FPCN11 CWTO 140012 AAF UPDATED FORECASTS FOR SOUTHERN ONTARIO AND THE NATIONAL CAPITAL REGION ISSUED BY ENVIRONMENT CANADA AT 8:12 P.M. EDT SATURDAY 13 JUNE 2026 FOR TONIGHT SUNDAY AND SUNDAY NIGHT. THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:00 A.M. EDT SUNDAY. BELLEVILLE - QUINTE WEST - EASTERN NORTHUMBERLAND COUNTY. TONIGHT..PARTLY CLOUDY. 70 PERCENT CHANCE OF SHOWERS OR THUNDERSTORMS THIS EVENING. WIND SOUTHWEST 20 KM/H BECOMING LIGHT LATE THIS EVENING. LOW 16. SUNDAY..CLOUDY. SHOWERS BEGINNING IN THE MORNING. RISK OF A THUNDERSTORM. LOCAL AMOUNT 15 TO 25 MM. WIND BECOMING NORTHWEST 20 KM/H IN THE AFTERNOON. HIGH 21 WITH TEMPERATURE FALLING TO 18 IN THE AFTERNOON. HUMIDEX 25. UV INDEX 3 OR MODERATE. SUNDAY NIGHT..CLEARING NEAR MIDNIGHT. WIND NORTHWEST 20 KM/H BECOMING LIGHT IN THE EVENING. LOW 10. NAPANEE - CONSECON. TONIGHT..PARTLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS OR THUNDERSTORMS THIS EVENING. WIND SOUTHWEST 20 KM/H BECOMING LIGHT LATE THIS EVENING. LOW 16. SUNDAY..CLOUDY. A FEW SHOWERS BEGINNING IN THE MORNING. RISK OF A THUNDERSTORM IN THE AFTERNOON. LOCAL AMOUNT 15 TO 25 MM. WIND BECOMING NORTHWEST 20 KM/H LATE IN THE AFTERNOON. HIGH 21. HUMIDEX 26. UV INDEX 3 OR MODERATE. SUNDAY NIGHT..CLOUDY. CLEARING NEAR MIDNIGHT. WIND NORTHWEST 20 KM/H BECOMING LIGHT IN THE EVENING. LOW 10. STIRLING - TWEED - MADOC. TONIGHT..SHOWERS WITH A FEW THUNDERSTORMS ENDING THIS EVENING THEN MAINLY CLOUDY. WIND SOUTHWEST 20 KM/H BECOMING LIGHT LATE THIS EVENING. LOW 17. SUNDAY..CLOUDY. SHOWERS BEGINNING IN THE MORNING. RISK OF A THUNDERSTORM LATE IN THE MORNING AND IN THE AFTERNOON. LOCAL AMOUNT 20 TO 30 MM. HIGH 21. HUMIDEX 26. UV INDEX 4 OR MODERATE. SUNDAY NIGHT..CLOUDY. CLEARING NEAR MIDNIGHT. LOW 9. TAMWORTH - SYDENHAM - SOUTH FRONTENAC. TONIGHT..PARTLY CLOUDY. SHOWERS WITH A FEW THUNDERSTORMS LATE THIS EVENING. WIND SOUTHWEST 20 KM/H BECOMING LIGHT LATE THIS EVENING. LOW 17. SUNDAY..CLOUDY. SHOWERS BEGINNING IN THE MORNING. RISK OF A THUNDERSTORM LATE IN THE MORNING AND IN THE AFTERNOON. LOCAL AMOUNT 20 TO 30 MM. HIGH 21. HUMIDEX 26. UV INDEX 5 OR MODERATE. SUNDAY NIGHT..CLOUDY. CLEARING NEAR MIDNIGHT. LOW 9. KALADAR - BANNOCKBURN - BON ECHO PARK. TONIGHT..A FEW SHOWERS ENDING LATE THIS EVENING THEN MAINLY CLOUDY. RISK OF A THUNDERSTORM THIS EVENING. WIND SOUTHWEST 20 KM/H BECOMING LIGHT LATE THIS EVENING. LOW 16. SUNDAY..CLOUDY. SHOWERS BEGINNING IN THE MORNING AND ENDING LATE IN THE AFTERNOON. RISK OF A THUNDERSTORM LATE IN THE MORNING AND IN THE AFTERNOON. LOCAL AMOUNT 30 MM. WIND BECOMING SOUTHWEST 20 KM/H IN THE AFTERNOON. HIGH 18. UV INDEX 4 OR MODERATE. SUNDAY NIGHT..CLEARING IN THE EVENING. LOW 10. GANANOQUE - MALLORYTOWN. TONIGHT..CLEAR THIS EVENING THEN PARTLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. RISK OF A THUNDERSTORM LATE THIS EVENING AND AFTER MIDNIGHT. LOW 19. SUNDAY..CLOUDY. 40 PERCENT CHANCE OF SHOWERS IN THE MORNING. A FEW SHOWERS BEGINNING IN THE MORNING. RISK OF A THUNDERSTORM LATE IN THE MORNING AND IN THE AFTERNOON. LOCAL AMOUNT 10 TO 15 MM. HIGH 24. HUMIDEX 28. UV INDEX 5 OR MODERATE. SUNDAY NIGHT..A FEW SHOWERS ENDING IN THE EVENING THEN PARTLY CLOUDY. RISK OF A THUNDERSTORM EARLY IN THE EVENING. LOW 12. WESTPORT - CHARLESTON LAKE. TONIGHT..MAINLY CLOUDY. A FEW SHOWERS LATE THIS EVENING. 30 PERCENT CHANCE OF SHOWERS BEFORE MORNING. RISK OF A THUNDERSTORM LATE THIS EVENING AND AFTER MIDNIGHT. LOW 20. SUNDAY..CLOUDY. 