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Hurricane GONZALO Public Advisory Number 23A
2014-10-18 07:58:56| National Hurricane Center (Atlantic)
Issued at 200 AM AST SAT OCT 18 2014 000 WTNT33 KNHC 180558 TCPAT3 BULLETIN HURRICANE GONZALO INTERMEDIATE ADVISORY NUMBER 23A NWS NATIONAL HURRICANE CENTER MIAMI FL AL082014 200 AM AST SAT OCT 18 2014 ...GONZALO STILL PRODUCING HURRICANE-FORCE WIND GUSTS AS IT MOVES AWAY FROM BERMUDA... SUMMARY OF 200 AM AST...0600 UTC...INFORMATION ---------------------------------------------- LOCATION...33.5N 63.9W ABOUT 100 MI...160 KM NE OF BERMUDA MAXIMUM SUSTAINED WINDS...105 MPH...165 KM/H PRESENT MOVEMENT...NNE OR 30 DEGREES AT 17 MPH...28 KM/H MINIMUM CENTRAL PRESSURE...955 MB...28.20 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY... NONE. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A HURRICANE WARNING IS IN EFFECT FOR... * BERMUDA A TROPICAL STORM WATCH IS EFFECT FOR... * ARNOLDS COVE TO CHAPELS COVE A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA...IN THIS CASE WITHIN 36 HOURS. FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 200 AM AST...0600 UTC...THE CENTER OF HURRICANE GONZALO WAS LOCATED NEAR LATITUDE 33.5 NORTH...LONGITUDE 63.9 WEST. GONZALO IS MOVING TOWARD THE NORTH-NORTHEAST NEAR 17 MPH...28 KM/H. A CONTINUED NORTH-NORTHEASTWARD MOTION WITH AN INCREASE IN FORWARD SPEED IS EXPECTED TODAY. ON THE FORECAST TRACK...THE CENTER OF GONZALO WILL CONTINUE TO MOVE AWAY FROM BERMUDA TODAY...AND PASS JUST TO THE SOUTHEAST OF NEWFOUNDLAND ON SUNDAY. MAXIMUM SUSTAINED WINDS HAVE DECREASED TO NEAR 105 MPH...165 KM/H... WITH HIGHER GUSTS. ADDITIONAL SLOW WEAKENING IS EXPECTED OVERNIGHT...WITH FASTER WEAKENING FORECAST TO OCCUR BY THIS AFTERNOON WHEN GONZALO MOVES OVER COOLER WATERS. HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 45 MILES...75 KM...FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 175 MILES...280 KM. A SUSTAINED WIND OF 59 MPH...95 KM/H...AND A GUST TO 70 MPH...113 KM/H...WERE RECENTLY REPORTED AT THE BERMUDA AIRPORT. A SUSTAINED WIND OF 61 MPH...98 KM/H...AND A GUST TO 82 MPH...132 KM/H...WERE RECENTLY REPORTED AT AN ELEVATED OBSERVATION SITE AT COMMISSIONER'S POINT BERMUDA. A SUSTAINED WIND OF 52 MPH...84 KM/H...AND A GUST TO 87 MPH...139 KM/H...WERE RECENTLY REPORTED AT AN ELEVATED OBSERVATION SITE AT ST. DAVID'S BERMUDA NEAR THE AIRPORT. THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 955 MB...28.20 INCHES. HAZARDS AFFECTING LAND ---------------------- WIND...HURRICANE-FORCE WIND GUSTS ARE EXPECTED TO CONTINUE ON BERMUDA FOR THE NEXT COUPLE OF HOURS...WITH TROPICAL STORM CONDITIONS EXPECTED OVERNIGHT. IT SHOULD BE NOTED THAT WIND SPEEDS ATOP AND ON THE WINDWARD SIDES OF HILLY TERRAIN ARE OFTEN UP TO 30 PERCENT STRONGER THAN AT THE SURFACE...AND IN SOME ELEVATED LOCATIONS CAN BE EVEN GREATER. TROPICAL STORM CONDITIONS ARE POSSIBLE IN THE TROPICAL STORM WATCH AREA IN NEWFOUNDLAND BY EARLY SUNDAY. STORM SURGE...A DANGEROUS AND LIFE-THREATENING STORM SURGE IS EXPECTED TO PRODUCE SIGNIFICANT COASTAL FLOODING IN BERMUDA. NEAR THE COAST...THE SURGE WILL BE ACCOMPANIED BY LARGE AND DESTRUCTIVE WAVES. RAINFALL...GONZALO IS EXPECTED TO PRODUCE TOTAL RAIN ACCUMULATIONS OF 3 TO 5 INCHES OVER BERMUDA. SURF...LARGE SWELLS GENERATED BY GONZALO ARE STILL AFFECTING PORTIONS OF THE VIRGIN ISLANDS...THE NORTHERN COASTS OF PUERTO RICO AND THE DOMINICAN REPUBLIC...PORTIONS OF THE BAHAMAS...PORTIONS OF THE UNITED STATES EAST COAST...AND BERMUDA. SWELLS WILL SPREAD NORTHWARD INTO PORTIONS OF ATLANTIC CANADA TODAY THROUGH SUNDAY. THESE SWELLS WILL LIKELY CAUSE LIFE-THREATENING SURF AND RIP CURRENT CONDITIONS. FOR MORE INFORMATION...PLEASE CONSULT PRODUCTS FROM YOUR LOCAL WEATHER OFFICE. NEXT ADVISORY ------------- NEXT COMPLETE ADVISORY...500 AM AST. $$ FORECASTER BRENNAN
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