Post by NHC Olney Maryland on Sept 17, 2010 11:22:59 GMT -5
BULLETIN
HURRICANE IGOR ADVISORY NUMBER 37
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL/OLNEY MD AL112010
500 AM AST FRI SEP 17 2010
...DANGEROUS IGOR EXPECTED TO REMAIN A MAJOR HURRICANE FOR A COUPLE
MORE DAYS...
SUMMARY OF 500 AM AST...0900 UTC...INFORMATION
----------------------------------------------
LOCATION...22.4N 59.4W
ABOUT 760 MI...1225 KM SSE OF BERMUDA
ABOUT 375 MI...605 KM NE OF THE NORTHERN LEEWARD ISLANDS
MAXIMUM SUSTAINED WINDS...125 MPH...205 KM/HR
PRESENT MOVEMENT...NW OR 305 DEGREES AT 9 MPH...15 KM/HR
MINIMUM CENTRAL PRESSURE...935 MB...27.61 INCHES
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY...
NONE.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
A HURRICANE WATCH IS IN EFFECT FOR...
* BERMUDA
A HURRICANE WATCH MEANS THAT HURRICANE CONDITIONS ARE POSSIBLE
WITHIN THE WATCH AREA. A WATCH IS TYPICALLY ISSUED 48 HOURS
BEFORE THE ANTICIPATED FIRST OCCURRENCE OF TROPICAL-STORM-FORCE
WINDS...CONDITIONS THAT MAKE OUTSIDE PREPARATIONS DIFFICULT OR
DANGEROUS.
FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR
PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 500 AM AST...0900 UTC...THE EYE OF HURRICANE IGOR WAS LOCATED
NEAR LATITUDE 22.4 NORTH...LONGITUDE 59.4 WEST. IGOR IS MOVING
TOWARD THE NORTHWEST NEAR 9 MPH...15 KM/HR. THIS GENERAL MOTION
WITH AN INCREASE IN FORWARD SPEED IS EXPECTED OVER THE NEXT COUPLE
OF DAYS. ON THE FORECAST TRACK...THE CENTER OF THE HURRICANE WILL
BE APPROACHING BERMUDA ON SUNDAY.
MAXIMUM SUSTAINED WINDS REMAIN NEAR 125 MPH...205 KM/HR...WITH
HIGHER GUSTS. IGOR IS A CATEGORY THREE HURRICANE ON THE SAFFIR-
SIMPSON HURRICANE WIND SCALE. SOME FLUCTUATIONS IN STRENGTH ARE
POSSIBLE DURING THE NEXT COUPLE OF DAYS...BUT IGOR IS EXPECTED TO
REMAIN A POWERFUL HURRICANE.
IGOR IS AN EXTREMELY LARGE TROPICAL CYCLONE. HURRICANE FORCE WINDS
EXTEND OUTWARD UP TO 105 MILES...165 KM...FROM THE CENTER...AND
TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 290 MILES...465 KM.
NOAA BUOY 41044 RECENTLY REPORTED A SUSTAINED WIND OF 59 MPH...
95 KM/HR...AND A GUST TO 80 MPH...129 KM/HR.
ESTIMATED MINIMUM CENTRAL PRESSURE IS 935 MB...27.61 INCHES.
HAZARDS AFFECTING LAND
----------------------
WIND...TROPICAL STORM CONDITIONS ARE POSSIBLE IN BERMUDA BY LATE
SATURDAY...WITH HURRICANE CONDITIONS POSSIBLE ON SUNDAY.
SURF...LARGE SWELLS WILL CONTINUE TO AFFECT THE LEEWARD ISLANDS...
PUERTO RICO...THE VIRGIN ISLANDS...HISPANIOLA...AND PORTIONS OF THE
BAHAMAS DURING THE NEXT COUPLE OF DAYS. THESE SWELLS WILL ALSO
CAUSE DANGEROUS SURF CONDITIONS IN BERMUDA DURING THE NEXT SEVERAL
DAYS...WHICH WILL WORSEN AS IGOR APPROACHES. SWELLS WILL CONTINUE
TO AFFECT THE EAST COAST OF THE UNITED STATES THROUGH THE WEEKEND.
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...800 AM AST.
