974  
WOCN11 CWTO 031440  
YELLOW ADVISORY - FROST  
FOR SOUTHERN ONTARIO  
ISSUED BY ENVIRONMENT CANADA  
AT 10:40 A.M. EDT SATURDAY 3 OCTOBER 2026.  
---------------------------------------------------------------------  
YELLOW LEVEL ADVISORY - FROST - FOR:  
=NEW= GATINEAU  
=NEW= BELLEVILLE - QUINTE WEST - EASTERN NORTHUMBERLAND COUNTY  
=NEW= KINGSTON - ODESSA - FRONTENAC ISLANDS  
=NEW= NAPANEE - CONSECON  
=NEW= APSLEY - WOODVIEW - NORTHERN PETERBOROUGH COUNTY  
=NEW= PETERBOROUGH CITY - LAKEFIELD - SOUTHERN PETERBOROUGH COUNTY  
=NEW= STIRLING - TWEED - SOUTH FRONTENAC  
=NEW= BROCKVILLE - LEEDS AND GRENVILLE  
=NEW= CITY OF OTTAWA  
=NEW= PRESCOTT AND RUSSELL  
=NEW= CORNWALL - MORRISBURG  
=NEW= SMITHS FALLS - LANARK - SHARBOT LAKE.  
 
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IMPACT LEVEL: MODERATE  
FORECAST CONFIDENCE: HIGH  
 
==DISCUSSION==  
 
TEMPERATURES ARE EXPECTED TO FALL TO NEAR THE FREEZING MARK TONIGHT  
INTO SUNDAY MORNING.  
 
DAMAGE TO PLANTS, TREES, AND CROPS IS POSSIBLE. 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 SOCIAL MEDIA USING  
(HASH)ONSTORM. TO REPORT SEVERE WEATHER IN GATINEAU, SEND AN EMAIL  
TO ONSTORM(AT)EC.GC.CA OR POST REPORTS ON SOCIAL MEDIA USING  
(HASH)QCSTORM.  
 
HTTP://WEATHER.GC.CA  
 
END/OSPC  
 
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