WUCN15 CWWG 240036
YELLOW WARNING - SEVERE THUNDERSTORM
FOR SOUTHERN ALBERTA
ISSUED BY ENVIRONMENT CANADA
AT 6:36 P.M. MDT SUNDAY 23 AUGUST 2026.
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YELLOW LEVEL WARNING - SEVERE THUNDERSTORM - FOR:
=NEW= RED DEER CO. NEAR ELNORA LOUSANA AND DELBURNE
=NEW= CO. OF STETTLER NEAR STETTLER NEVIS AND ROCHON SANDS
=NEW= CO. OF STETTLER NEAR BIG VALLEY.

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IMPACT LEVEL: MODERATE
FORECAST CONFIDENCE: HIGH

==DISCUSSION==

UPDATED OR ENDED BY 7:33 P.M. MDT.

AT�6:34 P.M. MDT,�A SEVERE THUNDERSTORM�IS LOCATED�NEAR 
LOUSANA.�THIS SEVERE THUNDERSTORM IS MOVING SLOWLY TO THE 
EAST.�DAMAGING WIND GUSTS, UP TO QUARTER SIZE HAIL AND HEAVY RAIN 
ARE POSSIBLE.

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 
ABSTORM(AT)EC.GC.CA, CALL 1-800-239-0484 OR POST REPORTS ON SOCIAL 
MEDIA USING (HASH)ABSTORM.

HTTP://WEATHER.GC.CA

END/PASPC