991  
WOCN11 CWTO 141526  
YELLOW ADVISORY - FROST  
FOR SOUTHERN ONTARIO  
ISSUED BY ENVIRONMENT CANADA  
AT 11:26 A.M. EDT MONDAY 14 SEPTEMBER 2026.  
---------------------------------------------------------------------  
YELLOW LEVEL ADVISORY - FROST - FOR:  
=NEW= PRESCOTT AND RUSSELL  
=NEW= CORNWALL - MORRISBURG.  
 
---------------------------------------------------------------------  
IMPACT LEVEL: MODERATE  
FORECAST CONFIDENCE: HIGH  
 
==DISCUSSION==  
 
PATCHY FROST IS EXPECTED TONIGHT INTO TUESDAY MORNING AS  
TEMPERATURES DROP TO NEAR THE FREEZING MARK.  
 
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.  
 
HTTP://WEATHER.GC.CA  
 
END/OSPC  
 
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