Post by NHC Olney Maryland on Sept 18, 2010 13:26:48 GMT -5
BULLETIN
HURRICANE IGOR ADVISORY NUMBER 42
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL/OLNEY MD AL112010
1100 AM AST SAT SEP 18 2010
...NEW HURRICANE HUNTER AIRCRAFT EN ROUTE TO IGOR...
...CONDITIONS ON BERMUDA ARE EXPECTED TO DETERIORATE THIS EVENING...
SUMMARY OF 1100 AM AST...1500 UTC...INFORMATION
-----------------------------------------------
LOCATION...26.0N 63.6W
ABOUT 440 MI...710 KM S OF BERMUDA
MAXIMUM SUSTAINED WINDS...110 MPH...175 KM/HR
PRESENT MOVEMENT...NW OR 310 DEGREES AT 12 MPH...19 KM/HR
MINIMUM CENTRAL PRESSURE...939 MB...27.73 INCHES
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY...
NONE.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
A HURRICANE WARNING IS IN EFFECT FOR...
* BERMUDA
FOR STORM INFORMATION SPECIFIC TO YOUR AREA OUTSIDE...PLEASE MONITOR
PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 1100 AM AST...1500 UTC...THE CENTER OF HURRICANE IGOR WAS LOCATED
NEAR LATITUDE 26.0 NORTH...LONGITUDE 63.6 WEST. IGOR IS MOVING
TOWARD THE NORTHWEST NEAR 12 MPH...19 KM/HR. A TURN TOWARD THE
NORTH-NORTHWEST IS EXPECTED THIS AFTERNOON OR TONIGHT FOLLOWED BY A
TURN TOWARD THE NORTH ON SUNDAY. ON THE FORECAST TRACK...THE
CENTER OF IGOR WILL PASS NEAR OR OVER BERMUDA LATE SUNDAY OR EARLY
MONDAY. HOWEVER...ADVERSE WEATHER CONDITIONS WILL BEGIN TO AFFECT
BERMUDA THIS EVENING.
MAXIMUM SUSTAINED WINDS ARE NEAR 110 MPH...175 KM/HR...WITH HIGHER
GUSTS. IGOR IS A CATEGORY TWO HURRICANE ON THE SAFFIR-SIMPSON
HURRICANE WIND SCALE. SOME FLUCTUATIONS IN STRENGTH ARE POSSIBLE
DURING THE NEXT 48 HOURS...AND IGOR IS EXPECTED TO REMAIN A
DANGEROUS HURRICANE AS IT APPROACHES BERMUDA.
IGOR REMAINS A VERY LARGE HURRICANE. HURRICANE FORCE WINDS EXTEND
OUTWARD UP TO 105 MILES...165 KM...FROM THE CENTER...AND TROPICAL
STORM FORCE WINDS EXTEND OUTWARD UP TO 345 MILES...555 KM. NOAA
BUOY 41049...LOCATED ABOUT 115 MILES...185 KM...NORTH OF THE CENTER
OF IGOR...RECENTLY REPORTED A SUSTAINED WIND OF 60 MPH...97 KM/HR...
AND A GUST OF 67 MPH...108 KM/HR.
ESTIMATED MINIMUM CENTRAL PRESSURE IS 939 MB...27.73 INCHES.
HAZARDS AFFECTING LAND
----------------------
WIND...TROPICAL STORM CONDITIONS ARE EXPECTED IN BERMUDA BY THIS
EVENING...WITH HURRICANE CONDITIONS EXPECTED BY SUNDAY AFTERNOON OR
EVENING.
RAINFALL...IGOR IS EXPECTED TO PRODUCE TOTAL RAINFALL ACCUMULATIONS
OF 5 TO 8 INCHES OVER BERMUDA.
STORM SURGE...A DANGEROUS STORM SURGE IS EXPECTED TO PRODUCE
SIGNIFICANT COASTAL FLOODING ON BERMUDA. THE SURGE WILL BE
ACCOMPANIED BY LARGE AND DESTRUCTIVE WAVES...ESPECIALLY ALONG THE
SOUTHERN COAST.
SURF...LARGE SWELLS WILL AFFECT AFFECT THE EAST COAST OF THE UNITED
STATES THROUGH THE WEEKEND. LARGE SWELLS WILL GRADUALLY SUBSIDE IN
THE LEEWARD ISLANDS...PUERTO RICO...THE VIRGIN ISLANDS...
HISPANIOLA...AND PORTIONS OF THE BAHAMAS DURING THE NEXT COUPLE OF
DAYS. THESE SWELLS ARE LIKELY TO CAUSE LIFE-THREATENING SURF AND
RIP CURRENTS. PLEASE CONSULT PRODUCTS FROM YOUR LOCAL WEATHER
OFFICE FOR ADDITIONAL INFORMATION.
NEXT ADVISORY
-------------
NEXT INTERMEDIATE ADVISORY...200 PM AST.
