Hurricane Bertha

Forecast Advisory 54

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000
WTNT22 KNHC 161431
TCMAT2
TROPICAL STORM BERTHA FORECAST/ADVISORY NUMBER 54
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL022008
1500 UTC WED JUL 16 2008

TROPICAL STORM CENTER LOCATED NEAR 36.6N 60.7W AT 16/1500Z
POSITION ACCURATE WITHIN 30 NM

PRESENT MOVEMENT TOWARD THE EAST OR 100 DEGREES AT 3 KT

ESTIMATED MINIMUM CENTRAL PRESSURE 995 MB
MAX SUSTAINED WINDS 60 KT WITH GUSTS TO 75 KT.
50 KT....... 70NE 90SE 50SW 50NW.
34 KT.......100NE 120SE 100SW 100NW.
12 FT SEAS..150NE 180SE 150SW 120NW.
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 36.6N 60.7W AT 16/1500Z
AT 16/1200Z CENTER WAS LOCATED NEAR 36.8N 60.9W

FORECAST VALID 17/0000Z 36.0N 60.1W
MAX WIND 60 KT...GUSTS 75 KT.
50 KT... 70NE 90SE 50SW 50NW.
34 KT...100NE 120SE 100SW 100NW.

FORECAST VALID 17/1200Z 35.0N 58.7W
MAX WIND 60 KT...GUSTS 75 KT.
50 KT... 70NE 90SE 50SW 50NW.
34 KT...100NE 120SE 100SW 100NW.

FORECAST VALID 18/0000Z 34.7N 56.4W
MAX WIND 60 KT...GUSTS 75 KT.
50 KT... 60NE 75SE 75SW 60NW.
34 KT...100NE 120SE 120SW 90NW.

FORECAST VALID 18/1200Z 35.6N 54.0W
MAX WIND 60 KT...GUSTS 75 KT.
50 KT... 60NE 75SE 60SW 60NW.
34 KT...100NE 120SE 120SW 90NW.

FORECAST VALID 19/1200Z 40.0N 49.0W
MAX WIND 50 KT...GUSTS 60 KT.
50 KT... 45NE 60SE 45SW 45NW.
34 KT... 90NE 100SE 90SW 90NW.

EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 225 NM
ON DAY 4 AND 300 NM ON DAY 5...AND FOR INTENSITY NEAR 20 KT EACH DAY

OUTLOOK VALID 20/1200Z 43.5N 44.5W...BECOMING EXTRATROPICAL
MAX WIND 45 KT...GUSTS 55 KT.

OUTLOOK VALID 21/1200Z 47.5N 39.0W...EXTRATROPICAL
MAX WIND 45 KT...GUSTS 55 KT.

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 36.6N 60.7W

NEXT ADVISORY AT 16/2100Z

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FORECASTER BLAKE