WOCN31 CWHX 300011 CCA TROPICAL CYCLONE INFORMATION STATEMENT CORRECTED BY THE CANADIAN HURRICANE CENTRE OF ENVIRONMENT CANADA AT 9:11 PM ADT MONDAY 29 OCTOBER 2012 --------------------------------------------------------------------- TROPICAL CYCLONE INFORMATION STATEMENT FOR: NOVA SCOTIA NEW BRUNSWICK SOUTHERN QUEBEC SOUTHERN ONTARIO. FOR POST-TROPICAL STORM SANDY. THE NEXT STATEMENT WILL BE ISSUED BY 3:00 AM ADT. ** CORRECTED FOR MARITIMES RAINFALL INFORMATION ** SANDY NOW POST-TROPICAL AND IS MAKING LANDFALL ALONG THE NEW JERSEY COAST NEAR ATLANTIC CITY AT THIS MOMENT. IMPACTS FROM SANDY EXTEND OVER A THOUSAND KILOMETRES AWAY FROM THE STORM. SOUTHERN ONTARIO AND SOUTHERN QUEBEC ARE EXPERIENCING HIGH WIND GUSTS AND PERIODS OF HEAVY RAIN. GUSTY WINDS HAVE BEGUN OVER SOUTHWESTERN NOVA SCOTIA WITH RAIN TO FOLLOW ON TUESDAY. --------------------------------------------------------------------- ==DISCUSSION== 1. SUMMARY OF BASIC INFORMATION AT 9.00 PM ADT. LOCATION: NEAR 39.4 NORTH 74.5 WEST, APPROXIMATELY 8 KILOMETRES SOUTHEAST OF ATLANTIC CITY. MAXIMUM SUSTAINED WINDS: 140 KM/H. PRESENT MOVEMENT: WEST-NORTHWEST AT 44 KM/H. MINIMUM CENTRAL PRESSURE: 945 MB. 2. PUBLIC WEATHER IMPACTS AND WARNINGS SUMMARY. POST-TROPICAL STORM SANDY MOVED RAPIDLY NORTHWESTWARD TODAY AND ITS CENTER IS MOVING INLAND ALONG THE NEW JERSEY COAST AT THIS MOMENT. REGARDLESS OF ITS TROPICAL OR POST-TROPICAL STATUS, SANDY CAME ASHORE AS AN EXTREMELY LARGE AND DANGEROUS CYCLONE AND WILL REMAIN POWERFUL FOR AT LEAST ANOTHER 12 TO 24 HOURS, ALTHOUGH IT WILL BEGIN TO WEAKEN STEADILY NOW THAT IT IS INLAND. THE IMPACTS FROM POST-TROPICAL SANDY ARE EXTENDING OVER AN EXTREMELY LARGE AREA WELL AWAY FROM THE STORM CENTRE. IT IS ADVISED THAT PERSONS IN THE ABOVE LISTED REGIONS CONTINUE TO PAY CLOSE ATTENTION TO MESSAGES FROM THE CANADIAN HURRICANE CENTRE, AS WELL AS INFORMATION FROM REGIONAL STORM PREDICTION CENTRES IN ONTARIO, QUEBEC, AND ATLANTIC CANADA FOR THE LATEST OFFICIAL FORECASTS AND WARNINGS FOR YOUR AREA. A. RAINFALL. RAIN DIRECTLY RELATED TO POST-TROPICAL SANDY HAS BEGUN OVER PARTS OF SOUTHERN ONTARIO. RAINFALL AMOUNTS OF 20 TO 40 MILLIMETRES ARE FORECAST OVER MANY AREAS OF SOUTHERN ONTARIO. HIGHER AMOUNTS ARE POSSIBLE IN SOME LOCALITIES AND RAINFALL AMOUNTS COULD VARY GREATLY WITH LOCATION DEPENDING ON THE MOVEMENT OF SOME OF THE SMALLER HEAVIER RAINBANDS WITH THIS SYSTEM. PERIODS OF HEAVY RAIN WILL AFFECT SOUTHERN AND CENTRAL QUEBEC STARTING LATER THIS EVENING. AMOUNTS OF 20 TO 40 MILLIMETRES ARE EXPECTED WITH HIGHER AMOUNTS POSSIBLE OVER HIGHER TERRAIN ESPECIALLY OVER THE CHARLEVOIX MOUNTAINS. THE QUEBEC STORM PREDICTION CENTRE HAS ISSUED A RAINFALL WARNING FOR CHARLEVOIX. THE PRECIPITATION WILL MIX WITH OR CHANGE TO SNOW OVER PARTS OF ONTARIO AND EXTREME WESTERN QUEBEC AS TEMPERATURES APPROACH THE FREEZING MARK NORTH AND WEST OF THE STORM. RAIN IS EXPECTED TO REACH THE SOUTHWESTERN MARITIMES TONIGHT AND THEN SPREAD SLOWLY NORTH AND EAST ON TUESDAY. THE SOUTHWESTERN MARITIMES UNTIL TUESDAY MORNING BUT COULD PERSIST INTO WEDNESDAY FROM A DEVELOPING FRONTAL SYSTEM NOT DIRECTLY ASSOCIATED WITH SANDY. AMOUNTS COULD BE SIGNIFICANT AND TOTAL AMOUNTS COULD EXCEED 50 MILLIMETRES THROUGH WEDNESDAY. B. WINDS. THE QUEBEC STORM PREDICTION CENTRE HAS ISSUED WIND WARNINGS FOR PARTS OF THE ST LAWRENCE RIVER VALLEY BEGINNING LATER TODAY. THE