897  
FPCN11 CWTO 141915  
FORECASTS FOR SOUTHERN ONTARIO AND THE NATIONAL CAPITAL REGION ISSUED  
BY ENVIRONMENT CANADA AT 3:30 P.M. EDT MONDAY 14 SEPTEMBER 2020 FOR  
TONIGHT TUESDAY AND TUESDAY NIGHT.  
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:00 A.M. EDT TUESDAY.  
 
CITY OF TORONTO  
BURLINGTON - OAKVILLE  
HALTON HILLS - MILTON  
MISSISSAUGA - BRAMPTON.  
TONIGHT..A FEW CLOUDS. WIND NORTH 20 KM/H BECOMING LIGHT EARLY THIS  
EVENING. LOW PLUS 5.  
TUESDAY..SUNNY. WIND BECOMING SOUTHWEST 20 KM/H GUSTING TO 40 EARLY  
IN THE AFTERNOON. HIGH 20. UV INDEX 7 OR HIGH.  
TUESDAY NIGHT..CLEAR. WIND SOUTHWEST 20 KM/H GUSTING TO 40. LOW 14.  
 
WINDSOR - ESSEX - CHATHAM-KENT.  
TONIGHT..CLEARING EARLY THIS EVENING. WIND NORTH 20 KM/H BECOMING  
LIGHT THIS EVENING. LOW 8.  
TUESDAY..SUNNY. WIND BECOMING SOUTH 20 KM/H GUSTING TO 40 NEAR NOON.  
HIGH 21. UV INDEX 7 OR HIGH.  
TUESDAY NIGHT..CLEAR. WIND SOUTH 20 KM/H GUSTING TO 40 BECOMING LIGHT  
IN THE EVENING. LOW 13.  
 
SARNIA - LAMBTON.  
TONIGHT..A FEW CLOUDS. WIND NORTH 20 KM/H GUSTING TO 40 BECOMING  
LIGHT THIS EVENING. LOW PLUS 5.  
TUESDAY..SUNNY. WIND BECOMING SOUTH 20 KM/H GUSTING TO 40 NEAR NOON.  
HIGH 21. UV INDEX 7 OR HIGH.  
TUESDAY NIGHT..CLEAR. WIND SOUTH 20 KM/H GUSTING TO 40 BECOMING LIGHT  
IN THE EVENING. LOW 12.  
 
ELGIN  
LONDON - MIDDLESEX  
WOODSTOCK - TILLSONBURG - OXFORD COUNTY.  
TONIGHT..A FEW CLOUDS. FOG PATCHES DEVELOPING AFTER MIDNIGHT. WIND  
NORTH 20 KM/H BECOMING LIGHT THIS EVENING. LOW PLUS 4.  
TUESDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. WIND BECOMING  
SOUTH 20 KM/H GUSTING TO 40 NEAR NOON. HIGH 20. UV INDEX 7 OR HIGH.  
TUESDAY NIGHT..CLEAR. WIND SOUTH 20 KM/H GUSTING TO 40 BECOMING LIGHT  
IN THE EVENING. LOW 11 WITH TEMPERATURE RISING TO 14 BY MORNING.  
 
SIMCOE - DELHI - NORFOLK  
BRANTFORD - COUNTY OF BRANT  
CITY OF HAMILTON.  
TONIGHT..A FEW CLOUDS. FOG PATCHES DEVELOPING AFTER MIDNIGHT. WIND  
NORTH 20 KM/H BECOMING LIGHT THIS EVENING. LOW PLUS 4.  
TUESDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. WIND BECOMING  
SOUTH 20 KM/H GUSTING TO 40 EARLY IN THE AFTERNOON. HIGH 20. UV  
INDEX 7 OR HIGH.  
TUESDAY NIGHT..CLEAR. WIND SOUTH 20 KM/H GUSTING TO 40 BECOMING LIGHT  
IN THE EVENING. LOW 11 WITH TEMPERATURE RISING TO 15 BY MORNING.  
 
