236  
WWCN12 CWTO 260321  
YELLOW WARNING - RAINFALL  
FOR NORTHERN ONTARIO  
UPDATED BY ENVIRONMENT CANADA  
AT 11:21 P.M. EDT TUESDAY 25 AUGUST 2026.  
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YELLOW LEVEL WARNING - RAINFALL - FOR:  
SIOUX LOOKOUT - SAVANT LAKE.  
 
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IMPACT LEVEL: MODERATE  
FORECAST CONFIDENCE: HIGH  
 
==DISCUSSION==  
 
HEAVY RAIN IS EXPECTED.  
 
WHAT:  
LOCALIZED RAINFALL AMOUNTS OF 50 TO 80 MM.  
 
WHEN:  
DIMINISHING OVERNIGHT.  
 
WHERE:  
MAINLY AREAS NORTHEAST OF SIOUX LOOKOUT AND TO THE NORTH OF SAVANT  
LAKE.  
 
ADDITIONAL INFORMATION:  
POCKETS OF HEAVIER RAIN HAVE BEEN NEARLY STATIONARY OVER PORTIONS OF  
THE REGION. RAINFALL AMOUNTS IN EXCESS OF 50 MM HAVE ALREADY BEEN  
RECORDED.  
 
WATER WILL LIKELY POOL ON ROADS AND IN LOW-LYING AREAS. VISIBILITY  
WILL LIKELY BE SUDDENLY REDUCED AT TIMES. DON'T DRIVE THROUGH  
FLOODED ROADWAYS.  
 
FOR INFORMATION CONCERNING FLOODING, PLEASE CONSULT YOUR LOCAL  
CONSERVATION AUTHORITY OR ONTARIO MINISTRY OF NATURAL RESOURCES  
OFFICE. VISIT HTTPS://WWW.ONTARIO.CA/PAGE/FLOODS FOR THE LATEST  
DETAILS.  
 
PLEASE CONTINUE TO MONITOR ALERTS AND FORECASTS ISSUED BY  
ENVIRONMENT CANADA. TO REPORT SEVERE WEATHER, SEND AN EMAIL TO  
ONSTORM(AT)EC.GC.CA OR POST REPORTS ON SOCIAL MEDIA USING  
(HASH)ONSTORM.  
 
HTTP://WEATHER.GC.CA  
 
END/OSPC  
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