059  
WUCN11 CWTO 022055  
YELLOW WARNING - SEVERE THUNDERSTORM  
FOR SOUTHERN ONTARIO  
UPDATED BY ENVIRONMENT CANADA  
AT 4:55 P.M. EDT THURSDAY 2 JULY 2026.  
---------------------------------------------------------------------  
YELLOW LEVEL WARNING - SEVERE THUNDERSTORM - FOR:  
CITY OF HAMILTON  
BURLINGTON - OAKVILLE.  
 
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IMPACT LEVEL: MODERATE  
FORECAST CONFIDENCE: HIGH  
 
==DISCUSSION==  
 
UPDATED OR ENDED BY 6:54 P.M. EDT.  
 
AT 4:55 P.M. EDT, ENVIRONMENT CANADA METEOROLOGISTS ARE TRACKING A  
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WIND  
GUSTS AND VERY HEAVY RAIN.  
 
THUNDERSTORM LOCATION: LINE OF THUNDERSTORMS EXTENDING FROM  
SHEFFIELD TO BURLINGTON.  
 
MOTION: MOVING EAST AT 40 KM/H  
 
HAZARDS:  
WIND: VERY STRONG (90 KM/H)  
HAIL: UP TO QUARTER SIZED HAIL (2.5 CM)  
RAIN: VERY HEAVY (50 - 100 MM), DUE TO THUNDERSTORMS TRACKING  
MULTIPLE TIMES OVER THE AREA.  
 
LOCATIONS IN THE PATH:  
GALT  
DUNDAS  
WATERDOWN  
HAMILTON  
BURLINGTON  
STONEY CREEK  
 
SEVERE THUNDERSTORM WARNINGS ARE ISSUED WHEN IMMINENT OR OCCURRING  
THUNDERSTORMS ARE EXPECTED TO PRODUCE DAMAGING HAIL, WIND OR RAIN.  
 
EMERGENCY MANAGEMENT ONTARIO RECOMMENDS THAT YOU TAKE COVER  
IMMEDIATELY IF THREATENING WEATHER APPROACHES.  
 
PLEASE CONTINUE TO MONITOR ALERTS AND FORECASTS ISSUED BY  
ENVIRONMENT CANADA.  
 
TO REPORT SEVERE WEATHER IN ONTARIO, SEND AN EMAIL TO  
ONSTORM(AT)EC.GC.CA OR POST REPORTS ON X USING (HASH)ONSTORM.  
 
FOR MORE INFORMATION:  
HTTPS://WWW.ONTARIO.CA/PAGE/BE-PREPARED-EMERGENCY.  
 
HTTP://WEATHER.GC.CA  
 
END/OSPC  
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