910
WUCN12 CWTO 070748
YELLOW WARNING - SEVERE THUNDERSTORM
FOR NORTHERN ONTARIO
UPDATED BY ENVIRONMENT CANADA
AT 3:48 A.M. EDT FRIDAY 7 AUGUST 2026.
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YELLOW LEVEL WARNING - SEVERE THUNDERSTORM - FOR:
IGNACE - ENGLISH RIVER
UPSALA - RAITH.
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IMPACT LEVEL: MODERATE
FORECAST CONFIDENCE: HIGH
==DISCUSSION==
UPDATED OR ENDED BY 4:47 A.M. CDT (5:47 A.M. EDT).
AT 2:48 A.M. CDT (3:48 A.M. EDT), ENVIRONMENT CANADA METEOROLOGISTS
ARE TRACKING A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING
DAMAGING WIND GUSTS, UP TO QUARTER SIZE HAIL AND HEAVY RAIN.
THUNDERSTORM LOCATION: A LINE OF THUNDERSTORMS LOCATED FROM 15 KM
WEST OF WEAVER LAKE TO 20 KM SOUTHWEST OF WAWANG LAKE TO GULLIVER
LAKE
MOTION: MOVING EAST AT 50 KM/H
HAZARDS:
WIND: STRONG (90 KM/H)
HAIL: UP TO QUARTER SIZE (UP TO 2.5 CM)
RAIN: HEAVY (15 - 50 MM)
LOCATIONS IN THE PATH:
GULLIVER LAKE
WAWANG LAKE
SCOTCH LAKE
WEAVER LAKE
PAKASHKAN LAKE
MOOSELAND LAKE
UPSALA
LOCAL UTILITY OUTAGES ARE LIKELY. HEAVY RAIN MAY CAUSE FLASH
FLOODING AND SIGNIFICANT REDUCTIONS TO VISIBILITY. THERE IS A RISK
OF 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
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