183  
WOCN11 CWTO 101925  
FROST ADVISORY  
FOR SOUTHERN ONTARIO  
UPDATED BY ENVIRONMENT CANADA  
AT 3:25 P.M. EDT SATURDAY 10 MAY 2025.  
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FROST ADVISORY FOR:  
=NEW= GATINEAU  
=NEW= CALEDON  
=NEW= UXBRIDGE - BEAVERTON - NORTHERN DURHAM REGION  
=NEW= NEWMARKET - GEORGINA - NORTHERN YORK REGION  
=NEW= STIRLING - TWEED - SOUTH FRONTENAC  
=NEW= MERRICKVILLE-WOLFORD - KEMPTVILLE  
=NEW= WESTPORT - CHARLESTON LAKE  
=NEW= CITY OF OTTAWA  
=NEW= PRESCOTT AND RUSSELL  
=NEW= CORNWALL - MORRISBURG  
=NEW= SMITHS FALLS - LANARK - SHARBOT LAKE  
LISTOWEL - MILVERTON - NORTHERN PERTH COUNTY  
STRATFORD - MITCHELL - SOUTHERN PERTH COUNTY  
GUELPH - ERIN - SOUTHERN WELLINGTON COUNTY  
KITCHENER - CAMBRIDGE - REGION OF WATERLOO.  
 
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==DISCUSSION==  
 
TEMPERATURES ARE EXPECTED TO DROP TO NEAR THE FREEZING MARK TONIGHT  
INTO EARLY SUNDAY MORNING.  
 
COVER UP PLANTS, ESPECIALLY THOSE IN FROST-PRONE AREAS.  
 
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. TO  
REPORT SEVERE WEATHER IN GATINEAU, SEND AN EMAIL TO  
ONSTORM(AT)EC.GC.CA OR POST REPORTS ON X USING (HASH)QCSTORM.  
 
HTTP://WEATHER.GC.CA  
 
END/OSPC  
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