FPCN11 CWTO 261915 FORECASTS FOR SOUTHERN ONTARIO AND THE NATIONAL CAPITAL REGION ISSUED BY ENVIRONMENT CANADA AT 3:30 P.M. EDT SUNDAY 26 APRIL 2026 FOR TONIGHT MONDAY AND MONDAY NIGHT. THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:00 A.M. EDT MONDAY. CITY OF TORONTO. TONIGHT..CLEAR. FOG PATCHES DEVELOPING AFTER MIDNIGHT. LOW PLUS 2 WITH RISK OF FROST. MONDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. WIND BECOMING EAST 20 KM/H GUSTING TO 40 IN THE AFTERNOON. HIGH 15. UV INDEX 7 OR HIGH. MONDAY NIGHT..INCREASING CLOUDINESS. WIND EAST 20 KM/H GUSTING TO 40 BECOMING LIGHT NEAR MIDNIGHT. WIND BECOMING SOUTH 20 BEFORE MORNING. LOW 8. WINDSOR - LEAMINGTON - ESSEX COUNTY. TONIGHT..CLEARING EARLY THIS EVENING. FOG PATCHES DEVELOPING AFTER MIDNIGHT. WIND EAST 20 KM/H BECOMING LIGHT THIS EVENING. LOW 7. MONDAY..SUNNY. INCREASING CLOUDINESS EARLY IN THE AFTERNOON. FOG PATCHES DISSIPATING IN THE MORNING. WIND BECOMING SOUTHEAST 20 KM/H GUSTING TO 50 IN THE MORNING THEN SOUTH 40 GUSTING TO 60 LATE IN THE AFTERNOON. HIGH 20. UV INDEX 8 OR VERY HIGH. MONDAY NIGHT..CLOUDY. SHOWERS BEGINNING LATE IN THE EVENING. RISK OF A THUNDERSTORM LATE IN THE EVENING AND OVERNIGHT. WIND SOUTH 40 KM/H GUSTING TO 60. LOW 15. CHATHAM-KENT - RONDEAU PARK. TONIGHT..CLEAR. FOG PATCHES DEVELOPING AFTER MIDNIGHT. WIND BECOMING EAST 20 KM/H LATE THIS EVENING. LOW 7. MONDAY..SUNNY. BECOMING A MIX OF SUN AND CLOUD IN THE AFTERNOON. FOG PATCHES DISSIPATING IN THE MORNING. WIND EAST 30 KM/H GUSTING TO 50. HIGH 19. UV INDEX 8 OR VERY HIGH. MONDAY NIGHT..CLOUDY. SHOWERS BEGINNING LATE IN THE EVENING. RISK OF A THUNDERSTORM LATE IN THE EVENING AND OVERNIGHT. WIND SOUTHEAST 30 KM/H GUSTING TO 50 INCREASING TO 50 GUSTING TO 70 IN THE EVENING. LOW 15. SARNIA - PETROLIA - WESTERN LAMBTON COUNTY. TONIGHT..CLEAR. FOG PATCHES DEVELOPING AFTER MIDNIGHT. LOW 7. MONDAY..SUNNY. BECOMING A MIX OF SUN AND CLOUD IN THE AFTERNOON. FOG PATCHES DISSIPATING IN THE MORNING. WIND BECOMING SOUTHEAST 40 KM/H GUSTING TO 60 IN THE MORNING. HIGH 19. UV INDEX 7 OR HIGH. MONDAY NIGHT..BECOMING CLOUDY IN THE EVENING WITH SHOWERS. RISK OF A THUNDERSTORM LATE IN THE EVENING AND OVERNIGHT. WIND SOUTHEAST 40 KM/H GUSTING TO 60 BECOMING SOUTH 20 AFTER MIDNIGHT THEN INCREASING TO 50 GUSTING TO 70. LOW 15. WATFORD - PINERY PARK - EASTERN LAMBTON COUNTY. TONIGHT..CLEAR. FOG PATCHES DEVELOPING AFTER MIDNIGHT. LOW PLUS 5. MONDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. WIND BECOMING SOUTHEAST 20 KM/H IN THE MORNING. HIGH 18. UV INDEX 7 OR HIGH. MONDAY NIGHT..A FEW CLOUDS. INCREASING CLOUDINESS LATE IN THE EVENING THEN SHOWERS. RISK OF A THUNDERSTORM OVERNIGHT. WIND SOUTHEAST 20 KM/H GUSTING TO 40 BECOMING LIGHT AFTER MIDNIGHT. WIND BECOMING SOUTH 20 GUSTING TO 40 BEFORE MORNING. LOW 12. RODNEY - SHEDDEN - WESTERN ELGIN COUNTY. TONIGHT..CLEAR. FOG PATCHES DEVELOPING AFTER MIDNIGHT. LOW PLUS 5. MONDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. WIND BECOMING SOUTHEAST 30 KM/H GUSTING TO 50 IN THE MORNING. HIGH 18. UV INDEX 7 OR HIGH. MONDAY NIGHT..MAINLY CLOUDY. SHOWERS BEGINNING AFTER MIDNIGHT. RISK OF A THUNDERSTORM OVERNIGHT. WIND SOUTHEAST 40 KM/H GUSTING TO 60 BECOMING SOUTH 20 GUSTING TO 50 AFTER MIDNIGHT. LOW 12. ST. THOMAS - AYLMER - EASTERN ELGIN COUNTY. TONIGHT..CLEAR. FOG PATCHES DEVELOPING AFTER