333
FPCN11 CWTO 232220 AAB
UPDATED FORECASTS FOR SOUTHERN ONTARIO AND THE NATIONAL CAPITAL
REGION ISSUED BY ENVIRONMENT CANADA AT 6:19 P.M. EDT WEDNESDAY 23
SEPTEMBER 2026 FOR TONIGHT THURSDAY AND THURSDAY NIGHT.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:00 A.M. EDT THURSDAY.
WINDSOR - LEAMINGTON - ESSEX COUNTY.
TONIGHT..PARTLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS EARLY THIS
EVENING. WIND NORTHEAST 20 KM/H BECOMING LIGHT LATE THIS EVENING.
LOW 10.
THURSDAY..A MIX OF SUN AND CLOUD. BECOMING SUNNY LATE IN THE MORNING.
WIND BECOMING EAST 20 KM/H IN THE MORNING. HIGH 20. UV INDEX 6 OR
HIGH.
THURSDAY NIGHT..CLEAR. LOW 10.
CHATHAM-KENT - RONDEAU PARK.
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS
EVENING. CLEARING NEAR MIDNIGHT. WIND NORTHEAST 20 KM/H GUSTING TO
40 BECOMING SOUTHEAST 20 LATE THIS EVENING THEN LIGHT AFTER
MIDNIGHT. LOW 10.
THURSDAY..SUNNY. WIND BECOMING EAST 30 KM/H IN THE MORNING. HIGH 20.
UV INDEX 6 OR HIGH.
THURSDAY NIGHT..CLEAR. LOW PLUS 5.
SARNIA - PETROLIA - WESTERN LAMBTON COUNTY.
TONIGHT..PARTLY CLOUDY. CLEARING LATE THIS EVENING. WIND EAST
20 KM/H. LOW 8.
THURSDAY..SUNNY. HIGH 20. UV INDEX 5 OR MODERATE.
THURSDAY NIGHT..CLEAR. LOW PLUS 4.
WATFORD - PINERY PARK - EASTERN LAMBTON COUNTY.
TONIGHT..PARTLY CLOUDY. CLEARING LATE THIS EVENING. WIND NORTHEAST
20 KM/H BECOMING LIGHT THIS EVENING. LOW 8.
THURSDAY..SUNNY. WIND BECOMING NORTHEAST 20 KM/H LATE IN THE MORNING.
HIGH 20. UV INDEX 5 OR MODERATE.
THURSDAY NIGHT..CLEAR. WIND NORTHEAST 20 KM/H BECOMING LIGHT IN THE
EVENING. LOW PLUS 4.
RODNEY - SHEDDEN - WESTERN ELGIN COUNTY.
TONIGHT..PARTLY CLOUDY. CLEARING LATE THIS EVENING. LOW 8.
THURSDAY..SUNNY. WIND BECOMING SOUTHEAST 20 KM/H LATE IN THE MORNING.
HIGH 19. UV INDEX 6 OR HIGH.
THURSDAY NIGHT..CLEAR. LOW 6.
STRATHROY - KOMOKA - WESTERN MIDDLESEX COUNTY.
TONIGHT..PARTLY CLOUDY. CLEARING LATE THIS EVENING. LOW 8.
THURSDAY..SUNNY. WIND BECOMING EAST 20 KM/H LATE IN THE MORNING.
HIGH 20. UV INDEX 5 OR MODERATE.
THURSDAY NIGHT..CLEAR. LOW PLUS 4.
REMAINDER UNCHANGED.
END
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