839
WWCN11 CWTO 290430
YELLOW WARNING - RAINFALL
FOR SOUTHERN ONTARIO
UPDATED BY ENVIRONMENT CANADA
AT 11:30 P.M. EST SUNDAY 28 DECEMBER 2025.
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YELLOW LEVEL WARNING - RAINFALL - FOR:
NEWMARKET - GEORGINA - NORTHERN YORK REGION
UXBRIDGE - BEAVERTON - NORTHERN DURHAM REGION
INNISFIL - NEW TECUMSETH - ANGUS
OWEN SOUND - BLUE MOUNTAINS - NORTHERN GREY COUNTY
BARRIE - COLLINGWOOD - HILLSDALE
MIDLAND - COLDWATER - ORR LAKE.
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IMPACT LEVEL: MODERATE
FORECAST CONFIDENCE: HIGH
==DISCUSSION==
RAINFALL, COMBINED WITH MELTING SNOW, IS EXPECTED. THE FROZEN GROUND
HAS A REDUCED ABILITY TO ABSORB THIS RAINFALL.
WHAT:
TOTAL RAIN AND FREEZING RAIN AMOUNTS OF 15 TO 30 MM.
WHEN:
ENDING EARLY MONDAY MORNING.
ADDITIONAL INFORMATION:
FREEZING RAIN WILL TRANSITION TO RAIN OVERNIGHT. RAIN AND FREEZING
RAIN WILL BE HEAVY AT TIMES TONIGHT. THE RAIN WILL EASE EARLY MONDAY
MORNING.
IF POSSIBLE, CLEAR STORM DRAINS OF SNOW AND ICE.
WATER WILL LIKELY POOL ON ROADS AND IN LOW-LYING AREAS. AVOID
LOW-LYING AREAS. WATCH FOR WASHOUTS NEAR 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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