000 WTNT21 KNHC 212031 TCMAT1 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