208  
WUCN11 CWWG 061751  
YELLOW WARNING - SEVERE THUNDERSTORM  
FOR SOUTHERN MANITOBA  
ISSUED BY ENVIRONMENT CANADA  
AT 12:51 P.M. CDT SUNDAY 6 SEPTEMBER 2026.  
---------------------------------------------------------------------  
YELLOW LEVEL WARNING - SEVERE THUNDERSTORM - FOR:  
=NEW= GRANDVIEW MUN. INCL. VALLEY RIVER RES.  
=NEW= R.M. OF RIDING MOUNTAIN WEST INCL. ASESSIPPI PROV. PARK  
=NEW= ROSSBURN MUN. INCL. WAYWAYSEECAPPO RES.  
=NEW= RIDING MOUNTAIN NAT. PARK.  
 
---------------------------------------------------------------------  
IMPACT LEVEL: MODERATE  
FORECAST CONFIDENCE: HIGH  
 
==DISCUSSION==  
 
UPDATED OR ENDED BY 1:50 P.M. CDT.  
 
AT 12:51 P.M. CDT, A SEVERE THUNDERSTORM IS LOCATED OVER  
SILVERTON. THIS SEVERE THUNDERSTORM IS 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: SILVERTON  
 
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.  
 
FAST-MOVING AND RAPIDLY RISING WATER CAN SWEEP VEHICLES AWAY AND  
DAMAGE INFRASTRUCTURE. LARGE HAIL MAY CAUSE SIGNIFICANT DAMAGE AND  
INJURY. HEAVY RAIN MAY CAUSE FLASH FLOODING AND SIGNIFICANT  
REDUCTIONS TO VISIBILITY.  
 
SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES.  
 
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 SOCIAL  
MEDIA USING (HASH)MBSTORM.  
 
HTTP://WEATHER.GC.CA  
 
END/PASPC  
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