MIDNIGHT. LOW PLUS 5. MONDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. WIND BECOMING SOUTHEAST 30 KM/H GUSTING TO 50 IN THE MORNING. HIGH 18. UV INDEX 7 OR HIGH. MONDAY NIGHT..MAINLY CLOUDY. SHOWERS BEGINNING AFTER MIDNIGHT. RISK OF A THUNDERSTORM OVERNIGHT. WIND SOUTHEAST 40 KM/H GUSTING TO 60 DIMINISHING TO 20 GUSTING TO 40 AFTER MIDNIGHT THEN BECOMING SOUTH 40 GUSTING TO 60. LOW 12. STRATHROY - KOMOKA - WESTERN MIDDLESEX COUNTY. TONIGHT..CLEAR. FOG PATCHES DEVELOPING AFTER MIDNIGHT. LOW PLUS 5. MONDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. WIND BECOMING SOUTHEAST 40 KM/H GUSTING TO 60 IN THE MORNING. HIGH 18. UV INDEX 7 OR HIGH. MONDAY NIGHT..BECOMING CLOUDY IN THE EVENING. SHOWERS BEGINNING AFTER MIDNIGHT. RISK OF A THUNDERSTORM OVERNIGHT. WIND SOUTHEAST 40 KM/H GUSTING TO 60 DIMINISHING TO 20 GUSTING TO 40 AFTER MIDNIGHT THEN BECOMING SOUTH 40 GUSTING TO 60. LOW 12. LONDON - PARKHILL - EASTERN MIDDLESEX COUNTY. TONIGHT..CLEAR. FOG PATCHES DEVELOPING AFTER MIDNIGHT. LOW PLUS 5. MONDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. WIND BECOMING SOUTHEAST 20 KM/H GUSTING TO 50 IN THE MORNING THEN INCREASING TO 40 GUSTING TO 60 LATE IN THE AFTERNOON. HIGH 18. UV INDEX 7 OR HIGH. MONDAY NIGHT..MAINLY CLOUDY. SHOWERS BEGINNING AFTER MIDNIGHT. RISK OF A THUNDERSTORM OVERNIGHT. WIND SOUTHEAST 40 KM/H GUSTING TO 60. LOW 12. SIMCOE - DELHI - NORFOLK. TONIGHT..CLEAR. FOG PATCHES DEVELOPING AFTER MIDNIGHT. LOW PLUS 3. MONDAY..SUNNY. INCREASING CLOUDINESS LATE IN THE AFTERNOON. FOG PATCHES DISSIPATING IN THE MORNING. WIND BECOMING SOUTHEAST 20 KM/H GUSTING TO 40 IN THE MORNING. HIGH 18. UV INDEX 7 OR HIGH. MONDAY NIGHT..PARTLY CLOUDY. BECOMING CLOUDY NEAR MIDNIGHT. SHOWERS BEGINNING BEFORE MORNING. RISK OF A THUNDERSTORM BEFORE MORNING. WIND SOUTHEAST 20 KM/H GUSTING TO 40 INCREASING TO 40 GUSTING TO 60 IN THE EVENING. LOW 12. DUNNVILLE - CALEDONIA - HALDIMAND. TONIGHT..CLEAR. FOG PATCHES DEVELOPING AFTER MIDNIGHT. LOW PLUS 4. MONDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. WIND BECOMING SOUTHEAST 20 KM/H IN THE MORNING. HIGH 19. UV INDEX 7 OR HIGH. MONDAY NIGHT..INCREASING CLOUDINESS. WIND SOUTHEAST 30 KM/H GUSTING TO 50. LOW 11. WOODSTOCK - TILLSONBURG - OXFORD COUNTY. TONIGHT..CLEAR. FOG PATCHES DEVELOPING AFTER MIDNIGHT. LOW PLUS 3. MONDAY..SUNNY. INCREASING CLOUDINESS LATE IN THE AFTERNOON. FOG PATCHES DISSIPATING IN THE MORNING. WIND BECOMING SOUTHEAST 30 KM/H GUSTING TO 50 IN THE MORNING. HIGH 18. UV INDEX 7 OR HIGH. MONDAY NIGHT..MAINLY CLOUDY. SHOWERS BEGINNING BEFORE MORNING. RISK OF A THUNDERSTORM BEFORE MORNING. WIND SOUTHEAST 40 KM/H GUSTING TO 60. LOW 12. BRANTFORD - COUNTY OF BRANT. TONIGHT..CLEAR. FOG PATCHES DEVELOPING AFTER MIDNIGHT. LOW PLUS 3. MONDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. WIND BECOMING SOUTHEAST 20 KM/H GUSTING TO 40 LATE IN THE MORNING. HIGH 18. UV INDEX 7 OR HIGH. MONDAY NIGHT..PARTLY CLOUDY. BECOMING CLOUDY NEAR MIDNIGHT. SHOWERS BEGINNING BEFORE MORNING. RISK OF A THUNDERSTORM BEFORE MORNING. WIND EAST 30 KM/H BECOMING SOUTH 30 GUSTING TO 50 NEAR MIDNIGHT. LOW 12. NIAGARA FALLS - WELLAND - SOUTHERN NIAGARA REGION. TONIGHT..CLEAR. FOG PATCHES DEVELOPING AFTER MIDNIGHT. LOW PLUS 3 WITH RISK OF FROST. MONDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. WIND BECOMING SOUTHEAST 20 