FXCN31 CWHX 281800 TROPICAL CYCLONE TECHNICAL INFORMATION STATEMENT ISSUED BY THE CANADIAN HURRICANE CENTRE OF ENVIRONMENT CANADA AT 12.56 PM ADT SUNDAY 28 AUGUST 2011. THE NEXT STATEMENT WILL BE ISSUED BY 9.00 PM ADT 1. CURRENT POSITION, STRENGTH, CENTRAL PRESSURE AND MOTION AT 3.00 PM ADT, TROPICAL STORM IRENE WAS LOCATED NEAR LATITUDE 42.9 N AND LONGITUDE 73.2 W, ABOUT 25 NAUTICAL MILES OR 50 KM EAST OF ALBANY. MAXIMUM SUSTAINED WINDS ARE ESTIMATED AT 50 KNOTS ( 93 KM/H ) AND CENTRAL PRESSURE AT 970 MB. IRENE IS MOVING NORTH NORTHEAST AT 22 KNOTS ( 41 KM/H ). 2. FORECAST POSITION, CENTRAL PRESSURE AND STRENGTH DATE TIME LAT LON MSLP MAX WIND ADT MB KTS KMH AUG 28 3.00 PM 42.9N 73.2W 970 50 93 AUG 29 3.00 AM 46.8N 69.7W 970 50 93 POST-TROPICAL AUG 29 3.00 PM 50.5N 65.3W 972 50 93 POST-TROPICAL AUG 30 3.00 AM 53.6N 59.0W 973 50 93 POST-TROPICAL AUG 30 3.00 PM 55.7N 51.1W 975 45 83 POST-TROPICAL AUG 31 3.00 AM 57.5N 42.2W 977 40 74 POST-TROPICAL AUG 31 3.00 PM 59.2N 32.8W 979 35 65 POST-TROPICAL 3. TECHNICAL DISCUSSION A. ANALYSIS IRENE IS INLAND OVER SOUTHERN NEW ENGLAND AND IS RAPIDLY LOSING ITS TROPICAL CHARACTERISTICS. INITIAL INTENSITY IS DOWN TO 50 KNOTS, AND SURFACE OBSERVATIONS SHOW ITS PRESSURE HAS RISEN TO 970 MB. THE EXTENT OF IRENE'S WIND FIELD IS STILL VERY LARGE HOWEVER, WITH YARMOUTH REPORTING A WIND GUST TO 50 KNOTS EARLIER THIS AFTEROON, AND A SHIP WEST OF GEORGE'S BANK REPORTING SUSTAINED STORM FORCE WINDS. AN ENVISAT ASAR OVERPASS AT 1438Z SOUTH OF NOVA SCOTIA INDICATED WINDS OF TROPICAL STORM FORCE EXTENDING NEARLY 300 NM EAST OF THE STORM CENTER. IRENE CONTINUES TO INCREASE ITS FORWARD SPEED AND IS NOW MOVING NORTH-NORTHEAST AT 23 KNOTS. B. PROGNOSTIC IRENE WILL LIKELY BE DECLARED POST-TROPICAL LATER THIS AFTERNOON OR THIS EVENING AS IT CONTINUES TO ACCELERATE ACROSS NEW ENGLAND TOWARD CANADIAN TERRITORY. AS A LARGE POST-TROPICAL SYSTEM, IRENE IS NOT EXPECTED TO WEAKEN MUCH FURTHER AS IT MOVES ACROSS SOUTHEASTERN QUEBEC AND IS EXPECTED TO MAINTAIN ITS LARGE WIND FIELD. WE MAINTAIN THIS AS A 50 KNOT SYSTEM THROUGH LATE MONDAY NIGHT, GIVEN THAT THERE WILL BE WIND ENHANCEMENT OVER CERTAIN BAYS AND COASTLINES AROUND ATLANTIC CANADA. GUSTY WINDS OVER LAND UP TO STORM FORCE ARE STILL POSSIBLE WELL SOUTH AND EAST OF THE TRACK AS EVIDENCED BY WINDS AT YARMOUTH THIS AFTERNOON. C. PREDICTED WIND RADII (NM) TIME GALES STORMS HURRICANE NE SE SW NW NE SE SW NW NE SE SW NW 28/18Z 250 290 150 125 135 150 70 30 0 0 0 0 29/06Z 235 330 145 105 100 120 45 20 0 0 0 0 29/18Z 210 360 165 85 80 100 30 0 0 0 0 0 30/06Z 200 345 190 75 60 80 0 0 0 0 0 0 30/18Z 190 330 190 75 0 0 0 0 0 0 0 0 31/06Z 180 325 180 75 0 0 0 0 0 0 0 0 31/18Z 180 315 180 75 0 0 0 0 0 0 0 0 END/BORGEL/FOGARTY