670
FPCN11 CWTO 090119 AAD
UPDATED FORECASTS FOR SOUTHERN ONTARIO AND THE NATIONAL CAPITAL
REGION ISSUED BY ENVIRONMENT CANADA AT 9:19 P.M. EDT WEDNESDAY 8
APRIL 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..CLEAR. WIND SOUTH 20 KM/H GUSTING TO 40. LOW PLUS 3.
THURSDAY..INCREASING CLOUDINESS EARLY IN THE MORNING. 60 PERCENT
CHANCE OF SHOWERS IN THE AFTERNOON WITH RISK OF A THUNDERSTORM. WIND
SOUTHWEST 30 KM/H GUSTING TO 50. HIGH 20. UV INDEX 5 OR MODERATE.
THURSDAY NIGHT..MAINLY CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. RISK
OF A THUNDERSTORM IN THE EVENING. WIND SOUTHWEST 20 KM/H GUSTING TO
40 BECOMING LIGHT IN THE EVENING. LOW 8.
CHATHAM-KENT - RONDEAU PARK.
TONIGHT..CLEAR. WIND SOUTH 20 KM/H GUSTING TO 40. LOW PLUS 2.
THURSDAY..INCREASING CLOUDINESS EARLY IN THE MORNING. 60 PERCENT
CHANCE OF SHOWERS IN THE AFTERNOON WITH RISK OF A THUNDERSTORM. WIND
SOUTHWEST 30 KM/H GUSTING TO 50. HIGH 19. UV INDEX 5 OR MODERATE.
THURSDAY NIGHT..MAINLY CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. RISK
OF A THUNDERSTORM IN THE EVENING. WIND SOUTHWEST 20 KM/H GUSTING TO
40 BECOMING LIGHT IN THE EVENING. LOW 7.
SARNIA - PETROLIA - WESTERN LAMBTON COUNTY.
TONIGHT..CLEAR. WIND SOUTH 20 KM/H GUSTING TO 40. LOW PLUS 5.
THURSDAY..A MIX OF SUN AND CLOUD. 60 PERCENT CHANCE OF SHOWERS LATE
IN THE MORNING AND IN THE AFTERNOON WITH RISK OF A THUNDERSTORM.
WIND SOUTHWEST 30 KM/H GUSTING TO 50 BECOMING NORTHWEST 20 GUSTING
TO 40 IN THE AFTERNOON. HIGH 19. UV INDEX 6 OR HIGH.
THURSDAY NIGHT..PARTLY CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. RISK
OF A THUNDERSTORM IN THE EVENING. WIND NORTHWEST 20 KM/H GUSTING TO
40 BECOMING LIGHT IN THE EVENING. LOW PLUS 4.
WATFORD - PINERY PARK - EASTERN LAMBTON COUNTY.
TONIGHT..CLEAR. WIND SOUTH 20 KM/H GUSTING TO 40. LOW PLUS 4.
THURSDAY..SUNNY IN THE MORNING THEN A MIX OF SUN AND CLOUD WITH
60 PERCENT CHANCE OF SHOWERS LATE IN THE MORNING AND IN THE
AFTERNOON. RISK OF A THUNDERSTORM IN THE AFTERNOON. WIND SOUTHWEST
30 KM/H GUSTING TO 50 BECOMING NORTHWEST 20 GUSTING TO 40 IN THE
AFTERNOON. HIGH 19. UV INDEX 6 OR HIGH.
THURSDAY NIGHT..PARTLY CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. RISK
OF A THUNDERSTORM IN THE EVENING. WIND NORTHWEST 20 KM/H GUSTING TO
40 BECOMING LIGHT IN THE EVENING. LOW PLUS 4.
RODNEY - SHEDDEN - WESTERN ELGIN COUNTY.
TONIGHT..CLEAR. WIND EAST 20 KM/H BECOMING SOUTH 20 GUSTING TO 40
NEAR MIDNIGHT. LOW PLUS 2.
