WUCN13 CWTO 200831

YELLOW WARNING - SEVERE THUNDERSTORM

FOR FAR NORTHERN ONTARIO

UPDATED BY ENVIRONMENT CANADA

AT 4:31 A.M. EDT MONDAY 20 JULY 2026.

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YELLOW LEVEL WARNING - SEVERE THUNDERSTORM - FOR:

      PICKLE LAKE - CAT LAKE.



YELLOW LEVEL WARNING - SEVERE THUNDERSTORM - ENDED FOR:

      SUMMER BEAVER - WUNNUMMIN LAKE - KINGFISHER LAKE.



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IMPACT LEVEL: MODERATE

FORECAST CONFIDENCE: HIGH



==DISCUSSION==



UPDATED OR ENDED BY 5:30 A.M. CDT (6:30 A.M. EDT).



AT 3:31 A.M. CDT (4:31 A.M. EDT), ENVIRONMENT CANADA METEOROLOGISTS 

ARE TRACKING AN AREA OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING 

STRONG WIND GUSTS, LOONIE TO PING PONG BALL SIZE HAIL AND HEAVY 

RAIN.



THUNDERSTORM LOCATION: ABOUT 40 KM (42 KM) NORTHWEST OF SHABUSKWIA 

LAKE 



MOTION: MOVING EAST AT 45 KM/H 



HAZARDS: 

WIND: DAMAGING UP TO 90 KM/H 

HAIL: UP TO QUARTER SIZE (UP TO 2.5 CM) 

RAIN: HEAVY (15 - 50 MM) 



LOCATIONS IN THE PATH: 

SHABUSKWIA LAKE 

ATTWOOD LAKE 

MIMINISKA LAKE 

PETAWANGA LAKE 

KEEZHIK LAKE 

OZHISKI LAKE 

MACHAWAIAN LAKE



FAST-MOVING AND RAPIDLY RISING WATER CAN SWEEP VEHICLES AWAY AND 

DAMAGE INFRASTRUCTURE. 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