753
FPCN11 CWTO 071405 AAB
UPDATED FORECASTS FOR SOUTHERN ONTARIO AND THE NATIONAL CAPITAL
REGION ISSUED BY ENVIRONMENT CANADA AT 10:04 A.M. EDT SUNDAY 7 JUNE
2026 FOR TODAY AND MONDAY.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 11:00 A.M. EDT.
CITY OF TORONTO.
TODAY..MAINLY SUNNY. WIND NORTHWEST 20 KM/H GUSTING TO 40 BECOMING
LIGHT THIS AFTERNOON. HIGH 27. HUMIDEX 30. UV INDEX 8 OR VERY HIGH.
TONIGHT..CLEAR. LOW 15.
MONDAY..SUNNY. HIGH 25. HUMIDEX 27. UV INDEX 9 OR VERY HIGH.
WINDSOR - LEAMINGTON - ESSEX COUNTY.
TODAY..MAINLY SUNNY. HIGH 28. HUMIDEX 31. UV INDEX 9 OR VERY HIGH.
TONIGHT..CLEAR. LOW 15.
MONDAY..SUNNY. WIND BECOMING EAST 20 KM/H LATE IN THE MORNING.
HIGH 30. HUMIDEX 33. UV INDEX 9 OR VERY HIGH.
CHATHAM-KENT - RONDEAU PARK.
TODAY..MAINLY SUNNY. HIGH 28. HUMIDEX 31. UV INDEX 9 OR VERY HIGH.
TONIGHT..CLEAR. WIND BECOMING EAST 30 KM/H BEFORE MORNING. LOW 15.
MONDAY..SUNNY. WIND BECOMING EAST 20 KM/H LATE IN THE MORNING.
HIGH 29. HUMIDEX 32. UV INDEX 9 OR VERY HIGH.
SARNIA - PETROLIA - WESTERN LAMBTON COUNTY.
TODAY..MAINLY SUNNY. HIGH 25 EXCEPT 18 NEAR LAKE HURON. HUMIDEX 28.
UV INDEX 9 OR VERY HIGH.
TONIGHT..CLEAR. LOW 12.
MONDAY..SUNNY. WIND BECOMING SOUTHEAST 20 KM/H IN THE AFTERNOON.
HIGH 29. HUMIDEX 32. UV INDEX 9 OR VERY HIGH.
WATFORD - PINERY PARK - EASTERN LAMBTON COUNTY.
TODAY..MAINLY SUNNY. HIGH 25 EXCEPT 18 NEAR LAKE HURON. HUMIDEX 28.
UV INDEX 8 OR VERY HIGH.
TONIGHT..CLEAR. LOW 13.
MONDAY..SUNNY. WIND BECOMING SOUTHEAST 20 KM/H IN THE AFTERNOON.
HIGH 29. HUMIDEX 31. UV INDEX 9 OR VERY HIGH.
RODNEY - SHEDDEN - WESTERN ELGIN COUNTY.
TODAY..MAINLY SUNNY. WIND NORTHWEST 20 KM/H BECOMING LIGHT THIS
AFTERNOON. HIGH 28. HUMIDEX 32. UV INDEX 9 OR VERY HIGH.
TONIGHT..CLEAR. LOW 15.
MONDAY..SUNNY. WIND BECOMING SOUTHEAST 20 KM/H LATE IN THE MORNING.
HIGH 29. HUMIDEX 31. UV INDEX 9 OR VERY HIGH.
ST. THOMAS - AYLMER - EASTERN ELGIN COUNTY.
TODAY..MAINLY SUNNY. WIND NORTHWEST 20 KM/H BECOMING LIGHT THIS
AFTERNOON. HIGH 28. HUMIDEX 32. UV INDEX 9 OR VERY HIGH.
TONIGHT..CLEAR. LOW 14.
MONDAY..SUNNY. WIND BECOMING SOUTHEAST 20 KM/H LATE IN THE MORNING.
HIGH 28. HUMIDEX 30. UV INDEX 9 OR VERY HIGH.
STRATHROY - KOMOKA - WESTERN MIDDLESEX COUNTY.
TODAY..MAINLY SUNNY. WIND BECOMING NORTH 20 KM/H THIS AFTERNOON.
HIGH 26. HUMIDEX 29. UV INDEX 9 OR VERY HIGH.
TONIGHT..CLEAR. WIND BECOMING EAST 20 KM/H BEFORE MORNING. LOW 14.
MONDAY..SUNNY. WIND BECOMING SOUTHEAST 20 KM/H LATE IN THE MORNING.
HIGH 29. HUMIDEX 31. UV INDEX 9 OR VERY HIGH.
