Hurricane Gert

Forecast Advisory 11

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657
WTNT23 KNHC 151433
TCMAT3

HURRICANE GERT FORECAST/ADVISORY NUMBER 11
NWS NATIONAL HURRICANE CENTER MIAMI FL AL082017
1500 UTC TUE AUG 15 2017

THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.

HURRICANE CENTER LOCATED NEAR 32.8N 72.0W AT 15/1500Z
POSITION ACCURATE WITHIN 20 NM

PRESENT MOVEMENT TOWARD THE NORTH-NORTHEAST OR 15 DEGREES AT 9 KT

ESTIMATED MINIMUM CENTRAL PRESSURE 986 MB
MAX SUSTAINED WINDS 65 KT WITH GUSTS TO 80 KT.
64 KT....... 20NE 20SE 0SW 0NW.
50 KT....... 50NE 50SE 0SW 0NW.
34 KT....... 90NE 90SE 60SW 40NW.
12 FT SEAS..170NE 170SE 100SW 100NW.
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 32.8N 72.0W AT 15/1500Z
AT 15/1200Z CENTER WAS LOCATED NEAR 32.3N 72.3W

FORECAST VALID 16/0000Z 34.4N 70.7W
MAX WIND 70 KT...GUSTS 85 KT.
64 KT... 20NE 20SE 0SW 0NW.
50 KT... 50NE 50SE 0SW 0NW.
34 KT...100NE 100SE 60SW 40NW.

FORECAST VALID 16/1200Z 36.7N 67.0W
MAX WIND 75 KT...GUSTS 90 KT.
64 KT... 30NE 30SE 20SW 20NW.
50 KT... 50NE 50SE 30SW 30NW.
34 KT...100NE 110SE 80SW 60NW.

FORECAST VALID 17/0000Z 38.9N 61.2W
MAX WIND 75 KT...GUSTS 90 KT.
64 KT... 30NE 30SE 20SW 20NW.
50 KT... 50NE 50SE 40SW 30NW.
34 KT...100NE 110SE 100SW 60NW.

FORECAST VALID 17/1200Z 41.3N 53.3W
MAX WIND 70 KT...GUSTS 85 KT.
50 KT... 50NE 60SE 50SW 30NW.
34 KT...100NE 130SE 110SW 60NW.

FORECAST VALID 18/1200Z 48.8N 38.3W...POST-TROP/EXTRATROP
MAX WIND 60 KT...GUSTS 75 KT.
50 KT... 50NE 90SE 60SW 0NW.
34 KT...100NE 180SE 180SW 70NW.

EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 150 NM
ON DAY 4 AND 200 NM ON DAY 5...AND FOR INTENSITY NEAR 15 KT EACH DAY

OUTLOOK VALID 19/1200Z 54.0N 34.5W...POST-TROP/EXTRATROP
MAX WIND 45 KT...GUSTS 55 KT.

OUTLOOK VALID 20/1200Z...DISSIPATED

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 32.8N 72.0W

NEXT ADVISORY AT 15/2100Z

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FORECASTER ZELINSKY