WWCN15 CWWG 232237
YELLOW WATCH - SEVERE THUNDERSTORM
FOR SOUTHERN ALBERTA
UPDATED BY ENVIRONMENT CANADA
AT 4:37 P.M. MDT SUNDAY 23 AUGUST 2026.
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YELLOW LEVEL WATCH - SEVERE THUNDERSTORM - FOR:
=NEW= HANNA - CORONATION - OYEN
      AIRDRIE - COCHRANE - OLDS - SUNDRE
      DRUMHELLER - THREE HILLS
      CLEARWATER CO. NEAR CHUNGO CREEK
      CLEARWATER CO. NEAR NORDEGG AND BIG HORN RES.
      CLEARWATER CO. NEAR YA-HA-TINDA RANCH
      O'CHIESE 203 RES. AND CLEARWATER CO. NEAR SUNCHILD CREE RES.
      CLEARWATER CO. NEAR ROCKY MTN HOUSE AND CRIMSON LAKE
      CLEARWATER CO. NEAR CAROLINE AND JAMES RIVER BRIDGE
      RED DEER - PONOKA - INNISFAIL - STETTLER.

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IMPACT LEVEL: MODERATE
FORECAST CONFIDENCE: HIGH

==DISCUSSION==

CONDITIONS ARE FAVOURABLE FOR THE DEVELOPMENT OF SEVERE 
THUNDERSTORMS THAT MAY BE CAPABLE OF PRODUCING STRONG WIND GUSTS, 
LARGE HAIL AND HEAVY RAIN.

THE RISK OF SEVERE THUNDERSTORMS WILL BE THIS AFTERNOON AND EVENING.

WHEN THUNDER ROARS, GO INDOORS(EXCLAMATION MARK) LIGHTNING KILLS AND 
INJURES CANADIANS EVERY YEAR. 

SEVERE THUNDERSTORM WATCHES ARE ISSUED WHEN CONDITIONS ARE 
FAVOURABLE FOR THE DEVELOPMENT OF THUNDERSTORMS CAPABLE OF PRODUCING 
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