NEXT COMPLETE ADVISORY...500 PM AST.
HURRICANE IGOR ADVISORY NUMBER 42
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL/OLNEY MD AL112010
1100 AM AST SAT SEP 18 2010
...NEW HURRICANE HUNTER AIRCRAFT EN ROUTE TO IGOR...
...CONDITIONS ON BERMUDA ARE EXPECTED TO DETERIORATE THIS EVENING...
SUMMARY OF 1100 AM AST...1500 UTC...INFORMATION
-----------------------------------------------
LOCATION...26.0N 63.6W
ABOUT 440 MI...710 KM S OF BERMUDA
MAXIMUM SUSTAINED WINDS...110 MPH...175 KM/HR
PRESENT MOVEMENT...NW OR 310 DEGREES AT 12 MPH...19 KM/HR
MINIMUM CENTRAL PRESSURE...939 MB...27.73 INCHES
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY...
NONE.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
A HURRICANE WARNING IS IN EFFECT FOR...
* BERMUDA
FOR STORM INFORMATION SPECIFIC TO YOUR AREA OUTSIDE...PLEASE MONITOR
PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 1100 AM AST...1500 UTC...THE CENTER OF HURRICANE IGOR WAS LOCATED
NEAR LATITUDE 26.0 NORTH...LONGITUDE 63.6 WEST. IGOR IS MOVING
TOWARD THE NORTHWEST NEAR 12 MPH...19 KM/HR. A TURN TOWARD THE
NORTH-NORTHWEST IS EXPECTED THIS AFTERNOON OR TONIGHT FOLLOWED BY A
TURN TOWARD THE NORTH ON SUNDAY. ON THE FORECAST TRACK...THE
CENTER OF IGOR WILL PASS NEAR OR OVER BERMUDA LATE SUNDAY OR EARLY
MONDAY. HOWEVER...ADVERSE WEATHER CONDITIONS WILL BEGIN TO AFFECT
BERMUDA THIS EVENING.
MAXIMUM SUSTAINED WINDS ARE NEAR 110 MPH...175 KM/HR...WITH HIGHER
GUSTS. IGOR IS A CATEGORY TWO HURRICANE ON THE SAFFIR-SIMPSON
HURRICANE WIND SCALE. SOME FLUCTUATIONS IN STRENGTH ARE POSSIBLE
DURING THE NEXT 48 HOURS...AND IGOR IS EXPECTED TO REMAIN A
DANGEROUS HURRICANE AS IT APPROACHES BERMUDA.
IGOR REMAINS A VERY LARGE HURRICANE. HURRICANE FORCE WINDS EXTEND
OUTWARD UP TO 105 MILES...165 KM...FROM THE CENTER...AND TROPICAL
STORM FORCE WINDS EXTEND OUTWARD UP TO 345 MILES...555 KM. NOAA
BUOY 41049...LOCATED ABOUT 115 MILES...185 KM...NORTH OF THE CENTER
OF IGOR...RECENTLY REPORTED A SUSTAINED WIND OF 60 MPH...97 KM/HR...
AND A GUST OF 67 MPH...108 KM/HR.
ESTIMATED MINIMUM CENTRAL PRESSURE IS 939 MB...27.73 INCHES.
HAZARDS AFFECTING LAND
----------------------
WIND...TROPICAL STORM CONDITIONS ARE EXPECTED IN BERMUDA BY THIS
EVENING...WITH HURRICANE CONDITIONS EXPECTED BY SUNDAY AFTERNOON OR
EVENING.
RAINFALL...IGOR IS EXPECTED TO PRODUCE TOTAL RAINFALL ACCUMULATIONS
OF 5 TO 8 INCHES OVER BERMUDA.
STORM SURGE...A DANGEROUS STORM SURGE IS EXPECTED TO PRODUCE
SIGNIFICANT COASTAL FLOODING ON BERMUDA. THE SURGE WILL BE
ACCOMPANIED BY LARGE AND DESTRUCTIVE WAVES...ESPECIALLY ALONG THE
SOUTHERN COAST.
SURF...LARGE SWELLS WILL AFFECT AFFECT THE EAST COAST OF THE UNITED
STATES THROUGH THE WEEKEND. LARGE SWELLS WILL GRADUALLY SUBSIDE IN
THE LEEWARD ISLANDS...PUERTO RICO...THE VIRGIN ISLANDS...
HISPANIOLA...AND PORTIONS OF THE BAHAMAS DURING THE NEXT COUPLE OF
DAYS. THESE SWELLS ARE LIKELY TO CAUSE LIFE-THREATENING SURF AND
RIP CURRENTS. PLEASE CONSULT PRODUCTS FROM YOUR LOCAL WEATHER
OFFICE FOR ADDITIONAL INFORMATION.
NEXT ADVISORY
-------------
NEXT INTERMEDIATE ADVISORY...200 PM AST.
NEXT COMPLETE ADVISORY...500 PM AST.