KM/H LATE IN THE MORNING. HIGH 19. UV INDEX 7 OR HIGH. MONDAY NIGHT..A FEW CLOUDS. INCREASING CLOUDINESS AFTER MIDNIGHT. WIND BECOMING SOUTHEAST 20 KM/H GUSTING TO 40 IN THE EVENING THEN LIGHT AFTER MIDNIGHT. LOW 11. ST. CATHARINES - GRIMSBY - NORTHERN NIAGARA REGION. TONIGHT..CLEAR. FOG PATCHES DEVELOPING AFTER MIDNIGHT. LOW PLUS 2 WITH RISK OF FROST. MONDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. HIGH 14. UV INDEX 7 OR HIGH. MONDAY NIGHT..A FEW CLOUDS. INCREASING CLOUDINESS NEAR MIDNIGHT. WIND BECOMING SOUTH 20 KM/H GUSTING TO 40 NEAR MIDNIGHT THEN LIGHT AFTER MIDNIGHT. LOW 10. CITY OF HAMILTON. TONIGHT..CLEAR. FOG PATCHES DEVELOPING AFTER MIDNIGHT. LOW PLUS 3. MONDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. WIND BECOMING NORTHEAST 20 KM/H IN THE AFTERNOON. HIGH 14. UV INDEX 7 OR HIGH. MONDAY NIGHT..INCREASING CLOUDINESS. WIND BECOMING SOUTH 30 KM/H GUSTING TO 50 AFTER MIDNIGHT. LOW 9. BURLINGTON - OAKVILLE. TONIGHT..CLEAR. FOG PATCHES DEVELOPING AFTER MIDNIGHT. LOW PLUS 2. MONDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. HIGH 15. UV INDEX 7 OR HIGH. MONDAY NIGHT..INCREASING CLOUDINESS. WIND BECOMING SOUTH 20 KM/H BEFORE MORNING. LOW 8. HALTON HILLS - MILTON. TONIGHT..CLEAR. FOG PATCHES DEVELOPING AFTER MIDNIGHT. LOW PLUS 2. MONDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. WIND BECOMING EAST 20 KM/H LATE IN THE MORNING. HIGH 15. UV INDEX 7 OR HIGH. MONDAY NIGHT..INCREASING CLOUDINESS. WIND EAST 20 KM/H BECOMING SOUTH 20 AFTER MIDNIGHT. LOW 8. MISSISSAUGA - BRAMPTON. TONIGHT..CLEAR. FOG PATCHES DEVELOPING AFTER MIDNIGHT. LOW PLUS 2. MONDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. WIND BECOMING EAST 30 KM/H IN THE AFTERNOON. HIGH 15. UV INDEX 7 OR HIGH. MONDAY NIGHT..INCREASING CLOUDINESS. WIND SOUTHEAST 30 KM/H BECOMING LIGHT NEAR MIDNIGHT. WIND BECOMING SOUTH 20 GUSTING TO 40 BEFORE MORNING. LOW 8. CALEDON. TONIGHT..CLEAR. LOW PLUS 1. MONDAY..SUNNY. WIND BECOMING SOUTHEAST 20 KM/H GUSTING TO 40 IN THE MORNING. HIGH 17. UV INDEX 7 OR HIGH. MONDAY NIGHT..INCREASING CLOUDINESS EARLY IN THE EVENING. WIND SOUTH 30 KM/H GUSTING TO 50. LOW 9. VAUGHAN - RICHMOND HILL - MARKHAM. TONIGHT..CLEAR. FOG PATCHES DEVELOPING AFTER MIDNIGHT. LOW PLUS 2. MONDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. WIND BECOMING EAST 30 KM/H GUSTING TO 50 LATE IN THE MORNING. HIGH 15. UV INDEX 7 OR HIGH. MONDAY NIGHT..CLEAR. INCREASING CLOUDINESS NEAR MIDNIGHT. WIND EAST 30 KM/H GUSTING TO 50 BECOMING LIGHT AFTER MIDNIGHT. WIND BECOMING SOUTH 20 GUSTING TO 40 BEFORE MORNING. LOW 8. NEWMARKET - GEORGINA - NORTHERN YORK REGION. TONIGHT..CLEAR. LOW PLUS 1. MONDAY..SUNNY. WIND BECOMING SOUTHEAST 20 KM/H GUSTING TO 40 IN THE MORNING. HIGH 17. UV INDEX 7 OR HIGH. MONDAY NIGHT..INCREASING CLOUDINESS NEAR MIDNIGHT. WIND SOUTHEAST 30 KM/H GUSTING TO 50. LOW 9. PICKERING - OSHAWA - SOUTHERN DURHAM REGION. TONIGHT..CLEAR. FOG PATCHES DEVELOPING AFTER MIDNIGHT. LOW PLUS 2. MONDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. WIND BECOMING EAST 30 KM/H GUSTING TO 50 IN THE AFTERNOON. HIGH 15. UV INDEX 7 OR HIGH. MONDAY NIGHT..CLEAR. INCREASING CLOUDINESS AFTER MIDNIGHT. WIND EAST 30 KM/H GUSTING TO 50 BECOMING LIGHT AFTER MIDNIGHT. LOW 8. UXBRIDGE - BEAVERTON - NORTHERN DURHAM REGION. TONIGHT..CLEAR. LOW PLUS 1. MONDAY..SUNNY. WIND BECOMING