Hurricane Bertha

Forecast Advisory 61

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000
WTNT22 KNHC 180832
TCMAT2
TROPICAL STORM BERTHA FORECAST/ADVISORY NUMBER 61
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL022008
0900 UTC FRI JUL 18 2008

TROPICAL STORM CENTER LOCATED NEAR 34.8N 53.7W AT 18/0900Z
POSITION ACCURATE WITHIN 30 NM

PRESENT MOVEMENT TOWARD THE NORTHEAST OR 45 DEGREES AT 15 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 34.8N 53.7W AT 18/0900Z
AT 18/0600Z CENTER WAS LOCATED NEAR 34.4N 54.4W

FORECAST VALID 18/1800Z 36.6N 51.6W
MAX WIND 50 KT...GUSTS 60 KT.
50 KT... 60NE 70SE 60SW 0NW.
34 KT... 90NE 120SE 120SW 90NW.

FORECAST VALID 19/0600Z 39.0N 48.8W
MAX WIND 45 KT...GUSTS 55 KT.
34 KT...120NE 140SE 100SW 100NW.

FORECAST VALID 19/1800Z 42.5N 45.0W
MAX WIND 45 KT...GUSTS 55 KT.
34 KT...150NE 150SE 100SW 100NW.

FORECAST VALID 20/0600Z 46.0N 41.0W...EXTRATROPICAL
MAX WIND 45 KT...GUSTS 55 KT.
34 KT...180NE 180SE 75SW 75NW.

FORECAST VALID 21/0600Z 54.0N 31.0W...EXTRATROPICAL
MAX WIND 45 KT...GUSTS 55 KT.
34 KT...180NE 180SE 75SW 75NW.

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 22/0600Z...ABSORBED BY LARGER EXTRATROPICAL CYCLONE

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 34.8N 53.7W

NEXT ADVISORY AT 18/1500Z

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FORECASTER AVILA