330
WWCN11 CWTO 182027
YELLOW WARNING - RAINFALL
FOR SOUTHERN ONTARIO
UPDATED BY ENVIRONMENT CANADA
AT 4:27 P.M. EDT SATURDAY 18 APRIL 2026.
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YELLOW LEVEL WARNING - RAINFALL - FOR:
BRACEBRIDGE - GRAVENHURST
HALIBURTON
DEEP RIVER - WHITNEY - EASTERN ALGONQUIN PARK.
YELLOW LEVEL WARNING - RAINFALL - ENDED FOR:
PORT CARLING - PORT SEVERN
TOWN OF PARRY SOUND - ROSSEAU - KILLBEAR PARK
HUNTSVILLE - BAYSVILLE
WESTERN ALGONQUIN PARK - LAKE OF TWO RIVERS
BURK'S FALLS - BAYFIELD INLET.
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IMPACT LEVEL: MODERATE
FORECAST CONFIDENCE: HIGH
==DISCUSSION==
RAIN, AT TIMES HEAVY, CONTINUES. THE GROUND, ALREADY NEAR
SATURATION, HAS LITTLE ABILITY TO ABSORB FURTHER RAINFALL.
WHAT:
TOTAL RAINFALL AMOUNTS OF 20 TO 30 MM.
WHEN:
ENDING THIS EVENING.
ADDITIONAL INFORMATION:
A COLD FRONT IS CURRENTLY BRINGING SHOWERS AND THE RISK OF A
THUNDERSTORM ACROSS THE REGION. PORTIONS OF THE REGION HAVE RECEIVED
SIGNIFICANT RAINFALL AMOUNTS OVER THE LAST FEW DAYS. AS A RESULT,
FURTHER RAINFALL COULD HAVE SIGNIFICANT IMPACTS.
LOCALIZED FLOODING IS LIKELY. SOME ROADS MAY BECOME IMPASSABLE.
DON'T DRIVE THROUGH FLOODED ROADWAYS. AVOID LOW-LYING AREAS. WATCH
FOR WASHOUTS NEAR 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 IN ONTARIO, SEND AN EMAIL TO
ONSTORM(AT)EC.GC.CA OR POST REPORTS ON X USING (HASH)ONSTORM.
HTTP://WEATHER.GC.CA
END/OSPC
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