133  
WUCN11 CWTO 280003  
YELLOW WARNING - SEVERE THUNDERSTORM  
FOR SOUTHERN ONTARIO  
UPDATED BY ENVIRONMENT CANADA  
AT 8:03 P.M. EDT MONDAY 27 JULY 2026.  
---------------------------------------------------------------------  
YELLOW LEVEL WARNING - SEVERE THUNDERSTORM - FOR:  
ORILLIA - LAGOON CITY - WASHAGO.  
 
---------------------------------------------------------------------  
IMPACT LEVEL: MODERATE  
FORECAST CONFIDENCE: HIGH  
 
==DISCUSSION==  
 
UPDATED OR ENDED BY 10:02 P.M. EDT.  
 
AT 8:03 P.M. EDT, ENVIRONMENT CANADA METEOROLOGISTS ARE TRACKING A  
SEVERE THUNDERSTORM CAPABLE OF PRODUCING STRONG WIND GUSTS, UP TO  
QUARTER SIZE HAIL AND HEAVY RAIN.  
 
THUNDERSTORM LOCATION:  
OVER FOREST HOME  
 
MOTION: MOVING EAST AT 30 KM/H  
 
HAZARDS:  
WIND: STRONG (UP TO 90 KM/H)  
HAIL: UP TO QUARTER SIZE (UP TO 2.5 CM)  
 
LOCATIONS IN THE PATH:  
BASS LAKE PROVINCIAL PARK, ORILLIA, MARA PROVINCIAL PARK, MCRAE  
POINT PROVINCIAL PARK, BRECHIN  
 
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 SOCIAL MEDIA USING  
(HASH)ONSTORM.  
 
FOR MORE INFORMATION:  
HTTPS://WWW.ONTARIO.CA/PAGE/BE-PREPARED-EMERGENCY.  
 
HTTP://WEATHER.GC.CA  
 
END/OSPC  
 
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