DUNNVILLE - CALEDONIA - HALDIMAND  
NIAGARA.  
TONIGHT..A FEW CLOUDS. WIND NORTH 20 KM/H BECOMING LIGHT THIS  
EVENING. LOW 6.  
TUESDAY..SUNNY. WIND BECOMING SOUTHWEST 20 KM/H GUSTING TO 40 EARLY  
IN THE AFTERNOON. HIGH 20. UV INDEX 7 OR HIGH.  
TUESDAY NIGHT..CLEAR. WIND SOUTHWEST 20 KM/H GUSTING TO 40. LOW 12  
WITH TEMPERATURE RISING TO 18 BY MORNING.  
 
CALEDON  
NEWMARKET - GEORGINA - NORTHERN YORK REGION  
UXBRIDGE - BEAVERTON - NORTHERN DURHAM REGION  
INNISFIL - NEW TECUMSETH - ANGUS  
ORILLIA - LAGOON CITY - WASHAGO.  
FROST ADVISORY IN EFFECT.  
TONIGHT..A FEW CLOUDS. FOG PATCHES DEVELOPING AFTER MIDNIGHT. WIND  
NORTH 20 KM/H BECOMING LIGHT EARLY THIS EVENING. LOW PLUS 1 WITH  
PATCHY FROST.  
TUESDAY..SUNNY. BECOMING A MIX OF SUN AND CLOUD IN THE AFTERNOON. FOG  
PATCHES DISSIPATING IN THE MORNING. WIND BECOMING SOUTHWEST 20 KM/H  
EARLY IN THE AFTERNOON. HIGH 20. UV INDEX 7 OR HIGH.  
TUESDAY NIGHT..PARTLY CLOUDY. WIND SOUTHWEST 20 KM/H BECOMING LIGHT  
EARLY IN THE EVENING. WIND BECOMING SOUTHWEST 30 NEAR MIDNIGHT.  
LOW 15 WITH TEMPERATURE RISING TO 18 BY MORNING.  
 
VAUGHAN - RICHMOND HILL - MARKHAM  
PICKERING - OSHAWA - SOUTHERN DURHAM REGION.  
TONIGHT..A FEW CLOUDS. WIND NORTH 20 KM/H BECOMING LIGHT EARLY THIS  
EVENING. LOW PLUS 4.  
TUESDAY..SUNNY. WIND BECOMING SOUTH 20 KM/H GUSTING TO 40 NEAR NOON.  
HIGH 20. UV INDEX 7 OR HIGH.  
TUESDAY NIGHT..PARTLY CLOUDY. BECOMING CLEAR AFTER MIDNIGHT. WIND  
SOUTH 20 KM/H GUSTING TO 40 BECOMING LIGHT LATE IN THE EVENING.  
LOW 13.  
 
GODERICH - BLUEWATER - SOUTHERN HURON COUNTY  
WINGHAM - BLYTH - NORTHERN HURON COUNTY  
SAUGEEN SHORES - KINCARDINE - SOUTHERN BRUCE COUNTY.  
TONIGHT..CLEAR. FOG PATCHES DEVELOPING AFTER MIDNIGHT. WIND NORTH  
20 KM/H GUSTING TO 40 BECOMING LIGHT THIS EVENING. LOW PLUS 3 WITH  
RISK OF FROST.  
TUESDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. WIND BECOMING  
SOUTHWEST 30 KM/H GUSTING TO 50 LATE IN THE MORNING. HIGH 20. UV  
INDEX 7 OR HIGH.  
TUESDAY NIGHT..CLEAR. WIND SOUTHWEST 30 KM/H GUSTING TO 50 BECOMING  
LIGHT IN THE EVENING. WIND BECOMING SOUTHWEST 20 AFTER MIDNIGHT.  
LOW 13.  
 
STRATFORD - MITCHELL - SOUTHERN PERTH COUNTY  
LISTOWEL - MILVERTON - NORTHERN PERTH COUNTY  
KITCHENER - CAMBRIDGE - REGION OF WATERLOO  
GUELPH - ERIN - SOUTHERN WELLINGTON COUNTY.  
TONIGHT..A FEW CLOUDS. FOG PATCHES DEVELOPING AFTER MIDNIGHT. WIND  
NORTH 20 KM/H BECOMING LIGHT THIS EVENING. LOW PLUS 2 WITH RISK OF  
FROST.  
TUESDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. WIND BECOMING  
SOUTHWEST 20 KM/H GUSTING TO 40 EARLY IN THE AFTERNOON. HIGH 20. UV  
INDEX 7 OR HIGH.  
TUESDAY NIGHT..CLEAR. WIND SOUTHWEST 20 KM/H GUSTING TO 40 BECOMING  
LIGHT EARLY IN THE EVENING. LOW 12.  
 
