WUCN12 CWTO 101956

YELLOW WARNING - SEVERE THUNDERSTORM

FOR NORTHERN ONTARIO

UPDATED BY ENVIRONMENT CANADA

AT 3:56 P.M. EDT WEDNESDAY 10 JUNE 2026.

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YELLOW LEVEL WARNING - SEVERE THUNDERSTORM - FOR:

=NEW= SIOUX NARROWS - NESTOR FALLS - MORSON

      KENORA - GRASSY NARROWS - WHITEDOG.



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IMPACT LEVEL: MODERATE

FORECAST CONFIDENCE: HIGH



==DISCUSSION==



UPDATED OR ENDED BY 4:29 P.M. CDT.



AT 2:56 P.M. CDT, ENVIRONMENT CANADA METEOROLOGISTS ARE TRACKING A 

SEVERE THUNDERSTORM CAPABLE OF PRODUCING STRONG WIND GUSTS, UP TO 

QUARTER SIZE HAIL AND HEAVY RAIN.



THIS LINE OF SEVERE THUNDERSTORMS IS LOCATED FROM CADDY LAKE TO 

INDIAN BAY TO BIG ISLAND. 



MOTION: 

MOVING NORTHEAST AT 40 KM/H. 



HAZARDS: 

UP TO 90 KM/H WIND GUSTS. 

UP TO QUARTER SIZED HAIL. 

HEAVY RAIN WITH LOCAL RAINFALL AMOUNTS UP 50 MM POSSIBLE. 



LOCATIONS IN THE PATH: 

FALCON BEACH 

CADDY LAKE 

WEST HAWK LAKE 

INDIAN BAY 

INGOLF 

KEJICK 

SHERWOOD LAKE



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. WHEN THUNDER 

ROARS, GO INDOORS(EXCLAMATION MARK) LIGHTNING KILLS AND INJURES 

CANADIANS EVERY YEAR. DON'T DRIVE THROUGH FLOODED ROADWAYS. AVOID 

LOW-LYING AREAS. 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