WUCN16 CWWG 230247
YELLOW WARNING - SEVERE THUNDERSTORM
FOR NORTHERN ALBERTA
ISSUED BY ENVIRONMENT CANADA
AT 8:47 P.M. MDT SATURDAY 22 AUGUST 2026.
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YELLOW LEVEL WARNING - SEVERE THUNDERSTORM - FOR:
=NEW= MACKENZIE CO. NEAR RAINBOW LAKE ZAMA LAKE AND CHATEH
=NEW= CO. OF NORTHERN LIGHTS NEAR PADDLE PRAIRIE SMT.

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IMPACT LEVEL: MODERATE
FORECAST CONFIDENCE: HIGH

==DISCUSSION==

UPDATED OR ENDED BY 9:44 P.M. MDT.

AT�8:45 P.M. MDT,�A LINE OF SEVERE THUNDERSTORMS�IS LOCATED�FROM 
ABOUT 40 KM WEST OF RAINBOW LAKE TO 65 KM NORTH OF MILLIGAN HILLS 
PARK.�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: RAINBOW 
LAKE

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