SOUTHEAST 30 KM/H GUSTING TO 50 IN THE MORNING. HIGH 17. UV INDEX 7 OR HIGH. MONDAY NIGHT..INCREASING CLOUDINESS. WIND SOUTHEAST 30 KM/H GUSTING TO 50. LOW 9. GODERICH - BLUEWATER - SOUTHERN HURON COUNTY. TONIGHT..CLEAR. WIND BECOMING EAST 20 KM/H AFTER MIDNIGHT. LOW PLUS 5. MONDAY..SUNNY. WIND SOUTHEAST 20 KM/H INCREASING TO 40 GUSTING TO 60 LATE IN THE AFTERNOON. HIGH 17. UV INDEX 7 OR HIGH. MONDAY NIGHT..A FEW CLOUDS. INCREASING CLOUDINESS LATE IN THE EVENING THEN SHOWERS BEGINNING AFTER MIDNIGHT. RISK OF A THUNDERSTORM OVERNIGHT. WIND SOUTHEAST 40 KM/H GUSTING TO 60. LOW 12. WINGHAM - BLYTH - NORTHERN HURON COUNTY. TONIGHT..CLEAR. WIND BECOMING SOUTHEAST 20 KM/H BEFORE MORNING. LOW PLUS 5. MONDAY..SUNNY. INCREASING CLOUDINESS LATE IN THE AFTERNOON. WIND SOUTHEAST 20 KM/H GUSTING TO 50 INCREASING TO 40 GUSTING TO 60 LATE IN THE AFTERNOON. HIGH 17. UV INDEX 7 OR HIGH. MONDAY NIGHT..PARTLY CLOUDY. BECOMING CLOUDY NEAR MIDNIGHT WITH SHOWERS. RISK OF A THUNDERSTORM OVERNIGHT. WIND SOUTHEAST 40 KM/H GUSTING TO 60. LOW 12. STRATFORD - MITCHELL - SOUTHERN PERTH COUNTY. TONIGHT..CLEAR. LOW PLUS 5. MONDAY..SUNNY. INCREASING CLOUDINESS LATE IN THE AFTERNOON. WIND BECOMING SOUTHEAST 20 KM/H GUSTING TO 50 IN THE MORNING THEN INCREASING TO 40 GUSTING TO 60 LATE IN THE AFTERNOON. HIGH 17. UV INDEX 7 OR HIGH. MONDAY NIGHT..MAINLY CLOUDY. SHOWERS BEGINNING AFTER MIDNIGHT. RISK OF A THUNDERSTORM OVERNIGHT. WIND SOUTHEAST 40 KM/H GUSTING TO 60. LOW 12. LISTOWEL - MILVERTON - NORTHERN PERTH COUNTY. TONIGHT..CLEAR. WIND BECOMING SOUTHEAST 20 KM/H BEFORE MORNING. LOW PLUS 5. MONDAY..SUNNY. INCREASING CLOUDINESS LATE IN THE AFTERNOON. WIND SOUTHEAST 20 KM/H GUSTING TO 50 INCREASING TO 40 GUSTING TO 60 LATE IN THE AFTERNOON. HIGH 17. UV INDEX 7 OR HIGH. MONDAY NIGHT..PARTLY CLOUDY. BECOMING CLOUDY NEAR MIDNIGHT WITH SHOWERS. RISK OF A THUNDERSTORM OVERNIGHT. WIND SOUTHEAST 40 KM/H GUSTING TO 60. LOW 12. KITCHENER - CAMBRIDGE - REGION OF WATERLOO. TONIGHT..CLEAR. LOW PLUS 3. MONDAY..SUNNY. WIND BECOMING SOUTHEAST 20 KM/H GUSTING TO 40 IN THE MORNING. HIGH 16. UV INDEX 7 OR HIGH. MONDAY NIGHT..PARTLY CLOUDY. BECOMING CLOUDY NEAR MIDNIGHT. SHOWERS BEGINNING OVERNIGHT. RISK OF A THUNDERSTORM OVERNIGHT. WIND SOUTHEAST 20 KM/H GUSTING TO 40 INCREASING TO 40 GUSTING TO 60 AFTER MIDNIGHT. LOW 8. GUELPH - ERIN - SOUTHERN WELLINGTON COUNTY. TONIGHT..CLEAR. LOW PLUS 3. MONDAY..SUNNY. WIND BECOMING SOUTHEAST 20 KM/H GUSTING TO 40 LATE IN THE MORNING. HIGH 16. UV INDEX 7 OR HIGH. MONDAY NIGHT..PARTLY CLOUDY. BECOMING CLOUDY NEAR MIDNIGHT. SHOWERS BEGINNING OVERNIGHT. RISK OF A THUNDERSTORM OVERNIGHT. WIND SOUTHEAST 20 KM/H GUSTING TO 40 BECOMING SOUTH 40 GUSTING TO 60 AFTER MIDNIGHT. LOW 8. MOUNT FOREST - ARTHUR - NORTHERN WELLINGTON COUNTY. TONIGHT..CLEAR. LOW PLUS 3. MONDAY..SUNNY. INCREASING CLOUDINESS LATE IN THE AFTERNOON. WIND BECOMING SOUTHEAST 40 KM/H GUSTING TO 60 IN THE MORNING. HIGH 16. UV INDEX 7 OR HIGH. MONDAY NIGHT..PARTLY CLOUDY. BECOMING CLOUDY NEAR MIDNIGHT. SHOWERS BEGINNING OVERNIGHT. RISK OF A THUNDERSTORM OVERNIGHT. WIND SOUTHEAST 40 KM/H GUSTING TO 60. LOW 8. ORANGEVILLE - GRAND VALLEY - SOUTHERN DUFFERIN COUNTY. TONIGHT..CLEAR. LOW PLUS 3. MONDAY..SUNNY. WIND BECOMING SOUTHEAST 30 KM/H GUSTING TO 50 IN THE MORNING. HIGH 16. UV INDEX 7 OR HIGH. MONDAY NIGHT..INCREASING