Post by NHC Olney Maryland on Sept 14, 2010 16:53:57 GMT -5
BULLETIN
HURRICANE IGOR ADVISORY NUMBER 27
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL/OLNEY MD AL112010
500 PM AST TUE SEP 14 2010
... NOAA PLANE FINDS IGOR GETTING STRONGER AS IT MOVES WEST-NORTHWESTWARD...
SUMMARY OF 500 PM AST...2100 UTC...INFORMATION
----------------------------------------------
LOCATION...18.8N 53.1W
ABOUT 655 MI...1055 KM E OF THE NORTHERN LEEWARD ISLANDS
ABOUT 1180 MI...1905 KM SE OF BERMUDA
MAXIMUM SUSTAINED WINDS...145 MPH...230 KM/HR
PRESENT MOVEMENT...WNW OR 295 DEGREES AT 8 MPH...13 KM/HR
MINIMUM CENTRAL PRESSURE...933 MB...27.55 INCHES
WATCHES AND WARNINGS
--------------------
THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 500 PM AST...2100 UTC...THE CENTER OF HURRICANE IGOR WAS LOCATED
NEAR LATITUDE 18.8 NORTH...LONGITUDE 53.1 WEST. IGOR IS MOVING
TOWARD THE WEST-NORTHWEST NEAR 8 MPH...13 KM/HR. THIS GENERAL MOTION
IS EXPECTED TO CONTINUE TONIGHT...FOLLOWED BY A GRADUAL TURN TOWARD
THE NORTHWEST BY WEDNESDAY AFTERNOON.
MAXIMUM SUSTAINED WINDS ARE NEAR 145 MPH...230 KM/HR...WITH HIGHER
GUSTS. IGOR IS A CATEGORY FOUR HURRICANE ON THE
SAFFIR-SIMPSON HURRICANE WIND SCALE. SOME FLUCTUATIONS IN
INTENSITY ARE POSSIBLE DURING THE NEXT 48 HOURS...BUT IGOR IS
EXPECTED TO REMAIN A VERY POWERFUL HURRICANE THROUGH THURSDAY.
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 45 MILES...75 KM...FROM
THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 205
MILES...335 KM.
MINIMUM CENTRAL PRESSURE REPORTED BY A NOAA HURRICANE HUNTER IS 933 MB...27.55 INCHES.
HAZARDS AFFECTING LAND
----------------------
SURF...LARGE SWELLS GENERATED BY IGOR WILL BEGIN AFFECTING THE
LEEWARD ISLANDS TODAY...AND WILL REACH PUERTO RICO AND THE VIRGIN
ISLANDS TONIGHT AND WEDNESDAY. THESE SWELLS ARE LIKELY TO CAUSE
LIFE-THREATENING SURF AND RIP CURRENT CONDITIONS. PLEASE CONSULT
PRODUCTS FROM YOUR LOCAL WEATHER OFFICE FOR ADDITIONAL INFORMATION.
NEXT ADVISORY
-------------
NEXT COMPLETE ADVISORY...1100 PM AST.
HURRICANE IGOR ADVISORY NUMBER 27
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL/OLNEY MD AL112010
500 PM AST TUE SEP 14 2010
... NOAA PLANE FINDS IGOR GETTING STRONGER AS IT MOVES WEST-NORTHWESTWARD...
SUMMARY OF 500 PM AST...2100 UTC...INFORMATION
----------------------------------------------
LOCATION...18.8N 53.1W
ABOUT 655 MI...1055 KM E OF THE NORTHERN LEEWARD ISLANDS
ABOUT 1180 MI...1905 KM SE OF BERMUDA
MAXIMUM SUSTAINED WINDS...145 MPH...230 KM/HR
PRESENT MOVEMENT...WNW OR 295 DEGREES AT 8 MPH...13 KM/HR
MINIMUM CENTRAL PRESSURE...933 MB...27.55 INCHES
WATCHES AND WARNINGS
--------------------
THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 500 PM AST...2100 UTC...THE CENTER OF HURRICANE IGOR WAS LOCATED
NEAR LATITUDE 18.8 NORTH...LONGITUDE 53.1 WEST. IGOR IS MOVING
TOWARD THE WEST-NORTHWEST NEAR 8 MPH...13 KM/HR. THIS GENERAL MOTION
IS EXPECTED TO CONTINUE TONIGHT...FOLLOWED BY A GRADUAL TURN TOWARD
THE NORTHWEST BY WEDNESDAY AFTERNOON.
MAXIMUM SUSTAINED WINDS ARE NEAR 145 MPH...230 KM/HR...WITH HIGHER
GUSTS. IGOR IS A CATEGORY FOUR HURRICANE ON THE
SAFFIR-SIMPSON HURRICANE WIND SCALE. SOME FLUCTUATIONS IN
INTENSITY ARE POSSIBLE DURING THE NEXT 48 HOURS...BUT IGOR IS
EXPECTED TO REMAIN A VERY POWERFUL HURRICANE THROUGH THURSDAY.
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 45 MILES...75 KM...FROM
THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 205
MILES...335 KM.
MINIMUM CENTRAL PRESSURE REPORTED BY A NOAA HURRICANE HUNTER IS 933 MB...27.55 INCHES.
HAZARDS AFFECTING LAND
----------------------
SURF...LARGE SWELLS GENERATED BY IGOR WILL BEGIN AFFECTING THE
LEEWARD ISLANDS TODAY...AND WILL REACH PUERTO RICO AND THE VIRGIN
ISLANDS TONIGHT AND WEDNESDAY. THESE SWELLS ARE LIKELY TO CAUSE
LIFE-THREATENING SURF AND RIP CURRENT CONDITIONS. PLEASE CONSULT
PRODUCTS FROM YOUR LOCAL WEATHER OFFICE FOR ADDITIONAL INFORMATION.
NEXT ADVISORY
-------------
NEXT COMPLETE ADVISORY...1100 PM AST.