WUCN11 CWTO 232332
YELLOW WARNING - SEVERE THUNDERSTORM
FOR SOUTHERN ONTARIO
ISSUED BY ENVIRONMENT CANADA
AT 7:32 P.M. EDT SUNDAY 23 AUGUST 2026.
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YELLOW LEVEL WARNING - SEVERE THUNDERSTORM - FOR:
=NEW= LONDON - PARKHILL - EASTERN MIDDLESEX COUNTY
=NEW= GODERICH - BLUEWATER - SOUTHERN HURON COUNTY
=NEW= STRATFORD - MITCHELL - SOUTHERN PERTH COUNTY.

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IMPACT LEVEL: MODERATE
FORECAST CONFIDENCE: HIGH

==DISCUSSION==

UPDATED OR ENDED BY 8:30 P.M. EDT.

AT�7:31 P.M. EDT,�A SEVERE THUNDERSTORM�IS LOCATED�ABOUT 20 KM EAST 
OF PORT FRANKS.�THIS SEVERE THUNDERSTORM IS MOVING EAST AT 45 
KM/H.�STRONG WIND GUSTS, UP TO QUARTER SIZE HAIL AND HEAVY RAIN ARE 
POSSIBLE. 

LOCATIONS AND NEARBY AREAS THAT COULD BE IMPACTED INCLUDE: CREDITON, 
HURON PARK, CENTRALIA, LUCAN, ILDERTON, ST. MARYS

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