Hurricane Bertha

Forecast Advisory 63

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000
WTNT22 KNHC 182028
TCMAT2
HURRICANE BERTHA FORECAST/ADVISORY NUMBER 63
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL022008
2100 UTC FRI JUL 18 2008

HURRICANE CENTER LOCATED NEAR 37.6N 50.6W AT 18/2100Z
POSITION ACCURATE WITHIN 20 NM

PRESENT MOVEMENT TOWARD THE NORTHEAST OR 40 DEGREES AT 19 KT

ESTIMATED MINIMUM CENTRAL PRESSURE 989 MB
EYE DIAMETER 40 NM
MAX SUSTAINED WINDS 65 KT WITH GUSTS TO 80 KT.
64 KT....... 0NE 40SE 0SW 0NW.
50 KT....... 35NE 50SE 35SW 35NW.
34 KT.......110NE 150SE 110SW 75NW.
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 37.6N 50.6W AT 18/2100Z
AT 18/1800Z CENTER WAS LOCATED NEAR 36.9N 51.4W

FORECAST VALID 19/0600Z 39.8N 48.2W
MAX WIND 65 KT...GUSTS 80 KT.
64 KT... 0NE 40SE 0SW 0NW.
50 KT... 35NE 50SE 35SW 35NW.
34 KT...110NE 150SE 110SW 75NW.

FORECAST VALID 19/1800Z 42.9N 44.8W
MAX WIND 60 KT...GUSTS 75 KT.
50 KT... 45NE 60SE 35SW 35NW.
34 KT...120NE 150SE 100SW 75NW.

FORECAST VALID 20/0600Z 46.7N 40.6W...BECOMING EXTRATROPICAL
MAX WIND 55 KT...GUSTS 65 KT.
50 KT... 60NE 75SE 60SW 0NW.
34 KT...150NE 210SE 120SW 75NW.

FORECAST VALID 20/1800Z 51.5N 36.0W...EXTRATROPICAL
MAX WIND 50 KT...GUSTS 60 KT.
50 KT... 0NE 75SE 0SW 0NW.
34 KT...180NE 240SE 120SW 75NW.

FORECAST VALID 21/1800Z 61.0N 23.0W...EXTRATROPICAL
MAX WIND 50 KT...GUSTS 60 KT.
50 KT... 0NE 90SE 0SW 0NW.
34 KT...150NE 210SE 150SW 150NW.

EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 250 NM
ON DAY 4 AND 325 NM ON DAY 5...AND FOR INTENSITY NEAR 20 KT EACH DAY

OUTLOOK VALID 22/1800Z...ABSORBED

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 37.6N 50.6W

NEXT ADVISORY AT 19/0300Z

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FORECASTER BLAKE