CLOUDINESS. SHOWERS BEGINNING OVERNIGHT. RISK OF A THUNDERSTORM OVERNIGHT. WIND SOUTH 30 KM/H GUSTING TO 60. LOW 8. SHELBURNE - MANSFIELD - NORTHERN DUFFERIN COUNTY. TONIGHT..CLEAR. LOW PLUS 3. MONDAY..SUNNY. WIND BECOMING SOUTHEAST 30 KM/H GUSTING TO 50 IN THE MORNING. HIGH 16. UV INDEX 7 OR HIGH. MONDAY NIGHT..PARTLY CLOUDY. BECOMING CLOUDY NEAR MIDNIGHT. SHOWERS BEGINNING OVERNIGHT. RISK OF A THUNDERSTORM OVERNIGHT. WIND SOUTHEAST 40 KM/H GUSTING TO 60 BECOMING SOUTH 20 GUSTING TO 50 NEAR MIDNIGHT THEN INCREASING TO 40 GUSTING TO 60 BEFORE MORNING. LOW 8. INNISFIL - NEW TECUMSETH - ANGUS. TONIGHT..CLEAR. LOW PLUS 1. MONDAY..SUNNY. WIND BECOMING SOUTHEAST 30 KM/H GUSTING TO 50 IN THE MORNING. HIGH 17. UV INDEX 7 OR HIGH. MONDAY NIGHT..PARTLY CLOUDY. BECOMING CLOUDY AFTER MIDNIGHT. WIND SOUTH 40 KM/H GUSTING TO 60. LOW 9. SAUGEEN SHORES - KINCARDINE - SOUTHERN BRUCE COUNTY. TONIGHT..CLEAR. LOW PLUS 5. MONDAY..SUNNY. INCREASING CLOUDINESS LATE IN THE AFTERNOON. WIND BECOMING SOUTHEAST 40 KM/H GUSTING TO 60 IN THE MORNING. HIGH 17. UV INDEX 7 OR HIGH. MONDAY NIGHT..PARTLY CLOUDY. BECOMING CLOUDY NEAR MIDNIGHT WITH SHOWERS. RISK OF A THUNDERSTORM OVERNIGHT. WIND SOUTHEAST 50 KM/H GUSTING TO 70. LOW 12. BRUCE PENINSULA - SAUBLE BEACH - TOBERMORY. TONIGHT..PARTLY CLOUDY. BECOMING CLEAR THIS EVENING. LOW PLUS 3. MONDAY..SUNNY. INCREASING CLOUDINESS LATE IN THE AFTERNOON. WIND BECOMING SOUTHEAST 30 KM/H GUSTING TO 50 IN THE MORNING. HIGH 13. UV INDEX 6 OR HIGH. MONDAY NIGHT..MAINLY CLOUDY. SHOWERS BEGINNING OVERNIGHT. RISK OF A THUNDERSTORM OVERNIGHT. WIND SOUTHEAST 40 KM/H GUSTING TO 60. LOW 9. HANOVER - DUNDALK - SOUTHERN GREY COUNTY. TONIGHT..CLEAR. LOW PLUS 3. MONDAY..SUNNY. WIND BECOMING SOUTHEAST 30 KM/H GUSTING TO 50 IN THE MORNING. HIGH 16. UV INDEX 7 OR HIGH. MONDAY NIGHT..PARTLY CLOUDY. BECOMING CLOUDY AFTER MIDNIGHT WITH SHOWERS. RISK OF A THUNDERSTORM OVERNIGHT. WIND SOUTH 40 KM/H GUSTING TO 60. LOW 8. OWEN SOUND - BLUE MOUNTAINS - NORTHERN GREY COUNTY. TONIGHT..CLEAR. LOW PLUS 3. MONDAY..SUNNY. INCREASING CLOUDINESS LATE IN THE AFTERNOON. WIND BECOMING SOUTHEAST 20 KM/H GUSTING TO 40 IN THE MORNING. HIGH 16. UV INDEX 7 OR HIGH. MONDAY NIGHT..MAINLY CLOUDY. SHOWERS BEGINNING OVERNIGHT. RISK OF A THUNDERSTORM OVERNIGHT. WIND SOUTH 40 KM/H GUSTING TO 60. LOW 8. BARRIE - COLLINGWOOD - HILLSDALE. TONIGHT..CLEAR. LOW PLUS 1. MONDAY..SUNNY. WIND BECOMING SOUTHEAST 20 KM/H GUSTING TO 40 IN THE MORNING. HIGH 18. UV INDEX 7 OR HIGH. MONDAY NIGHT..A FEW CLOUDS. INCREASING CLOUDINESS AFTER MIDNIGHT. WIND SOUTH 30 KM/H GUSTING TO 50. LOW 9. MIDLAND - COLDWATER - ORR LAKE. TONIGHT..CLEAR. LOW PLUS 1. MONDAY..SUNNY. WIND BECOMING SOUTHEAST 30 KM/H GUSTING TO 50 IN THE MORNING. HIGH 18. UV INDEX 7 OR HIGH. MONDAY NIGHT..PARTLY CLOUDY. BECOMING CLOUDY AFTER MIDNIGHT. WIND SOUTH 40 KM/H GUSTING TO 60. LOW 9. ORILLIA - LAGOON CITY - WASHAGO. TONIGHT..CLEAR. LOW PLUS 1. MONDAY..SUNNY. WIND BECOMING SOUTHEAST 20 KM/H LATE IN THE MORNING. HIGH 18. UV INDEX 7 OR HIGH. MONDAY NIGHT..INCREASING CLOUDINESS. WIND SOUTHEAST 30 KM/H. LOW 9. COBOURG - COLBORNE - WESTERN NORTHUMBERLAND COUNTY. TONIGHT..CLEAR. FOG PATCHES DEVELOPING AFTER MIDNIGHT. LOW PLUS 2. MONDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. WIND BECOMING SOUTHEAST 20 KM/H IN THE AFTERNOON. HIGH 16. UV INDEX 7 OR