LONDON - PARKHILL - EASTERN MIDDLESEX COUNTY.
TODAY..MAINLY SUNNY. WIND NORTHWEST 20 KM/H BECOMING LIGHT THIS
AFTERNOON. HIGH 27. HUMIDEX 30. UV INDEX 9 OR VERY HIGH.
TONIGHT..CLEAR. WIND BECOMING EAST 20 KM/H BEFORE MORNING. LOW 13.
MONDAY..SUNNY. WIND BECOMING SOUTHEAST 20 KM/H LATE IN THE MORNING.
HIGH 29. HUMIDEX 31. UV INDEX 9 OR VERY HIGH.
SIMCOE - DELHI - NORFOLK.
TODAY..MAINLY SUNNY. WIND NORTHWEST 20 KM/H BECOMING LIGHT LATE THIS
MORNING. HIGH 28. HUMIDEX 31. UV INDEX 9 OR VERY HIGH.
TONIGHT..CLEAR. WIND BECOMING EAST 20 KM/H BEFORE MORNING. LOW 13.
MONDAY..SUNNY. WIND BECOMING SOUTHEAST 20 KM/H LATE IN THE MORNING.
HIGH 29. HUMIDEX 31. UV INDEX 9 OR VERY HIGH.
DUNNVILLE - CALEDONIA - HALDIMAND.
TODAY..MAINLY SUNNY. HIGH 28. HUMIDEX 31. UV INDEX 9 OR VERY HIGH.
TONIGHT..CLEAR. LOW 13.
MONDAY..SUNNY. HIGH 28. HUMIDEX 30. UV INDEX 9 OR VERY HIGH.
WOODSTOCK - TILLSONBURG - OXFORD COUNTY.
TODAY..MAINLY SUNNY. WIND NORTHWEST 20 KM/H BECOMING LIGHT LATE THIS
MORNING. HIGH 28. HUMIDEX 31. UV INDEX 9 OR VERY HIGH.
TONIGHT..CLEAR. WIND BECOMING EAST 20 KM/H BEFORE MORNING. LOW 12.
MONDAY..SUNNY. WIND BECOMING SOUTHEAST 20 KM/H LATE IN THE MORNING.
HIGH 29. HUMIDEX 31. UV INDEX 9 OR VERY HIGH.
BRANTFORD - COUNTY OF BRANT.
TODAY..MAINLY SUNNY. HIGH 28. HUMIDEX 31. UV INDEX 9 OR VERY HIGH.
TONIGHT..CLEAR. LOW 13.
MONDAY..SUNNY. WIND BECOMING SOUTHEAST 20 KM/H LATE IN THE MORNING.
HIGH 29. HUMIDEX 31. UV INDEX 9 OR VERY HIGH.
NIAGARA FALLS - WELLAND - SOUTHERN NIAGARA REGION.
TODAY..MAINLY SUNNY. WIND NORTH 20 KM/H BECOMING LIGHT THIS
AFTERNOON. HIGH 27. HUMIDEX 32. UV INDEX 8 OR VERY HIGH.
TONIGHT..CLEAR. LOW 15.
MONDAY..SUNNY. HIGH 28. HUMIDEX 31. UV INDEX 9 OR VERY HIGH.
ST. CATHARINES - GRIMSBY - NORTHERN NIAGARA REGION.
TODAY..MAINLY SUNNY. HIGH 27 EXCEPT 18 NEAR LAKE ONTARIO. HUMIDEX 31.
UV INDEX 8 OR VERY HIGH.
TONIGHT..CLEAR. LOW 15.
MONDAY..SUNNY. HIGH 26. HUMIDEX 29. UV INDEX 9 OR VERY HIGH.
CITY OF HAMILTON.
TODAY..MAINLY SUNNY. WIND NORTH 20 KM/H BECOMING LIGHT THIS
AFTERNOON. HIGH 27. HUMIDEX 31. UV INDEX 8 OR VERY HIGH.
TONIGHT..CLEAR. LOW 13.
MONDAY..SUNNY. HIGH 26. HUMIDEX 28. UV INDEX 9 OR VERY HIGH.
BURLINGTON - OAKVILLE.
TODAY..A MIX OF SUN AND CLOUD. WIND NORTH 20 KM/H GUSTING TO 40
BECOMING EAST 20 THEN LIGHT THIS AFTERNOON. HIGH 26. HUMIDEX 30. UV
INDEX 8 OR VERY HIGH.
TONIGHT..CLEAR. LOW 15.
MONDAY..SUNNY. HIGH 25. HUMIDEX 28. UV INDEX 9 OR VERY HIGH.
