WUCN12 CWTO 150104

YELLOW WARNING - SEVERE THUNDERSTORM

FOR NORTHERN ONTARIO

UPDATED BY ENVIRONMENT CANADA

AT 9:04 P.M. EDT TUESDAY 14 JULY 2026.

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YELLOW LEVEL WARNING - SEVERE THUNDERSTORM - FOR:

      NORTH BAY - POWASSAN - MATTAWA.



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IMPACT LEVEL: MODERATE

FORECAST CONFIDENCE: HIGH



==DISCUSSION==



UPDATED OR ENDED BY 11:02 P.M. EDT.



AT 9:03 P.M. EDT, ENVIRONMENT CANADA METEOROLOGISTS ARE TRACKING A 

CLUSTER OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING STRONG WIND 

GUSTS, LOONIE TO PING PONG BALL SIZE HAIL AND HEAVY RAIN.



THUNDERSTORM LOCATION: 

45 KM EAST OF AMABLE DU FOND PROVINCIAL PARK 

KIOSK 

25 KM NORTHWEST OF BURNT ISLAND LAKE 



MOTION: MOVING SOUTHEAST AT 55 KM/H 



HAZARDS: 

WIND: STRONG (UP TO 90 KM/H) 

HAIL: LOONIE TO PING PONG BALL SIZE (2.5 TO 4.5 CM) 

RAIN: HEAVY (15 - 50 MM) 



LOCATIONS IN THE PATH: 

KIOSK 

BURNT ISLAND LAKE 

LAKE TRAVERS 

ALGONQUIN PROVINCIAL PARK 

GRAND LAKE



LOCAL UTILITY OUTAGES ARE LIKELY. HEAVY RAIN MAY CAUSE FLASH 

FLOODING AND SIGNIFICANT REDUCTIONS TO VISIBILITY. LARGE HAIL MAY 

CAUSE SIGNIFICANT DAMAGE AND INJURY. 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, SEND AN EMAIL TO 

ONSTORM(AT)EC.GC.CA OR POST REPORTS ON X USING (HASH)ONSTORM. 



FOR MORE INFORMATION: 

HTTPS://WWW.ONTARIO.CA/PAGE/BE-PREPARED-EMERGENCY.



HTTP://WEATHER.GC.CA



END/OSPC