921  
FPCN11 CWTO 292147 AAA  
UPDATED FORECASTS FOR SOUTHERN ONTARIO AND THE NATIONAL CAPITAL  
REGION ISSUED BY ENVIRONMENT CANADA AT 5:45 P.M. EDT FRIDAY 29 MAY  
2026 FOR TONIGHT SATURDAY AND SATURDAY NIGHT.  
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:00 A.M. EDT SATURDAY.  
 
KALADAR - BANNOCKBURN - BON ECHO PARK.  
TONIGHT..PARTLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS EARLY THIS  
EVENING. WIND NORTH 40 KM/H GUSTING TO 70 DIMINISHING TO 20 GUSTING  
TO 50 AFTER MIDNIGHT. LOW 6.  
SATURDAY..MAINLY SUNNY. WIND NORTH 30 KM/H GUSTING TO 50. HIGH 20. UV  
INDEX 7 OR HIGH.  
SATURDAY NIGHT..CLEAR. WIND NORTH 20 KM/H GUSTING TO 40 BECOMING  
LIGHT IN THE EVENING. LOW PLUS 5.  
 
BANCROFT - HASTINGS HIGHLANDS - DENBIGH.  
TONIGHT..PARTLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS EARLY THIS  
EVENING. WIND NORTH 40 KM/H GUSTING TO 70 DIMINISHING TO 20 GUSTING  
TO 50 AFTER MIDNIGHT. LOW PLUS 5.  
SATURDAY..MAINLY SUNNY. WIND NORTHEAST 30 KM/H GUSTING TO 50.  
HIGH 20. UV INDEX 7 OR HIGH.  
SATURDAY NIGHT..CLEAR. WIND NORTH 20 KM/H BECOMING LIGHT IN THE  
EVENING. LOW PLUS 4.  
 
BROCKVILLE - PRESCOTT.  
TONIGHT..SHOWERS ENDING OVERNIGHT THEN CLOUDY WITH 40 PERCENT CHANCE  
OF SHOWERS. WIND NORTHWEST 40 KM/H GUSTING TO 70. LOW 9.  
SATURDAY..CLEARING IN THE MORNING. WIND NORTHEAST 30 KM/H GUSTING TO  
50. HIGH 19. UV INDEX 6 OR HIGH.  
SATURDAY NIGHT..PARTLY CLOUDY. WIND NORTH 20 KM/H BECOMING LIGHT IN  
THE EVENING. LOW 9.  
 
MERRICKVILLE-WOLFORD - KEMPTVILLE.  
TONIGHT..SHOWERS ENDING OVERNIGHT THEN CLOUDY WITH 40 PERCENT CHANCE  
OF SHOWERS. WIND NORTHWEST 40 KM/H GUSTING TO 70. LOW 9.  
SATURDAY..CLEARING IN THE MORNING. WIND NORTHEAST 30 KM/H GUSTING TO  
50. HIGH 19. UV INDEX 6 OR HIGH.  
SATURDAY NIGHT..PARTLY CLOUDY. WIND NORTH 20 KM/H GUSTING TO 40  
BECOMING LIGHT IN THE EVENING. LOW 9.  
 
OTTAWA NORTH - KANATA - ORLEANS.  
TONIGHT..SHOWERS ENDING OVERNIGHT THEN CLOUDY WITH 40 PERCENT CHANCE  
OF SHOWERS. WIND NORTH 40 KM/H GUSTING TO 80 DIMINISHING TO 20  
GUSTING TO 40 AFTER MIDNIGHT. LOW 9.  
SATURDAY..CLEARING IN THE MORNING. WIND NORTHEAST 20 KM/H GUSTING TO  
40. HIGH 20. UV INDEX 6 OR HIGH.  
SATURDAY NIGHT..PARTLY CLOUDY. WIND NORTH 20 KM/H GUSTING TO 40  
BECOMING LIGHT IN THE EVENING. LOW 10.  
 
OTTAWA SOUTH - RICHMOND - METCALFE.  
TONIGHT..SHOWERS ENDING OVERNIGHT THEN CLOUDY WITH 40 PERCENT CHANCE  
OF SHOWERS. WIND NORTH 40 KM/H GUSTING TO 70 DIMINISHING TO 20  
GUSTING TO 40 AFTER MIDNIGHT. LOW 9.  
SATURDAY..CLEARING IN THE MORNING. WIND NORTHEAST 20 KM/H GUSTING TO  
40. HIGH 20. UV INDEX 6 OR HIGH.  
SATURDAY NIGHT..PARTLY CLOUDY. WIND NORTH 20 KM/H GUSTING TO 40  
BECOMING LIGHT IN THE EVENING. LOW 10.  
 