HALTON HILLS - MILTON.
TODAY..A MIX OF SUN AND CLOUD. WIND NORTH 20 KM/H GUSTING TO 40
BECOMING LIGHT THIS AFTERNOON. HIGH 27. HUMIDEX 31. UV INDEX 8 OR
VERY HIGH.
TONIGHT..CLEAR. LOW 13.
MONDAY..SUNNY. HIGH 25. HUMIDEX 28. UV INDEX 9 OR VERY HIGH.
MISSISSAUGA - BRAMPTON.
TODAY..A MIX OF SUN AND CLOUD. WIND NORTH 20 KM/H GUSTING TO 40
BECOMING LIGHT THIS AFTERNOON. HIGH 27. HUMIDEX 31. UV INDEX 8 OR
VERY HIGH.
TONIGHT..CLEAR. LOW 15.
MONDAY..SUNNY. HIGH 25. HUMIDEX 28. UV INDEX 9 OR VERY HIGH.
CALEDON.
TODAY..A MIX OF SUN AND CLOUD. WIND NORTH 20 KM/H GUSTING TO 40
BECOMING LIGHT THIS AFTERNOON. HIGH 25. HUMIDEX 29. UV INDEX 8 OR
VERY HIGH.
TONIGHT..CLEAR. WIND BECOMING SOUTHEAST 20 KM/H BEFORE MORNING.
LOW 13.
MONDAY..SUNNY. HIGH 26. HUMIDEX 29. UV INDEX 9 OR VERY HIGH.
VAUGHAN - RICHMOND HILL - MARKHAM.
TODAY..MAINLY SUNNY. WIND NORTH 20 KM/H GUSTING TO 40 BECOMING LIGHT
THIS AFTERNOON. HIGH 26. HUMIDEX 30. UV INDEX 8 OR VERY HIGH.
TONIGHT..CLEAR. LOW 14.
MONDAY..SUNNY. HIGH 25. HUMIDEX 27. UV INDEX 9 OR VERY HIGH.
NEWMARKET - GEORGINA - NORTHERN YORK REGION.
TODAY..MAINLY CLOUDY. CLEARING THIS AFTERNOON. WIND NORTH 20 KM/H
GUSTING TO 40. HIGH 25. HUMIDEX 29. UV INDEX 7 OR HIGH.
TONIGHT..A FEW CLOUDS. WIND BECOMING SOUTHEAST 20 KM/H BEFORE
MORNING. LOW 13.
MONDAY..CLEARING IN THE MORNING. HIGH 26. HUMIDEX 29. UV INDEX 9 OR
VERY HIGH.
PICKERING - OSHAWA - SOUTHERN DURHAM REGION.
TODAY..MAINLY SUNNY. WIND NORTH 20 KM/H GUSTING TO 40 BECOMING LIGHT
THIS AFTERNOON. HIGH 26. HUMIDEX 30. UV INDEX 8 OR VERY HIGH.
TONIGHT..CLEAR. WIND BECOMING SOUTHEAST 20 KM/H BEFORE MORNING.
LOW 14.
MONDAY..SUNNY. HIGH 27. HUMIDEX 29. UV INDEX 9 OR VERY HIGH.
UXBRIDGE - BEAVERTON - NORTHERN DURHAM REGION.
TODAY..MAINLY CLOUDY. CLEARING THIS AFTERNOON. WIND NORTH 20 KM/H
GUSTING TO 40 BECOMING LIGHT THIS AFTERNOON. HIGH 25. HUMIDEX 30. UV
INDEX 7 OR HIGH.
TONIGHT..A FEW CLOUDS. WIND BECOMING SOUTHEAST 20 KM/H BEFORE
MORNING. LOW 13.
MONDAY..CLEARING IN THE MORNING. HIGH 25. HUMIDEX 28. UV INDEX 9 OR
VERY HIGH.
GODERICH - BLUEWATER - SOUTHERN HURON COUNTY.
TODAY..MAINLY SUNNY. WIND BECOMING NORTH 30 KM/H THIS AFTERNOON.
HIGH 25 EXCEPT 18 NEAR LAKE HURON. HUMIDEX 28. UV INDEX 9 OR VERY
HIGH.
TONIGHT..CLEAR. WIND NORTH 30 KM/H BECOMING LIGHT THIS EVENING. WIND
BECOMING SOUTHEAST 20 GUSTING TO 40 LATE THIS EVENING. LOW 14.
MONDAY..SUNNY. HIGH 29. HUMIDEX 31. UV INDEX 9 OR VERY HIGH.
WINGHAM - BLYTH - NORTHERN HURON COUNTY.
