WWCN12 CWTO 271427
YELLOW WARNING - RAINFALL
FOR NORTHERN ONTARIO
ISSUED BY ENVIRONMENT CANADA
AT 10:27 A.M. EDT MONDAY 27 APRIL 2026.
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YELLOW LEVEL WARNING - RAINFALL - FOR:
=NEW= IGNACE - ENGLISH RIVER
=NEW= ATIKOKAN - UPSALA - QUETICO
=NEW= SAVANT LAKE - STURGEON LAKE.

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IMPACT LEVEL: HIGH
FORECAST CONFIDENCE: MODERATE

==DISCUSSION==

RAIN, HEAVY AT TIMES IS EXPECTED. THE FROZEN OR NEARLY SATURATED 
GROUND HAS A REDUCED ABILITY TO ABSORB THIS RAINFALL. 

WHAT: 
RAINFALL AMOUNTS OF 25 TO 40 MM. 

WHEN: 
CONTINUING INTO TUESDAY MORNING. 

ADDITIONAL INFORMATION: 
LATEST ANALYSIS SUGGESTS THAT RAINFALL AMOUNTS WILL BE HIGHER THAN 
ORIGINALLY FORECAST. AS A RESULT A RAINFALL WARNING HAS BEEN ISSUED. 

RAIN MAY TRANSITION TO SNOW FOR SOME REGIONS BEFORE PRECIPITATION 
ENDS.

LOCALIZED FLOODING IS POSSIBLE. SOME ROADS MAY BECOME IMPASSABLE. 
DON'T DRIVE THROUGH FLOODED ROADWAYS. STAY AWAY FROM RIVERS, CREEKS 
AND CULVERTS. 

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 X USING (HASH)ONSTORM.

HTTP://WEATHER.GC.CA

END/OSPC