661
WOCN12 CWTO 212135
YELLOW ADVISORY - FROST
FOR NORTHERN ONTARIO
UPDATED BY ENVIRONMENT CANADA
AT 5:35 P.M. EDT MONDAY 21 SEPTEMBER 2026.
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YELLOW LEVEL ADVISORY - FROST - FOR:
DRYDEN - IGNACE
FORT FRANCES - RAINY LAKE
RED LAKE - EAR FALLS
SEARCHMONT - MONTREAL RIVER HARBOUR - BATCHAWANA BAY
SAULT STE. MARIE - ST. JOSEPH ISLAND
GREATER SUDBURY AND VICINITY
ELLIOT LAKE - RANGER LAKE
BLIND RIVER - THESSALON
ESPANOLA - KILLARNEY
NORTH BAY - WEST NIPISSING.
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IMPACT LEVEL: MODERATE
FORECAST CONFIDENCE: HIGH
==DISCUSSION==
CONDITIONS ARE FAVOURABLE FOR THE DEVELOPMENT OF FROST TONIGHT.
PATCHY FROST IS LIKELY EARLY TUESDAY MORNING.
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, 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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