WUCN10 CWUL 232101
YELLOW WARNING - SEVERE THUNDERSTORM
FOR QUEBEC
UPDATED BY ENVIRONMENT CANADA
AT 5:01 P.M. EDT SUNDAY 23 AUGUST 2026.
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YELLOW LEVEL WARNING - SEVERE THUNDERSTORM - FOR:
=NEW= LONGUEUIL - VARENNES AREA
      LAVAL AREA
      MONTREAL ISLAND AREA
      CHATEAUGUAY - LA PRAIRIE AREA
      SAINT-REMI AREA
      VALLEYFIELD - BEAUHARNOIS AREA
      HEMMINGFORD AREA
      HUNTINGDON AREA
      SAINT-JEAN - MARIEVILLE AREA
      LACOLLE AREA.

YELLOW LEVEL WARNING - SEVERE THUNDERSTORM - ENDED FOR:
      VAUDREUIL AREA.

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IMPACT LEVEL: MODERATE
FORECAST CONFIDENCE: HIGH

==DISCUSSION==

UPDATED OR ENDED BY 5:58 P.M. EDT.

AT�4:59 P.M. EDT,�A LINE OF SEVERE THUNDERSTORMS�IS LOCATED�FROM 
POINTE-CLAIRE TO HAVELOCK.�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, LONGUEUIL

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