Hurricane Bertha

Forecast Advisory 23

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371
WTNT22 KNHC 082031
TCMAT2
HURRICANE BERTHA FORECAST/ADVISORY NUMBER 23
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL022008
2100 UTC TUE JUL 08 2008


HURRICANE CENTER LOCATED NEAR 22.7N 54.8W AT 08/2100Z
POSITION ACCURATE WITHIN 25 NM

PRESENT MOVEMENT TOWARD THE NORTHWEST OR 310 DEGREES AT 10 KT

ESTIMATED MINIMUM CENTRAL PRESSURE 980 MB
MAX SUSTAINED WINDS 75 KT WITH GUSTS TO 90 KT.
64 KT....... 25NE 15SE 15SW 15NW.
50 KT....... 50NE 30SE 30SW 30NW.
34 KT.......120NE 60SE 45SW 75NW.
12 FT SEAS..270NE 180SE 150SW 240NW.
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 22.7N 54.8W AT 08/2100Z
AT 08/1800Z CENTER WAS LOCATED NEAR 22.4N 54.4W

FORECAST VALID 09/0600Z 23.6N 56.0W
MAX WIND 70 KT...GUSTS 85 KT.
64 KT... 25NE 15SE 15SW 15NW.
50 KT... 50NE 30SE 30SW 30NW.
34 KT...120NE 60SE 45SW 75NW.

FORECAST VALID 09/1800Z 24.8N 57.4W
MAX WIND 65 KT...GUSTS 80 KT.
64 KT... 30NE 15SE 15SW 15NW.
50 KT... 60NE 45SE 30SW 30NW.
34 KT...120NE 90SE 45SW 60NW.

FORECAST VALID 10/0600Z 26.0N 58.5W
MAX WIND 65 KT...GUSTS 80 KT.
64 KT... 30NE 15SE 15SW 15NW.
50 KT... 60NE 45SE 30SW 30NW.
34 KT...120NE 90SE 45SW 60NW.

FORECAST VALID 10/1800Z 27.0N 59.2W
MAX WIND 65 KT...GUSTS 80 KT.
50 KT... 70NE 45SE 30SW 45NW.
34 KT...140NE 90SE 45SW 90NW.

FORECAST VALID 11/1800Z 29.0N 60.0W
MAX WIND 60 KT...GUSTS 75 KT.
50 KT... 70NE 45SE 30SW 45NW.
34 KT...140NE 90SE 45SW 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 12/1800Z 31.0N 59.5W
MAX WIND 60 KT...GUSTS 75 KT.

OUTLOOK VALID 13/1800Z 33.0N 58.5W
MAX WIND 60 KT...GUSTS 75 KT.

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 22.7N 54.8W

NEXT ADVISORY AT 09/0300Z

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FORECASTER RHOME