Issued by The National Weather Service
New York City, NY
Sat, Aug 27, 2011, 8:22 PM EDT
Local Radar Map
Updated Aug 27, 2011, 8:25pm EDT
... HURRICANE WARNING REMAINS IN EFFECT...
... PROBABILITY OF TROPICAL STORM/HURRICANE CONDITIONS... THE CHANCE FOR HURRICANE CONDITIONS AT THIS TIME IS 3 TO 10 PERCENT. ALSO... THE CHANCE FOR TROPICAL STORM CONDITIONS AT THIS TIME IS UP TO 91 PERCENT.
... WINDS... AS HURRICANE IRENE APPROACHES... SUSTAINED TROPICAL STORM FORCE WINDS ARE EXPECTED TO BEGIN LATE THIS EVENING... WITH HURRICANE FORCE WINDS DEVELOPING EARLY SUNDAY MORNING. MAXIMUM WINDS ARE FORECAST TO BE IN THE 55 TO 75 MPH RANGE WITH GUSTS UP TO 85 MPH.
DAMAGING WINDS ARE LIKELY. HOMES MAY HAVE DAMAGE TO SHINGLES... SIDING... GUTTERS AND WINDOWS... ESPECIALLY IF THESE ITEMS ARE NOT PROPERLY SECURED. LOOSE OUTDOOR ITEMS WILL BECOME AIRBORNE... CAUSING ADDITIONAL DAMAGE AND POSSIBLE INJURY. POWER LINES WILL BE KNOCKED DOWN BY FALLING TREES... RESULTING IN WIDESPREAD POWER OUTAGES. MANY LARGE BRANCHES OF TREES WILL BE SNAPPED... AND A NUMEROUS TREES WILL BE UPROOTED.
... TORNADOES... ISOLATED TORNADOES ARE POSSIBLE ACROSS LONG ISLAND... COASTAL CONNECTICUT... AND THE NEW YORK CITY METRO AREA AS INTENSE RAIN BANDS MOVE IN FROM THE SOUTH TONIGHT.
... STORM SURGE AND STORM TIDE... STORM SURGE IS HIGHLY DEPENDENT ON TRACK... INTENSITY... AND SPEED OF THE STORM AS IT APPROACHES THE COAST. THE COMBINED EFFECTS OF STORM SURGE AND STORM TIDE POSE A SERIOUS THREAT WITH SEVERAL FEET OF WATER INUNDATION POSSIBLE ALONG COASTAL LOCATIONS.
BASED ON THE FORECAST TRACK OF HURRICANE IRENE... THERE IS POTENTIAL FOR 4 TO 8 FEET OF SURGE ACROSS WESTERN LONG ISLAND SOUND AND NEW YORK HARBOR... WITH 3 TO 5 FT OF SURGE ALONG THE SOUTH SHORE BAYS OF LONG ISLAND AND NEW YORK CITY... PECONIC AND GARDINERS BAYS... AND EASTERN LONG ISLAND FROM EARLY SUNDAY MORNING INTO EARLY SUNDAY AFTERNOON. THESE TIDAL CONDITIONS WILL BE AGGRAVATED BY ACCOMPANYING LARGE... DESTRUCTIVE... AND LIFE THREATENING WAVES ON TOP OF THE STORM SURGE.
HIGH TIDE ACROSS NEW YORK HARBOR AND THE SOUTH SHORE OF WESTERN LONG ISLAND IS AROUND 8 AM SUNDAY. IN A WORST CASE SCENARIO... WATER LEVELS OF 8 TO 10 FT ABOVE MSL ARE POSSIBLE.
HIGH TIDE ACROSS WESTERN LONG ISLAND SOUND IS AROUND 11 AM SUNDAY. IN A WORST CASE SCENARIO... WATER LEVELS OF 10 TO 11 FT ABOVE MSL ARE POSSIBLE.
HIGH TIDE ACROSS EASTERN LONG ISLAND SOUND IS AROUND 9 AM SUNDAY. IN A WORST CASE SCENARIO... WATER LEVELS OF 7 TO 8 FT ABOVE MSL ARE POSSIBLE.
THERE IS A 10 PERCENT CHANCE OF THE WORST CASE SCENARIO.
... INLAND FLOODING... A FLOOD WATCH IS IN EFFECT FOR THE ENTIRE AREA. RAINFALL AMOUNTS OF 6 TO 12 INCHES WITH LOCALLY HIGHER AMOUNTS ARE EXPECTED. SEE THE LATEST FORECAST FOR THE MOST UPDATED INFORMATION. LISTEN FOR POSSIBLE FLOOD WARNINGS FOR YOUR LOCATION... AND BE READY TO ACT IF FLOODING RAINS OCCUR.
... COASTAL HAZARDS... INCREASINGLY LARGE SWELLS ARRIVING FROM HURRICANE IRENE WILL CREATE HIGH SURF... SIGNIFICANT BEACH EROSION AND WASHOVERS ALONG THE ATLANTIC FACING COASTLINE TONIGHT INTO MONDAY.
SIGNIFICANT BEACH EROSION IS ALSO LIKELY ALONG THE COASTLINE OF LONG ISLAND SOUND AND PECONIC AND GARDINERS BAYS DUE TO THE SURGE AND BATTERING SURF.
... RIP CURRENTS... DANGEROUS AND LIFE THREATENING RIP CURRENTS ARE EXPECTED THROUGH MONDAY.
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