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Hurricane IGOR


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HURRICANE IGOR FORECAST/ADVISORY NUMBER  55
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   AL112010
2100 UTC TUE SEP 21 2010
 
CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...
 
NONE.
 
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
 
A HURRICANE WATCH IS IN EFFECT FOR...
* THE COAST OF NEWFOUNDLAND FROM STONES COVE NORTHWARD AND EASTWARD
TO FOGO ISLAND
 
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* THE COAST OF NEWFOUNDLAND FROM BURGEO NORTHWARD AND EASTWARD
TO TRITON
* THE ISLANDS OF ST-PIERRE AND MIQUELON
 
THESE WATCHES AND WARNINGS WILL LIKELY BE DISCONTINUED THIS EVENING
OR TONIGHT.
 
HURRICANE CENTER LOCATED NEAR 49.3N  51.7W AT 21/2100Z
POSITION ACCURATE WITHIN  30 NM
 
PRESENT MOVEMENT TOWARD THE NORTH-NORTHEAST OR  25 DEGREES AT  34 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  950 MB
MAX SUSTAINED WINDS  70 KT WITH GUSTS TO  90 KT.
64 KT.......  0NE  75SE  75SW  75NW.
50 KT.......220NE 240SE 160SW 180NW.
34 KT.......450NE 400SE 350SW 400NW.
12 FT SEAS..480NE 900SE 995SW 380NW.
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 49.3N  51.7W AT 21/2100Z
AT 21/1800Z CENTER WAS LOCATED NEAR 48.0N  52.2W
 
FORECAST VALID 22/0600Z 53.0N  49.8W...POST-TROP/EXTRATROP
MAX WIND  70 KT...GUSTS  85 KT.
64 KT...150NE 180SE 180SW 180NW.
50 KT...300NE 250SE 300SW 360NW.
34 KT...500NE 660SE 570SW 600NW.
 
FORECAST VALID 22/1800Z 57.2N  51.0W...POST-TROP/EXTRATROP
MAX WIND  70 KT...GUSTS  85 KT.
64 KT...180NE   0SE   0SW 210NW.
50 KT...240NE 180SE 240SW 300NW.
34 KT...450NE 700SE 320SW 400NW.
 
FORECAST VALID 23/0600Z 61.6N  57.5W...POST-TROP/EXTRATROP
MAX WIND  55 KT...GUSTS  65 KT.
50 KT...200NE 240SE 210SW 180NW.
34 KT...300NE 950SE 360SW 270NW.
 
FORECAST VALID 23/1800Z 62.5N  60.5W...POST-TROP/EXTRATROP
MAX WIND  45 KT...GUSTS  55 KT.
34 KT...270NE 360SE 360SW 220NW.
 
FORECAST VALID 24/1800Z 62.0N  60.5W...POST-TROP/EXTRATROP
MAX WIND  40 KT...GUSTS  50 KT.
34 KT...  0NE 180SE 250SW   0NW.
 
EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 200 NM
ON DAY 4 AND 250 NM ON DAY 5...AND FOR INTENSITY NEAR 20 KT EACH DAY
 
OUTLOOK VALID 25/1800Z 61.5N  59.5W...POST-TROP/EXTRATROP
MAX WIND  40 KT...GUSTS  50 KT.
 
OUTLOOK VALID 26/1800Z...DISSIPATED
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 49.3N  51.7W
 
THIS IS THE LAST FORECAST/ADVISORY ISSUED BY THE NATIONAL HURRICANE
CENTER ON IGOR.  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 BERG
 
 
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