931  
FKPZ21 KNHC 292033  
TCAPZ1  
 
TROPICAL STORM ALVIN ICAO ADVISORY NUMBER 5  
NWS NATIONAL HURRICANE CENTER MIAMI FL EP012025  
2100 UTC THU MAY 29 2025  
 
TC ADVISORY  
DTG: 20250529/2100Z  
TCAC: KNHC  
TC: ALVIN  
ADVISORY NR: 2025/005  
OBS PSN: 29/2100Z N1506 W10712  
MOV: NW 10KT  
INTST CHANGE: INTSF  
C: 0999HPA  
MAX WIND: 050KT  
FCST PSN +3 HR: 30/0000Z N1524 W10728  
FCST MAX WIND +3 HR: 055KT  
FCST PSN +6 HR: 30/0300Z N1542 W10743  
FCST MAX WIND +6 HR: 055KT  
FCST PSN +9 HR: 30/0600Z N1600 W10800  
FCST MAX WIND +9 HR: 060KT  
FCST PSN +15 HR: 30/1200Z N1648 W10821  
FCST MAX WIND +15 HR: 055KT  
FCST PSN +21 HR: 30/1800Z N1736 W10842  
FCST MAX WIND +21 HR: 050KT  
FCST PSN +27 HR: 31/0000Z N1821 W10851  
FCST MAX WIND +27 HR: 045KT  
RMK: THE FORECAST POSITION INFORMATION IN  
THIS PRODUCT IS INTERPOLATED FROM  
OFFICIAL FORECAST DATA VALID AT 0000...  
0600...1200...AND 1800Z.  
NXT MSG: 20250530/0300Z  
 
 
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