WUCN11 CWTO 272047

YELLOW WARNING - SEVERE THUNDERSTORM

FOR SOUTHERN ONTARIO

UPDATED BY ENVIRONMENT CANADA

AT 4:47 P.M. EDT MONDAY 27 JULY 2026.

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YELLOW LEVEL WARNING - SEVERE THUNDERSTORM - FOR:

      OTTAWA NORTH - KANATA - ORLEANS.



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IMPACT LEVEL: MODERATE

FORECAST CONFIDENCE: HIGH



==DISCUSSION==



UPDATED OR ENDED BY 6:46 P.M. EDT.



AT 4:47 P.M. EDT, ENVIRONMENT CANADA METEOROLOGISTS ARE TRACKING A 

SEVERE THUNDERSTORM CAPABLE OF PRODUCING STRONG WIND GUSTS AND VERY 

HEAVY RAIN.



THUNDERSTORM LOCATION: 

NEAR BARRHAVEN 



MOTION: NEARLY STATIONARY 



HAZARDS: 

RAIN: IN EXCESS OF 50 MM LOCALLY 

WIND: STRONG (UP TO 90 KM/H) 



LOCATIONS IN THE PATH: 

BELLS CORNERS 

BARRHAVEN 

BOWESVILLE 

SOUTH GLOUCESTER



DAMAGE TO ROOFS, FENCES, SOFT SHELTERS OR TREES IS LIKELY. HEAVY 

RAIN MAY CAUSE FLASH FLOODING AND SIGNIFICANT REDUCTIONS TO 

VISIBILITY. DON'T DRIVE THROUGH FLOODED ROADWAYS. 



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