HIGH. MONDAY NIGHT..CLEAR. WIND BECOMING SOUTHEAST 30 KM/H GUSTING TO 50 IN THE EVENING. LOW 8. BELLEVILLE - QUINTE WEST - EASTERN NORTHUMBERLAND COUNTY. TONIGHT..CLEAR. FOG PATCHES DEVELOPING AFTER MIDNIGHT. LOW PLUS 2. MONDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. WIND BECOMING SOUTHEAST 20 KM/H IN THE AFTERNOON. HIGH 16. UV INDEX 7 OR HIGH. MONDAY NIGHT..CLEAR. WIND BECOMING SOUTHEAST 30 KM/H GUSTING TO 50 IN THE EVENING. LOW 8. PICTON - SANDBANKS PARK. TONIGHT..CLEAR. FOG PATCHES DEVELOPING AFTER MIDNIGHT. LOW PLUS 2. MONDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. WIND BECOMING SOUTHEAST 20 KM/H IN THE AFTERNOON. HIGH 16. UV INDEX 7 OR HIGH. MONDAY NIGHT..CLEAR. WIND BECOMING SOUTHEAST 30 KM/H GUSTING TO 50 IN THE EVENING. LOW 8. NAPANEE - CONSECON. TONIGHT..CLEAR. FOG PATCHES DEVELOPING AFTER MIDNIGHT. LOW PLUS 2. MONDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. WIND BECOMING SOUTHEAST 20 KM/H IN THE AFTERNOON. HIGH 16. UV INDEX 7 OR HIGH. MONDAY NIGHT..CLEAR. WIND BECOMING SOUTHEAST 30 KM/H GUSTING TO 50 IN THE EVENING. LOW 8. KINGSTON - ODESSA - FRONTENAC ISLANDS. TONIGHT..CLEAR. FOG PATCHES DEVELOPING AFTER MIDNIGHT. LOW PLUS 2. MONDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. HIGH 16. UV INDEX 7 OR HIGH. MONDAY NIGHT..CLEAR. WIND BECOMING SOUTH 30 KM/H GUSTING TO 50 NEAR MIDNIGHT. LOW 8. LINDSAY - SOUTHERN KAWARTHA LAKES. TONIGHT..CLEAR. LOW PLUS 1. MONDAY..SUNNY. WIND BECOMING SOUTHEAST 20 KM/H IN THE MORNING. HIGH 17. UV INDEX 7 OR HIGH. MONDAY NIGHT..CLEAR. INCREASING CLOUDINESS AFTER MIDNIGHT. WIND SOUTHEAST 20 KM/H GUSTING TO 40. LOW 9. FENELON FALLS - BALSAM LAKE PARK - NORTHERN KAWARTHA LAKES. TONIGHT..CLEAR. LOW ZERO. MONDAY..SUNNY. WIND BECOMING SOUTHEAST 30 KM/H IN THE MORNING. HIGH 18. UV INDEX 7 OR HIGH. MONDAY NIGHT..CLEAR. INCREASING CLOUDINESS AFTER MIDNIGHT. WIND SOUTHEAST 20 KM/H GUSTING TO 40. LOW 8. PETERBOROUGH CITY - LAKEFIELD - SOUTHERN PETERBOROUGH COUNTY. TONIGHT..CLEAR. LOW PLUS 1. MONDAY..SUNNY. WIND BECOMING SOUTHEAST 20 KM/H IN THE MORNING. HIGH 17. UV INDEX 7 OR HIGH. MONDAY NIGHT..CLEAR. INCREASING CLOUDINESS BEFORE MORNING. WIND SOUTHEAST 20 KM/H GUSTING TO 40. LOW 9. APSLEY - WOODVIEW - NORTHERN PETERBOROUGH COUNTY. TONIGHT..CLEAR. LOW ZERO. MONDAY..SUNNY. WIND BECOMING SOUTHEAST 20 KM/H IN THE MORNING. HIGH 18. UV INDEX 7 OR HIGH. MONDAY NIGHT..A FEW CLOUDS. INCREASING CLOUDINESS BEFORE MORNING. WIND SOUTHEAST 30 KM/H GUSTING TO 60. LOW 8. STIRLING - TWEED - MADOC. TONIGHT..CLEAR. LOW PLUS 1. MONDAY..SUNNY. WIND SOUTHEAST 20 KM/H. HIGH 18. UV INDEX 7 OR HIGH. MONDAY NIGHT..CLEAR. WIND SOUTHEAST 20 KM/H BECOMING LIGHT IN THE EVENING. WIND BECOMING SOUTHEAST 30 GUSTING TO 60 AFTER MIDNIGHT. LOW 7. TAMWORTH - SYDENHAM - SOUTH FRONTENAC. TONIGHT..CLEAR. LOW PLUS 1. MONDAY..SUNNY. HIGH 18. UV INDEX 7 OR HIGH. MONDAY NIGHT..CLEAR. WIND BECOMING SOUTH 20 KM/H GUSTING TO 40 AFTER MIDNIGHT THEN INCREASING TO 40 GUSTING TO 60. LOW 7. KALADAR - BANNOCKBURN - BON ECHO PARK. TONIGHT..CLEAR. LOW PLUS 1. MONDAY..SUNNY. WIND BECOMING SOUTHEAST 20 KM/H IN THE AFTERNOON. HIGH 18. UV INDEX 7 OR HIGH. MONDAY NIGHT..CLEAR. WIND SOUTHEAST 20 KM/H BECOMING LIGHT IN THE EVENING. WIND BECOMING SOUTH 30 GUSTING TO 60 AFTER MIDNIGHT. LOW 7. BANCROFT - HASTINGS HIGHLANDS - DENBIGH. TONIGHT..CLEAR. LOW