending

09th   April  2014

Seasonal rainfall for the period from 01.03.2014  to 09.04.2014

Districts

Actual

(mm)

Normal

(mm)

Departure (%)

Actual

(mm)

Normal

(mm)

Departure (%)

Ariyalur

0

3

-100

0

16.9

-100

Chennai

0

0.3

-100

0

4.2

-100

Coimbatore

7.4

7.1

4

27.5

26.9

2

Cuddalore

0

1.4

-100

0

16.8

-99

Dharmapuri

0

5.9

-100

0.4

23.6

-98

Dindigul

4.4

11

-60

15.7

35.6

-56

Erode

0

6.5

-100

2

24.6

-92

Kancheepuram

0

0.2

-100

0

4.7

-100

Kanyakumari

10.5

26.8

-61

17.5

72.7

-76

Karaikal

0

2.1

-100

0

19.3

-100

Karur

0.4

6.6

-93

0.4

17.7

-98

Krishnagiri

0

4

-100

7.7

18.1

-58

Madurai

0

9.5

-100

0.4

33.5

-99

Nagapattinam

0

2.4

-100

0

21.9

-100

Namakkal

0

5.6

-100

0

19.2

-100

Nilgiris

1.2

18.4

-93

33.7

57.1

-41

Perambalur

0

2.3

-100

0

17.7

-100

Pudukottai

0

7.1

-100

0

21.3

-100

Ramanathapuram

6.3

9.9

-37

6.3

36.3

-83

Salem

0

9.2

-99

6.8

27.1

-75

Sivaganga

0

8.7

-100

1.6

28.1

-94

Thanjavur

0

2.9

-100

0

21

-100

Theni

8.7

18.1

-52

47.7

56.5

-16

Tirunelveli

21.7

20.2

8

79.8

72

11

Tiruppur

0

6.4

-100

0

22

-100

Tiruvallur

0

1

-100

0

6.8

-100

Tiruvannamalai

0

1.8

-100

0

13.8

-100

Tiruvarur

0.3

5.5

-94

0.3

23.3

-99

Toothukudi

2.1

15

-86

18.8

46.1

-59

Tiruchirapalli

0

4.7

-100

0.1

17.6

-99

Vellore

0

3.7

-100

5.6

13.4

-58

Villupuram

0

1.5

-100

0

11.4

-100

Virudhunagar

0.7

15.6

-96

15

47.8

-69

Puducherry

0.0

3.1

-100

0.0

19.7

-100

Tamilnadu

2.3

7.5

-70

10.2

27.4

-63

Tamilnadu and

Puducherry

2.3

7.5

-70

10.2

27.4

-63

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Excess: 20% or more,  Normal:   +19% to –19% , Deficient: -20% to –59%

Scanty: -60% to  -99%  and  No Rain:  -100 %  In calculation of excess, deficits

and their  percentage rainfall figures are taken to  0.1  mm.          

   (*) Rainfall less than 0.1 mm.