325
WUCN12 CWTO 201019
YELLOW WARNING - SEVERE THUNDERSTORM
FOR NORTHERN ONTARIO
ISSUED BY ENVIRONMENT CANADA
AT 6:19 A.M. EDT MONDAY 20 JULY 2026.
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YELLOW LEVEL WARNING - SEVERE THUNDERSTORM - FOR:
=NEW= SUPERIOR WEST
ATIKOKAN - UPSALA - QUETICO
GULL BAY - BLACK STURGEON LAKE.
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IMPACT LEVEL: MODERATE
FORECAST CONFIDENCE: HIGH
==DISCUSSION==
UPDATED OR ENDED BY 7:17 A.M. CDT (7:17 A.M. EST, 8:17 A.M. EDT).
AT 5:18 A.M. CDT (5:18 A.M. EST, 6:18 A.M. EDT), ENVIRONMENT CANADA
METEOROLOGISTS ARE TRACKING A LINE OF SEVERE THUNDERSTORMS CAPABLE
OF PRODUCING STRONG WIND GUSTS, UP TO QUARTER SIZE HAIL AND HEAVY
RAIN.
THUNDERSTORM LOCATION: EXTENDING FROM 20 KM (21 KM) NORTHWEST OF
BLACK STURGEON LAKE TO RAITH AND TO SAGANAGA LAKE
MOTION: MOVING SOUTHEAST AT 55 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:
SAGANAGA LAKE
WHITEFISH LAKE
NELSON LAKE
RAITH
SHEBANDOWAN
BLACK STURGEON LAKE
KAMINISTIQUIA
LAPPE
KAKABEKA FALLS
HYMERS
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. 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 X USING (HASH)ONSTORM.
FOR MORE INFORMATION:
HTTPS://WWW.ONTARIO.CA/PAGE/BE-PREPARED-EMERGENCY.
HTTP://WEATHER.GC.CA
END/OSPC
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