086  
WTNT24 KNHC 292046  
TCMAT4  
 
TROPICAL STORM IMELDA FORECAST/ADVISORY NUMBER 13  
NWS NATIONAL HURRICANE CENTER MIAMI FL AL092025  
2100 UTC MON SEP 29 2025  
 
TROPICAL STORM CENTER LOCATED NEAR 27.7N 77.3W AT 29/2100Z  
POSITION ACCURATE WITHIN 30 NM  
 
PRESENT MOVEMENT TOWARD THE NORTH OR 360 DEGREES AT 8 KT  
 
ESTIMATED MINIMUM CENTRAL PRESSURE 986 MB  
MAX SUSTAINED WINDS 55 KT WITH GUSTS TO 65 KT.  
50 KT....... 60NE 0SE 30SW 40NW.  
34 KT.......150NE 150SE 40SW 150NW.  
4 M SEAS....180NE 180SE 60SW 180NW.  
WINDS AND SEAS VARY GREATLY IN EACH QUADRANT. RADII IN NAUTICAL  
MILES ARE THE LARGEST RADII EXPECTED ANYWHERE IN THAT QUADRANT.  
 
REPEAT...CENTER LOCATED NEAR 27.7N 77.3W AT 29/2100Z  
AT 29/1800Z CENTER WAS LOCATED NEAR 27.2N 77.3W  
 
FORECAST VALID 30/0600Z 28.4N 76.8W  
MAX WIND 65 KT...GUSTS 80 KT.  
64 KT... 20NE 0SE 0SW 0NW.  
50 KT... 50NE 30SE 40SW 50NW.  
34 KT...135NE 150SE 70SW 110NW.  
 
FORECAST VALID 30/1800Z 29.3N 75.0W  
MAX WIND 70 KT...GUSTS 85 KT.  
64 KT... 20NE 20SE 25SW 15NW.  
50 KT... 50NE 50SE 50SW 45NW.  
34 KT...130NE 150SE 100SW 140NW.  
 
FORECAST VALID 01/0600Z 30.4N 72.2W  
MAX WIND 75 KT...GUSTS 90 KT.  
64 KT... 25NE 30SE 25SW 20NW.  
50 KT... 70NE 60SE 55SW 60NW.  
34 KT...130NE 190SE 120SW 140NW.  
 
FORECAST VALID 01/1800Z 31.7N 67.8W  
MAX WIND 80 KT...GUSTS 100 KT.  
64 KT... 25NE 35SE 35SW 30NW.  
50 KT... 60NE 65SE 85SW 75NW.  
34 KT...180NE 180SE 140SW 170NW.  
 
FORECAST VALID 02/0600Z 33.3N 62.3W  
MAX WIND 85 KT...GUSTS 105 KT.  
64 KT... 35NE 40SE 35SW 30NW.  
50 KT...100NE 80SE 80SW 80NW.  
34 KT...210NE 230SE 160SW 210NW.  
 
FORECAST VALID 02/1800Z 35.0N 56.8W...POST-TROP/EXTRATROP  
MAX WIND 75 KT...GUSTS 90 KT.  
64 KT... 25NE 35SE 40SW 35NW.  
50 KT... 70NE 75SE 75SW 65NW.  
34 KT...250NE 230SE 210SW 235NW.  
 
EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 125 NM  
ON DAY 4 AND 175 NM ON DAY 5...AND FOR INTENSITY NEAR 15 KT EACH DAY  
 
OUTLOOK VALID 03/1800Z 39.0N 50.0W...POST-TROP/EXTRATROP  
MAX WIND 55 KT...GUSTS 65 KT.  
50 KT... 90NE 50SE 70SW 75NW.  
34 KT...250NE 200SE 210SW 220NW.  
 
OUTLOOK VALID 04/1800Z 43.7N 47.6W...POST-TROP/EXTRATROP  
MAX WIND 45 KT...GUSTS 55 KT.  
34 KT...190NE 180SE 170SW 160NW.  
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 27.7N 77.3W  
 
INTERMEDIATE PUBLIC ADVISORY...WTNT34 KNHC/MIATCPAT4...AT 30/0000Z  
 
NEXT ADVISORY AT 30/0300Z  
 
 
FORECASTER PAPIN  
 
 
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