393
WUCN12 CWTO 200647
YELLOW WARNING - SEVERE THUNDERSTORM
FOR NORTHERN ONTARIO
UPDATED BY ENVIRONMENT CANADA
AT 2:47 A.M. EDT MONDAY 20 JULY 2026.
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YELLOW LEVEL WARNING - SEVERE THUNDERSTORM - FOR:
SIOUX LOOKOUT - EASTERN LAC SEUL.
YELLOW LEVEL WARNING - SEVERE THUNDERSTORM - ENDED FOR:
EAR FALLS - PERRAULT FALLS - WESTERN LAC SEUL.
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IMPACT LEVEL: MODERATE
FORECAST CONFIDENCE: HIGH
==DISCUSSION==
UPDATED OR ENDED BY 3:46 A.M. CDT.
AT 1:47 A.M. CDT, ENVIRONMENT CANADA METEOROLOGISTS ARE TRACKING A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING STRONG WIND GUSTS AND HEAVY
RAIN.
THUNDERSTORM LOCATION: EXTENDING FROM 65 KM (67 KM) NORTH OF TULLY
LAKE TO
FRENCHMAN'S HEAD.
MOTION: MOVING EAST AT 45 KM/H
HAZARDS:
WIND: STRONG (UP TO 90 KM/H)
RAIN: HEAVY (15 - 50 MM)
LOCATIONS IN THE PATH:
KEJICK BAY
LAC SEUL
FRENCHMAN'S HEAD
HUDSON
OJIBWAY PROVINCIAL PARK
SAM LAKE
SIOUX LOOKOUT
TULLY LAKE
THERE IS A RISK OF INJURY. TAKE IMMEDIATE COVER IF A THUNDERSTORM
APPROACHES. IF OUTSIDE, PROTECT YOURSELF FROM FLYING DEBRIS. IF YOU
HEAR ROARING WIND, SEE A FUNNEL CLOUD, FLYING DEBRIS, OR ANY
THREATENING WEATHER APPROACHING, TAKE SHELTER IMMEDIATELY. 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
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