WUCN11 CWTO 022136

YELLOW WARNING - SEVERE THUNDERSTORM

FOR SOUTHERN ONTARIO

UPDATED BY ENVIRONMENT CANADA

AT 5:36 P.M. EDT WEDNESDAY 2 SEPTEMBER 2026.

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YELLOW LEVEL WARNING - SEVERE THUNDERSTORM - FOR:

      PETAWAWA - PEMBROKE - COBDEN.



YELLOW LEVEL WARNING - SEVERE THUNDERSTORM - ENDED FOR:

      DEEP RIVER - WHITNEY - EASTERN ALGONQUIN PARK.



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IMPACT LEVEL: MODERATE

FORECAST CONFIDENCE: HIGH



==DISCUSSION==



UPDATED OR ENDED BY 6:34 P.M. EDT.



AT 5:35 P.M. EDT, A LINE OF SEVERE THUNDERSTORMS IS LOCATED FROM 

BARRON RIVER PROVINCIAL PARK TO FORT WILLIAM THEN TO JIM LAKE. THESE 

SEVERE THUNDERSTORMS ARE 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: PETAWAWA, 

CHICHESTER, CHAPEAU, PEMBROKE, WALTHAM, FORT-COULONGE



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. 



DRIVING CONDITIONS WILL LIKELY BE DIFFICULT. 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



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