Post by NHC Olney Maryland on Sept 17, 2010 11:13:11 GMT -5
BULLETIN
HURRICANE IGOR ADVISORY NUMBER 35
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL/OLNEY MD AL112010
500 PM AST THU SEP 16 2010
...HURRICANE HUNTER AIRCRAFT REACHES IGOR...
SUMMARY OF 500 PM AST...2100 UTC...INFORMATION
----------------------------------------------
LOCATION...21.7N 58.1W
ABOUT 405 MI...650 KM NE OF THE NORTHERN LEEWARD ISLANDS
ABOUT 840 MI...1350 KM SSE OF BERMUDA
MAXIMUM SUSTAINED WINDS...125 MPH...205 KM/HR
PRESENT MOVEMENT...NW OR 310 DEGREES AT 8 MPH...13 KM/HR
MINIMUM CENTRAL PRESSURE...940 MB...27.76 INCHES
WATCHES AND WARNINGS
--------------------
THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.
INTERESTS IN BERMUDA SHOULD CLOSELY FOLLOW THE PROGRESS OF IGOR.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 500 PM AST...2100 UTC...THE CENTER OF HURRICANE IGOR WAS LOCATED
NEAR LATITUDE 21.7 NORTH...LONGITUDE 58.1 WEST. IGOR IS MOVING
TOWARD THE NORTHWEST NEAR 8 MPH...13 KM/HR. THIS GENERAL MOTION
WITH AN INCREASE IN FORWARD SPEED IS EXPECTED OVER THE NEXT COUPLE
OF DAYS.
MAXIMUM SUSTAINED WINDS ARE NEAR 130 MPH...210 KM/HR...WITH HIGHER
GUSTS. IGOR IS A CATEGORY THREE HURRICANE ON THE SAFFIR-SIMPSON
SCALE. SOME FLUCTUATIONS IN STRENGTH ARE POSSIBLE DURING THE NEXT
COUPLE OF DAYS...BUT IGOR IS EXPECTED TO REMAIN A LARGE AND
POWERFUL HURRICANE.
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 SUSTAINED WINDS
OF 70 MPH...113 KM/HR....WITH GUSTS TO 81 MPH...130 KM/HR.
THE LATEST MINIMUM CENTRAL PRESSURE REPORTED BY AN AIR FORCE RESERVE
HURRICANE HUNTER AIRCRAFT IS 940 MB...27.76 INCHES.
HAZARDS AFFECTING LAND
----------------------
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...WORSENING AS IGOR APPROACHES. SWELLS WILL REACH THE EAST
COAST OF THE UNITED STATES LATER TODAY AND FRIDAY AND CONTINUE
THROUGH THE WEEKEND. 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 35
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL/OLNEY MD AL112010
500 PM AST THU SEP 16 2010
...HURRICANE HUNTER AIRCRAFT REACHES IGOR...
SUMMARY OF 500 PM AST...2100 UTC...INFORMATION
----------------------------------------------
LOCATION...21.7N 58.1W
ABOUT 405 MI...650 KM NE OF THE NORTHERN LEEWARD ISLANDS
ABOUT 840 MI...1350 KM SSE OF BERMUDA
MAXIMUM SUSTAINED WINDS...125 MPH...205 KM/HR
PRESENT MOVEMENT...NW OR 310 DEGREES AT 8 MPH...13 KM/HR
MINIMUM CENTRAL PRESSURE...940 MB...27.76 INCHES
WATCHES AND WARNINGS
--------------------
THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.
INTERESTS IN BERMUDA SHOULD CLOSELY FOLLOW THE PROGRESS OF IGOR.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 500 PM AST...2100 UTC...THE CENTER OF HURRICANE IGOR WAS LOCATED
NEAR LATITUDE 21.7 NORTH...LONGITUDE 58.1 WEST. IGOR IS MOVING
TOWARD THE NORTHWEST NEAR 8 MPH...13 KM/HR. THIS GENERAL MOTION
WITH AN INCREASE IN FORWARD SPEED IS EXPECTED OVER THE NEXT COUPLE
OF DAYS.
MAXIMUM SUSTAINED WINDS ARE NEAR 130 MPH...210 KM/HR...WITH HIGHER
GUSTS. IGOR IS A CATEGORY THREE HURRICANE ON THE SAFFIR-SIMPSON
SCALE. SOME FLUCTUATIONS IN STRENGTH ARE POSSIBLE DURING THE NEXT
COUPLE OF DAYS...BUT IGOR IS EXPECTED TO REMAIN A LARGE AND
POWERFUL HURRICANE.
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 SUSTAINED WINDS
OF 70 MPH...113 KM/HR....WITH GUSTS TO 81 MPH...130 KM/HR.
THE LATEST MINIMUM CENTRAL PRESSURE REPORTED BY AN AIR FORCE RESERVE
HURRICANE HUNTER AIRCRAFT IS 940 MB...27.76 INCHES.
HAZARDS AFFECTING LAND
----------------------
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...WORSENING AS IGOR APPROACHES. SWELLS WILL REACH THE EAST
COAST OF THE UNITED STATES LATER TODAY AND FRIDAY AND CONTINUE
THROUGH THE WEEKEND. 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.