377  
WTNT22 KNHC 100251  
TCMAT2  
 
TROPICAL STORM OPHELIA FORECAST/ADVISORY NUMBER 4  
NWS NATIONAL HURRICANE CENTER MIAMI FL AL172017  
0300 UTC TUE OCT 10 2017  
 
THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.  
 
TROPICAL STORM CENTER LOCATED NEAR 32.3N 39.0W AT 10/0300Z  
POSITION ACCURATE WITHIN 20 NM  
 
PRESENT MOVEMENT TOWARD THE NORTHEAST OR 40 DEGREES AT 6 KT  
 
ESTIMATED MINIMUM CENTRAL PRESSURE 1002 MB  
MAX SUSTAINED WINDS 45 KT WITH GUSTS TO 55 KT.  
34 KT....... 90NE 60SE 30SW 60NW.  
12 FT SEAS.. 60NE 60SE 0SW 40NW.  
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 32.3N 39.0W AT 10/0300Z  
AT 10/0000Z CENTER WAS LOCATED NEAR 32.2N 39.2W  
 
FORECAST VALID 10/1200Z 32.5N 38.4W  
MAX WIND 50 KT...GUSTS 60 KT.  
34 KT... 90NE 60SE 40SW 90NW.  
 
FORECAST VALID 11/0000Z 32.0N 38.1W  
MAX WIND 55 KT...GUSTS 65 KT.  
50 KT... 20NE 20SE 30SW 30NW.  
34 KT... 70NE 60SE 60SW 90NW.  
 
FORECAST VALID 11/1200Z 31.1N 37.9W  
MAX WIND 65 KT...GUSTS 80 KT.  
64 KT... 0NE 0SE 15SW 15NW.  
50 KT... 30NE 30SE 30SW 30NW.  
34 KT... 60NE 60SE 60SW 80NW.  
 
FORECAST VALID 12/0000Z 30.4N 37.5W  
MAX WIND 70 KT...GUSTS 85 KT.  
50 KT... 30NE 30SE 30SW 20NW.  
34 KT... 60NE 70SE 60SW 70NW.  
 
FORECAST VALID 13/0000Z 30.8N 35.5W  
MAX WIND 75 KT...GUSTS 90 KT.  
50 KT... 40NE 40SE 40SW 30NW.  
34 KT... 80NE 80SE 80SW 60NW.  
 
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 14/0000Z 32.5N 32.0W  
MAX WIND 70 KT...GUSTS 85 KT.  
 
OUTLOOK VALID 15/0000Z 34.5N 26.5W  
MAX WIND 60 KT...GUSTS 75 KT.  
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 32.3N 39.0W  
 
NEXT ADVISORY AT 10/0900Z  
 

 
FORECASTER LANDSEA  
 
 
 
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