Hurricane Bertha

Forecast Advisory 18

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339
WTNT22 KNHC 071433
TCMAT2
HURRICANE BERTHA FORECAST/ADVISORY NUMBER 18
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL022008
1500 UTC MON JUL 07 2008


HURRICANE CENTER LOCATED NEAR 19.6N 51.3W AT 07/1500Z
POSITION ACCURATE WITHIN 30 NM

PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 285 DEGREES AT 13 KT

ESTIMATED MINIMUM CENTRAL PRESSURE 994 MB
MAX SUSTAINED WINDS 80 KT WITH GUSTS TO 100 KT.
64 KT....... 20NE 0SE 0SW 20NW.
50 KT....... 50NE 30SE 20SW 50NW.
34 KT.......100NE 60SE 40SW 100NW.
12 FT SEAS..270NE 180SE 90SW 270NW.
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 19.6N 51.3W AT 07/1500Z
AT 07/1200Z CENTER WAS LOCATED NEAR 19.4N 50.7W

FORECAST VALID 08/0000Z 20.3N 53.3W
MAX WIND 90 KT...GUSTS 110 KT.
64 KT... 20NE 0SE 0SW 20NW.
50 KT... 50NE 30SE 20SW 50NW.
34 KT...100NE 60SE 40SW 100NW.

FORECAST VALID 08/1200Z 21.2N 55.5W
MAX WIND 90 KT...GUSTS 110 KT.
64 KT... 30NE 20SE 0SW 30NW.
50 KT... 60NE 45SE 30SW 60NW.
34 KT...120NE 90SE 75SW 120NW.

FORECAST VALID 09/0000Z 22.1N 57.5W
MAX WIND 85 KT...GUSTS 105 KT.
64 KT... 30NE 20SE 0SW 30NW.
50 KT... 60NE 45SE 30SW 60NW.
34 KT...120NE 90SE 75SW 120NW.

FORECAST VALID 09/1200Z 23.2N 59.2W
MAX WIND 80 KT...GUSTS 100 KT.
50 KT... 60NE 45SE 30SW 60NW.
34 KT...120NE 90SE 75SW 120NW.

FORECAST VALID 10/1200Z 25.5N 62.0W
MAX WIND 75 KT...GUSTS 90 KT.
50 KT... 75NE 60SE 30SW 60NW.
34 KT...120NE 120SE 75SW 100NW.

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 11/1200Z 28.5N 63.5W
MAX WIND 70 KT...GUSTS 85 KT.

OUTLOOK VALID 12/1200Z 31.0N 63.5W
MAX WIND 70 KT...GUSTS 85 KT.

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 19.6N 51.3W

NEXT ADVISORY AT 07/2100Z

$$
FORECASTER RHOME





182
WTNT22 KNHC 071453
TCMAT2
HURRICANE BERTHA FORECAST/ADVISORY NUMBER 18...CORRECTED
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL022008
1500 UTC MON JUL 07 2008

...CORRECTED FOR PRESSURE...

HURRICANE CENTER LOCATED NEAR 19.6N 51.3W AT 07/1500Z
POSITION ACCURATE WITHIN 30 NM

PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 285 DEGREES AT 13 KT

ESTIMATED MINIMUM CENTRAL PRESSURE 975 MB
MAX SUSTAINED WINDS 80 KT WITH GUSTS TO 100 KT.
64 KT....... 20NE 0SE 0SW 20NW.
50 KT....... 50NE 30SE 20SW 50NW.
34 KT.......100NE 60SE 40SW 100NW.
12 FT SEAS..270NE 180SE 90SW 270NW.
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 19.6N 51.3W AT 07/1500Z
AT 07/1200Z CENTER WAS LOCATED NEAR 19.4N 50.7W

FORECAST VALID 08/0000Z 20.3N 53.3W
MAX WIND 90 KT...GUSTS 110 KT.
64 KT... 20NE 0SE 0SW 20NW.
50 KT... 50NE 30SE 20SW 50NW.
34 KT...100NE 60SE 40SW 100NW.

FORECAST VALID 08/1200Z 21.2N 55.5W
MAX WIND 90 KT...GUSTS 110 KT.
64 KT... 30NE 20SE 0SW 30NW.
50 KT... 60NE 45SE 30SW 60NW.
34 KT...120NE 90SE 75SW 120NW.

FORECAST VALID 09/0000Z 22.1N 57.5W
MAX WIND 85 KT...GUSTS 105 KT.
64 KT... 30NE 20SE 0SW 30NW.
50 KT... 60NE 45SE 30SW 60NW.
34 KT...120NE 90SE 75SW 120NW.

FORECAST VALID 09/1200Z 23.2N 59.2W
MAX WIND 80 KT...GUSTS 100 KT.
50 KT... 60NE 45SE 30SW 60NW.
34 KT...120NE 90SE 75SW 120NW.

FORECAST VALID 10/1200Z 25.5N 62.0W
MAX WIND 75 KT...GUSTS 90 KT.
50 KT... 75NE 60SE 30SW 60NW.
34 KT...120NE 120SE 75SW 100NW.

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 11/1200Z 28.5N 63.5W
MAX WIND 70 KT...GUSTS 85 KT.

OUTLOOK VALID 12/1200Z 31.0N 63.5W
MAX WIND 70 KT...GUSTS 85 KT.

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 19.6N 51.3W

NEXT ADVISORY AT 07/2100Z

$$
FORECASTER RHOME