074
FPCN11 CWTO 151054 AAA
UPDATED FORECASTS FOR SOUTHERN ONTARIO AND THE NATIONAL CAPITAL
REGION ISSUED BY ENVIRONMENT CANADA AT 6:53 A.M. EDT THURSDAY 15
OCTOBER 2026 FOR TODAY AND FRIDAY.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 11:00 A.M. EDT.
SIMCOE - DELHI - NORFOLK.
TODAY..MAINLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS LATE THIS
AFTERNOON. WIND EAST 20 KM/H BECOMING LIGHT LATE THIS MORNING.
HIGH 15. UV INDEX 4 OR MODERATE.
TONIGHT..CLOUDY. 40 PERCENT CHANCE OF SHOWERS EARLY THIS EVENING.
PERIODS OF RAIN BEGINNING THIS EVENING THEN CHANGING TO 40 PERCENT
CHANCE OF SHOWERS BEFORE MORNING. RISK OF A THUNDERSTORM OVERNIGHT.
AMOUNT 10 TO 15 MM. WIND BECOMING SOUTHWEST 20 KM/H GUSTING TO 40
THIS EVENING THEN INCREASING TO 40 GUSTING TO 70 AFTER MIDNIGHT.
LOW 12 WITH TEMPERATURE RISING TO 20 BY MORNING.
FRIDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. WIND SOUTHWEST
40 KM/H GUSTING TO 70. TEMPERATURE FALLING TO 8 IN THE AFTERNOON. UV
INDEX 2 OR LOW.
DUNNVILLE - CALEDONIA - HALDIMAND.
TODAY..CLOUDY. BECOMING A MIX OF SUN AND CLOUD THIS AFTERNOON. WIND
EAST 20 KM/H BECOMING LIGHT THIS MORNING. HIGH 16. UV INDEX 4 OR
MODERATE.
TONIGHT..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS THIS EVENING AND
AFTER MIDNIGHT. PERIODS OF RAIN BEGINNING AFTER MIDNIGHT. RISK OF A
THUNDERSTORM OVERNIGHT. AMOUNT 10 TO 15 MM. WIND BECOMING SOUTHWEST
20 KM/H GUSTING TO 40 THEN INCREASING TO 40 GUSTING TO 60 AFTER
MIDNIGHT. LOW 13 WITH TEMPERATURE RISING TO 20 BY MORNING.
FRIDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. WIND SOUTHWEST
40 KM/H GUSTING TO 60 BECOMING WEST 20 GUSTING TO 40 LATE IN THE
AFTERNOON. TEMPERATURE FALLING TO 8 IN THE AFTERNOON. UV INDEX 2 OR
LOW.
NIAGARA FALLS - WELLAND - SOUTHERN NIAGARA REGION.
TODAY..CLOUDY. CLEARING EARLY THIS AFTERNOON. WIND EAST 20 KM/H
BECOMING LIGHT THIS MORNING. HIGH 17. UV INDEX 4 OR MODERATE.
TONIGHT..BECOMING CLOUDY THIS EVENING WITH 40 PERCENT CHANCE OF
SHOWERS THIS EVENING AND AFTER MIDNIGHT. PERIODS OF RAIN BEGINNING
AFTER MIDNIGHT. RISK OF A THUNDERSTORM OVERNIGHT. AMOUNT 10 TO
15 MM. WIND BECOMING SOUTH 20 KM/H GUSTING TO 40 THIS EVENING THEN
SOUTHWEST 50 GUSTING TO 70 AFTER MIDNIGHT. LOW 13.
FRIDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. WIND SOUTHWEST
50 KM/H GUSTING TO 70 BECOMING WEST 30 GUSTING TO 50 IN THE MORNING.
TEMPERATURE FALLING TO 11 IN THE AFTERNOON. UV INDEX 2 OR LOW.
ST. CATHARINES - GRIMSBY - NORTHERN NIAGARA REGION.
TODAY..CLOUDY. BECOMING A MIX OF SUN AND CLOUD THIS AFTERNOON. WIND
EAST 20 KM/H. HIGH 16. UV INDEX 4 OR MODERATE.