THURSDAY..SUNNY EARLY IN THE MORNING THEN A MIX OF SUN AND CLOUD WITH
60 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON. RISK OF A
THUNDERSTORM IN THE AFTERNOON. WIND SOUTHWEST 30 KM/H GUSTING TO 50.
HIGH 16. UV INDEX 5 OR MODERATE.
THURSDAY NIGHT..PARTLY CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. RISK
OF A THUNDERSTORM IN THE EVENING. WIND SOUTHWEST 20 KM/H GUSTING TO
40 BECOMING LIGHT IN THE EVENING. LOW 6.
ST. THOMAS - AYLMER - EASTERN ELGIN COUNTY.
TONIGHT..CLEAR. WIND EAST 20 KM/H BECOMING SOUTH 20 GUSTING TO 40
NEAR MIDNIGHT. LOW PLUS 2.
THURSDAY..SUNNY EARLY IN THE MORNING THEN A MIX OF SUN AND CLOUD WITH
60 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON. RISK OF A
THUNDERSTORM IN THE AFTERNOON. WIND SOUTHWEST 30 KM/H GUSTING TO 50.
HIGH 14. UV INDEX 5 OR MODERATE.
THURSDAY NIGHT..PARTLY CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. RISK
OF A THUNDERSTORM IN THE EVENING. WIND SOUTHWEST 20 KM/H GUSTING TO
40 BECOMING LIGHT IN THE EVENING. LOW 6.
STRATHROY - KOMOKA - WESTERN MIDDLESEX COUNTY.
TONIGHT..CLEAR. WIND BECOMING SOUTH 20 KM/H GUSTING TO 40 NEAR
MIDNIGHT. LOW PLUS 3.
THURSDAY..SUNNY EARLY IN THE MORNING THEN A MIX OF SUN AND CLOUD WITH
60 PERCENT CHANCE OF SHOWERS LATE IN THE MORNING AND IN THE
AFTERNOON. RISK OF A THUNDERSTORM IN THE AFTERNOON. WIND SOUTHWEST
30 KM/H GUSTING TO 50. HIGH 19. UV INDEX 5 OR MODERATE.
THURSDAY NIGHT..PARTLY CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. RISK
OF A THUNDERSTORM IN THE EVENING. WIND SOUTHWEST 20 KM/H GUSTING TO
40 BECOMING LIGHT IN THE EVENING. LOW PLUS 4.
LONDON - PARKHILL - EASTERN MIDDLESEX COUNTY.
TONIGHT..CLEAR. WIND BECOMING SOUTH 20 KM/H GUSTING TO 40 NEAR
MIDNIGHT. LOW PLUS 3.
THURSDAY..SUNNY EARLY IN THE MORNING THEN A MIX OF SUN AND CLOUD WITH
60 PERCENT CHANCE OF SHOWERS LATE IN THE MORNING AND IN THE
AFTERNOON. RISK OF A THUNDERSTORM IN THE AFTERNOON. WIND SOUTHWEST
30 KM/H GUSTING TO 50. HIGH 19. UV INDEX 5 OR MODERATE.
THURSDAY NIGHT..PARTLY CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. RISK
OF A THUNDERSTORM IN THE EVENING. WIND SOUTHWEST 20 KM/H GUSTING TO
40 BECOMING LIGHT IN THE EVENING. LOW PLUS 3.
SIMCOE - DELHI - NORFOLK.
TONIGHT..CLEAR. WIND SOUTH 20 KM/H GUSTING TO 40. LOW PLUS 2.
THURSDAY..SUNNY IN THE MORNING THEN A MIX OF SUN AND CLOUD WITH
60 PERCENT CHANCE OF SHOWERS IN THE AFTERNOON. RISK OF A
THUNDERSTORM IN THE AFTERNOON. WIND SOUTH 30 KM/H GUSTING TO 50.
HIGH 16. UV INDEX 6 OR HIGH.
THURSDAY NIGHT..PARTLY CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. RISK
OF A THUNDERSTORM IN THE EVENING. WIND SOUTHWEST 20 KM/H GUSTING TO
40 BECOMING LIGHT NEAR MIDNIGHT. LOW PLUS 3.
REMAINDER UNCHANGED.
END
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