774  
WUCN16 CWWG 181414  
YELLOW WARNING - SEVERE THUNDERSTORM  
FOR NORTHERN ALBERTA  
UPDATED BY ENVIRONMENT CANADA  
AT 8:14 A.M. MDT SATURDAY 18 JULY 2026.  
---------------------------------------------------------------------  
YELLOW LEVEL WARNING - SEVERE THUNDERSTORM - FOR:  
=NEW= LAC LA BICHE CO. NEAR CROW LAKE PROV. PARK  
M.D. OF OPPORTUNITY NEAR CALLING AND ROCK ISLAND LAKES  
ATHABASCA CO. NEAR WANDERING RIVER.  
 
---------------------------------------------------------------------  
IMPACT LEVEL: MODERATE  
FORECAST CONFIDENCE: HIGH  
 
==DISCUSSION==  
 
UPDATED OR ENDED BY 10:12 A.M. MDT.  
 
AT 8:13 A.M. MDT, ENVIRONMENT CANADA METEOROLOGISTS ARE TRACKING A  
SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WIND GUSTS, UP TO  
QUARTER SIZE HAIL AND HEAVY RAIN.  
 
THIS SEVERE THUNDERSTORM IS LOCATED NEAR MCMILLAN LAKE AND IS MOVING  
TOWARDS THE NORTHEAST AT 30 KM/H.  
 
HEAVY RAIN MAY CAUSE FLASH FLOODING AND SIGNIFICANT REDUCTIONS TO  
VISIBILITY. LARGE HAIL MAY CAUSE SIGNIFICANT DAMAGE AND INJURY. TAKE  
IMMEDIATE COVER IF A THUNDERSTORM APPROACHES. IF OUTSIDE, PROTECT  
YOURSELF FROM FLYING DEBRIS AND HAIL. WHEN THUNDER ROARS, GO  
INDOORS(EXCLAMATION MARK) LIGHTNING KILLS AND INJURES CANADIANS  
EVERY YEAR. SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES. 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 X USING  
(HASH)ABSTORM.  
 
HTTP://WEATHER.GC.CA  
 
END/PASPC  
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