532  
WTNT25 KNHC 172042  
TCMAT5  
 
HURRICANE ERIN FORECAST/ADVISORY NUMBER 26  
NWS NATIONAL HURRICANE CENTER MIAMI FL AL052025  
2100 UTC SUN AUG 17 2025  
 
HURRICANE CENTER LOCATED NEAR 21.7N 68.5W AT 17/2100Z  
POSITION ACCURATE WITHIN 20 NM  
 
PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 295 DEGREES AT 11 KT  
 
ESTIMATED MINIMUM CENTRAL PRESSURE 946 MB  
EYE DIAMETER 40 NM  
MAX SUSTAINED WINDS 110 KT WITH GUSTS TO 135 KT.  
64 KT....... 45NE 30SE 15SW 20NW.  
50 KT....... 70NE 60SE 40SW 50NW.  
34 KT.......180NE 140SE 90SW 150NW.  
4 M SEAS....300NE 240SE 135SW 240NW.  
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 21.7N 68.5W AT 17/2100Z  
AT 17/1800Z CENTER WAS LOCATED NEAR 21.5N 68.0W  
 
FORECAST VALID 18/0600Z 22.8N 69.7W  
MAX WIND 115 KT...GUSTS 140 KT.  
64 KT... 50NE 40SE 20SW 20NW.  
50 KT... 80NE 70SE 50SW 50NW.  
34 KT...180NE 140SE 100SW 150NW.  
 
FORECAST VALID 18/1800Z 24.0N 71.0W  
MAX WIND 125 KT...GUSTS 150 KT.  
64 KT... 60NE 40SE 30SW 30NW.  
50 KT... 90NE 90SE 50SW 60NW.  
34 KT...180NE 160SE 120SW 160NW.  
 
FORECAST VALID 19/0600Z 25.4N 71.9W  
MAX WIND 120 KT...GUSTS 145 KT.  
64 KT... 60NE 60SE 30SW 40NW.  
50 KT...100NE 100SE 60SW 70NW.  
34 KT...180NE 170SE 140SW 170NW.  
 
FORECAST VALID 19/1800Z 27.1N 72.5W  
MAX WIND 115 KT...GUSTS 140 KT.  
64 KT... 70NE 60SE 40SW 50NW.  
50 KT...110NE 110SE 70SW 90NW.  
34 KT...190NE 190SE 150SW 170NW.  
 
FORECAST VALID 20/0600Z 29.0N 73.0W  
MAX WIND 110 KT...GUSTS 135 KT.  
64 KT... 70NE 70SE 40SW 60NW.  
50 KT...110NE 110SE 80SW 90NW.  
34 KT...200NE 200SE 160SW 170NW.  
 
FORECAST VALID 20/1800Z 31.2N 72.7W  
MAX WIND 105 KT...GUSTS 130 KT.  
64 KT... 80NE 80SE 60SW 60NW.  
50 KT...120NE 120SE 90SW 100NW.  
34 KT...210NE 220SE 180SW 170NW.  
 
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 21/1800Z 35.3N 69.3W  
MAX WIND 95 KT...GUSTS 115 KT.  
50 KT...140NE 140SE 110SW 120NW.  
34 KT...240NE 270SE 200SW 200NW.  
 
OUTLOOK VALID 22/1800Z 40.3N 59.5W  
MAX WIND 85 KT...GUSTS 105 KT.  
50 KT...160NE 180SE 170SW 120NW.  
34 KT...270NE 300SE 250SW 240NW.  
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 21.7N 68.5W  
 
INTERMEDIATE PUBLIC ADVISORY...WTNT35 KNHC/MIATCPAT5...AT 18/0000Z  
 
NEXT ADVISORY AT 18/0300Z  
 
 
FORECASTER PASCH  
 
 
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