662  
FKNT25 KNHC 210846  
TCANT5  
 
HURRICANE ERIN ICAO ADVISORY NUMBER 40  
NWS NATIONAL HURRICANE CENTER MIAMI FL AL052025  
0900 UTC THU AUG 21 2025  
 
TC ADVISORY  
DTG: 20250821/0900Z  
TCAC: KNHC  
TC: ERIN  
ADVISORY NR: 2025/040  
OBS PSN: 21/0900Z N3412 W07206  
MOV: NNE 15KT  
INTST CHANGE: WKN  
C: 0945HPA  
MAX WIND: 090KT  
FCST PSN +3 HR: 21/1200Z N3444 W07130  
FCST MAX WIND +3 HR: 090KT  
FCST PSN +6 HR: 21/1500Z N3515 W07053  
FCST MAX WIND +6 HR: 090KT  
FCST PSN +9 HR: 21/1800Z N3548 W07018  
FCST MAX WIND +9 HR: 090KT  
FCST PSN +15 HR: 22/0000Z N3648 W06830  
FCST MAX WIND +15 HR: 090KT  
FCST PSN +21 HR: 22/0600Z N3748 W06642  
FCST MAX WIND +21 HR: 085KT  
FCST PSN +27 HR: 22/1200Z N3842 W06424  
FCST MAX WIND +27 HR: 085KT  
RMK: THE FORECAST POSITION INFORMATION IN  
THIS PRODUCT IS INTERPOLATED FROM  
OFFICIAL FORECAST DATA VALID AT 0000...  
0600...1200...AND 1800Z.  
NXT MSG: 20250821/1500Z  
 
 
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