WUCN12 CWTO 261319

YELLOW WARNING - SEVERE THUNDERSTORM

FOR NORTHERN ONTARIO

UPDATED BY ENVIRONMENT CANADA

AT 9:19 A.M. EDT SUNDAY 26 JULY 2026.

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YELLOW LEVEL WARNING - SEVERE THUNDERSTORM - FOR:

=NEW= UPSALA - RAITH

      IGNACE - ENGLISH RIVER.



YELLOW LEVEL WARNING - SEVERE THUNDERSTORM - ENDED FOR:

      SAVANT LAKE - STURGEON LAKE.



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IMPACT LEVEL: MODERATE

FORECAST CONFIDENCE: HIGH



==DISCUSSION==



UPDATED OR ENDED BY 10:17 A.M. CDT (11:17 A.M. EDT).



AT 8:18 A.M. CDT (9:18 A.M. EDT), ENVIRONMENT CANADA METEOROLOGISTS 

ARE TRACKING A CLUSTER OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING 

UP TO QUARTER SIZE HAIL AND HEAVY RAIN.



LOCATION: ABOUT 40 KM NORTHWEST OF UPSALA 



MOTION: MOVING EAST AT 55 KM/H 



HAZARDS: 

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



LOCATIONS IN THE PATH: 

UPSALA 



A SECOND SEVERE THUNDERSTORM IS LOCATED: NEAR MATTAWA LAKE 



MOTION: MOVING SOUTHEAST AT 55 KM/H 



HAZARDS: 

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



LOCATIONS IN THE PATH: 

MATTAWA LAKE 

SELWYN LAKE



LARGE HAIL MAY CAUSE SIGNIFICANT DAMAGE AND INJURY. TAKE IMMEDIATE 

COVER IF A THUNDERSTORM APPROACHES. IF OUTSIDE, PROTECT YOURSELF 

FROM HAIL. WHEN THUNDER ROARS, GO INDOORS(EXCLAMATION MARK) 

LIGHTNING KILLS AND INJURES CANADIANS EVERY YEAR. 



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