498  
WTNT35 KNHC 202351  
TCPAT5  
 
BULLETIN  
HURRICANE ERIN INTERMEDIATE ADVISORY NUMBER 38A  
NWS NATIONAL HURRICANE CENTER MIAMI FL AL052025  
800 PM EDT WED AUG 20 2025  
 
...OUTER BANDS OF LARGE HURRICANE ERIN BRUSHING THE NORTH CAROLINA  
OUTER BANKS...  
...BEACHGOERS ARE CAUTIONED AGAINST SWIMMING AT MOST U.S. EAST  
COAST BEACHES DUE TO LIFE-THREATENING SURF AND RIP CURRENTS...  
 
 
SUMMARY OF 800 PM EDT...0000 UTC...INFORMATION  
----------------------------------------------  
LOCATION...32.2N 73.2W  
ABOUT 245 MI...395 KM SSE OF CAPE HATTERAS NORTH CAROLINA  
ABOUT 490 MI...790 KM W OF BERMUDA  
MAXIMUM SUSTAINED WINDS...110 MPH...175 KM/H  
PRESENT MOVEMENT...N OR 10 DEGREES AT 14 MPH...22 KM/H  
MINIMUM CENTRAL PRESSURE...941 MB...27.79 INCHES  
 
 
WATCHES AND WARNINGS  
--------------------  
CHANGES WITH THIS ADVISORY:  
 
NONE.  
 
SUMMARY OF WATCHES AND WARNINGS IN EFFECT:  
 
A STORM SURGE WARNING IS IN EFFECT FOR...  
* CAPE LOOKOUT TO DUCK, NORTH CAROLINA  
 
A TROPICAL STORM WARNING IS IN EFFECT FOR...  
* BEAUFORT INLET, NORTH CAROLINA TO CHINCOTEAGUE, VIRGINIA,  
INCLUDING PAMLICO AND ALBEMARLE SOUNDS.  
 
A TROPICAL STORM WATCH IS IN EFFECT FOR...  
* BERMUDA  
 
A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE  
EXPECTED SOMEWHERE WITHIN THE WARNING AREA, IN THIS CASE WITHIN THE  
NEXT 24 HOURS.  
 
A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE  
POSSIBLE WITHIN THE WATCH AREA, GENERALLY WITHIN 48 HOURS.  
 
A STORM SURGE WARNING MEANS THERE IS A DANGER OF LIFE-THREATENING  
INUNDATION, FROM RISING WATER MOVING INLAND FROM THE COASTLINE,  
DURING THE NEXT 36 HOURS IN THE INDICATED LOCATIONS. FOR A DEPICTION  
OF AREAS AT RISK, PLEASE SEE THE NATIONAL WEATHER SERVICE STORM  
SURGE WATCH/WARNING GRAPHIC, AVAILABLE AT HURRICANES.GOV. THIS IS A  
LIFE-THREATENING SITUATION. PERSONS LOCATED WITHIN THESE AREAS  
SHOULD TAKE ALL NECESSARY ACTIONS TO PROTECT LIFE AND PROPERTY FROM  
RISING WATER AND THE POTENTIAL FOR OTHER DANGEROUS CONDITIONS.  
PROMPTLY FOLLOW EVACUATION AND OTHER INSTRUCTIONS FROM LOCAL  
OFFICIALS.  
 
INTERESTS IN ATLANTIC CANADA SHOULD MONITOR THE PROGRESS OF  
ERIN.  
 
FOR STORM INFORMATION SPECIFIC TO YOUR AREA IN THE UNITED  
STATES, INCLUDING POSSIBLE INLAND WATCHES AND WARNINGS, PLEASE  
MONITOR PRODUCTS ISSUED BY YOUR LOCAL NATIONAL WEATHER SERVICE  
FORECAST OFFICE. FOR STORM INFORMATION SPECIFIC TO YOUR AREA  
OUTSIDE OF THE UNITED STATES, PLEASE MONITOR PRODUCTS ISSUED BY  
YOUR NATIONAL METEOROLOGICAL SERVICE.  
 
 
DISCUSSION AND OUTLOOK  
----------------------  
AT 800 PM EDT (0000 UTC), THE CENTER OF HURRICANE ERIN WAS LOCATED  
NEAR LATITUDE 32.2 NORTH, LONGITUDE 73.2 WEST. ERIN IS MOVING TOWARD  
THE NORTH NEAR 14 MPH (22 KM/H). A TURN TOWARD THE NORTH-NORTHEAST  
IS EXPECTED TONIGHT, FOLLOWED BY A FASTER MOTION TOWARD THE  
NORTHEAST AND EAST-NORTHEAST BY THURSDAY AND FRIDAY. ON THE  
FORECAST TRACK, THE CENTER OF ERIN WILL MOVE OVER THE WESTERN  
ATLANTIC BETWEEN THE U.S. EAST COAST AND BERMUDA TONIGHT AND EARLY  
FRIDAY, AND THEN PASS SOUTH OF ATLANTIC CANADA FRIDAY AND SATURDAY.  
 