TONIGHT..BECOMING CLOUDY THIS EVENING WITH 40 PERCENT CHANCE OF
SHOWERS THIS EVENING AND AFTER MIDNIGHT. PERIODS OF RAIN BEGINNING
AFTER MIDNIGHT. RISK OF A THUNDERSTORM OVERNIGHT. AMOUNT 10 TO
15 MM. WIND NORTHEAST 20 KM/H BECOMING SOUTHWEST 20 GUSTING TO 40
LATE THIS EVENING THEN INCREASING TO 40 GUSTING TO 60 AFTER
MIDNIGHT. LOW 13.
FRIDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. WIND WEST 30 KM/H
GUSTING TO 60 BECOMING NORTH 30 GUSTING TO 50 LATE IN THE AFTERNOON.
TEMPERATURE FALLING TO 11 IN THE AFTERNOON. UV INDEX 2 OR LOW.
PICTON - SANDBANKS PARK.
TODAY..A MIX OF SUN AND CLOUD. HIGH 12. UV INDEX 4 OR MODERATE.
TONIGHT..INCREASING CLOUDINESS. 40 PERCENT CHANCE OF SHOWERS AFTER
MIDNIGHT. PERIODS OF RAIN BEGINNING OVERNIGHT. RISK OF A
THUNDERSTORM OVERNIGHT. WIND BECOMING SOUTHWEST 40 KM/H GUSTING TO
70 OVERNIGHT. LOW 8.
FRIDAY..PERIODS OF RAIN ENDING IN THE MORNING THEN CLOUDY WITH
40 PERCENT CHANCE OF SHOWERS. RISK OF A THUNDERSTORM EARLY IN THE
MORNING. WIND SOUTHWEST 40 KM/H GUSTING TO 70 BECOMING NORTHWEST 20
GUSTING TO 40 IN THE MORNING. HIGH 19. UV INDEX 2 OR LOW.
NAPANEE - CONSECON.
TODAY..A MIX OF SUN AND CLOUD. HIGH 12. UV INDEX 4 OR MODERATE.
TONIGHT..INCREASING CLOUDINESS. 40 PERCENT CHANCE OF SHOWERS AFTER
MIDNIGHT. PERIODS OF RAIN BEGINNING OVERNIGHT. RISK OF A
THUNDERSTORM OVERNIGHT. WIND BECOMING SOUTHWEST 30 KM/H GUSTING TO
50 OVERNIGHT. LOW 8.
FRIDAY..PERIODS OF RAIN ENDING IN THE MORNING THEN CLOUDY WITH
40 PERCENT CHANCE OF SHOWERS. RISK OF A THUNDERSTORM EARLY IN THE
MORNING. WIND SOUTHWEST 30 KM/H GUSTING TO 50 BECOMING NORTHWEST 20
GUSTING TO 40 LATE IN THE MORNING. HIGH 18. UV INDEX 2 OR LOW.
KINGSTON - ODESSA - FRONTENAC ISLANDS.
TODAY..A MIX OF SUN AND CLOUD. CLEARING EARLY THIS AFTERNOON.
HIGH 12. UV INDEX 4 OR MODERATE.
TONIGHT..INCREASING CLOUDINESS. 40 PERCENT CHANCE OF SHOWERS
OVERNIGHT. PERIODS OF RAIN BEGINNING BEFORE MORNING. RISK OF A
THUNDERSTORM BEFORE MORNING. WIND BECOMING SOUTHWEST 20 KM/H GUSTING
TO 40 LATE THIS EVENING THEN INCREASING TO 40 GUSTING TO 70
OVERNIGHT. LOW 9.
FRIDAY..PERIODS OF RAIN ENDING IN THE AFTERNOON THEN CLOUDY WITH
40 PERCENT CHANCE OF SHOWERS. RISK OF A THUNDERSTORM IN THE MORNING.
AMOUNT 10 TO 15 MM. WIND SOUTHWEST 40 KM/H GUSTING TO 70 BECOMING
NORTHWEST 20 GUSTING TO 40 IN THE MORNING. HIGH 18. UV INDEX 1 OR
LOW.
REMAINDER UNCHANGED.
END
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