359  
WUCN11 CWWG 210407  
SEVERE THUNDERSTORM WARNING  
FOR SOUTHERN MANITOBA  
UPDATED BY ENVIRONMENT CANADA  
AT 11:07 P.M. CDT WEDNESDAY 20 AUGUST 2025.  
---------------------------------------------------------------------  
SEVERE THUNDERSTORM WARNING FOR:  
=NEW= R.M. OF MACDONALD INCL. BRUNKILD STARBUCK AND LA SALLE  
R.M. OF ROSSER INCL. MEADOWS  
R.M. OF PORTAGE LA PRAIRIE INCL. ST. AMBROISE  
R.M. OF ST. FRANCOIS XAVIER  
R.M. OF CARTIER INCL. ELIE ST. EUSTACHE AND SPRINGSTEIN  
R.M. OF HEADINGLEY.  
 
---------------------------------------------------------------------  
==DISCUSSION==  
 
UPDATED OR ENDED BY 1:06 A.M. CDT.  
 
AT 11:07 P.M. CDT, ENVIRONMENT CANADA METEOROLOGISTS ARE TRACKING A  
SEVERE THUNDERSTORM CAPABLE OF PRODUCING VERY STRONG WIND GUSTS,  
NICKEL TO PING PONG BALL SIZE HAIL AND HEAVY RAIN.  
 
THIS LINE OF SEVERE THUNDERSTORMS IS LOCATED FROM PORTAGE LA PRAIRIE  
TO BRUNKILD.  
 
HAZARDS:  
HEAVY RAIN (30-50 MM POSSIBLE).  
QUARTER SIZE HAIL  
WIND GUSTS OF 90-100 KM/H  
 
LOCATIONS IN THE PATH:  
PORTAGE LA PRAIRIE, ELM CREEK, OAKVILLE, PORTAGE SPILLWAY PROVINCIAL  
PARK, YELLOW QUILL PROVINCIAL PARK, ELIE, POPLAR POINT, ST.  
EUSTACHE, STARBUCK, BEAUDRY PROVINCIAL PARK, BRUNKILD, STARBUCK.  
 
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. DON'T DRIVE THROUGH FLOODED  
ROADWAYS.  
 
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  
MBSTORM(AT)EC.GC.CA, CALL 1-800-239-0484 OR POST REPORTS ON X USING  
(HASH)MBSTORM.  
 
HTTP://WEATHER.GC.CA  
 
END/PASPC  
 
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