GATINEAU.  
TONIGHT..SHOWERS ENDING OVERNIGHT THEN CLOUDY WITH 40 PERCENT CHANCE  
OF SHOWERS. WIND NORTHWEST 40 KM/H GUSTING TO 60 BECOMING NORTH 20  
LATE THIS EVENING. LOW 10.  
SATURDAY..CLEARING IN THE MORNING. HIGH 20. UV INDEX 6 OR HIGH.  
SATURDAY NIGHT..PARTLY CLOUDY. LOW 8.  
 
PRESCOTT AND RUSSELL.  
TONIGHT..SHOWERS ENDING OVERNIGHT THEN CLOUDY WITH 40 PERCENT CHANCE  
OF SHOWERS. RISK OF A THUNDERSTORM EARLY THIS EVENING. WIND  
NORTHWEST 40 KM/H GUSTING TO 70 BECOMING NORTH 20 GUSTING TO 40  
AFTER MIDNIGHT. LOW 9 WITH TEMPERATURE RISING TO 12 BY MORNING.  
SATURDAY..CLEARING IN THE MORNING. WIND NORTH 20 KM/H GUSTING TO 40.  
HIGH 20. UV INDEX 6 OR HIGH.  
SATURDAY NIGHT..PARTLY CLOUDY. WIND NORTH 20 KM/H GUSTING TO 40  
BECOMING LIGHT IN THE EVENING. LOW 10.  
 
MORRISBURG - LONG SAULT.  
TONIGHT..SHOWERS ENDING BEFORE MORNING THEN CLOUDY WITH 40 PERCENT  
CHANCE OF SHOWERS. RISK OF A THUNDERSTORM EARLY THIS EVENING. WIND  
NORTHWEST 40 KM/H GUSTING TO 70. LOW 9.  
SATURDAY..CLEARING IN THE MORNING. WIND NORTHEAST 20 KM/H GUSTING TO  
40. HIGH 19. UV INDEX 6 OR HIGH.  
SATURDAY NIGHT..PARTLY CLOUDY. LOW 10.  
 
WINCHESTER - NEWINGTON.  
TONIGHT..SHOWERS ENDING BEFORE MORNING THEN CLOUDY WITH 40 PERCENT  
CHANCE OF SHOWERS. RISK OF A THUNDERSTORM EARLY THIS EVENING. WIND  
NORTHWEST 40 KM/H GUSTING TO 70 BECOMING NORTH 20 GUSTING TO 40 LATE  
THIS EVENING. LOW 8.  
SATURDAY..CLEARING IN THE MORNING. WIND NORTHEAST 30 KM/H GUSTING TO  
50. HIGH 19. UV INDEX 6 OR HIGH.  
SATURDAY NIGHT..PARTLY CLOUDY. WIND NORTH 20 KM/H GUSTING TO 40  
BECOMING LIGHT IN THE EVENING. LOW 8.  
 
MAXVILLE - ALEXANDRIA.  
TONIGHT..SHOWERS ENDING OVERNIGHT THEN CLOUDY WITH 40 PERCENT CHANCE  
OF SHOWERS. RISK OF A THUNDERSTORM EARLY THIS EVENING. WIND  
NORTHWEST 40 KM/H GUSTING TO 70 BECOMING NORTH 20 GUSTING TO 40 LATE  
THIS EVENING. LOW 8.  
SATURDAY..CLEARING IN THE MORNING. WIND NORTHEAST 30 KM/H GUSTING TO  
50. HIGH 18. UV INDEX 6 OR HIGH.  
SATURDAY NIGHT..PARTLY CLOUDY. WIND NORTH 20 KM/H GUSTING TO 40  
BECOMING LIGHT IN THE EVENING. LOW 8.  
 
PLEVNA - SHARBOT LAKE - WESTERN LANARK COUNTY.  
TONIGHT..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. WIND NORTH 40 KM/H  
GUSTING TO 80 DIMINISHING TO 20 GUSTING TO 50 AFTER MIDNIGHT. LOW 8.  
SATURDAY..CLEARING IN THE MORNING. WIND NORTH 30 KM/H GUSTING TO 50.  
HIGH 20. UV INDEX 6 OR HIGH.  
SATURDAY NIGHT..A FEW CLOUDS. WIND NORTH 20 KM/H GUSTING TO 40  
BECOMING LIGHT IN THE EVENING. LOW 10.  
 
SMITHS FALLS - PERTH - EASTERN LANARK COUNTY.  
TONIGHT..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. WIND NORTHWEST  
40 KM/H GUSTING TO 80. LOW 8.  
SATURDAY..CLEARING IN THE MORNING. WIND NORTHEAST 30 KM/H GUSTING TO  
50. HIGH 20. UV INDEX 6 OR HIGH.  
SATURDAY NIGHT..A FEW CLOUDS. WIND NORTH 20 KM/H GUSTING TO 40  
BECOMING LIGHT IN THE EVENING. LOW 10.  
 