MOUNT FOREST - ARTHUR - NORTHERN WELLINGTON COUNTY  
ORANGEVILLE - GRAND VALLEY - SOUTHERN DUFFERIN COUNTY  
SHELBURNE - MANSFIELD - NORTHERN DUFFERIN COUNTY  
HANOVER - DUNDALK - SOUTHERN GREY COUNTY.  
FROST ADVISORY IN EFFECT.  
TONIGHT..A FEW CLOUDS. FOG PATCHES DEVELOPING AFTER MIDNIGHT. WIND  
NORTH 20 KM/H GUSTING TO 40 BECOMING LIGHT THIS EVENING. LOW PLUS 1  
WITH PATCHY FROST.  
TUESDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. WIND BECOMING  
SOUTHWEST 20 KM/H GUSTING TO 40 NEAR NOON. HIGH 20. UV INDEX 7 OR  
HIGH.  
TUESDAY NIGHT..CLEAR. WIND SOUTHWEST 20 KM/H GUSTING TO 40 BECOMING  
LIGHT IN THE EVENING. LOW 14.  
 
BRUCE PENINSULA - SAUBLE BEACH - TOBERMORY.  
TONIGHT..CLEAR. FOG PATCHES DEVELOPING AFTER MIDNIGHT. WIND NORTH  
20 KM/H GUSTING TO 40 BECOMING LIGHT EARLY THIS EVENING. LOW PLUS 3  
WITH RISK OF FROST.  
TUESDAY..SUNNY. BECOMING A MIX OF SUN AND CLOUD NEAR NOON. FOG  
PATCHES DISSIPATING IN THE MORNING. WIND BECOMING SOUTHWEST 30 KM/H  
GUSTING TO 60 IN THE MORNING. HIGH 19. UV INDEX 7 OR HIGH.  
TUESDAY NIGHT..PARTLY CLOUDY. BECOMING CLEAR AFTER MIDNIGHT. WIND  
SOUTHWEST 20 KM/H. LOW 14.  
 
OWEN SOUND - BLUE MOUNTAINS - NORTHERN GREY COUNTY.  
TONIGHT..CLEAR. FOG PATCHES DEVELOPING AFTER MIDNIGHT. WIND NORTH  
20 KM/H GUSTING TO 40 BECOMING LIGHT EARLY THIS EVENING. LOW PLUS 3  
WITH RISK OF FROST.  
TUESDAY..SUNNY. BECOMING A MIX OF SUN AND CLOUD NEAR NOON. FOG  
PATCHES DISSIPATING IN THE MORNING. WIND BECOMING SOUTHWEST 20 KM/H  
GUSTING TO 40 NEAR NOON. HIGH 20. UV INDEX 6 OR HIGH.  
TUESDAY NIGHT..PARTLY CLOUDY. WIND SOUTHWEST 20 KM/H GUSTING TO 40  
BECOMING LIGHT EARLY IN THE EVENING. WIND BECOMING SOUTHWEST 20  
AFTER MIDNIGHT. LOW 14 WITH TEMPERATURE RISING TO 18 BY MORNING.  
 
BARRIE - COLLINGWOOD - HILLSDALE  
MIDLAND - COLDWATER - ORR LAKE.  
FROST ADVISORY IN EFFECT.  
TONIGHT..CLEAR. FOG PATCHES DEVELOPING AFTER MIDNIGHT. WIND NORTH  
20 KM/H GUSTING TO 40 BECOMING LIGHT EARLY THIS EVENING. LOW PLUS 1  
WITH PATCHY FROST.  
TUESDAY..SUNNY. BECOMING A MIX OF SUN AND CLOUD NEAR NOON. FOG  
PATCHES DISSIPATING IN THE MORNING. WIND BECOMING SOUTHWEST 20 KM/H  
GUSTING TO 40 NEAR NOON. HIGH 20. UV INDEX 7 OR HIGH.  
TUESDAY NIGHT..A FEW CLOUDS. WIND SOUTHWEST 20 KM/H GUSTING TO 40  
BECOMING LIGHT EARLY IN THE EVENING. WIND BECOMING SOUTHWEST 20 NEAR  
MIDNIGHT. LOW 14 WITH TEMPERATURE RISING TO 18 BY MORNING.  
 
