Tropical Storm Erin

Forecast Advisory 4



394
WTNT25 KNHC 152031
TCMAT5

TROPICAL STORM ERIN FORECAST/ADVISORY NUMBER 4
NWS NATIONAL HURRICANE CENTER MIAMI FL AL052013
2100 UTC THU AUG 15 2013

THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.

TROPICAL STORM CENTER LOCATED NEAR 15.0N 27.5W AT 15/2100Z
POSITION ACCURATE WITHIN 30 NM

PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 290 DEGREES AT 12 KT

ESTIMATED MINIMUM CENTRAL PRESSURE 1006 MB
MAX SUSTAINED WINDS 35 KT WITH GUSTS TO 45 KT.
34 KT....... 30NE 30SE 0SW 0NW.
12 FT SEAS.. 15NE 15SE 0SW 0NW.
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 15.0N 27.5W AT 15/2100Z
AT 15/1800Z CENTER WAS LOCATED NEAR 14.6N 27.0W

FORECAST VALID 16/0600Z 15.6N 29.6W
MAX WIND 40 KT...GUSTS 50 KT.
34 KT... 30NE 30SE 0SW 20NW.

FORECAST VALID 16/1800Z 16.7N 32.0W
MAX WIND 45 KT...GUSTS 55 KT.
34 KT... 40NE 30SE 20SW 40NW.

FORECAST VALID 17/0600Z 17.5N 34.2W
MAX WIND 45 KT...GUSTS 55 KT.
34 KT... 50NE 30SE 20SW 40NW.

FORECAST VALID 17/1800Z 18.3N 36.3W
MAX WIND 50 KT...GUSTS 60 KT.
50 KT... 30NE 0SE 0SW 30NW.
34 KT... 60NE 40SE 30SW 60NW.

FORECAST VALID 18/1800Z 19.0N 40.5W
MAX WIND 50 KT...GUSTS 60 KT.
50 KT... 30NE 0SE 0SW 30NW.
34 KT... 60NE 40SE 40SW 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 19/1800Z 19.5N 44.5W
MAX WIND 45 KT...GUSTS 55 KT.

OUTLOOK VALID 20/1800Z 20.0N 49.0W
MAX WIND 35 KT...GUSTS 45 KT.

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 15.0N 27.5W

NEXT ADVISORY AT 16/0300Z

$$
FORECASTER BRENNAN