Post by Nws Olney Maryland on Aug 24, 2011 4:32:26 GMT -5
BULLETIN
HURRICANE IRENE ADVISORY NUMBER 15
NWS NATIONAL HURRICANE CENTER MIAMI FL AL092011
1100 PM EDT TUE AUG 23 2011
...WEATHER RAPIDLY DETERIORATING IN THE SOUTHEASTERN BAHAMAS AS
HURRICANE IRENE APPROACHES...
SUMMARY OF 1100 PM EDT...0300 UTC...INFORMATION
-----------------------------------------------
LOCATION...21.3N 72.4W
ABOUT 410 MI...655 KM SE OF NASSAU
ABOUT 980 MI...1575 KM SSE OF CAPE HATTERAS NORTH CAROLINA
MAXIMUM SUSTAINED WINDS...90 MPH...150 KM/H
PRESENT MOVEMENT...WNW OR 295 DEGREES AT 9 MPH...15 KM/H
MINIMUM CENTRAL PRESSURE...969 MB...28.61 INCHES
WATCHES AND WARNINGS
--------------------
CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...
NONE.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
A HURRICANE WARNING IS IN EFFECT FOR...
* TURKS AND CAICOS ISLANDS
* THE SOUTHEASTERN...CENTRAL...AND NORTHWESTERN BAHAMAS
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* NORTH COAST OF HAITI FROM LE MOLE ST. NICHOLAS EASTWARD TO THE
DOMINICAN REPUBLIC BORDER
FOR STORM INFORMATION SPECIFIC TO YOUR AREA ...PLEASE MONITOR
PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 1100 PM EDT...0300 UTC...THE CENTER OF HURRICANE IRENE WAS
LOCATED NEAR LATITUDE 21.3 NORTH...LONGITUDE 72.4 WEST. IRENE IS
MOVING TOWARD THE WEST-NORTHWEST NEAR 9 MPH...15 KM/H. A GRADUAL
TURN TOWARD THE NORTHWEST IS EXPECTED ON WEDNESDAY. ON THE
FORECAST TRACK...THE CORE OF IRENE WILL MOVE ACROSS THE
SOUTHEASTERN AND CENTRAL BAHAMAS ON WEDNESDAY AND THE NORTHWESTERN
BAHAMAS ON THURSDAY.
MAXIMUM SUSTAINED WINDS REMAIN NEAR 90 MPH...150 KM/H...WITH HIGHER
GUSTS. IRENE IS A CATEGORY ONE HURRICANE ON THE SAFFIR-SIMPSON
SCALE. STRENGTHENING IS FORECAST AND IRENE COULD BECOME A
MAJOR HURRICANE DURING THE NEXT DAY OR SO.
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 40 MILES...65 KM...FROM
THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 205
MILES...335 KM.
LATEST MINIMUM CENTRAL PRESSURE REPORTED BY BOTH AIR FORCE AND NOAA
HURRICANE HUNTER PLANES WAS 969 MB...28.61 INCHES.
HAZARDS AFFECTING LAND
----------------------
WIND...HURRICANE CONDITIONS WILL CONTINUE OVER THE TURKS AND CAICOS
ISLANDS DURING THE NEXT FEW HOURS. HURRICANE CONDITIONS ARE
PROBABLY SPREADING OVER THE SOUTHEASTERN BAHAMAS AND WINDS WILL
BEGIN TO INCREASE OVER THE CENTRAL BAHAMAS ON WEDNESDAY. TROPICAL
STORM CONDITIONS ARE EXPECTED IN THE NORTHWESTERN BAHAMAS BY LATE
WEDNESDAY...WITH HURRICANE CONDITIONS EXPECTED BY THURSDAY.
STORM SURGE...IN AREAS OF ONSHORE FLOW NEAR THE CENTER OF IRENE...AN
EXTREMELY DANGEROUS STORM SURGE WILL RAISE WATER LEVELS BY AS MUCH
AS 7 TO 11 FEET ABOVE NORMAL TIDE LEVELS OVER THE CENTRAL AND
NORTHWESTERN BAHAMAS...AND BY AS MUCH AS 5 TO 8 FEET ABOVE NORMAL
TIDE LEVELS OVER THE SOUTHEASTERN BAHAMAS AND THE TURKS AND CAICOS
ISLANDS. NEAR THE COAST...THE SURGE WILL BE ACCOMPANIED BY LARGE
AND DANGEROUS WAVES. A STORM SURGE WILL RAISE WATER LEVELS BY AS
MUCH AS 2 TO 4 FEET ABOVE NORMAL TIDE LEVELS ALONG THE NORTH COAST
OF HAITI.
RAINFALL...IRENE IS EXPECTED TO PRODUCE ADDITIONAL RAINFALL
ACCUMULATIONS OF 1 TO 3 INCHES ACROSS PUERTO RICO AND HISPANIOLA.
ISOLATED MAXIMUM STORM TOTAL AMOUNTS OF 15 INCHES ARE POSSIBLE IN
ASSOCIATION WITH IRENE. THESE RAINS COULD CAUSE LIFE-THREATENING
FLASH FLOODS AND MUD SLIDES IN AREAS OF STEEP TERRAIN. RAINFALL
ACCUMULATIONS OF 6 TO 12 INCHES ARE EXPECTED IN THE BAHAMAS...AND
THE TURKS AND CAICOS ISLANDS.
NEXT ADVISORY
-------------
NEXT INTERMEDIATE ADVISORY...200 AM EDT.
