828  
AWCN10 CWTO 140556  
WEATHER SUMMARY  
FOR ONTARIO AND THE NATIONAL CAPITAL REGION  
UPDATED BY ENVIRONMENT CANADA  
AT 1:56 A.M. EDT FRIDAY 14 JULY 2017.  
 
DISCUSSION.  
 
SOUTHWESTERN AND CENTRAL ONTARIO EXPERIENCED STRONG STORMS DURING  
THE AFTERNOON AND EVENING HOURS ON WEDNESDAY. AT APPROXIMATELY 4:20  
PM WEDNESDAY AFTERNOON, A TORNADO OCCURRED OVER LAKE SIMCOE NEAR  
GEORGINA ISLAND. TORNADOES THAT OCCUR OVER BODIES OF WATER ARE KNOWN  
AS WATERSPOUTS. THIS PARTICULAR WATERSPOUT HAD THE CAPABILITY TO  
MOVE INLAND AND DO DAMAGE BUT TO THIS POINT IN TIME, NO DAMAGE HAS  
BEEN REPORTED IN THAT AREA.  
 
AT APPROXIMATELY 7:00 PM ON WEDNESDAY, A TORNADO OCCURRED JUST TO  
THE NORTH OF LUCAN IN MIDDLESEX COUNTY. ENVIRONMENT CANADA RECEIVED  
A NUMBER OF REPORTS THROUGH SOCIAL MEDIA OF THIS EVENT AND THE  
DAMAGE THAT ENSUED. ENGINEERS FROM WESTERN UNIVERSITY IN LONDON  
CONDUCTED A DAMAGE SURVEY AND CONCLUDED THAT THIS WAS AN ENHANCED  
FUJITA SCALE 0 (EF0) TORNADO WITH PEAK WINDS OF 130 KM/H. THE LENGTH  
OF THE DAMAGE PATH WAS 5 KM AND THE MAXIMUM WIDTH WAS 170 METRES.  
THE TORNADO UPROOTED SOME TREES AND OVERTURNED SOME TRAILERS ON A  
FARM PROPERTY.  
 
AT APPROXIMATELY 8:20 PM ON WEDNESDAY, THE SAME STORM CELL THAT  
SPAWNED THE LUCAN TORNADO GENERATED A POSSIBLE TORNADO IN THE DRUMBO  
AREA. ENVIRONMENT CANADA HAS RECEIVED IMAGES OF A FUNNEL CLOUD IN  
THIS AREA. AT THIS TIME, THERE IS NO EVIDENCE THAT A TORNADO  
OCCURRED AND CAUSED DAMAGE. THE INVESTIGATION INTO THIS EVENT  
CONTINUES.  
 
THOSE WHO MAY HAVE SPOTTED FUNNEL CLOUDS OR TORNADOES FROM  
WEDNESDAY'S STORMS OR EXPERIENCED NOTABLE STORM DAMAGE, WOULD BE  
WELCOME TO SEND THEIR REPORTS TO  
EC.CPIO-TEMPETES-OSPC-STORMS.EC@CANADA.CA  
 
PLEASE NOTE THAT THIS SUMMARY MAY CONTAIN PRELIMINARY OR UNOFFICIAL  
INFORMATION AND DOES NOT CONSTITUTE A COMPLETE OR FINAL REPORT.  
 
END/OSPC  
 
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