Regional Meteorological Centre Chennai

DISTRICT RAINFALL FORECAST FOR TAMIL NADU AND PUDUCHERRY

12.12.2019

Sub-region NAME OF THE DISTRICT RAINFALL  INTENSITY 12.12.19 13.12.19 14.12.19 15.12.19 16.12.19
THU FRI SAT SUN MON
NCTN & PDC TIRUVALLUR Intensity Light Light Light Light Dry
  Probability Likely Likely Likely Likely Likely
CHENNAI Intensity Light Light Light Light Dry
  Probability Likely Likely Likely Likely Likely
KANCHEEPURAM Intensity Light Light Light Light Dry
  Probability Likely Likely Likely Likely Likely
VILLUPURAM Intensity Light Light Moderate Light Light-Moderate
  Probability Likely Likely Likely Likely Likely
PUDUCHERRY Intensity Dry Light Light Light Isolated heavy 
  Probability Likely Likely Likely Likely Likely
CUDDALORE Intensity Light Isolated heavy  Moderate Isolated heavy  Isolated heavy 
  probability Likely Likely Likely Likely Likely
NAGAPATTINAM Intensity Light Isolated heavy  Isolated heavy  Isolated heavy  Isolated heavy 
  Probability Likely Likely Likely Likely Likely
KARAIKAL Intensity Dry Light Light-Moderate Light Light
  Probability Likely Likely Likely Likely Likely
TIRUVARUR Intensity Light Isolated heavy  Isolated heavy  Isolated heavy  Isolated heavy 
  Probability Likely Likely Likely Likely Likely
THANJAVUR Intensity Light Isolated heavy  Isolated heavy  Isolated heavy  Light-Moderate
  Probability Likely Likely Likely Likely Likely
PUDUKKOTTAI Intensity Light Isolated heavy  Isolated heavy  Isolated heavy  Light
  Probability Likely Very likely Likely Likely Likely
NITN VELLORE Intensity Dry Light Dry Light-Moderate Dry
  Probability Likely Very likely Very likely Very likely Likely
TIRUVANNAMALAI Intensity Dry Light Dry Light-Moderate Dry
  Probability Likely Likely Very likely Very likely Likely
ARIYALUR Intensity Dry Light Light-Moderate Light Dry
  Probability Likely Very likely Likely Likely Likely
PERAMBALUR Intensity Dry Dry Light Light Dry
  Probability Likely Very likely Likely Likely Likely
TRICHY Intensity Dry Light Light Light Light
  Probability Likely Very likely Likely Likely Likely
KARUR Intensity Dry Dry Light Light Dry
  Probability Likely Very likely Very likely Very likely Likely
NAMAKKAL Intensity Dry Dry Dry Light Dry
  Probability Likely Very likely Very likely Very likely Likely
SALEM Intensity Dry Light Light Light Light
  Probability Likely Very likely Very likely Very likely Likely
DHARMAPURI Intensity Dry Light Dry Light-Moderate Dry
  Probability Likely Very likely Very likely Very likely Likely
KRISHNAGIRI Intensity Dry Dry Dry Light Dry
  Probability Likely Very likely Very likely Very likely Likely
ERODE Intensity Dry Dry Light Light Dry
  Probability Likely Very likely Likely Likely Likely
NILGIRIS Intensity Light Light Light-Moderate Light-Moderate Light
  Probability Likely Very likely Likely Likely Likely
COIMBATORE Intensity Light Light Light Light-Moderate Light
  Probability Likely Very likely Very likely Very likely Likely
TIRUPPUR Intensity Dry Light Light-Moderate Moderate Light
  Probability Likely Very likely Very likely Very likely Likely
SITN THENI Intensity Dry Dry Dry Dry Light
  Probability Likely Very likely Very likely Very likely Likely
DINDIGUL Intensity Light Light Light-Moderate Moderate Light
  Probability Likely Very likely Very likely Very likely Likely
MADURAI Intensity Light Light Isolated heavy  Isolated heavy  Light
  Probability Likely Very likely Likely Likely Likely
VIRUDHUNAGAR Intensity Light Light Light-Moderate Light-Moderate Moderate
  Probability Likely Likely Likely Likely Likely
SIVAGANGA Intensity Dry Light Isolated heavy  Light Light-Moderate
  Probability Likely Likely Likely Likely Likely
SCTN RAMANATHAPURAM Intensity Light Light Isolated heavy  Isolated heavy  Light-Moderate
  Probability Likely Likely Likely Likely Likely
TOOTHUKUDI Intensity Light Light Isolated heavy  Light Light
  Probability Likely Likely Likely Likely Likely
TIRUNELVELI Intensity Light Light Light Light-Moderate Light
  Probability Likely Likely Likely Likely Likely
KANYAKUMARI Intensity Light Light Light Light Light
  Probability Likely Likely Likely Likely Likely

Legend 

Intensity of Rainfall                          
VL Very light Rainfall (0.1 to 2.4 mm)                     Warning Colour Codes
LIGHT Light rainfall (2.5-15.5 mm)   Distribution of Heavy Rainfall   Probability of Occurrence   Warning (Take Action)
MODERATE Moderate (15.6-64.4 mm)   Category % of stations   Likely 25-50   Alert (Be Prepared)
H Heavy Rainfall (64.5-115.5 mm)   ISOL 1-25   Very Likely 51-75   Watch (Be Updated)
VH Very Heavy Rainfall(115.6-204.4 mm)   SCT 26-50   Most Likely >75   No Warning (No Action)
XH Extremely Heavy Rainfall (>204 mm)                          
 

NCTN & PDC: North Coastal Tamil Nadu and Puducherry

NITN: North Interior Tamil Nadu

SCTN: South Coastal Tamil Nadu

SITN: South Interior Tamil Nadu

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