349  
WTNT22 KNHC 121432  
TCMAT2  
 
HURRICANE OPHELIA FORECAST/ADVISORY NUMBER 14  
NWS NATIONAL HURRICANE CENTER MIAMI FL AL172017  
1500 UTC THU OCT 12 2017  
 
THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.  
 
INTERESTS IN THE EASTERN AZORES SHOULD MONITOR THE PROGRESS OF  
OPHELIA.  
 
HURRICANE CENTER LOCATED NEAR 30.5N 35.6W AT 12/1500Z  
POSITION ACCURATE WITHIN 20 NM  
 
PRESENT MOVEMENT TOWARD THE NORTH-NORTHEAST OR 20 DEGREES AT 2 KT  
 
ESTIMATED MINIMUM CENTRAL PRESSURE 978 MB  
EYE DIAMETER 15 NM  
MAX SUSTAINED WINDS 80 KT WITH GUSTS TO 100 KT.  
64 KT....... 15NE 20SE 20SW 15NW.  
50 KT....... 25NE 30SE 25SW 20NW.  
34 KT....... 60NE 60SE 60SW 60NW.  
12 FT SEAS..120NE 120SE 120SW 90NW.  
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 30.5N 35.6W AT 12/1500Z  
AT 12/1200Z CENTER WAS LOCATED NEAR 30.4N 35.7W  
 
FORECAST VALID 13/0000Z 30.9N 34.9W  
MAX WIND 80 KT...GUSTS 100 KT.  
64 KT... 20NE 25SE 20SW 15NW.  
50 KT... 30NE 40SE 30SW 30NW.  
34 KT... 60NE 80SE 70SW 60NW.  
 
FORECAST VALID 13/1200Z 31.6N 33.4W  
MAX WIND 80 KT...GUSTS 100 KT.  
64 KT... 20NE 30SE 25SW 15NW.  
50 KT... 40NE 50SE 40SW 30NW.  
34 KT... 90NE 100SE 70SW 60NW.  
 
FORECAST VALID 14/0000Z 32.7N 30.8W  
MAX WIND 75 KT...GUSTS 90 KT.  
64 KT... 20NE 30SE 20SW 0NW.  
50 KT... 40NE 50SE 40SW 30NW.  
34 KT...100NE 120SE 90SW 60NW.  
 
FORECAST VALID 14/1200Z 34.4N 27.3W  
MAX WIND 75 KT...GUSTS 90 KT.  
50 KT... 50NE 50SE 50SW 30NW.  
34 KT...110NE 130SE 110SW 110NW.  
 
FORECAST VALID 15/1200Z 40.9N 18.8W  
MAX WIND 75 KT...GUSTS 90 KT.  
50 KT... 80NE 90SE 70SW 60NW.  
34 KT...160NE 210SE 230SW 240NW.  
 
EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 150 NM  
ON DAY 4 AND 200 NM ON DAY 5...AND FOR INTENSITY NEAR 15 KT EACH DAY  
 
OUTLOOK VALID 16/1200Z 51.0N 12.5W...POST-TROP/EXTRATROP  
MAX WIND 65 KT...GUSTS 80 KT.  
 
OUTLOOK VALID 17/1200Z 60.5N 5.5W...POST-TROP/EXTRATROP  
MAX WIND 55 KT...GUSTS 65 KT.  
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 30.5N 35.6W  
 
NEXT ADVISORY AT 12/2100Z  
 

 
FORECASTER BRENNAN  
 
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