WUCN13 CWTO 241839

YELLOW WARNING - SEVERE THUNDERSTORM

FOR FAR NORTHERN ONTARIO

UPDATED BY ENVIRONMENT CANADA

AT 2:39 P.M. EDT FRIDAY 24 JULY 2026.

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YELLOW LEVEL WARNING - SEVERE THUNDERSTORM - FOR:

      SANDY LAKE - WEAGAMOW LAKE - DEER LAKE

      SACHIGO LAKE - BEARSKIN LAKE.



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IMPACT LEVEL: MODERATE

FORECAST CONFIDENCE: HIGH



==DISCUSSION==



UPDATED OR ENDED BY 3:37 P.M. CDT (4:37 P.M. EDT).



AT 1:38 P.M. CDT (2:38 P.M. EDT), ENVIRONMENT CANADA METEOROLOGISTS 

ARE TRACKING A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING 

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

RAIN.



THUNDERSTORM LINE LOCATION: FROM 15 KM SOUTHEAST OF BLACKBEAR LAKE 

TO 

65 KM WEST OF OPASQUIA LAKE 



MOTION: MOVING QUICKLY TO THE EAST AT 80 KM/H 



HAZARDS: 

WIND: STRONG (UP TO 90 KM/H) 

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

RAIN: HEAVY (15 - 50 MM) 



LOCATIONS IN THE PATH: 

SACHIGO LAKE 

BEARSKIN LAKE 

SANDY LAKE 

MUSKRAT DAM



LOCAL UTILITY OUTAGES ARE LIKELY. DAMAGE TO ROOFS, FENCES, SOFT 

SHELTERS OR TREES IS LIKELY. 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 SOCIAL MEDIA USING 

(HASH)ONSTORM. 



FOR MORE INFORMATION: 

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



HTTP://WEATHER.GC.CA



END/OSPC