939
WOCN11 CWTO 210236
YELLOW ADVISORY - FROST
FOR SOUTHERN ONTARIO
UPDATED BY ENVIRONMENT CANADA
AT 10:36 P.M. EDT SUNDAY 20 SEPTEMBER 2026.
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YELLOW LEVEL ADVISORY - FROST - FOR:
FENELON FALLS - BALSAM LAKE PARK - NORTHERN KAWARTHA LAKES
APSLEY - WOODVIEW - NORTHERN PETERBOROUGH COUNTY
BANCROFT - BON ECHO PARK
PLEVNA - SHARBOT LAKE - WESTERN LANARK COUNTY
HUNTSVILLE - BAYSVILLE
BRACEBRIDGE - GRAVENHURST
HALIBURTON
RENFREW - PEMBROKE - BARRY'S BAY
ALGONQUIN
BURK'S FALLS - BAYFIELD INLET.
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IMPACT LEVEL: MODERATE
FORECAST CONFIDENCE: HIGH
==DISCUSSION==
FREEZING TEMPERATURES WITH FROST ARE EXPECTED TONIGHT.
PATCHY FROST IS EXPECTED EARLY MONDAY MORNING AS TEMPERATURES FALL
TO NEAR THE FREEZING MARK.
PATCHY FROST IS POSSIBLE EARLY TUESDAY MORNING AS WELL.
DAMAGE TO PLANTS, TREES, AND CROPS IS POSSIBLE. TAKE PREVENTATIVE
MEASURES TO PROTECT COLD-SENSITIVE PLANTS, TREES, AND CROPS.
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
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