Hurricane Bertha

Forecast Advisory 59

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000
WTNT22 KNHC 172040
TCMAT2
TROPICAL STORM BERTHA FORECAST/ADVISORY NUMBER 59
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL022008
2100 UTC THU JUL 17 2008

TROPICAL STORM CENTER LOCATED NEAR 34.0N 57.2W AT 17/2100Z
POSITION ACCURATE WITHIN 30 NM

PRESENT MOVEMENT TOWARD THE EAST OR 90 DEGREES AT 10 KT

ESTIMATED MINIMUM CENTRAL PRESSURE 997 MB
MAX SUSTAINED WINDS 50 KT WITH GUSTS TO 60 KT.
50 KT....... 60NE 70SE 60SW 0NW.
34 KT....... 90NE 120SE 120SW 90NW.
12 FT SEAS..100NE 210SE 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 34.0N 57.2W AT 17/2100Z
AT 17/1800Z CENTER WAS LOCATED NEAR 33.9N 57.8W

FORECAST VALID 18/0600Z 34.4N 55.6W
MAX WIND 45 KT...GUSTS 55 KT.
34 KT... 90NE 120SE 120SW 90NW.

FORECAST VALID 18/1800Z 35.9N 53.3W
MAX WIND 45 KT...GUSTS 55 KT.
34 KT...120NE 140SE 100SW 100NW.

FORECAST VALID 19/0600Z 37.8N 51.0W
MAX WIND 45 KT...GUSTS 55 KT.
34 KT...150NE 150SE 100SW 100NW.

FORECAST VALID 19/1800Z 39.9N 48.3W
MAX WIND 45 KT...GUSTS 55 KT.
34 KT...150NE 150SE 100SW 100NW.

FORECAST VALID 20/1800Z 45.0N 41.0W...EXTRATROPICAL
MAX WIND 50 KT...GUSTS 60 KT.
50 KT... 0NE 60SE 0SW 0NW.
34 KT...180NE 180SE 75SW 75NW.

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 21/1800Z 53.5N 30.0W...EXTRATROPICAL
MAX WIND 50 KT...GUSTS 60 KT.

OUTLOOK VALID 22/1800Z...ABSORBED

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 34.0N 57.2W

NEXT ADVISORY AT 18/0300Z

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FORECASTER BLAKE