Hurricane Gert

Forecast Advisory 15

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592
WTNT23 KNHC 161435
TCMAT3

HURRICANE GERT FORECAST/ADVISORY NUMBER 15
NWS NATIONAL HURRICANE CENTER MIAMI FL AL082017
1500 UTC WED AUG 16 2017

THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.

HURRICANE CENTER LOCATED NEAR 37.4N 65.7W AT 16/1500Z
POSITION ACCURATE WITHIN 20 NM

PRESENT MOVEMENT TOWARD THE NORTHEAST OR 55 DEGREES AT 22 KT

ESTIMATED MINIMUM CENTRAL PRESSURE 975 MB
MAX SUSTAINED WINDS 80 KT WITH GUSTS TO 100 KT.
64 KT....... 30NE 30SE 0SW 0NW.
50 KT....... 50NE 50SE 0SW 0NW.
34 KT....... 90NE 110SE 70SW 40NW.
12 FT SEAS..120NE 210SE 180SW 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 37.4N 65.7W AT 16/1500Z
AT 16/1200Z CENTER WAS LOCATED NEAR 36.8N 67.1W

FORECAST VALID 17/0000Z 39.0N 61.3W
MAX WIND 85 KT...GUSTS 105 KT.
64 KT... 30NE 35SE 15SW 0NW.
50 KT... 50NE 60SE 30SW 20NW.
34 KT... 90NE 130SE 90SW 50NW.

FORECAST VALID 17/1200Z 41.8N 53.6W
MAX WIND 75 KT...GUSTS 90 KT.
64 KT... 30NE 40SE 20SW 0NW.
50 KT... 50NE 70SE 40SW 0NW.
34 KT... 90NE 150SE 120SW 50NW.

FORECAST VALID 18/0000Z 45.5N 45.2W
MAX WIND 65 KT...GUSTS 80 KT.
64 KT... 0NE 40SE 30SW 0NW.
50 KT... 50NE 70SE 50SW 0NW.
34 KT...100NE 150SE 120SW 50NW.

FORECAST VALID 18/1200Z 49.5N 38.4W...POST-TROP/EXTRATROP
MAX WIND 50 KT...GUSTS 60 KT.
50 KT... 60NE 90SE 0SW 0NW.
34 KT...120NE 150SE 120SW 60NW.

FORECAST VALID 19/1200Z 55.0N 32.2W...POST-TROP/EXTRATROP
MAX WIND 40 KT...GUSTS 50 KT.
34 KT...150NE 180SE 120SW 120NW.

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 20/1200Z 55.0N 26.0W...POST-TROP/EXTRATROP
MAX WIND 40 KT...GUSTS 50 KT.

OUTLOOK VALID 21/1200Z...ABSORBED BY A LARGER EXTRATROPICAL LOW

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 37.4N 65.7W

NEXT ADVISORY AT 16/2100Z

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FORECASTER BERG