ZERO. MONDAY..SUNNY. WIND BECOMING SOUTHEAST 20 KM/H IN THE MORNING. HIGH 18. UV INDEX 7 OR HIGH. MONDAY NIGHT..CLEAR. BECOMING PARTLY CLOUDY AFTER MIDNIGHT. WIND SOUTHEAST 20 KM/H BECOMING LIGHT IN THE EVENING. WIND BECOMING SOUTH 30 GUSTING TO 60 NEAR MIDNIGHT. LOW 7. GANANOQUE - MALLORYTOWN. TONIGHT..CLEAR. LOW PLUS 1. MONDAY..SUNNY. HIGH 18. UV INDEX 7 OR HIGH. MONDAY NIGHT..CLEAR. WIND BECOMING SOUTH 30 KM/H GUSTING TO 50 BEFORE MORNING. LOW 9. BROCKVILLE - PRESCOTT. TONIGHT..CLEAR. LOW PLUS 2. MONDAY..SUNNY. HIGH 20. UV INDEX 7 OR HIGH. MONDAY NIGHT..CLEAR. FOG PATCHES DEVELOPING NEAR MIDNIGHT. WIND BECOMING SOUTH 20 KM/H BEFORE MORNING. LOW 9. WESTPORT - CHARLESTON LAKE. TONIGHT..CLEAR. LOW PLUS 1. MONDAY..SUNNY. HIGH 18. UV INDEX 7 OR HIGH. MONDAY NIGHT..CLEAR. WIND BECOMING SOUTH 30 KM/H GUSTING TO 60 BEFORE MORNING. LOW 9. MERRICKVILLE-WOLFORD - KEMPTVILLE. TONIGHT..CLEAR. LOW PLUS 2. MONDAY..SUNNY. HIGH 20. UV INDEX 7 OR HIGH. MONDAY NIGHT..CLEAR. FOG PATCHES DEVELOPING NEAR MIDNIGHT. WIND BECOMING SOUTH 20 KM/H GUSTING TO 40 BEFORE MORNING. LOW 9. OTTAWA NORTH - KANATA - ORLEANS. TONIGHT..CLEAR. LOW PLUS 2. MONDAY..SUNNY. HIGH 20. UV INDEX 7 OR HIGH. MONDAY NIGHT..CLEAR. FOG PATCHES DEVELOPING NEAR MIDNIGHT. WIND BECOMING SOUTH 20 KM/H GUSTING TO 40 BEFORE MORNING. LOW 9. OTTAWA SOUTH - RICHMOND - METCALFE. TONIGHT..CLEAR. LOW PLUS 2. MONDAY..SUNNY. HIGH 20. UV INDEX 7 OR HIGH. MONDAY NIGHT..CLEAR. FOG PATCHES DEVELOPING NEAR MIDNIGHT. WIND BECOMING SOUTH 20 KM/H GUSTING TO 40 BEFORE MORNING. LOW 9. GATINEAU. TONIGHT..CLEARING EARLY THIS EVENING. LOW PLUS 2. MONDAY..SUNNY. HIGH 20. UV INDEX 6 OR HIGH. MONDAY NIGHT..CLEAR. FOG PATCHES DEVELOPING NEAR MIDNIGHT. LOW 9. PRESCOTT AND RUSSELL. TONIGHT..CLEAR. LOW PLUS 2. MONDAY..SUNNY. HIGH 20. UV INDEX 7 OR HIGH. MONDAY NIGHT..CLEAR. FOG PATCHES DEVELOPING NEAR MIDNIGHT. WIND BECOMING SOUTH 20 KM/H GUSTING TO 40 BEFORE MORNING. LOW 9. MORRISBURG - LONG SAULT. TONIGHT..CLEAR. LOW PLUS 2. MONDAY..SUNNY. HIGH 20. UV INDEX 7 OR HIGH. MONDAY NIGHT..CLEAR. FOG PATCHES DEVELOPING NEAR MIDNIGHT. LOW 9. CORNWALL - LANCASTER. TONIGHT..CLEAR. LOW PLUS 2. MONDAY..SUNNY. HIGH 20. UV INDEX 7 OR HIGH. MONDAY NIGHT..CLEAR. FOG PATCHES DEVELOPING NEAR MIDNIGHT. LOW 9. WINCHESTER - NEWINGTON. TONIGHT..CLEAR. LOW PLUS 2. MONDAY..SUNNY. HIGH 20. UV INDEX 7 OR HIGH. MONDAY NIGHT..CLEAR. FOG PATCHES DEVELOPING NEAR MIDNIGHT. WIND BECOMING SOUTH 20 KM/H GUSTING TO 40 BEFORE MORNING. LOW 9. MAXVILLE - ALEXANDRIA. TONIGHT..PARTLY CLOUDY. BECOMING CLEAR THIS EVENING. LOW PLUS 2. MONDAY..SUNNY. HIGH 20. UV INDEX 7 OR HIGH. MONDAY NIGHT..CLEAR. FOG PATCHES DEVELOPING NEAR MIDNIGHT. LOW 9. PLEVNA - SHARBOT LAKE - WESTERN LANARK COUNTY. TONIGHT..CLEAR. LOW PLUS 1. MONDAY..SUNNY. WIND BECOMING SOUTH 20 KM/H LATE IN THE AFTERNOON. HIGH 18. UV INDEX 7 OR HIGH. MONDAY NIGHT..CLEAR. WIND SOUTH 20 KM/H BECOMING LIGHT IN THE EVENING. WIND BECOMING SOUTH 30 GUSTING TO 60 AFTER MIDNIGHT. LOW 7. SMITHS FALLS - PERTH - EASTERN LANARK COUNTY. TONIGHT..CLEAR. LOW PLUS 1. MONDAY..SUNNY. HIGH 18. UV INDEX 7 OR HIGH. MONDAY NIGHT..CLEAR. WIND BECOMING SOUTH 30 KM/H GUSTING TO 50 BEFORE MORNING. LOW 9. PORT CARLING - PORT SEVERN. TONIGHT..CLEAR. LOW PLUS 1. MONDAY..SUNNY. WIND BECOMING SOUTHEAST 30 KM/H LATE IN THE MORNING. HIGH 18. UV INDEX 6 OR HIGH. MONDAY