WOCN10 CWTO 011916 GENERAL WEATHER STATEMENT UPDATED BY ENVIRONMENT CANADA. REGIONAL CENTRE TORONTO ONTARIO. 3.16 PM EDT TUESDAY 1 OCTOBER 2002. ONTARIO SEVERE WEATHER SUMMARY ============================== THE FOLLOWING SUMMARY LISTS KNOWN SEVERE WEATHER EVENTS IN ONTARIO FROM APRIL 1ST TO SEPTEMBER 30TH OF 2002. SEE NOTES AT END FOR CRITERIA AND DEFINITIONS. DATE LOCATION DETAILS ---- -------- ------- APR 17 HOLLAND LANDING DAMAGING WIND GUSTS MAY 23 THUNDER BAY 20 MM HAIL MAY 30 KAKABEKA FALLS 30 MM HAIL MAY 31 NORTH BAY CONFIRMED TORNADO - F1 DAMAGE BARRIE, ANGUS, 45 MM HAIL, DAMAGING WIND GUSTS, INNISFIL FLASH FLOODING TIMMINS WIND GUST TO 104 KM/H JUN 9-11 DISTRICTS OF UP TO 400+ MM OF RAIN OVER 3 DAYS, RAINY RIVER SEVERE AND WIDESPREAD FLOODING, AND KENORA DAMAGING WIND GUSTS TO 115 KM/H JUN 11-12 PETERBOROUGH 200+ MM OF RAIN OVER 2 DAYS, SEVERE FLOODING JUN 17 LONDON 24 MM HAIL JUN 21 GOSHEN DAMAGING WIND GUSTS LAKE HURON NEAR 50 MM HAIL, UNCONFIRMED TORNADO - SARNIA NO DAMAGE REPORTED WOODSLEE 70 MM OF RAIN IN 1 HR TORONTO **2 INJURED** BY LIGHTNING JUN 22 THUNDER BAY 24 MM HAIL JUN 23 FALLOWFIELD CONFIRMED TORNADO - F1 DAMAGE NEPEAN, DAMAGING WIND GUSTS HAWKESBURY, ARNPRIOR, WILLIAMSBURG JUN 26 EMBRUN, DAMAGING WIND GUSTS SARNIA, PETERBOROUGH JUN 27 CORNWALL 75 MM OF RAIN IN 2 HRS JUL 14 EARLTON DAMAGING WIND GUSTS ANGUS 100 MM OF RAIN IN 50 MIN JUL 16 MATTICE 45 MM HAIL, DAMAGING WIND GUSTS, FLASH FLOODING JUL 17 EMO UNCONFIRMED TORNADO - NO DAMAGE REPORTED JUL 18 CALEDONIA 120 MM OF RAIN IN 2 HR, FLASH FLOODING JUL 22 MANY LOCATIONS DAMAGING WIND GUSTS IN SOUTHERN AND EASTERN ONTARIO NEW TECUMSETH, CONFIRMED MICROBURSTS - F0 DAMAGE AURORA WOODBRIDGE LIGHTNING CAUSES HYDRO POLES/LINES TO FALL ONTO TRAFFIC TRAPPING SEVERAL MOTORISTS TORONTO LIGHTNING RUPTURES GAS LINE CAUSING EXPLOSION JUL 27 KANATA 55 MM OF RAIN IN 1 HR JUL 28 KOSH LAKE DAMAGING WIND GUSTS - UNCONFIRMED TORNADO VANKLEEK HILL DAMAGING WIND GUSTS - UNCONFIRMED TORNADO SARNIA DAMAGING WIND GUSTS HALFWAY LAKE CONFIRMED MICROBURST - F2 DAMAGE, PROVINCIAL PARK **6 INJURED** STRATFORD, UP TO 150 MM OF RAIN IN 3 HR, SEVERE TAVISTOCK FLOODING JUL 29 NOBLETON CONFIRMED MICROBURST - F0 DAMAGE WYOMING, OSHAWA, DAMAGING WIND GUSTS - UNCONFIRMED HUNTSVILLE TORNADOES KENILWORTH UNCONFIRMED TORNADO - NO DAMAGE REPORTED FERGUS, ARTHUR, DAMAGING WIND GUSTS FORT ERIE JUL 31 SUDBURY DAMAGING WIND GUSTS, FLASH FLOODING, **1 INJURED** BURGESSVILLE 45 MM HAIL AUG 1 SAULT STE. MARIE, DAMAGING WIND GUSTS HAVLIN TOWNSHIP, ST. JOSEPH'S ISLAND AUG 2 CLOYNE CONFIRMED MICROBURST - F2 DAMAGE, 45 MM HAIL, **1 INJURED**, **1 FATALITY** APSLEY, COBOCONK, DAMAGING WIND GUSTS GLANMIRE LAKE, EEL'S LAKE, BANCROFT, KEMPTVILLE, MAXVILLE AUG 10 CLEARWATER BAY UNCONFIRMED TORNADOES - NO DAMAGE REPORTED AUG 13 MIDLAND, DAMAGING WIND GUSTS PENETANG, VIRGINIA AUG 14 KESWICK / DAMAGING WIND GUSTS - UNCONFIRMED SUTTON TORNADO JACKSON'S POINT, DAMAGING WIND GUSTS SNAKE ISLAND, INNISFIL, VANIER AUG 17 THUNDER BAY DAMAGING WIND GUSTS, **3 INJURED** SEP 10 BAYSVILLE CONFIRMED MICROBURST - F1 DAMAGE PEMBROKE DAMAGING WIND GUSTS - UNCONFIRMED TORNADO AILSA CRAIG, DAMAGING WIND GUSTS CURRAN SEP 14 COURTLAND 45 MM HAIL, DAMAGING WIND GUSTS MOUNT HOPE WIND GUST TO 93 KM/H SEP 20 WOODSTOCK DAMAGING WIND GUSTS NOTES ----- A SEVERE THUNDERSTORM IS DEFINED AS HAVING ONE OR MORE OF THE FOLLOWING: - TORNADOES, - WIND GUSTS OF 90 KM/H OR GREATER, - HAIL OF 2 CENTIMETRES DIAMETER OR GREATER, - RAINFALL RATE GREATER THAN 50 MILLIMETRES IN 1 HOUR OR LESS OR 75 MILLIMETRES IN 3 HOURS OR LESS. WIND DAMAGE IS ASSUMED TO BE CAUSED BY SEVERE 'WIND GUSTS' UNLESS A SPECIFIC PHENOMENON IS IDENTIFIED (E.G. MICROBURST, TORNADO). WIND DAMAGE INTENSITY IS RATED ON THE FUJITA SCALE WITH 'F0' BEING THE WEAKEST AND 'F5' BEING THE STRONGEST. HAIL SIZE VALUES INDICATE THE ESTIMATED STONE DIAMETER UNLESS OTHERWISE INDICATED. RAIN ACCUMULATIONS AND WIND SPEED VALUES ARE MEASURED UNLESS OTHERWISE INDICATED. THERE IS CURRENTLY NO SEVERE WEATHER CRITERION FOR LIGHTNING. HOWEVER, SIGNIFICANT LIGHTNING EVENTS ARE INCLUDED. END/SILLS/RUDDICK/MYATT/SHEREMETO