WWCN11 CWWG 080729
YELLOW WATCH - SEVERE THUNDERSTORM
FOR SOUTHERN MANITOBA
UPDATED BY ENVIRONMENT CANADA
AT 2:29 A.M. CDT MONDAY 8 JUNE 2026.
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YELLOW LEVEL WATCH - SEVERE THUNDERSTORM - FOR:
      POPLAR RIVER.

YELLOW LEVEL WATCH - SEVERE THUNDERSTORM - ENDED FOR:
      GRAND RAPIDS - WATERHEN.

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IMPACT LEVEL: MODERATE
FORECAST CONFIDENCE: HIGH

==DISCUSSION==

CONDITIONS ARE FAVOURABLE FOR THE DEVELOPMENT OF SEVERE 
THUNDERSTORMS THAT MAY BE CAPABLE OF PRODUCING STRONG WIND GUSTS, 
LARGE HAIL AND HEAVY RAIN.

HAZARDS: 
HAIL UP TO 5 CM IN DIAMETER 
WIND GUSTS TO 120 KM/H 
LOCAL RAINFALL AMOUNTS IN EXCESS OF 50 MM 

TIMING: 
THIS EVENING, AND OVERNIGHT. 

ADDITIONAL INFORMATION: 
SEVERE THUNDERSTORMS HAVE DEVELOP THIS AFTERNOON NEAR A STALLED 
WEATHER FRONT IN AND AROUND THE WESTMAN AREA. ISOLATED SEVERE 
THUNDERSTORMS MAY DEVELOP ELSEWHERE IN THIS WATCH AREA. 

A LARGE AREA OF THUNDERSTORMS WITH EMBEDDED SEVERE THUNDERSTORMS IS 
EXPECTED FOR WESTERN AND CENTRAL MANITOBA. THUNDERSTORM ACTIVITY 
WILL DIMINISH IN THE OVERNIGHT HOURS, BUT ISOLATED SEVERE 
THUNDERSTORMS MAY CONTINUE IN CENTRAL AREAS OF THE PROVINCE THROUGH 
THE NIGHT.

WHEN THUNDER ROARS, GO INDOORS(EXCLAMATION MARK) LIGHTNING KILLS AND 
INJURES CANADIANS EVERY YEAR. SECURE LOOSE OBJECTS. HEAVY RAIN CAN 
CAUSE FLASH FLOODING AND SIGNIFICANT REDUCTIONS TO VISIBILITY. 
STRONG WIND GUSTS CAN DAMAGE TREES, BUILDINGS AND OVERTURN VEHICLES. 
LARGE HAIL CAN CAUSE SIGNIFICANT DAMAGE AND INJURY. SEVERE 
THUNDERSTORM WATCHES ARE ISSUED WHEN CONDITIONS ARE FAVOURABLE FOR 
THE DEVELOPMENT OF THUNDERSTORMS CAPABLE OF PRODUCING 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