NIGHT..INCREASING CLOUDINESS NEAR MIDNIGHT. WIND SOUTHEAST 30 KM/H GUSTING TO 50. LOW 9. BRACEBRIDGE - GRAVENHURST. TONIGHT..CLEAR. LOW PLUS 1. MONDAY..SUNNY. WIND BECOMING SOUTHEAST 20 KM/H GUSTING TO 40 IN THE MORNING. HIGH 18. UV INDEX 6 OR HIGH. MONDAY NIGHT..INCREASING CLOUDINESS. WIND SOUTHEAST 20 KM/H GUSTING TO 40 INCREASING TO 40 GUSTING TO 60 NEAR MIDNIGHT. LOW 9. TOWN OF PARRY SOUND - ROSSEAU - KILLBEAR PARK. TONIGHT..CLEAR. LOW PLUS 1. MONDAY..SUNNY. WIND BECOMING SOUTHEAST 30 KM/H GUSTING TO 50 IN THE MORNING. HIGH 18. UV INDEX 6 OR HIGH. MONDAY NIGHT..PARTLY CLOUDY. BECOMING CLOUDY AFTER MIDNIGHT. WIND SOUTHEAST 40 KM/H GUSTING TO 60. LOW 9. HUNTSVILLE - BAYSVILLE. TONIGHT..CLEAR. LOW PLUS 1. MONDAY..SUNNY. WIND BECOMING SOUTHEAST 20 KM/H GUSTING TO 40 IN THE MORNING. HIGH 18. UV INDEX 6 OR HIGH. MONDAY NIGHT..CLEAR. INCREASING CLOUDINESS AFTER MIDNIGHT. WIND SOUTH 30 KM/H GUSTING TO 60. LOW 9. HALIBURTON - MINDEN - SOUTHERN HALIBURTON COUNTY. TONIGHT..CLEAR. LOW ZERO. MONDAY..SUNNY. WIND BECOMING SOUTHEAST 20 KM/H GUSTING TO 40 IN THE MORNING. HIGH 18. UV INDEX 6 OR HIGH. MONDAY NIGHT..CLEAR. BECOMING PARTLY CLOUDY NEAR MIDNIGHT. WIND SOUTH 30 KM/H GUSTING TO 60. LOW 8. OXTONGUE LAKE - FORT IRWIN - NORTHERN HALIBURTON COUNTY. TONIGHT..CLEAR. LOW ZERO. MONDAY..SUNNY. WIND BECOMING SOUTHEAST 20 KM/H IN THE MORNING. HIGH 18. UV INDEX 6 OR HIGH. MONDAY NIGHT..CLEAR. BECOMING PARTLY CLOUDY NEAR MIDNIGHT. WIND SOUTH 30 KM/H GUSTING TO 60. LOW 7. BARRY'S BAY - KILLALOE. TONIGHT..CLEAR. LOW ZERO. MONDAY..SUNNY. WIND BECOMING SOUTHEAST 20 KM/H IN THE MORNING. HIGH 18. UV INDEX 7 OR HIGH. MONDAY NIGHT..CLEAR. WIND SOUTH 20 KM/H GUSTING TO 40 INCREASING TO 40 GUSTING TO 60 BEFORE MORNING. LOW 7. RENFREW - ARNPRIOR - CALABOGIE. TONIGHT..CLEAR. LOW ZERO. MONDAY..SUNNY. WIND BECOMING SOUTHEAST 20 KM/H LATE IN THE MORNING. HIGH 18. UV INDEX 7 OR HIGH. MONDAY NIGHT..CLEAR. WIND SOUTH 20 KM/H BECOMING LIGHT IN THE EVENING. WIND BECOMING SOUTH 30 GUSTING TO 70 AFTER MIDNIGHT. LOW 7. PETAWAWA - PEMBROKE - COBDEN. TONIGHT..CLEAR. LOW ZERO. MONDAY..SUNNY. WIND BECOMING SOUTHEAST 20 KM/H IN THE AFTERNOON. HIGH 18. UV INDEX 7 OR HIGH. MONDAY NIGHT..CLEAR. WIND SOUTHEAST 20 KM/H. LOW 7. WESTERN ALGONQUIN PARK - LAKE OF TWO RIVERS. TONIGHT..CLEAR. LOW ZERO. MONDAY..SUNNY. WIND BECOMING SOUTHEAST 20 KM/H LATE IN THE AFTERNOON. HIGH 18. UV INDEX 6 OR HIGH. MONDAY NIGHT..CLEAR. BECOMING PARTLY CLOUDY NEAR MIDNIGHT. WIND SOUTHEAST 20 KM/H BECOMING SOUTH 40 GUSTING TO 60 BEFORE MORNING. LOW 7. DEEP RIVER - WHITNEY - EASTERN ALGONQUIN PARK. TONIGHT..CLEAR. LOW ZERO. MONDAY..SUNNY. WIND BECOMING SOUTHEAST 20 KM/H IN THE MORNING. HIGH 18. UV INDEX 6 OR HIGH. MONDAY NIGHT..CLEAR. BECOMING PARTLY CLOUDY NEAR MIDNIGHT. WIND SOUTHEAST 20 KM/H BECOMING LIGHT IN THE EVENING. WIND BECOMING SOUTH 30 GUSTING TO 60 AFTER MIDNIGHT. LOW 7. BAYFIELD INLET - DUNCHURCH. TONIGHT..CLEAR. LOW PLUS 1. MONDAY..SUNNY. WIND BECOMING SOUTHEAST 20 KM/H GUSTING TO 40 IN THE MORNING. HIGH 18. UV INDEX 6 OR HIGH. MONDAY NIGHT..PARTLY CLOUDY. WIND SOUTH 30 KM/H GUSTING TO 60. LOW 9. SOUTH RIVER - BURK'S FALLS. TONIGHT..CLEAR. LOW PLUS 1. MONDAY..SUNNY. WIND BECOMING SOUTHEAST 20 KM/H GUSTING TO 40 IN THE MORNING. HIGH 18. UV INDEX 6 OR HIGH. MONDAY NIGHT..PARTLY CLOUDY. WIND SOUTH 30 KM/H GUSTING TO 60. LOW 9. END