171
WWCN11 CWTO 290532
YELLOW WARNING - RAINFALL
FOR SOUTHERN ONTARIO
UPDATED BY ENVIRONMENT CANADA
AT 12:32 A.M. EST MONDAY 29 DECEMBER 2025.
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YELLOW LEVEL WARNING - RAINFALL - FOR:
HALTON HILLS - MILTON
CALEDON
KITCHENER - CAMBRIDGE - REGION OF WATERLOO
GUELPH - ERIN - SOUTHERN WELLINGTON COUNTY.
YELLOW LEVEL WARNING - RAINFALL - ENDED FOR:
LISTOWEL - MILVERTON - NORTHERN PERTH COUNTY
MOUNT FOREST - ARTHUR - NORTHERN WELLINGTON COUNTY
ORANGEVILLE - GRAND VALLEY - SOUTHERN DUFFERIN COUNTY
SHELBURNE - MANSFIELD - NORTHERN DUFFERIN COUNTY
HANOVER - DUNDALK - SOUTHERN GREY COUNTY.
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IMPACT LEVEL: HIGH
FORECAST CONFIDENCE: MODERATE
==DISCUSSION==
RAIN, HEAVY AT TIMES IS EXPECTED. THE FROZEN GROUND HAS A REDUCED
ABILITY TO ABSORB THIS RAINFALL.
WHAT:
TOTAL RAIN AND FREEZING RAIN AMOUNTS 20 TO 40 MM
WHEN:
ENDING EARLY THIS MORNING.
ADDITIONAL INFORMATION:
RAIN OR FREEZING RAIN, HEAVY AT TIMES, WILL EASE EARLY THIS MORNING.
IF POSSIBLE, CLEAR STORM DRAINS OF SNOW AND ICE.
LOCALIZED FLOODING IS POSSIBLE. SOME ROADS MAY BECOME IMPASSABLE.
AVOID LOW-LYING AREAS. STAY AWAY FROM RIVERS, CREEKS AND CULVERTS.
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.
FOR MORE INFORMATION ABOUT THE ALERTING PROGRAM, PLEASE VISIT:
HTTPS://WWW.CANADA.CA/EN/SERVICES/ENVIRONMENT/WEATHER/SEVEREWEATHER/WEATHER-ALERTS/COLOUR-CODED-ALERTS.
HTTP://WEATHER.GC.CA
END/OSPC
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