BELLEVILLE - QUINTE - NORTHUMBERLAND  
KINGSTON - PRINCE EDWARD.  
TONIGHT..A FEW CLOUDS. FOG PATCHES DEVELOPING AFTER MIDNIGHT. WIND  
NORTH 20 KM/H BECOMING LIGHT EARLY THIS EVENING. LOW PLUS 4.  
TUESDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. WIND BECOMING  
SOUTHWEST 20 KM/H IN THE AFTERNOON. HIGH 18. UV INDEX 7 OR HIGH.  
TUESDAY NIGHT..PARTLY CLOUDY. CLEARING AFTER MIDNIGHT. WIND SOUTHWEST  
20 KM/H. LOW 14.  
 
LINDSAY - SOUTHERN KAWARTHA LAKES  
PETERBOROUGH CITY - LAKEFIELD - SOUTHERN PETERBOROUGH COUNTY  
STIRLING - TWEED - SOUTH FRONTENAC.  
FROST ADVISORY IN EFFECT.  
TONIGHT..CLEARING EARLY THIS EVENING. FOG PATCHES DEVELOPING AFTER  
MIDNIGHT. WIND NORTHWEST 20 KM/H BECOMING LIGHT EARLY THIS EVENING.  
LOW PLUS 1 WITH PATCHY FROST.  
TUESDAY..SUNNY. BECOMING A MIX OF SUN AND CLOUD IN THE AFTERNOON. FOG  
PATCHES DISSIPATING IN THE MORNING. WIND BECOMING SOUTHWEST 20 KM/H  
EARLY IN THE AFTERNOON. HIGH 18. UV INDEX 7 OR HIGH.  
TUESDAY NIGHT..PARTLY CLOUDY. WIND SOUTHWEST 20 KM/H BECOMING LIGHT  
EARLY IN THE EVENING. LOW 12 WITH TEMPERATURE RISING TO 16 BY  
MORNING.  
 
FENELON FALLS - BALSAM LAKE PARK - NORTHERN KAWARTHA LAKES  
APSLEY - WOODVIEW - NORTHERN PETERBOROUGH COUNTY  
KALADAR - BANNOCKBURN - BON ECHO PARK  
PLEVNA - SHARBOT LAKE - WESTERN LANARK COUNTY  
BRACEBRIDGE - GRAVENHURST.  
FROST ADVISORY IN EFFECT.  
TONIGHT..CLEARING EARLY THIS EVENING. FOG PATCHES DEVELOPING AFTER  
MIDNIGHT. LOW ZERO WITH FROST.  
TUESDAY..SUNNY. BECOMING A MIX OF SUN AND CLOUD IN THE AFTERNOON. FOG  
PATCHES DISSIPATING IN THE MORNING. WIND BECOMING SOUTHWEST 20 KM/H  
NEAR NOON. HIGH 17. UV INDEX 6 OR HIGH.  
TUESDAY NIGHT..PARTLY CLOUDY. WIND SOUTHWEST 20 KM/H BECOMING LIGHT  
EARLY IN THE EVENING. LOW 11 WITH TEMPERATURE RISING TO 17 BY  
MORNING.  
 
