WUCN15 CWWG 240059
YELLOW WARNING - SEVERE THUNDERSTORM
FOR SOUTHERN ALBERTA
UPDATED BY ENVIRONMENT CANADA
AT 6:59 P.M. MDT SUNDAY 23 AUGUST 2026.
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YELLOW LEVEL WARNING - SEVERE THUNDERSTORM - FOR:
=NEW= CO. OF STETTLER NEAR BIG VALLEY
      KNEEHILL CO. NEAR TROCHU AND HUXLEY
      STARLAND CO. NEAR RUMSEY AND ROWLEY
      RED DEER CO. NEAR ELNORA LOUSANA AND DELBURNE.

YELLOW LEVEL WARNING - SEVERE THUNDERSTORM - ENDED FOR:
      KNEEHILL CO. NEAR TORRINGTON AND WIMBORNE
      RED DEER CO. NEAR PINE LAKE.

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IMPACT LEVEL: MODERATE
FORECAST CONFIDENCE: HIGH

==DISCUSSION==

UPDATED OR ENDED BY 7:57 P.M. MDT.

AT�6:58 P.M. MDT,�A SEVERE THUNDERSTORM�IS LOCATED�OVER DRY ISLAND 
BUFFALO JUMP PROVINCIAL PARK.�THIS SEVERE THUNDERSTORM IS MOVING 
EAST AT 15 KM/H.�STRONG WIND GUSTS, UP TO QUARTER SIZE HAIL AND 
HEAVY RAIN ARE POSSIBLE. 

LOCATIONS AND NEARBY AREAS THAT COULD BE IMPACTED INCLUDE: DRY 
ISLAND BUFFALO JUMP PROVINCIAL PARK, RUMSEY, SCOLLARD

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