Hurricane Gert
Forecast Advisory 20
514
WTNT23 KNHC 172037
TCMAT3
POST-TROPICAL CYCLONE GERT FORECAST/ADVISORY NUMBER 20
NWS NATIONAL HURRICANE CENTER MIAMI FL AL082017
2100 UTC THU AUG 17 2017
THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.
POST-TROPICAL CYCLONE CENTER LOCATED NEAR 44.8N 46.0W AT 17/2100Z
POSITION ACCURATE WITHIN 25 NM
PRESENT MOVEMENT TOWARD THE EAST-NORTHEAST OR 60 DEGREES AT 34 KT
ESTIMATED MINIMUM CENTRAL PRESSURE 985 MB
MAX SUSTAINED WINDS 55 KT WITH GUSTS TO 65 KT.
50 KT....... 40NE 60SE 0SW 0NW.
34 KT.......120NE 200SE 120SW 20NW.
12 FT SEAS..180NE 120SE 660SW 90NW.
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 44.8N 46.0W AT 17/2100Z
AT 17/1800Z CENTER WAS LOCATED NEAR 44.0N 48.0W
FORECAST VALID 18/0600Z 47.8N 40.5W...POST-TROP/EXTRATROP
MAX WIND 45 KT...GUSTS 55 KT.
34 KT...180NE 240SE 120SW 90NW.
FORECAST VALID 18/1800Z 50.6N 36.2W...POST-TROP/EXTRATROP
MAX WIND 40 KT...GUSTS 50 KT.
34 KT...180NE 180SE 120SW 120NW.
FORECAST VALID 19/0600Z 52.5N 35.0W...POST-TROP/EXTRATROP
MAX WIND 35 KT...GUSTS 45 KT.
34 KT...210NE 120SE 60SW 150NW.
FORECAST VALID 19/1800Z...DISSIPATED
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 44.8N 46.0W
THIS IS THE LAST FORECAST/ADVISORY ISSUED BY THE NATIONAL HURRICANE
CENTER ON THIS SYSTEM. ADDITIONAL INFORMATION ON THIS SYSTEM CAN BE
FOUND IN HIGH SEAS FORECASTS ISSUED BY THE NATIONAL WEATHER
SERVICE...UNDER AWIPS HEADER NFDHSFAT1 AND WMO HEADER FZNT01 KWBC.
$$
FORECASTER ZELINSKY
049
WTNT24 KNHC 172047
TCMAT4
TROPICAL STORM HARVEY FORECAST/ADVISORY NUMBER 2
NWS NATIONAL HURRICANE CENTER MIAMI FL AL092017
2100 UTC THU AUG 17 2017
CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...
NONE.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* MARTINIQUE
* ST. LUCIA
* BARBADOS
* ST. VINCENT AND THE GRENADINES
A TROPICAL STORM WATCH IS IN EFFECT FOR...
* DOMINICA
A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA...IN THIS CASE WITHIN
24-36 HOURS.
A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE
POSSIBLE WITHIN THE WATCH AREA...IN THIS CASE WITHIN 24-36 HOURS.
TROPICAL STORM CENTER LOCATED NEAR 13.0N 55.8W AT 17/2100Z
POSITION ACCURATE WITHIN 30 NM
PRESENT MOVEMENT TOWARD THE WEST OR 270 DEGREES AT 16 KT
ESTIMATED MINIMUM CENTRAL PRESSURE 1004 MB
MAX SUSTAINED WINDS 35 KT WITH GUSTS TO 45 KT.
34 KT....... 30NE 0SE 0SW 30NW.
12 FT SEAS.. 60NE 0SE 0SW 60NW.
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 13.0N 55.8W AT 17/2100Z
AT 17/1800Z CENTER WAS LOCATED NEAR 13.0N 55.0W
FORECAST VALID 18/0600Z 13.1N 58.3W
MAX WIND 35 KT...GUSTS 45 KT.
34 KT... 30NE 0SE 0SW 30NW.
FORECAST VALID 18/1800Z 13.4N 61.6W
MAX WIND 40 KT...GUSTS 50 KT.
34 KT... 40NE 0SE 0SW 40NW.
FORECAST VALID 19/0600Z 13.7N 65.1W
MAX WIND 45 KT...GUSTS 55 KT.
34 KT... 60NE 30SE 30SW 60NW.
FORECAST VALID 19/1800Z 14.0N 68.8W
MAX WIND 45 KT...GUSTS 55 KT.
34 KT... 60NE 30SE 30SW 60NW.
FORECAST VALID 20/1800Z 14.5N 76.5W
MAX WIND 55 KT...GUSTS 65 KT.
50 KT... 30NE 0SE 0SW 30NW.
34 KT... 80NE 40SE 40SW 80NW.
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 21/1800Z 15.5N 83.5W
MAX WIND 60 KT...GUSTS 75 KT.
OUTLOOK VALID 22/1800Z 17.0N 88.5W...INLAND
MAX WIND 55 KT...GUSTS 65 KT.
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 13.0N 55.8W
NEXT ADVISORY AT 18/0300Z
$$
FORECASTER BEVEN
