WUCN11 CWTO 221844
YELLOW WARNING - SEVERE THUNDERSTORM
FOR SOUTHERN ONTARIO
ISSUED BY ENVIRONMENT CANADA
AT 2:44 P.M. EDT SATURDAY 22 AUGUST 2026.
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YELLOW LEVEL WARNING - SEVERE THUNDERSTORM - FOR:
=NEW= BAYFIELD INLET - DUNCHURCH.

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IMPACT LEVEL: MODERATE
FORECAST CONFIDENCE: HIGH

==DISCUSSION==

UPDATED OR ENDED BY 3:31 P.M. EDT.

AT�2:32 P.M. EDT,�A SEVERE THUNDERSTORM�IS LOCATED�OVER KEY 
HARBOUR.�THIS SEVERE THUNDERSTORM IS MOVING NORTHEAST AT 40 
KM/H.�STRONG WIND GUSTS AND VERY HEAVY RAIN ARE POSSIBLE. 

LOCATIONS AND NEARBY AREAS THAT COULD BE IMPACTED INCLUDE: KEY 
HARBOUR, KEY HARBOUR, KEY RIVER, GRUNDY LAKE PROVINCIAL PARK, 
PICKEREL, FRENCH RIVER

DON'T DRIVE THROUGH FLOODED ROADWAYS. HEAVY RAIN MAY CAUSE FLASH 
FLOODING AND SIGNIFICANT REDUCTIONS TO VISIBILITY. 

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