30 PERCENT CHANCE OF SHOWERS IN THE MORNING. SHOWERS BEGINNING IN THE MORNING. RISK OF A THUNDERSTORM IN THE AFTERNOON. LOCAL AMOUNT 20 TO 30 MM. TEMPERATURE FALLING TO 17 IN THE AFTERNOON. HUMIDEX 25. UV INDEX 5 OR MODERATE. SUNDAY NIGHT..SHOWERS ENDING LATE IN THE EVENING THEN PARTLY CLOUDY. RISK OF A THUNDERSTORM IN THE EVENING. LOW 13. MERRICKVILLE-WOLFORD - KEMPTVILLE. TONIGHT..PARTLY CLOUDY. A FEW SHOWERS BEGINNING LATE THIS EVENING AND ENDING OVERNIGHT THEN 30 PERCENT CHANCE OF SHOWERS BEFORE MORNING. RISK OF A THUNDERSTORM LATE THIS EVENING AND AFTER MIDNIGHT. LOW 17. SUNDAY..CLOUDY. 30 PERCENT CHANCE OF SHOWERS IN THE MORNING. SHOWERS BEGINNING IN THE MORNING. RISK OF A THUNDERSTORM IN THE AFTERNOON. LOCAL AMOUNT 20 TO 30 MM. WIND BECOMING WEST 20 KM/H LATE IN THE MORNING. HIGH 20. HUMIDEX 25. UV INDEX 5 OR MODERATE. SUNDAY NIGHT..SHOWERS ENDING LATE IN THE EVENING THEN MAINLY CLOUDY. RISK OF A THUNDERSTORM IN THE EVENING. LOW 12. OTTAWA NORTH - KANATA - ORLEANS. TONIGHT..A FEW SHOWERS ENDING LATE THIS EVENING THEN CLOUDY. 40 PERCENT CHANCE OF SHOWERS BEFORE MORNING. RISK OF A THUNDERSTORM THIS EVENING. WIND BECOMING WEST 20 KM/H AFTER MIDNIGHT. LOW 16. SUNDAY..CLOUDY. 40 PERCENT CHANCE OF SHOWERS IN THE MORNING. SHOWERS BEGINNING IN THE MORNING. RISK OF A THUNDERSTORM IN THE AFTERNOON. LOCAL AMOUNT 30 MM. HIGH 19. UV INDEX 5 OR MODERATE. SUNDAY NIGHT..SHOWERS ENDING IN THE EVENING THEN CLEARING. RISK OF A THUNDERSTORM EARLY IN THE EVENING. LOW 12. OTTAWA SOUTH - RICHMOND - METCALFE. TONIGHT..A FEW SHOWERS ENDING LATE THIS EVENING THEN CLOUDY. 40 PERCENT CHANCE OF SHOWERS BEFORE MORNING. RISK OF A THUNDERSTORM THIS EVENING. WIND BECOMING WEST 20 KM/H AFTER MIDNIGHT. LOW 16. SUNDAY..CLOUDY. 40 PERCENT CHANCE OF SHOWERS IN THE MORNING. SHOWERS BEGINNING IN THE MORNING. RISK OF A THUNDERSTORM IN THE AFTERNOON. LOCAL AMOUNT 30 MM. HIGH 19. UV INDEX 3 OR MODERATE. SUNDAY NIGHT..SHOWERS ENDING IN THE EVENING THEN CLEARING. RISK OF A THUNDERSTORM EARLY IN THE EVENING. LOW 12. GATINEAU. TONIGHT..A FEW SHOWERS ENDING LATE THIS EVENING THEN PARTLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS BEFORE MORNING. RISK OF A THUNDERSTORM THIS EVENING. LOW 16. SUNDAY..CLOUDY. 40 PERCENT CHANCE OF SHOWERS IN THE MORNING. SHOWERS BEGINNING IN THE MORNING. RISK OF A THUNDERSTORM IN THE AFTERNOON. LOCAL AMOUNT 30 MM. HIGH 19. UV INDEX 5 OR MODERATE. SUNDAY NIGHT..SHOWERS ENDING IN THE EVENING THEN CLEARING. RISK OF A THUNDERSTORM EARLY IN THE EVENING. LOW 13. PLEVNA - SHARBOT LAKE - WESTERN LANARK COUNTY. TONIGHT..A FEW SHOWERS ENDING LATE THIS EVENING THEN CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. RISK OF A THUNDERSTORM THIS EVENING. LOW 17. SUNDAY..CLOUDY. 40 PERCENT CHANCE OF SHOWERS IN THE MORNING. SHOWERS BEGINNING IN THE MORNING. RISK OF A THUNDERSTORM IN THE AFTERNOON. LOCAL AMOUNT 30 MM. HIGH 18. UV INDEX 4 OR MODERATE. SUNDAY NIGHT..SHOWERS ENDING LATE IN THE EVENING THEN CLEARING. RISK OF A THUNDERSTORM EARLY IN THE EVENING. LOW 11. SMITHS FALLS - PERTH - EASTERN LANARK COUNTY. TONIGHT..PARTLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. RISK OF A THUNDERSTORM THIS EVENING. LOW 19. SUNDAY..CLOUDY. 40 PERCENT CHANCE OF SHOWERS IN THE MORNING. SHOWERS BEGINNING IN THE MORNING. RISK OF A THUNDERSTORM IN THE AFTERNOON. LOCAL AMOUNT 30 MM. TEMPERATURE STEADY NEAR 18. UV INDEX 4 OR MODERATE. SUNDAY NIGHT..SHOWERS ENDING LATE IN THE EVENING THEN PARTLY CLOUDY. RISK OF A THUNDERSTORM EARLY IN THE EVENING. LOW 13. REMAINDER UNCHANGED. END