#371 Postby Chacor » Sat Jun 05, 2010 9:27 am
Down to a 40 kt Cyclonic Storm from IMD. IMD forecasting landfall between 0300 and 0600Z.
TROPICAL STORM ‘PHET’ ADVISORY NO. THIRTY THREE ISSUED AT 1200 UTC OF 05 JUNE 2010 BASED ON 0900 UTC OF 05 JUNE 2010.
THE CYCLONIC STORM, “PHET” OVER NORTHWEST ARABIAN SEA OFF MAKARAN COAST REMAINED PRACTICALLY STATIONARY AND LAY CENTRED AT 0900 UTC OF TODAY, THE 5TH JUNE 2010 NEAR LAT. 24.50N AND LONG. 61.00E, ABOUT 120 KM SOUTHWEST OF JIWANI (PAKISTAN), 600 KM WEST-SOUTHWEST OF KARACHI (PAKISTAN), 300 KM NORTHEAST OF SUR (OMAN) AND 800 KM WEST-NORTHWEST OF NALIYA (KUTCH, GUJARAT).
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.
THE NEAREST SHIP LOCATED AT LAT. 24.70N AND LONG. 60.90E REPORTED MSLP OF 996 HPA AND WIND 060/35 KNOTS AT 0900 UTC. JIWANI (42756) OF PAKISTAN REPORTED MSLP OF 1000.0 WITH 24 HRS PRESSURE FALL OF 6.1 HPA AND EASTERLY WIND OF 30 KNOTS
SATELLITE IMAGERIES SHOW BROKEN INTENSE CONVECTION OVER SOUTHWEST PAKISTAN ADJOINING IRAN AND ARABIAN SEA NORTH OF LAT. 21.50N AND WEST OF LONG.63.50E. THE LOWEST CLOUD TOP TEMPERATURE DUE TO CONVECTION IS -500 C IN ASSOCIATION WITH THE SYSTEM.
VERTICAL WIND SHEAR OF HORIZONTAL WIND OVER THE REGION IS MODERATE TO HIGH AS THE SYSTEM IS UNDER THE INFLUENCE OF MID LATITUDE WESTERLIES. THE SYSTEM LIES TO NORTH OF UPPER TROPOSPHERIC RIDGE, WHICH ROUGHLY RUNS ALONG 23.00 N OVER THE REGION. .
THE SYSTEM WOULD WEAKEN FURTHER AND MOVE EAST-NORTHEASTWARDS AND CROSS PAKISTAN COAST NEAR 64.0ºE BETWEEN 0300 AND 0600 UTC OF TOMORROW, THE 06 JUNE 2010.
GALE FORCE WIND SPEED REACHING 65-75 KMPH GUSTING TO 85 KMPH WOULD OCCUR ALONG AND OFF MAKARAN COAST DURING NEXT 12 HRS AND REDUCE TO 55-65 KMPH THEREAFTER. SEA CONDITION WILL BE HIGH ALONG AND OFF THIS COAST DURING NEXT 12 HOURS AND VERY ROUGH THEREAFTER.
STORM SURGE GUIDANCE: STORM SURGE OF ABOUT 1-2 METERS ABOVE THE ASTRONOMICAL TIDE WOULD OCCUR AROUND THE TIME OF LANDFALL.
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