000
WTNT22 KNHC 170243
TCMAT2
HURRICANE JULIA FORECAST/ADVISORY NUMBER  20
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   AL122010
0300 UTC FRI SEP 17 2010
 
THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.
 
HURRICANE CENTER LOCATED NEAR 23.5N  42.9W AT 17/0300Z
POSITION ACCURATE WITHIN  30 NM
 
PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 290 DEGREES AT  21 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  983 MB
MAX SUSTAINED WINDS  70 KT WITH GUSTS TO  85 KT.
64 KT....... 30NE  20SE  15SW  25NW.
50 KT....... 50NE  50SE  30SW  50NW.
34 KT.......100NE 100SE  80SW 100NW.
12 FT SEAS..390NE 300SE 270SW 270NW.
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 23.5N  42.9W AT 17/0300Z
AT 17/0000Z CENTER WAS LOCATED NEAR 23.1N  42.0W
 
FORECAST VALID 17/1200Z 24.6N  45.7W
MAX WIND  60 KT...GUSTS  75 KT.
50 KT... 50NE  50SE  30SW  50NW.
34 KT...100NE 100SE  80SW 100NW.
 
FORECAST VALID 18/0000Z 26.3N  48.8W
MAX WIND  55 KT...GUSTS  65 KT.
50 KT... 45NE  45SE  30SW  45NW.
34 KT... 90NE  90SE  75SW  90NW.
 
FORECAST VALID 18/1200Z 28.6N  50.8W
MAX WIND  50 KT...GUSTS  60 KT.
50 KT... 45NE  45SE  30SW  45NW.
34 KT... 90NE  90SE  75SW  90NW.
 
FORECAST VALID 19/0000Z 31.0N  52.0W
MAX WIND  45 KT...GUSTS  55 KT.
34 KT... 75NE  75SE  60SW  75NW.
 
FORECAST VALID 20/0000Z 35.0N  50.5W
MAX WIND  40 KT...GUSTS  50 KT.
34 KT... 75NE  75SE  60SW  75NW.
 
EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 200 NM
ON DAY 4 AND 250 NM ON DAY 5...AND FOR INTENSITY NEAR 20 KT EACH DAY
 
OUTLOOK VALID 21/0000Z 39.0N  46.5W
MAX WIND  35 KT...GUSTS  45 KT.
 
OUTLOOK VALID 22/0000Z...DISSIPATED
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 23.5N  42.9W
 
NEXT ADVISORY AT 17/0900Z
 
$$
FORECASTER BROWN