286  
WTNT22 KNHC 152041  
TCMAT2  
 
HURRICANE OPHELIA FORECAST/ADVISORY NUMBER 27  
NWS NATIONAL HURRICANE CENTER MIAMI FL AL172017  
2100 UTC SUN OCT 15 2017  
 
THERE ARE NO COASTAL TROPICAL CYCLONE WATCHES OR WARNINGS IN EFFECT.  
 
INTERESTS IN IRELAND SHOULD MONITOR PRODUCTS ISSUED BY MET  
EIREANN...AND INTERESTS IN THE UNITED KINGDOM SHOULD MONITOR  
PRODUCTS ISSUED BY THE UK MET OFFICE.  
 
HURRICANE CENTER LOCATED NEAR 44.6N 13.3W AT 15/2100Z  
POSITION ACCURATE WITHIN 20 NM  
 
PRESENT MOVEMENT TOWARD THE NORTH-NORTHEAST OR 25 DEGREES AT 33 KT  
 
ESTIMATED MINIMUM CENTRAL PRESSURE 971 MB  
MAX SUSTAINED WINDS 75 KT WITH GUSTS TO 90 KT.  
64 KT....... 30NE 50SE 50SW 30NW.  
50 KT....... 60NE 100SE 100SW 60NW.  
34 KT.......100NE 220SE 220SW 180NW.  
12 FT SEAS..100NE 240SE 660SW 300NW.  
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 44.6N 13.3W AT 15/2100Z  
AT 15/1800Z CENTER WAS LOCATED NEAR 43.1N 14.3W  
 
FORECAST VALID 16/0600Z 49.2N 11.3W...POST-TROP/EXTRATROP  
MAX WIND 70 KT...GUSTS 85 KT.  
64 KT... 30NE 70SE 80SW 30NW.  
50 KT... 80NE 150SE 150SW 100NW.  
34 KT...180NE 250SE 220SW 180NW.  
 
FORECAST VALID 16/1800Z 54.3N 7.5W...POST-TROP/EXTRATROP  
MAX WIND 55 KT...GUSTS 65 KT.  
50 KT...140NE 150SE 150SW 140NW.  
34 KT...230NE 300SE 300SW 230NW.  
 
FORECAST VALID 17/0600Z 58.5N 2.0W...POST-TROP/EXTRATROP  
MAX WIND 40 KT...GUSTS 50 KT.  
34 KT...200NE 270SE 270SW 200NW.  
 
FORECAST VALID 17/1800Z...DISSIPATED  
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 44.6N 13.3W  
 
NEXT ADVISORY AT 16/0300Z  
 

 
FORECASTER ZELINSKY  
 
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