Post by NHC Olney Maryland on Sept 21, 2010 10:38:20 GMT -5
BULLETIN
HURRICANE IGOR ADVISORY NUMBER 52
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL/OLNEY MD AL112010
1100 PM AST MON SEP 20 2010
...SOON TO BE EXTRATROPICAL IGOR HEADED RAPIDLY TOWARD EASTERN
NEWFOUNDLAND...
SUMMARY OF 1100 PM AST...0300 UTC...INFORMATION
-----------------------------------------------
LOCATION...39.9N 59.3W
ABOUT 565 MI...905 KM SW OF CAPE RACE NEWFOUNDLAND
MAXIMUM SUSTAINED WINDS...75 MPH...120 KM/HR
PRESENT MOVEMENT...NE OR 45 DEGREES AT 29 MPH...46 KM/HR
MINIMUM CENTRAL PRESSURE...968 MB...28.59 INCHES
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY...
NONE.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* THE COAST OF NEWFOUNDLAND FROM STONES COVE NORTHWARD AND WESTWARD
TO CHARLOTTETOWN
* THE ISLANDS OF ST-PIERRE AND MIQUELON
A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA...IN THIS CASE WITHIN THE
NEXT 24 HOURS.
FOR STORM INFORMATION SPECIFIC TO YOUR AREA IN THE UNITED
STATES...PLEASE MONITOR PRODUCTS ISSUED BY YOUR LOCAL NATIONAL
WEATHER SERVICE FORECAST OFFICE. FOR STORM INFORMATION SPECIFIC TO
YOUR AREA OUTSIDE THE UNITED STATES...PLEASE MONITOR PRODUCTS
ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 1100 PM AST...0300 UTC...THE CENTER OF HURRICANE IGOR WAS LOCATED
NEAR LATITUDE 39.9 NORTH...LONGITUDE 59.3 WEST. IGOR IS MOVING
TOWARD THE NORTHEAST NEAR 29 MPH...46 KM/HR...AND A TURN TO THE
NORTH-NORTHEAST IS EXPECTED ON TUESDAY FOLLOWED BY A TURN TOWARD
THE NORTH ON WEDNESDAY. ON THE FORECAST TRACK...THE CENTER OF THE
CYCLONE WILL MOVE NEAR THE SOUTHEASTERN TIP OF NEWFOUNDLAND ON
TUESDAY.
MAXIMUM SUSTAINED WINDS ARE NEAR 75 MPH...120 KM/HR...WITH HIGHER
GUSTS. IGOR IS A CATEGORY ONE HURRICANE ON THE SAFFIR-SIMPSON
SCALE. SOME STRENGTHENING IS FORECAST...AND IGOR IS LIKELY TO
BECOME AN INTENSE EXTRATROPICAL CYCLONE ON TUESDAY.
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 85 MILES...140 KM...FROM
THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 380
MILES...610 KM.
ESTIMATED MINIMUM CENTRAL PRESSURE IS 968 MB...28.59 INCHES.
HAZARDS AFFECTING LAND
----------------------
WIND...WINDS OF TROPICAL STORM OR GALE FORCE ARE EXPECTED WITHIN THE
TROPICAL STORM WARNING AREA ON TUESDAY.
RAINFALL...IGOR IS EXPECTED TO PRODUCE TOTAL RAIN ACCUMULATIONS OF 4
TO 8 INCHES PRIMARILY OVER THE EASTERN HALF OF NEWFOUNDLAND...WITH
ISOLATED AMOUNTS OF 10 INCHES POSSIBLE.
SURF...LARGE SWELLS WILL CONTINUE TO AFFECT THE EAST COAST OF THE
UNITED STATES THROUGH TUESDAY AND THE SOUTH-FACING COASTLINES OF
NOVA SCOTIA AND NEWFOUNDLAND FOR THE NEXT FEW DAYS. SWELLS WILL BE
SLOW TO SUBSIDE IN 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 AM AST.