ONTARIO STORM PREDICTION CENTRE HAS ISSUED WIND WARNINGS FOR ADJACENT AREAS OF THE ST LAWRENCE VALLEY AS WELL AS OTHER PARTS OF SOUTHERN ONTARIO FOR HIGH WIND GUSTS BEGINNING LATER TONIGHT AND CONTINUING ON TUESDAY. NORTHERLY WINDS ARE INCREASING OVER SOUTHERN ONTARIO WITH SOME AREAS ALREADY REPORTING GUSTS IN EXCESS OF 80 KM/H. THESE WINDS WILL CONTINUE TO INCREASE THIS EVENING AND GUSTS TO 90 KM/H OR HIGHER ARE LIKELY ESPECIALLY ALONG WESTERN LAKE ONTARIO AND THE NIAGARA ESCARPMENT AS WELL AS AREAS ADJACENT TO LAKE HURON AND GEORGIAN BAY. THESE WIND GUSTS HAVE THE POTENTIAL TO CAUSE BROKEN TREE LIMBS OR IN SOME CASES UPROOTED TREES WHICH MAY RESULT IN DOWNED UTILITY LINES. RESIDUAL FALLING LEAVES CAN ALSO OBSTRUCT STORM WATER DRAINAGE SYSTEMS ALONG ROADWAYS PARTICULARLY IN URBAN AREAS. THIS COMBINED WITH HEAVY RAINFALL COULD INCREASE THE RISK OF FLOODING IN SOME AREAS. NORTHEAST WINDS ARE INCREASING OVER SOUTHERN QUEBEC. THESE WINDS WILL CONTINUE TO INCREASE THIS EVENING. THE STRONGEST WINDS ARE EXPECTED IN THE ST LAWRENCE VALLEY WHERE GUSTS COULD ALSO EXCEED 90 KM/H. NORTHEAST WINDS GUSTING TO 80 KM/H HAVE BEGUN OVER SOUTHWESTERN NOVA SCOTIA. THESE WINDS WILL PERSIST TONIGHT. SLIGHTLY LOWER WINDS EXPECTED FURTHER TO THE NORTH AND EAST. C. WAVES. THE QUEBEC STORM PREDICTION CENTRE HAS ISSUED STORM SURGE WARNINGS FOR POUNDING WAVES ALONG SHORELINES ADJACENT TO GASPÉ AND THE THE ST. LAWRENCE RIVER. FOR MORE INFORMATION PLEASE REFER TO THE WARNING BULLETIN ISSUED BY THE QUEBEC STORM PREDICTION CENTRE. LARGE WAVES ARE VERY LIKELY OVER PORTIONS OF THE GREAT LAKES BEGINNING LATER TODAY AND INTO TUESDAY. HIGH SEASTATES UP TO 7 METRES ARE POSSIBLE OVER SOUTHERN LAKE HURON. WAVES FROM HURRICANE SANDY HAVE ALREADY MOVED INTO SOUTHWESTERN MARITIME MARINE AREAS. WAVES ALONG THE SOUTH SHORE OF NOVA SCOTIA ARE CURRENTLY 3 TO 4 METRES AND ARE EXPECTED TO INCREASE TO 5 TO 7 METRES LATER TONIGHT. THESE WAVES HAVE ALREADY RESULTED IN ELEVATED WATER LEVELS ALONG PARTS OF THE ATLANTIC COAST. FARTHER OFFSHORE IN THE SOUTHWESTERN MARINE AREAS WAVES IN THE 4 TO 5 METRE RANGE ARE BEING REPORTED, WHICH WILL INCREASE TO THE 7 TO 9 METRE RANGE LATER TONIGHT. 3. MARINE WEATHER IMPACTS AND WARNINGS SUMMARY. GALE AND STORM FORCE WIND WARNINGS ARE IN EFFECT FOR SOUTHWESTERN MARITIMES MARINE AREAS FOR TODAY AND TONIGHT. GALE AND STORM FORCE WIND WARNINGS ARE ALSO IN EFFECT FOR MOST OF THE GREAT LAKES. GALE FORCE WINDS EXTEND HUNDREDS OF KILOMETRES OUTWARD FROM THE CENTER OF SANDY'S CIRCULATION. GALE TO STORM FORCE WINDS ARE OCCURRING OVER SOUTHWESTERN MARITIME MARINE DISTRICT AND WILL PERSIST TONIGHT OVER THESE MARINE AREAS. HIGHER THAN NORMAL WATER LEVELS AND POUNDING SURF WILL CONTINUE ALONG THE ATLANTIC COAST OF NOVA SCOTIA TONIGHT AND TUESDAY MORNING, ESPECIALLY ALONG PARTS OF THE SOUTH SHORE. ALSO, HIGHER THAN NORMAL WATER LEVELS ARE EXPECTED ON THE ST LAWRENCE RIVER DURING HIGH TIDE THIS EVENING AND ESPECIALLY TUESDAY EVENING. THIS COULD RESULT IN COASTAL FLOODING IN THE QUEBEC CITY REGION. VISIT WEATHEROFFICE.GC.CA/HURRICANE (ALL IN LOWER CASE) FOR THE LATEST: - FORECAST POSITION, CENTRAL PRESSURE TABLE. - STRENGTH AND PREDICTED WIND RADII TABLE. - HURRICANE TRACK INFORMATION MAP. - TECHNICAL DISCUSSION. PLEASE ALSO REFER TO THE PUBLIC AND MARINE FORECASTS AND WARNINGS ISSUED BY ENVIRONMENT CANADA FOR YOUR AREA. END