HALIBURTON - MINDEN - SOUTHERN HALIBURTON COUNTY.  
TONIGHT..PARTLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS EARLY THIS  
EVENING. WIND NORTH 40 KM/H GUSTING TO 70 DIMINISHING TO 20 GUSTING  
TO 40 LATE THIS EVENING. LOW 6.  
SATURDAY..MAINLY SUNNY. WIND NORTH 20 KM/H GUSTING TO 40. HIGH 20. UV  
INDEX 7 OR HIGH.  
SATURDAY NIGHT..CLEAR. WIND NORTH 20 KM/H BECOMING LIGHT IN THE  
EVENING. LOW PLUS 5.  
 
OXTONGUE LAKE - FORT IRWIN - NORTHERN HALIBURTON COUNTY.  
TONIGHT..PARTLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS EARLY THIS  
EVENING. WIND NORTH 40 KM/H GUSTING TO 70 DIMINISHING TO 20 GUSTING  
TO 50 LATE THIS EVENING. LOW PLUS 5.  
SATURDAY..MAINLY SUNNY. WIND NORTHEAST 30 KM/H GUSTING TO 50.  
HIGH 20. UV INDEX 7 OR HIGH.  
SATURDAY NIGHT..CLEAR. WIND NORTH 20 KM/H BECOMING LIGHT IN THE  
EVENING. LOW PLUS 4.  
 
BARRY'S BAY - KILLALOE.  
TONIGHT..PARTLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS EARLY THIS  
EVENING. WIND NORTH 40 KM/H GUSTING TO 70 DIMINISHING TO 20 GUSTING  
TO 40 AFTER MIDNIGHT. LOW PLUS 5.  
SATURDAY..MAINLY SUNNY. WIND NORTH 30 KM/H GUSTING TO 50. HIGH 20. UV  
INDEX 7 OR HIGH.  
SATURDAY NIGHT..CLEAR. WIND NORTH 20 KM/H BECOMING LIGHT IN THE  
EVENING. LOW PLUS 5.  
 
RENFREW - ARNPRIOR - CALABOGIE.  
TONIGHT..PARTLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS EARLY THIS  
EVENING. WIND NORTH 40 KM/H GUSTING TO 70 DIMINISHING TO 20 GUSTING  
TO 40 AFTER MIDNIGHT. LOW 10.  
SATURDAY..MAINLY SUNNY. WIND NORTH 20 KM/H GUSTING TO 40. HIGH 22. UV  
INDEX 7 OR HIGH.  
SATURDAY NIGHT..CLEAR. WIND NORTH 20 KM/H BECOMING LIGHT IN THE  
EVENING. LOW 7.  
 
PETAWAWA - PEMBROKE - COBDEN.  
TONIGHT..PARTLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS EARLY THIS  
EVENING. WIND NORTH 40 KM/H GUSTING TO 80 DIMINISHING TO 20 AFTER  
MIDNIGHT. LOW 10.  
SATURDAY..MAINLY SUNNY. WIND NORTH 20 KM/H GUSTING TO 40 BECOMING  
LIGHT IN THE AFTERNOON. HIGH 22. UV INDEX 7 OR HIGH.  
SATURDAY NIGHT..CLEAR. LOW 7.  
 
WESTERN ALGONQUIN PARK - LAKE OF TWO RIVERS.  
TONIGHT..PARTLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS EARLY THIS  
EVENING. WIND NORTHWEST 40 KM/H GUSTING TO 70 BECOMING NORTH 20  
GUSTING TO 40 LATE THIS EVENING. LOW PLUS 5.  
SATURDAY..MAINLY SUNNY. WIND NORTHEAST 20 KM/H GUSTING TO 40.  
HIGH 20. UV INDEX 7 OR HIGH.  
SATURDAY NIGHT..CLEAR. WIND NORTH 20 KM/H BECOMING LIGHT IN THE  
EVENING. LOW PLUS 4.  
 
DEEP RIVER - WHITNEY - EASTERN ALGONQUIN PARK.  
TONIGHT..PARTLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS EARLY THIS  
EVENING. WIND NORTH 40 KM/H GUSTING TO 80 DIMINISHING TO 20 GUSTING  
TO 50 LATE THIS EVENING. LOW PLUS 5.  
SATURDAY..MAINLY SUNNY. WIND NORTHEAST 30 KM/H GUSTING TO 50.  
HIGH 20. UV INDEX 7 OR HIGH.  
SATURDAY NIGHT..CLEAR. WIND NORTH 20 KM/H BECOMING LIGHT IN THE  
EVENING. LOW PLUS 4.  
 
REMAINDER UNCHANGED.  
 
END  
 
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