TODAY..MAINLY SUNNY. WIND NORTH 20 KM/H BECOMING LIGHT THIS
AFTERNOON. HIGH 25 EXCEPT 18 NEAR LAKE HURON. HUMIDEX 28. UV INDEX 9
OR VERY HIGH.
TONIGHT..CLEAR. WIND BECOMING SOUTHEAST 20 KM/H BEFORE MORNING.
LOW 14.
MONDAY..SUNNY. HIGH 29. HUMIDEX 31. UV INDEX 9 OR VERY HIGH.
STRATFORD - MITCHELL - SOUTHERN PERTH COUNTY.
TODAY..MAINLY SUNNY. WIND NORTHWEST 20 KM/H BECOMING LIGHT LATE THIS
MORNING. HIGH 26. HUMIDEX 29. UV INDEX 9 OR VERY HIGH.
TONIGHT..CLEAR. WIND BECOMING SOUTHEAST 20 KM/H GUSTING TO 40 BEFORE
MORNING. LOW 13.
MONDAY..SUNNY. HIGH 28. HUMIDEX 30. UV INDEX 9 OR VERY HIGH.
LISTOWEL - MILVERTON - NORTHERN PERTH COUNTY.
TODAY..MAINLY SUNNY. WIND NORTH 20 KM/H BECOMING LIGHT THIS
AFTERNOON. HIGH 26. HUMIDEX 29. UV INDEX 9 OR VERY HIGH.
TONIGHT..CLEAR. WIND BECOMING SOUTHEAST 20 KM/H BEFORE MORNING.
LOW 13.
MONDAY..SUNNY. WIND BECOMING SOUTHEAST 20 KM/H LATE IN THE MORNING.
HIGH 28. HUMIDEX 30. UV INDEX 9 OR VERY HIGH.
KITCHENER - CAMBRIDGE - REGION OF WATERLOO.
TODAY..MAINLY SUNNY. WIND NORTH 20 KM/H GUSTING TO 40 BECOMING LIGHT
THIS AFTERNOON. HIGH 25. HUMIDEX 28. UV INDEX 9 OR VERY HIGH.
TONIGHT..CLEAR. LOW 12.
MONDAY..SUNNY. WIND BECOMING SOUTHEAST 20 KM/H IN THE AFTERNOON.
HIGH 25. HUMIDEX 29. UV INDEX 9 OR VERY HIGH.
GUELPH - ERIN - SOUTHERN WELLINGTON COUNTY.
TODAY..A MIX OF SUN AND CLOUD. WIND NORTH 20 KM/H BECOMING LIGHT THIS
AFTERNOON. HIGH 25. HUMIDEX 28. UV INDEX 9 OR VERY HIGH.
TONIGHT..CLEAR. LOW 12.
MONDAY..SUNNY. WIND BECOMING SOUTHEAST 20 KM/H IN THE AFTERNOON.
HIGH 25. HUMIDEX 29. UV INDEX 9 OR VERY HIGH.
MOUNT FOREST - ARTHUR - NORTHERN WELLINGTON COUNTY.
TODAY..MAINLY SUNNY. WIND NORTH 20 KM/H BECOMING LIGHT THIS
AFTERNOON. HIGH 25. HUMIDEX 28. UV INDEX 9 OR VERY HIGH.
TONIGHT..CLEAR. WIND BECOMING SOUTHEAST 20 KM/H BEFORE MORNING.
LOW 12.
MONDAY..SUNNY. WIND BECOMING SOUTHEAST 20 KM/H IN THE AFTERNOON.
HIGH 25. HUMIDEX 28. UV INDEX 9 OR VERY HIGH.
ORANGEVILLE - GRAND VALLEY - SOUTHERN DUFFERIN COUNTY.
TODAY..A MIX OF SUN AND CLOUD. CLEARING LATE THIS AFTERNOON. WIND
NORTH 20 KM/H GUSTING TO 40 BECOMING LIGHT THIS AFTERNOON. HIGH 24.
HUMIDEX 28. UV INDEX 9 OR VERY HIGH.
TONIGHT..CLEAR. LOW 11.
MONDAY..SUNNY. HIGH 26. HUMIDEX 29. UV INDEX 9 OR VERY HIGH.
SHELBURNE - MANSFIELD - NORTHERN DUFFERIN COUNTY.
TODAY..A MIX OF SUN AND CLOUD. CLEARING LATE THIS AFTERNOON. WIND
NORTH 20 KM/H GUSTING TO 40 BECOMING LIGHT THIS AFTERNOON. HIGH 22.
HUMIDEX 26. UV INDEX 9 OR VERY HIGH.