NEXT COMPLETE ADVISORY...500 AM AST.
HURRICANE IGOR ADVISORY NUMBER 52
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL/OLNEY MD AL112010
1100 PM AST MON SEP 20 2010
...SOON TO BE EXTRATROPICAL IGOR HEADED RAPIDLY TOWARD EASTERN
NEWFOUNDLAND...
SUMMARY OF 1100 PM AST...0300 UTC...INFORMATION
-----------------------------------------------
LOCATION...39.9N 59.3W
ABOUT 565 MI...905 KM SW OF CAPE RACE NEWFOUNDLAND
MAXIMUM SUSTAINED WINDS...75 MPH...120 KM/HR
PRESENT MOVEMENT...NE OR 45 DEGREES AT 29 MPH...46 KM/HR
MINIMUM CENTRAL PRESSURE...968 MB...28.59 INCHES
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY...
NONE.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* THE COAST OF NEWFOUNDLAND FROM STONES COVE NORTHWARD AND WESTWARD
TO CHARLOTTETOWN
* THE ISLANDS OF ST-PIERRE AND MIQUELON
A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA...IN THIS CASE WITHIN THE
NEXT 24 HOURS.
FOR STORM INFORMATION SPECIFIC TO YOUR AREA IN THE UNITED
STATES...PLEASE MONITOR PRODUCTS ISSUED BY YOUR LOCAL NATIONAL
WEATHER SERVICE FORECAST OFFICE. FOR STORM INFORMATION SPECIFIC TO
YOUR AREA OUTSIDE THE UNITED STATES...PLEASE MONITOR PRODUCTS
ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 1100 PM AST...0300 UTC...THE CENTER OF HURRICANE IGOR WAS LOCATED
NEAR LATITUDE 39.9 NORTH...LONGITUDE 59.3 WEST. IGOR IS MOVING
TOWARD THE NORTHEAST NEAR 29 MPH...46 KM/HR...AND A TURN TO THE
NORTH-NORTHEAST IS EXPECTED ON TUESDAY FOLLOWED BY A TURN TOWARD
THE NORTH ON WEDNESDAY. ON THE FORECAST TRACK...THE CENTER OF THE
CYCLONE WILL MOVE NEAR THE SOUTHEASTERN TIP OF NEWFOUNDLAND ON
TUESDAY.
MAXIMUM SUSTAINED WINDS ARE NEAR 75 MPH...120 KM/HR...WITH HIGHER
GUSTS. IGOR IS A CATEGORY ONE HURRICANE ON THE SAFFIR-SIMPSON
SCALE. SOME STRENGTHENING IS FORECAST...AND IGOR IS LIKELY TO
BECOME AN INTENSE EXTRATROPICAL CYCLONE ON TUESDAY.
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 85 MILES...140 KM...FROM
THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 380
MILES...610 KM.
ESTIMATED MINIMUM CENTRAL PRESSURE IS 968 MB...28.59 INCHES.
HAZARDS AFFECTING LAND
----------------------
WIND...WINDS OF TROPICAL STORM OR GALE FORCE ARE EXPECTED WITHIN THE
TROPICAL STORM WARNING AREA ON TUESDAY.
RAINFALL...IGOR IS EXPECTED TO PRODUCE TOTAL RAIN ACCUMULATIONS OF 4
TO 8 INCHES PRIMARILY OVER THE EASTERN HALF OF NEWFOUNDLAND...WITH
ISOLATED AMOUNTS OF 10 INCHES POSSIBLE.
SURF...LARGE SWELLS WILL CONTINUE TO AFFECT THE EAST COAST OF THE
UNITED STATES THROUGH TUESDAY AND THE SOUTH-FACING COASTLINES OF
NOVA SCOTIA AND NEWFOUNDLAND FOR THE NEXT FEW DAYS. SWELLS WILL BE
SLOW TO SUBSIDE IN 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 AM AST.
NEXT COMPLETE ADVISORY...500 AM AST.