REPORTS FROM AN AIR FORCE RESERVE HURRICANE HUNTER AIRCRAFT  
INDICATE THAT MAXIMUM SUSTAINED WINDS ARE NEAR 110 MPH (175 KM/H)  
WITH HIGHER GUSTS. SOME STRENGTHENING IS POSSIBLE DURING THE NEXT  
DAY OR SO, AND ERIN COULD BECOME A MAJOR HURRICANE AGAIN TONIGHT.  
WEAKENING IS LIKELY TO BEGIN BY FRIDAY, BUT ERIN IS FORECAST TO  
REMAIN A HURRICANE INTO THE WEEKEND.  
 
ERIN IS A LARGE HURRICANE. HURRICANE-FORCE WINDS EXTEND OUTWARD UP  
TO 105 MILES (165 KM) FROM THE CENTER AND TROPICAL-STORM-FORCE  
WINDS EXTEND OUTWARD UP TO 265 MILES (425 KM). DURING THE PAST FEW  
HOURS, NOAA BUOY 41002, LOCATED WEST OF THE CENTER, HAS REPORTED  
SUSTAINED WINDS OF 62 MPH (100 KM/H) AND A WIND GUST OF 72 MPH  
(115 KM/H).  
 
THE MINIMUM CENTRAL PRESSURE JUST REPORTED BY THE HURRICANE HUNTER  
AIRCRAFT IS 941 MB (27.79 INCHES).  
 
 
HAZARDS AFFECTING LAND  
----------------------  
KEY MESSAGES FOR ERIN CAN BE FOUND IN THE TROPICAL CYCLONE  
DISCUSSION UNDER AWIPS HEADER MIATCDAT5 AND WMO HEADER WTNT45 KNHC.  
 
WIND: TROPICAL STORM CONDITIONS ARE EXPECTED OVER PORTIONS OF THE  
NORTH CAROLINA OUTER BANKS AND THE VIRGINIA COASTLINE BEGINNING  
IN THE NEXT SEVERAL HOURS. ELSEWHERE ALONG THE MID-ATLANTIC AND  
SOUTHERN NEW ENGLAND COAST, WIND GUSTS TO TROPICAL STORM FORCE ARE  
LIKELY THURSDAY THROUGH EARLY FRIDAY. TROPICAL STORM CONDITIONS ARE  
POSSIBLE ON BERMUDA THURSDAY AND FRIDAY.  
 
SURF: SWELLS GENERATED BY ERIN WILL AFFECT THE BAHAMAS, BERMUDA,  
THE EAST COAST OF THE UNITED STATES, AND ATLANTIC CANADA DURING THE  
NEXT SEVERAL DAYS. THESE ROUGH OCEAN CONDITIONS ARE EXPECTED TO  
CAUSE LIFE-THREATENING SURF AND RIP CURRENTS. PLEASE CONSULT  
PRODUCTS FROM YOUR LOCAL WEATHER FORECAST OFFICE FOR MORE  
INFORMATION.  
 
A DEPICTION OF RIP CURRENT RISK FOR THE UNITED STATES CAN BE FOUND  
AT: HURRICANES.GOV/GRAPHICS_AT5.SHTML?RIPCURRENTS  
 
STORM SURGE: THE COMBINATION OF A DANGEROUS STORM SURGE AND THE  
TIDE WILL CAUSE NORMALLY DRY AREAS NEAR THE COAST TO BE FLOODED BY  
RISING WATERS MOVING INLAND FROM THE SHORELINE. THE WATER COULD  
REACH THE FOLLOWING HEIGHTS ABOVE GROUND SOMEWHERE IN THE INDICATED  
AREAS IF THE PEAK SURGE OCCURS AT THE TIME OF HIGH TIDE...  
 
CAPE LOOKOUT TO DUCK, NORTH CAROLINA...2 TO 4 FT  
 
THE DEEPEST WATER WILL OCCUR ALONG THE IMMEDIATE COAST WHERE THE  
SURGE WILL BE ACCOMPANIED BY LARGE AND DANGEROUS WAVES.  
SURGE-RELATED FLOODING DEPENDS ON THE RELATIVE TIMING OF THE SURGE  
AND THE TIDAL CYCLE, AND CAN VARY GREATLY OVER SHORT DISTANCES. FOR  
INFORMATION SPECIFIC TO YOUR AREA, PLEASE SEE PRODUCTS ISSUED BY  
YOUR LOCAL NATIONAL WEATHER SERVICE FORECAST OFFICE.  
 
FOR A COMPLETE DEPICTION OF AREAS AT RISK OF STORM SURGE INUNDATION,  
PLEASE SEE THE NATIONAL WEATHER SERVICE PEAK STORM SURGE GRAPHIC,  
AVAILABLE AT HURRICANES.GOV/GRAPHICS_AT5.SHTML?PEAKSURGE.  
 
RAINFALL: THE OUTER BANDS OF ERIN MAY BRING UP TO 1 INCH OF RAINFALL  
TO THE OUTER BANKS OF NORTH CAROLINA THIS AFTERNOON INTO THURSDAY.  
 
FOR A COMPLETE DEPICTION OF FORECAST RAINFALL AND FLASH FLOODING  
ASSOCIATED WITH ERIN, PLEASE SEE THE NATIONAL WEATHER SERVICE STORM  
TOTAL RAINFALL GRAPHIC, AVAILABLE AT  
HURRICANES.GOV/GRAPHICS_AT5.SHTML?RAINQPF  
 
 
NEXT ADVISORY  
-------------  
NEXT COMPLETE ADVISORY AT 1100 PM EDT.  
 

 
FORECASTER BEVEN  
 
 
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