NEXT COMPLETE ADVISORY...500 AM EDT.
HURRICANE IRENE ADVISORY NUMBER 15
NWS NATIONAL HURRICANE CENTER MIAMI FL AL092011
1100 PM EDT TUE AUG 23 2011
...WEATHER RAPIDLY DETERIORATING IN THE SOUTHEASTERN BAHAMAS AS
HURRICANE IRENE APPROACHES...
SUMMARY OF 1100 PM EDT...0300 UTC...INFORMATION
-----------------------------------------------
LOCATION...21.3N 72.4W
ABOUT 410 MI...655 KM SE OF NASSAU
ABOUT 980 MI...1575 KM SSE OF CAPE HATTERAS NORTH CAROLINA
MAXIMUM SUSTAINED WINDS...90 MPH...150 KM/H
PRESENT MOVEMENT...WNW OR 295 DEGREES AT 9 MPH...15 KM/H
MINIMUM CENTRAL PRESSURE...969 MB...28.61 INCHES
WATCHES AND WARNINGS
--------------------
CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...
NONE.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
A HURRICANE WARNING IS IN EFFECT FOR...
* TURKS AND CAICOS ISLANDS
* THE SOUTHEASTERN...CENTRAL...AND NORTHWESTERN BAHAMAS
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* NORTH COAST OF HAITI FROM LE MOLE ST. NICHOLAS EASTWARD TO THE
DOMINICAN REPUBLIC BORDER
FOR STORM INFORMATION SPECIFIC TO YOUR AREA ...PLEASE MONITOR
PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 1100 PM EDT...0300 UTC...THE CENTER OF HURRICANE IRENE WAS
LOCATED NEAR LATITUDE 21.3 NORTH...LONGITUDE 72.4 WEST. IRENE IS
MOVING TOWARD THE WEST-NORTHWEST NEAR 9 MPH...15 KM/H. A GRADUAL
TURN TOWARD THE NORTHWEST IS EXPECTED ON WEDNESDAY. ON THE
FORECAST TRACK...THE CORE OF IRENE WILL MOVE ACROSS THE
SOUTHEASTERN AND CENTRAL BAHAMAS ON WEDNESDAY AND THE NORTHWESTERN
BAHAMAS ON THURSDAY.
MAXIMUM SUSTAINED WINDS REMAIN NEAR 90 MPH...150 KM/H...WITH HIGHER
GUSTS. IRENE IS A CATEGORY ONE HURRICANE ON THE SAFFIR-SIMPSON
SCALE. STRENGTHENING IS FORECAST AND IRENE COULD BECOME A
MAJOR HURRICANE DURING THE NEXT DAY OR SO.
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 40 MILES...65 KM...FROM
THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 205
MILES...335 KM.
LATEST MINIMUM CENTRAL PRESSURE REPORTED BY BOTH AIR FORCE AND NOAA
HURRICANE HUNTER PLANES WAS 969 MB...28.61 INCHES.
HAZARDS AFFECTING LAND
----------------------
WIND...HURRICANE CONDITIONS WILL CONTINUE OVER THE TURKS AND CAICOS
ISLANDS DURING THE NEXT FEW HOURS. HURRICANE CONDITIONS ARE
PROBABLY SPREADING OVER THE SOUTHEASTERN BAHAMAS AND WINDS WILL
BEGIN TO INCREASE OVER THE CENTRAL BAHAMAS ON WEDNESDAY. TROPICAL
STORM CONDITIONS ARE EXPECTED IN THE NORTHWESTERN BAHAMAS BY LATE
WEDNESDAY...WITH HURRICANE CONDITIONS EXPECTED BY THURSDAY.
STORM SURGE...IN AREAS OF ONSHORE FLOW NEAR THE CENTER OF IRENE...AN
EXTREMELY DANGEROUS STORM SURGE WILL RAISE WATER LEVELS BY AS MUCH
AS 7 TO 11 FEET ABOVE NORMAL TIDE LEVELS OVER THE CENTRAL AND
NORTHWESTERN BAHAMAS...AND BY AS MUCH AS 5 TO 8 FEET ABOVE NORMAL
TIDE LEVELS OVER THE SOUTHEASTERN BAHAMAS AND THE TURKS AND CAICOS
ISLANDS. NEAR THE COAST...THE SURGE WILL BE ACCOMPANIED BY LARGE
AND DANGEROUS WAVES. A STORM SURGE WILL RAISE WATER LEVELS BY AS
MUCH AS 2 TO 4 FEET ABOVE NORMAL TIDE LEVELS ALONG THE NORTH COAST
OF HAITI.
RAINFALL...IRENE IS EXPECTED TO PRODUCE ADDITIONAL RAINFALL
ACCUMULATIONS OF 1 TO 3 INCHES ACROSS PUERTO RICO AND HISPANIOLA.
ISOLATED MAXIMUM STORM TOTAL AMOUNTS OF 15 INCHES ARE POSSIBLE IN
ASSOCIATION WITH IRENE. THESE RAINS COULD CAUSE LIFE-THREATENING
FLASH FLOODS AND MUD SLIDES IN AREAS OF STEEP TERRAIN. RAINFALL
ACCUMULATIONS OF 6 TO 12 INCHES ARE EXPECTED IN THE BAHAMAS...AND
THE TURKS AND CAICOS ISLANDS.
NEXT ADVISORY
-------------
NEXT INTERMEDIATE ADVISORY...200 AM EDT.
NEXT COMPLETE ADVISORY...500 AM EDT.