** WTIN20 DEMS 160610 *** TROPICAL WEATHER OUTLOOK ------------------------ DEMS-RSMC TROPICAL CYCLONES NEW DELHI 16-07-2006 (.) TROPICAL WEATHER OUTLOOK FOR NORTH INDIAN OCEAN (THE BAY OF BENGAL AND THE ARABIAN SEA ) VALID FOR NEXT 24 HOURS ISSUED AT 0600 UTC (.) CONVECTIVE CLOUDS ARE SEEN OVER CENTRAL AND ADJOINING EAST CENTRAL BAY OF BENGAL NORTH ANDAMAN SEA AND EAST CENTRAL AND PARTS OF SOUTH EAST ARABIAN SEA (.) RIDGE LINE AT 200 HPA RUNS ALONG 30 DEG. NORTH OVER THE INDIAN REGION (.) ** WTPZ24 KNHC 160832 *** TCMEP4 TROPICAL STORM CARLOTTA FORECAST/ADVISORY NUMBER 18 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL EP042006 0900 UTC SUN JUL 16 2006 TROPICAL STORM CENTER LOCATED NEAR 19.9N 120.5W AT 16/0900Z POSITION ACCURATE WITHIN 30 NM PRESENT MOVEMENT TOWARD THE WEST OR 280 DEGREES AT 10 KT ESTIMATED MINIMUM CENTRAL PRESSURE 1002 MB MAX SUSTAINED WINDS 40 KT WITH GUSTS TO 50 KT. 34 KT....... 60NE 60SE 60SW 60NW. 12 FT SEAS..125NE 75SE 75SW 75NW. WINDS AND SEAS VARY GREATLY IN EACH QUADRANT. RADII IN NAUTICAL MILES ARE THE LARGEST RADII EXPECTED ANYWHERE IN THAT QUADRANT. REPEAT...CENTER LOCATED NEAR 19.9N 120.5W AT 16/0900Z AT 16/0600Z CENTER WAS LOCATED NEAR 19.8N 120.0W FORECAST VALID 16/1800Z 20.2N 122.0W MAX WIND 30 KT...GUSTS 40 KT. FORECAST VALID 17/0600Z 20.5N 124.0W...REMNANT LOW MAX WIND 25 KT...GUSTS 35 KT. FORECAST VALID 17/1800Z 20.5N 125.9W...REMNANT LOW MAX WIND 25 KT...GUSTS 35 KT. FORECAST VALID 18/0600Z 20.5N 127.5W...REMNANT LOW MAX WIND 20 KT...GUSTS 25 KT. FORECAST VALID 19/0600Z...DISSIPATED EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 200 NM ON DAY 4 AND 250 NM ON DAY 5...AND FOR INTENSITY NEAR 20 KT EACH DAY OUTLOOK VALID 20/0600Z...DISSIPATED OUTLOOK VALID 21/0600Z...DISSIPATED REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 19.9N 120.5W NEXT ADVISORY AT 16/1500Z $$ FORECASTER PASCH ** WTPZ44 KNHC 160832 *** TCDEP4 TROPICAL STORM CARLOTTA DISCUSSION NUMBER 18 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL EP042006 200 AM PDT SUN JUL 16 2006 CARLOTTA CONSISTS OF A SWIRL OF LOW CLOUDS WITH A FEW SHOWERS OVER THE SOUTHERN PORTION OF THE CIRCULATION. IT IS DIFFICULT TO ASSESS THE INTENSITY OF THE TROPICAL CYCLONE VIA THE DVORAK TECHNIQUE SINCE THERE IS SO LITTLE ASSOCIATED DEEP CONVECTION. DVORAK CURRENT INTENSITY... C.I. ... NUMBERS ARE INVARIABLY TOO HIGH IN THESE CASES. USING AN AVERAGE OF THE T- AND C.I. NUMBERS USUALLY GIVES A MORE REASONABLE RESULT. TAKING THE MEAN OF THESE VALUES FROM THE TAFB CLASSIFICATION GIVES 40 KT...AND EVEN THIS MAY BE GENEROUS. IN ANY EVENT THE SYSTEM SHOULD CONTINUE TO SPIN DOWN OVER COOLER WATERS AND BE REDUCED TO A REMNANT LOW PRESSURE AREA WITHIN 24 HOURS. THE MOTION CONTINUES AT ABOUT 280/10. THERE IS LITTLE CHANGE TO THE TRACK FORECAST REASONING FROM THE PREVIOUS PACKAGE. THE WEAKENING CYCLONE SHOULD BE STEERED MAINLY BY THE LOWER-TROPOSPHERIC EASTERLIES TO THE SOUTH OF A SUBTROPICAL HIGH PRESSURE AREA. A CONTINUED WESTWARD TRACK IS LIKELY UNTIL DISSIPATION. THE OFFICIAL FORECAST TRACK IS A LITTLE TO THE SOUTH OF THE DYNAMICAL GUIDANCE. FORECAST POSITIONS AND MAX WINDS INITIAL 16/0900Z 19.9N 120.5W 40 KT 12HR VT 16/1800Z 20.2N 122.0W 30 KT 24HR VT 17/0600Z 20.5N 124.0W 25 KT...REMNANT LOW 36HR VT 17/1800Z 20.5N 125.9W 25 KT...REMNANT LOW 48HR VT 18/0600Z 20.5N 127.5W 20 KT...REMNANT LOW 72HR VT 19/0600Z...DISSIPATED $$ FORECASTER PASCH