000
WTNT25 KNHC 172030
TCMAT5
 
TROPICAL STORM ERIN FORECAST/ADVISORY NUMBER  12
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL052013
2100 UTC SAT AUG 17 2013
 
THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.
 
TROPICAL STORM CENTER LOCATED NEAR 21.0N  37.0W AT 17/2100Z
POSITION ACCURATE WITHIN  30 NM
 
PRESENT MOVEMENT TOWARD THE NORTHWEST OR 315 DEGREES AT  11 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE 1006 MB
MAX SUSTAINED WINDS  35 KT WITH GUSTS TO  45 KT.
34 KT....... 60NE  50SE   0SW  60NW.
12 FT SEAS.. 75NE  60SE  30SW  75NW.
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 21.0N  37.0W AT 17/2100Z
AT 17/1800Z CENTER WAS LOCATED NEAR 20.6N  36.4W
 
FORECAST VALID 18/0600Z 21.5N  38.3W
MAX WIND  30 KT...GUSTS  40 KT.
 
FORECAST VALID 18/1800Z 22.2N  40.4W
MAX WIND  30 KT...GUSTS  40 KT.
 
FORECAST VALID 19/0600Z 23.0N  42.7W
MAX WIND  30 KT...GUSTS  40 KT.
 
FORECAST VALID 19/1800Z 24.0N  45.0W
MAX WIND  30 KT...GUSTS  40 KT.
 
FORECAST VALID 20/1800Z 26.5N  49.0W...POST-TROP/REMNT LOW
MAX WIND  25 KT...GUSTS  35 KT.
 
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 21/1800Z...DISSIPATED
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 21.0N  37.0W
 
NEXT ADVISORY AT 18/0300Z
 
$$
FORECASTER BRENNAN