TONIGHT..CLEAR. WIND BECOMING SOUTHEAST 20 KM/H BEFORE MORNING.
LOW 11.
MONDAY..SUNNY. HIGH 26. HUMIDEX 29. UV INDEX 9 OR VERY HIGH.
INNISFIL - NEW TECUMSETH - ANGUS.
TODAY..A MIX OF SUN AND CLOUD. CLEARING LATE THIS AFTERNOON. WIND
NORTH 20 KM/H BECOMING LIGHT THIS AFTERNOON. HIGH 22. HUMIDEX 26. UV
INDEX 9 OR VERY HIGH.
TONIGHT..CLEAR. WIND BECOMING SOUTHEAST 20 KM/H BEFORE MORNING.
LOW 11.
MONDAY..SUNNY. HIGH 26. HUMIDEX 29. UV INDEX 9 OR VERY HIGH.
SAUGEEN SHORES - KINCARDINE - SOUTHERN BRUCE COUNTY.
TODAY..A MIX OF SUN AND CLOUD. HIGH 22. HUMIDEX 25. UV INDEX 8 OR
VERY HIGH.
TONIGHT..CLEAR. WIND BECOMING SOUTHEAST 20 KM/H GUSTING TO 40 BEFORE
MORNING. LOW 11.
MONDAY..SUNNY. HIGH 26. HUMIDEX 28. UV INDEX 9 OR VERY HIGH.
BRUCE PENINSULA - SAUBLE BEACH - TOBERMORY.
TODAY..A MIX OF SUN AND CLOUD. WIND NORTHEAST 20 KM/H BECOMING LIGHT
LATE THIS MORNING. HIGH 20. UV INDEX 8 OR VERY HIGH.
TONIGHT..CLEAR. LOW 11.
MONDAY..SUNNY. HIGH 26. HUMIDEX 28. UV INDEX 9 OR VERY HIGH.
HANOVER - DUNDALK - SOUTHERN GREY COUNTY.
TODAY..A MIX OF SUN AND CLOUD. WIND NORTH 20 KM/H BECOMING LIGHT THIS
AFTERNOON. HIGH 24. HUMIDEX 27. UV INDEX 9 OR VERY HIGH.
TONIGHT..CLEAR. WIND BECOMING SOUTHEAST 20 KM/H BEFORE MORNING.
LOW 13.
MONDAY..SUNNY. HIGH 27. HUMIDEX 29. UV INDEX 9 OR VERY HIGH.
OWEN SOUND - BLUE MOUNTAINS - NORTHERN GREY COUNTY.
TODAY..A MIX OF SUN AND CLOUD. WIND NORTHEAST 20 KM/H BECOMING LIGHT
LATE THIS MORNING. HIGH 21. HUMIDEX 26. UV INDEX 9 OR VERY HIGH.
TONIGHT..CLEAR. LOW 11.
MONDAY..SUNNY. HIGH 24. HUMIDEX 27. UV INDEX 9 OR VERY HIGH.
BARRIE - COLLINGWOOD - HILLSDALE.
TODAY..MAINLY CLOUDY. CLEARING THIS AFTERNOON. WIND NORTH 20 KM/H
GUSTING TO 40 BECOMING LIGHT THIS AFTERNOON. HIGH 22. HUMIDEX 26. UV
INDEX 8 OR VERY HIGH.
TONIGHT..A FEW CLOUDS. LOW 12.
MONDAY..CLEARING IN THE MORNING. HIGH 26. HUMIDEX 30. UV INDEX 9 OR
VERY HIGH.
MIDLAND - COLDWATER - ORR LAKE.
TODAY..MAINLY CLOUDY. CLEARING THIS AFTERNOON. HIGH 23. HUMIDEX 27.
UV INDEX 8 OR VERY HIGH.
TONIGHT..A FEW CLOUDS. WIND BECOMING SOUTHEAST 20 KM/H BEFORE
MORNING. LOW 12.
MONDAY..CLEARING IN THE MORNING. HIGH 26. HUMIDEX 30. UV INDEX 9 OR
VERY HIGH.
ORILLIA - LAGOON CITY - WASHAGO.
TODAY..MAINLY CLOUDY. CLEARING THIS AFTERNOON. WIND NORTHWEST
20 KM/H. HIGH 23. HUMIDEX 27. UV INDEX 8 OR VERY HIGH.
TONIGHT..A FEW CLOUDS. WIND BECOMING SOUTHEAST 20 KM/H BEFORE
MORNING. LOW 12.
MONDAY..CLEARING IN THE MORNING. HIGH 27. HUMIDEX 31. UV INDEX 9 OR
VERY HIGH.
REMAINDER UNCHANGED.
END
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