FPCN11 CWTO 162218 AAA
UPDATED FORECASTS FOR SOUTHERN ONTARIO AND THE NATIONAL CAPITAL
REGION ISSUED BY ENVIRONMENT CANADA AT 6:17 P.M. EDT THURSDAY 16
APRIL 2026 FOR TONIGHT FRIDAY AND FRIDAY NIGHT.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:00 A.M. EDT FRIDAY.

SARNIA - PETROLIA - WESTERN LAMBTON COUNTY.
TONIGHT..CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS EVENING AND AFTER
 MIDNIGHT. RISK OF A THUNDERSTORM EARLY THIS EVENING. FOG PATCHES
 NEAR LAKE HURON THIS EVENING. FOG PATCHES DEVELOPING NEAR MIDNIGHT.
 WIND WEST 20 KM/H BECOMING LIGHT THIS EVENING. LOW 7.
FRIDAY..CLOUDY. BECOMING A MIX OF SUN AND CLOUD NEAR NOON. FOG
 PATCHES DISSIPATING IN THE MORNING. HIGH 18. UV INDEX 6 OR HIGH.
FRIDAY NIGHT..A FEW CLOUDS. INCREASING CLOUDINESS NEAR MIDNIGHT. WIND
 BECOMING SOUTH 20 KM/H GUSTING TO 40 NEAR MIDNIGHT. LOW 9.

WATFORD - PINERY PARK - EASTERN LAMBTON COUNTY.
TONIGHT..CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS EVENING AND AFTER
 MIDNIGHT. RISK OF A THUNDERSTORM EARLY THIS EVENING. FOG PATCHES
 NEAR LAKE HURON THIS EVENING. FOG PATCHES DEVELOPING NEAR MIDNIGHT.
 WIND WEST 20 KM/H BECOMING LIGHT THIS EVENING. LOW 8.
FRIDAY..CLOUDY. BECOMING A MIX OF SUN AND CLOUD IN THE AFTERNOON. FOG
 PATCHES DISSIPATING IN THE MORNING. HIGH 19. UV INDEX 6 OR HIGH.
FRIDAY NIGHT..PARTLY CLOUDY. WIND BECOMING SOUTH 20 KM/H GUSTING TO
 40 AFTER MIDNIGHT. LOW 11.

STRATHROY - KOMOKA - WESTERN MIDDLESEX COUNTY.
TONIGHT..CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS EVENING AND AFTER
 MIDNIGHT. RISK OF A THUNDERSTORM EARLY THIS EVENING. FOG PATCHES
 DEVELOPING NEAR MIDNIGHT. LOW 9.
FRIDAY..CLOUDY. CLEARING EARLY IN THE AFTERNOON. FOG PATCHES
 DISSIPATING IN THE MORNING. HIGH 20. UV INDEX 7 OR HIGH.
FRIDAY NIGHT..CLEAR. INCREASING CLOUDINESS AFTER MIDNIGHT. WIND
 SOUTHEAST 20 KM/H BECOMING LIGHT IN THE EVENING. WIND BECOMING SOUTH
 20 GUSTING TO 40 NEAR MIDNIGHT. LOW 11.

LONDON - PARKHILL - EASTERN MIDDLESEX COUNTY.
TONIGHT..CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS EVENING AND AFTER
 MIDNIGHT. RISK OF A THUNDERSTORM EARLY THIS EVENING. FOG PATCHES
 DEVELOPING NEAR MIDNIGHT. LOW 8.
FRIDAY..CLOUDY. CLEARING NEAR NOON. FOG PATCHES DISSIPATING IN THE
 MORNING. HIGH 20. UV INDEX 7 OR HIGH.
FRIDAY NIGHT..CLEAR. BECOMING PARTLY CLOUDY AFTER MIDNIGHT. WIND
 BECOMING SOUTH 20 KM/H GUSTING TO 40 AFTER MIDNIGHT. LOW 11.

GODERICH - BLUEWATER - SOUTHERN HURON COUNTY.
TONIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. RISK OF A
 THUNDERSTORM EARLY THIS EVENING. FOG PATCHES NEAR LAKE HURON THIS
 EVENING. FOG PATCHES DEVELOPING NEAR MIDNIGHT. LOW 8.
FRIDAY..MAINLY CLOUDY. FOG PATCHES DISSIPATING IN THE MORNING.
 HIGH 21 EXCEPT 12 NEAR LAKE HURON. UV INDEX 6 OR HIGH.
FRIDAY NIGHT..A FEW CLOUDS. INCREASING CLOUDINESS OVERNIGHT. WIND
 BECOMING SOUTHEAST 30 KM/H GUSTING TO 50 IN THE EVENING. LOW 11.

REMAINDER UNCHANGED.

END