NEXT COMPLETE ADVISORY...1100 AM AST.
HURRICANE IGOR ADVISORY NUMBER 37
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL/OLNEY MD AL112010
500 AM AST FRI SEP 17 2010
...DANGEROUS IGOR EXPECTED TO REMAIN A MAJOR HURRICANE FOR A COUPLE
MORE DAYS...
SUMMARY OF 500 AM AST...0900 UTC...INFORMATION
----------------------------------------------
LOCATION...22.4N 59.4W
ABOUT 760 MI...1225 KM SSE OF BERMUDA
ABOUT 375 MI...605 KM NE OF THE NORTHERN LEEWARD ISLANDS
MAXIMUM SUSTAINED WINDS...125 MPH...205 KM/HR
PRESENT MOVEMENT...NW OR 305 DEGREES AT 9 MPH...15 KM/HR
MINIMUM CENTRAL PRESSURE...935 MB...27.61 INCHES
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY...
NONE.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
A HURRICANE WATCH IS IN EFFECT FOR...
* BERMUDA
A HURRICANE WATCH MEANS THAT HURRICANE CONDITIONS ARE POSSIBLE
WITHIN THE WATCH AREA. A WATCH IS TYPICALLY ISSUED 48 HOURS
BEFORE THE ANTICIPATED FIRST OCCURRENCE OF TROPICAL-STORM-FORCE
WINDS...CONDITIONS THAT MAKE OUTSIDE PREPARATIONS DIFFICULT OR
DANGEROUS.
FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR
PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 500 AM AST...0900 UTC...THE EYE OF HURRICANE IGOR WAS LOCATED
NEAR LATITUDE 22.4 NORTH...LONGITUDE 59.4 WEST. IGOR IS MOVING
TOWARD THE NORTHWEST NEAR 9 MPH...15 KM/HR. THIS GENERAL MOTION
WITH AN INCREASE IN FORWARD SPEED IS EXPECTED OVER THE NEXT COUPLE
OF DAYS. ON THE FORECAST TRACK...THE CENTER OF THE HURRICANE WILL
BE APPROACHING BERMUDA ON SUNDAY.
MAXIMUM SUSTAINED WINDS REMAIN NEAR 125 MPH...205 KM/HR...WITH
HIGHER GUSTS. IGOR IS A CATEGORY THREE HURRICANE ON THE SAFFIR-
SIMPSON HURRICANE WIND SCALE. SOME FLUCTUATIONS IN STRENGTH ARE
POSSIBLE DURING THE NEXT COUPLE OF DAYS...BUT IGOR IS EXPECTED TO
REMAIN A POWERFUL HURRICANE.
IGOR IS AN EXTREMELY LARGE TROPICAL CYCLONE. HURRICANE FORCE WINDS
EXTEND OUTWARD UP TO 105 MILES...165 KM...FROM THE CENTER...AND
TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 290 MILES...465 KM.
NOAA BUOY 41044 RECENTLY REPORTED A SUSTAINED WIND OF 59 MPH...
95 KM/HR...AND A GUST TO 80 MPH...129 KM/HR.
ESTIMATED MINIMUM CENTRAL PRESSURE IS 935 MB...27.61 INCHES.
HAZARDS AFFECTING LAND
----------------------
WIND...TROPICAL STORM CONDITIONS ARE POSSIBLE IN BERMUDA BY LATE
SATURDAY...WITH HURRICANE CONDITIONS POSSIBLE ON SUNDAY.
SURF...LARGE SWELLS WILL CONTINUE TO AFFECT THE LEEWARD ISLANDS...
PUERTO RICO...THE VIRGIN ISLANDS...HISPANIOLA...AND PORTIONS OF THE
BAHAMAS DURING THE NEXT COUPLE OF DAYS. THESE SWELLS WILL ALSO
CAUSE DANGEROUS SURF CONDITIONS IN BERMUDA DURING THE NEXT SEVERAL
DAYS...WHICH WILL WORSEN AS IGOR APPROACHES. SWELLS WILL CONTINUE
TO AFFECT THE EAST COAST OF THE UNITED STATES THROUGH THE WEEKEND.
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...800 AM AST.
NEXT COMPLETE ADVISORY...1100 AM AST.