RSMC – TROPICAL CYCLONES, NEW DELHI
 
TROPICAL STORM ‘LAILA’ ADVISORY NO. TWO ISSUED AT 0600 UTC OF 18TH MAY 2010 BASED ON 0300 UTC CHARTS OF 18TH MAY.
 
THE CYCLONIC STORM ‘LAILA’ OVER SOUTHEAST AND ADJOINING SOUTHWEST BAY OF BENGAL MOVED WEST-NORTHWESTWARDS AND LAY CENTRED AT 0300 UTC OF TODAY, THE 18TH MAY 2010 OVER SOUTHEAST AND ADJOINING SOUTHWEST BAY OF BENGAL NEAR LATITUDE 12.00N AND 85.50E, ABOUT 570 KM EAST-SOUTHEAST OF CHENNAI, 690 KM SOUTHEAST OF VISAKHAPATNAM AND 1250 KM SOUTH-SOUTHWEST OF KOLKATA.
 
SUSTAINED MAXIMUM SURFACE WIND SPEED IS ESTIMATED TO BE ABOUT 40 KNOTS. THE STATE OF THE SEA IS HIGH AROUND THE SYSTEM CENTRE. THE ESTIMATED CENTRAL PRESSURE IS ABOUT 996 HPA.
SATELLITE IMAGERY INDICATES BANDING PATTERN OF THE SYSTEM. THE INTENSITY OF THE SYSTEM IS T2.5. ASSOCIATED BROKEN INTENSE TO VERY INTENSE CONVECTION OBSERVED OVER THE BAY OF BENGAL BETWEEN LAT. 8.50 N TO 17.00 N. THE LOWEST CLOUD TOP TEMPERATURE (CTT) DUE TO CONVECTION IS AROUND -800C IN ASSOCIATION WITH THE SYSTEM.
VERTICAL WIND SHEAR OF HORIZONTAL WIND OVER THE REGION IS LOW TO MODERATE (10-20 KNOTS)