WUCN10 CWUL 232041
YELLOW WARNING - SEVERE THUNDERSTORM
FOR QUEBEC
ISSUED BY ENVIRONMENT CANADA
AT 4:41 P.M. EDT SUNDAY 23 AUGUST 2026.
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YELLOW LEVEL WARNING - SEVERE THUNDERSTORM - FOR:
=NEW= LAVAL AREA
=NEW= MONTREAL ISLAND AREA
=NEW= CHATEAUGUAY - LA PRAIRIE AREA
=NEW= VAUDREUIL AREA
=NEW= SAINT-REMI AREA
=NEW= VALLEYFIELD - BEAUHARNOIS AREA
=NEW= HEMMINGFORD AREA
=NEW= HUNTINGDON AREA
=NEW= SAINT-JEAN - MARIEVILLE AREA
=NEW= LACOLLE AREA.

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IMPACT LEVEL: MODERATE
FORECAST CONFIDENCE: HIGH

==DISCUSSION==

UPDATED OR ENDED BY 5:37 P.M. EDT.

AT�4:38 P.M. EDT,�A LINE OF SEVERE THUNDERSTORMS�IS LOCATED�FROM 
L'ILE-PERROT TO NEW YORK.�THESE SEVERE THUNDERSTORMS ARE MOVING 
NORTHEAST AT 35 KM/H.�DAMAGING WIND GUSTS, UP TO QUARTER SIZE HAIL 
AND HEAVY RAIN ARE POSSIBLE. 

LOCATIONS AND NEARBY AREAS THAT COULD BE IMPACTED INCLUDE: LAVAL, 
MONTREAL

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. 

PLEASE CONTINUE TO MONITOR ALERTS AND FORECASTS ISSUED BY 
ENVIRONMENT CANADA. TO REPORT SEVERE WEATHER, SEND AN EMAIL TO 
QCSTORM(AT)EC.GC.CA OR POST REPORTS ON SOCIAL MEDIA USING 
(HASH)QCSTORM.

HTTP://WEATHER.GC.CA

END/QSPC