WUCN16 CWWG 240449
YELLOW WARNING - SEVERE THUNDERSTORM
FOR NORTHERN ALBERTA
UPDATED BY ENVIRONMENT CANADA
AT 10:49 P.M. MDT SUNDAY 23 AUGUST 2026.
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YELLOW LEVEL WARNING - SEVERE THUNDERSTORM - FOR:
=NEW= CO. OF ST. PAUL NEAR ST. PAUL AND LAFOND
=NEW= M.D. OF BONNYVILLE NEAR BONNYVILLE ARDMORE AND KEHEWIN RES.
=NEW= M.D. OF BONNYVILLE NEAR BEAVERDAM
      CO. OF TWO HILLS NEAR MYRNAM AND DERWENT
      CO. OF MINBURN NEAR INNISFREE LAVOY AND RANFURLY
      CO. OF MINBURN NEAR MINBURN AND MANNVILLE
      CO. OF VERMILION RIVER NEAR VERMILION
      CO. OF VERMILION RIVER NEAR ISLAY AND MCNABB SANCTUARY
      CO. OF VERMILION RIVER NEAR DEWBERRY AND CLANDONALD
      CO. OF VERMILION RIVER NEAR TULLIBY LAKE
      CO. OF VERMILION RIVER NEAR KITSCOTY AND MARWAYNE
      CO. OF ST. PAUL NEAR ELK POINT AND ST. EDOUARD
      CO. OF ST. PAUL NEAR LINDBERGH AND FROG LAKE
      M.D. OF BONNYVILLE NEAR FISHING LAKE SMT.

YELLOW LEVEL WARNING - SEVERE THUNDERSTORM - ENDED FOR:
      BEAVER CO. NEAR VIKING AND KINSELLA
      CITY OF LLOYDMINSTER
      M.D. OF WAINWRIGHT NEAR IRMA.

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IMPACT LEVEL: MODERATE
FORECAST CONFIDENCE: HIGH

==DISCUSSION==

UPDATED OR ENDED BY 12:45 A.M. MDT.

AT�10:46 P.M. MDT,�A LINE OF SEVERE THUNDERSTORMS�IS LOCATED�FROM 
ABOUT MANNVILLE TO HEINSBURG THEN TO 20 KM EAST OF MARWAYNE.�THESE 
SEVERE THUNDERSTORMS ARE MOVING QUICKLY TO THE NORTH AT 65 
KM/H.�DAMAGING WIND GUSTS, LOONIE TO PING PONG BALL SIZE HAIL AND 
HEAVY RAIN ARE POSSIBLE. 

LOCATIONS AND NEARBY AREAS THAT COULD BE IMPACTED INCLUDE: DEWBERRY, 
MANNVILLE, HEINSBURG, DERWENT, INNISFREE, TULLIBY LAKE, WHITNEY 
LAKES PROVINCIAL PARK, MYRNAM, ELK POINT, CUSHING LAKE

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

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