TROPICAL CYCLONE INFORMATION  STATEMENT

WHCA31 TAPA  

TROPICAL STORM TAMMY WATCH STATEMENT  

ANTIGUA AND BARBUDA METEOROLOGICAL SERVICES  5 AM ECT THU, OCT 19, 2023  

THIS IS FOR ST KITTS AND NEVIS  

TROPICAL STORM TAMMY EXPECTED TO GRADUALLY STRENGTHEN AS  IT APPROACHES THE LEEWARD ISLANDS.  

A TROPICAL STORM WATCH IS NOW IN EFFECT FOR ST KITTS AND  NEVIS. A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM  CONDITIONS ARE POSSIBLE IN THE SPECIFIED AREA WITHIN 48 HOURS.  RESIDENTS SHOULD START TO IMPLEMENT THEIR HURRICANE  DISASTER PLANS.  

AT 5 AM ECT OR 0900Z THE CENTRE OF TROPICAL STORM TAMMY WAS  LOCATED NEAR LATITUDE 13.4 NORTH, LONGITUDE 54.8WEST OR  ABOUT 513 MILES EAST-SOUTHEAST OF ST KITTS AND 511 MILES EAST SOUTHEAST OF NEVIS. 

TAMMY IS MOVING TOWARD THE WEST AT 17 MILES PER HOUR. A TURN  TOWARD THE WEST-NORTHWEST IS FORECAST TONIGHT, FOLLOWED  BY A TURN TOWARD THE NORTHWEST FRIDAY OR SATURDAY.  

MAXIMUM SUSTAINED WINDS ARE NEAR 40 MPH WITH HIGHER GUSTS.  GRADUAL STRENGTHENING IS FORECAST DURING THE NEXT COUPLE  OF DAYS AND TAMMY COULD BE NEAR HURRICANE INTENSITY BY THE  END OF THE WEEKEND.  

TROPICAL STORM FORCE WINDS EXTEND UP TO 140 MILES FROM THE  CENTRE.  

THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 1006 MB OR 29.71  INCHES.  

ON ITS PROJECTED FORECAST PATH TAMMY COULD BE NEAR OR OVER  THE LEEWARD ISLANDS BY LATE FRIDAY OR EARLY SATURDAY WITH  PEAK WINDS CLOSE TO HURRICANE STRENGTH ALONG WITH HIGHER  GUSTS. ALSO, SHOWERS ARE EXPECTED TO MOVE ACROSS THE  ISLANDS IN THE NEXT 24 TO 36 HOURS. RAINFALL TOTALS OF UP TO 3  TO 6 INCHES ARE FORECAST TO OCCUR OVER A PERIOD OF LESS THAN  24 HRS. WITH THIS TYPE OF RAINFALL, RESIDENTS IN LOW LYING AND  FLOOD PRONED AREAS SHOULD BE PREPARED TO MOVE TO HIGHER  GROUNDS AS MODERATE FLASH FLOODING ARE POSSIBLE. RESIDENTS  NEAR SLOPES SHOULD PREPARE TO GUARD AGAINST MUDSLIDES.  

MARINERS SHOULD STAY IN PORT AND SEEK SAFE ANCHORAGE. SEAS  HAVE STARTED TO DETERIORATE AND WILL PEAK NEAR 13 FEET IN THE  NEXT 24 HOURS AS THE STORM DRAWS NEAR.  

ALL RESIDENTS ARE URGED TO MONITOR THE MOVEMENT OF  TROPICAL STORM TAMMY CLOSELY AND TAKE ACTION TO PROTECT  LIFE AND PROPERTY.  

A TROPICAL STORM WARNING IS LIKELY LATER TODAY.  THE NEXT ADVISORY WILL BE AT 12 MIDDAY TODAY OR SOONER. 

FORECASTER  LORNE SALMON

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