984  
WUCN11 CWTO 022340  
SEVERE THUNDERSTORM WARNING  
FOR SOUTHERN ONTARIO  
UPDATED BY ENVIRONMENT CANADA  
AT 7:40 P.M. EDT WEDNESDAY 2 JULY 2025.  
---------------------------------------------------------------------  
SEVERE THUNDERSTORM WARNING FOR:  
PRESCOTT AND RUSSELL  
CORNWALL - LANCASTER  
WINCHESTER - NEWINGTON  
MAXVILLE - ALEXANDRIA.  
 
---------------------------------------------------------------------  
==DISCUSSION==  
 
UPDATED OR ENDED BY 9:39 P.M. EDT.  
 
AT 7:40 P.M. EDT, ENVIRONMENT CANADA METEOROLOGISTS ARE TRACKING A  
SEVERE THUNDERSTORM CAPABLE OF PRODUCING VERY STRONG WIND GUSTS, UP  
TO TOONIE SIZE HAIL AND HEAVY RAIN.  
 
THIS AREA OF SEVERE THUNDERSTORMS IS LOCATED FROM LORNE TO ST-ONGE,  
MOVING EAST AT 35 KM/H.  
 
HAZARD: TOONIE SIZE HAIL AND 90 KM/H WIND GUSTS.  
 
LOCATIONS IMPACTED INCLUDE:  
CORNWALL, MAXVILLE, ALEXANDRIA, LANCASTER, CASSELMAN, AVONMORE,  
TAYSIDE, NORTHFIELD, BLOOMINGTON, MONKLAND, ST. ELMO, DOMINIONVILLE,  
BONVILLE, DUNVEGAN, STRATHMORE, SKYE, MARTINTOWN, LAGGAN, AVONDALE  
AND FASSIFERN.  
 
LOCAL UTILITY OUTAGES ARE LIKELY. DAMAGE TO ROOFS, FENCES, SOFT  
SHELTERS OR TREES IS LIKELY. LARGE HAIL MAY CAUSE SIGNIFICANT DAMAGE  
AND INJURY. TAKE IMMEDIATE COVER IF A THUNDERSTORM APPROACHES. IF  
OUTSIDE, PROTECT YOURSELF FROM FLYING DEBRIS AND HAIL.  
 
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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