BANCROFT - HASTINGS HIGHLANDS - DENBIGH  
HUNTSVILLE - BAYSVILLE  
HALIBURTON  
BARRY'S BAY - KILLALOE  
ALGONQUIN  
SOUTH RIVER - BURK'S FALLS.  
FROST ADVISORY IN EFFECT.  
TONIGHT..CLEARING EARLY THIS EVENING. FOG PATCHES DEVELOPING AFTER  
MIDNIGHT. LOW MINUS 1 WITH FROST.  
TUESDAY..SUNNY. BECOMING A MIX OF SUN AND CLOUD LATE IN THE MORNING.  
FOG PATCHES DISSIPATING IN THE MORNING. WIND BECOMING SOUTHWEST  
20 KM/H NEAR NOON. HIGH 16. UV INDEX 6 OR HIGH.  
TUESDAY NIGHT..PARTLY CLOUDY. WIND SOUTHWEST 20 KM/H. LOW 11.  
 
BROCKVILLE - LEEDS AND GRENVILLE  
MORRISBURG - LONG SAULT  
CORNWALL - LANCASTER.  
FROST ADVISORY IN EFFECT.  
TONIGHT..A FEW CLOUDS. FOG PATCHES DEVELOPING AFTER MIDNIGHT. WIND  
NORTHWEST 20 KM/H BECOMING LIGHT EARLY THIS EVENING. LOW PLUS 1 WITH  
PATCHY FROST.  
TUESDAY..SUNNY. BECOMING A MIX OF SUN AND CLOUD IN THE AFTERNOON. FOG  
PATCHES DISSIPATING IN THE MORNING. HIGH 18. UV INDEX 6 OR HIGH.  
TUESDAY NIGHT..PARTLY CLOUDY. LOW 12.  
 
CITY OF OTTAWA  
GATINEAU  
PRESCOTT AND RUSSELL  
WINCHESTER - NEWINGTON  
MAXVILLE - ALEXANDRIA  
SMITHS FALLS - PERTH - EASTERN LANARK COUNTY.  
FROST ADVISORY IN EFFECT.  
TONIGHT..PARTLY CLOUDY. BECOMING CLEAR NEAR MIDNIGHT. FOG PATCHES  
DEVELOPING AFTER MIDNIGHT. WIND NORTHWEST 20 KM/H BECOMING LIGHT  
EARLY THIS EVENING. LOW ZERO WITH PATCHY FROST.  
TUESDAY..SUNNY. BECOMING A MIX OF SUN AND CLOUD IN THE AFTERNOON. FOG  
PATCHES DISSIPATING IN THE MORNING. HIGH 17. UV INDEX 6 OR HIGH.  
TUESDAY NIGHT..PARTLY CLOUDY. LOW 11.  
 
PORT CARLING - PORT SEVERN  
TOWN OF PARRY SOUND - ROSSEAU - KILLBEAR PARK  
BAYFIELD INLET - DUNCHURCH.  
FROST ADVISORY IN EFFECT.  
TONIGHT..A FEW CLOUDS. FOG PATCHES DEVELOPING AFTER MIDNIGHT. WIND  
NORTH 20 KM/H GUSTING TO 40 BECOMING LIGHT EARLY THIS EVENING. LOW  
PLUS 1 WITH PATCHY FROST.  
TUESDAY..SUNNY. BECOMING A MIX OF SUN AND CLOUD IN THE MORNING. FOG  
PATCHES DISSIPATING IN THE MORNING. WIND BECOMING SOUTH 20 KM/H  
GUSTING TO 40 NEAR NOON. HIGH 18. UV INDEX 6 OR HIGH.  
TUESDAY NIGHT..PARTLY CLOUDY. WIND SOUTH 20 KM/H GUSTING TO 40.  
LOW 13 WITH TEMPERATURE RISING TO 16 BY MORNING.  
 
RENFREW - ARNPRIOR - CALABOGIE  
PETAWAWA - PEMBROKE - COBDEN.  
FROST ADVISORY IN EFFECT.  
TONIGHT..CLEARING. FOG PATCHES DEVELOPING AFTER MIDNIGHT. LOW ZERO  
WITH FROST.  
TUESDAY..SUNNY. BECOMING A MIX OF SUN AND CLOUD IN THE AFTERNOON. FOG  
PATCHES DISSIPATING IN THE MORNING. HIGH 16. UV INDEX 6 OR HIGH.  
TUESDAY NIGHT..PARTLY CLOUDY. LOW 11 WITH TEMPERATURE RISING TO 16 BY  
MORNING.  
 
END  
 
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