218  
FPCN11 CWUL 011529  
FORECASTS FOR WESTERN QUEBEC ISSUED BY ENVIRONMENT CANADA AT  
11:30 A.M. EDT TUESDAY 1 SEPTEMBER 2026 FOR TODAY AND WEDNESDAY.  
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 3:45 P.M. EDT.  
 
METRO MONTREAL - LAVAL.  
TODAY..SUNNY. BECOMING A MIX OF SUN AND CLOUD THIS AFTERNOON. WIND  
NORTHEAST 20 KM/H. HIGH 25. HUMIDEX 28. UV INDEX 7 OR HIGH.  
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS EVENING.  
LOW 17.  
WEDNESDAY..CLOUDY. 30 PERCENT CHANCE OF SHOWERS LATE IN THE MORNING  
AND IN THE AFTERNOON. WIND BECOMING SOUTHEAST 20 KM/H GUSTING TO 40  
NEAR NOON. HIGH 23. HUMIDEX 28. UV INDEX 5 OR MODERATE.  
 
VAUDREUIL - SOULANGES - HUNTINGDON.  
TODAY..A MIX OF SUN AND CLOUD. 30 PERCENT CHANCE OF SHOWERS LATE THIS  
AFTERNOON. WIND EAST 20 KM/H. HIGH 25. HUMIDEX 30. UV INDEX 7 OR  
HIGH.  
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS EVENING.  
LOW 15.  
WEDNESDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS IN THE MORNING  
AND AFTERNOON. SHOWERS BEGINNING LATE IN THE AFTERNOON. RISK OF A  
THUNDERSTORM LATE IN THE AFTERNOON. WIND BECOMING SOUTHEAST 20 KM/H  
NEAR NOON. HIGH 24. HUMIDEX 31. UV INDEX 5 OR MODERATE.  
 
RICHELIEU VALLEY - SAINT-HYACINTHE.  
TODAY..SUNNY. BECOMING A MIX OF SUN AND CLOUD THIS AFTERNOON. WIND  
EAST 20 KM/H. HIGH 25. HUMIDEX 30. UV INDEX 7 OR HIGH.  
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS EVENING.  
LOW 16.  
WEDNESDAY..CLOUDY. 30 PERCENT CHANCE OF SHOWERS LATE IN THE MORNING  
AND IN THE AFTERNOON. WIND BECOMING SOUTH 20 KM/H GUSTING TO 40 IN  
THE MORNING. HIGH 23. HUMIDEX 28. UV INDEX 5 OR MODERATE.  
 
LANAUDIERE.  
TODAY..SUNNY. BECOMING A MIX OF SUN AND CLOUD THIS AFTERNOON. WIND  
NORTHEAST 20 KM/H. HIGH 24. HUMIDEX 26. UV INDEX 7 OR HIGH.  
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS EVENING.  
LOW 15.  
WEDNESDAY..CLOUDY. 30 PERCENT CHANCE OF SHOWERS LATE IN THE MORNING  
AND IN THE AFTERNOON. WIND BECOMING SOUTHEAST 20 KM/H GUSTING TO 40  
NEAR NOON. HIGH 21. HUMIDEX 26. UV INDEX 5 OR MODERATE.  
 
LACHUTE - SAINT-JEROME.  
TODAY..SUNNY EARLY THIS AFTERNOON THEN A MIX OF SUN AND CLOUD WITH  
30 PERCENT CHANCE OF SHOWERS LATE THIS AFTERNOON. WIND EAST 20 KM/H.  
HIGH 24. HUMIDEX 27. UV INDEX 7 OR HIGH.  
TONIGHT..PARTLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS EARLY THIS  
EVENING. LOW 15.  
WEDNESDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS IN THE MORNING  
AND AFTERNOON. SHOWERS BEGINNING LATE IN THE AFTERNOON. RISK OF A  
THUNDERSTORM LATE IN THE AFTERNOON. WIND BECOMING SOUTHEAST 20 KM/H  
NEAR NOON. HIGH 21. HUMIDEX 26. UV INDEX 5 OR MODERATE.  
 
LAURENTIANS.  
TODAY..SUNNY EARLY THIS AFTERNOON THEN A MIX OF SUN AND CLOUD WITH  
40 PERCENT CHANCE OF SHOWERS LATE THIS AFTERNOON. WIND EAST 20 KM/H.  
HIGH 23. HUMIDEX 25. UV INDEX 7 OR HIGH.  
TONIGHT..MAINLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS EARLY THIS  
EVENING. LOW 15.  
WEDNESDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS LATE IN THE  
MORNING AND IN THE AFTERNOON. SHOWERS BEGINNING LATE IN THE  
AFTERNOON. RISK OF A THUNDERSTORM LATE IN THE AFTERNOON. WIND  
BECOMING SOUTHEAST 20 KM/H NEAR NOON. HIGH 18. UV INDEX 5 OR  
MODERATE.  
 
MONT-TREMBLANT PARK - SAINT-MICHEL-DES-SAINTS.  
TODAY..SUNNY EARLY THIS AFTERNOON THEN A MIX OF SUN AND CLOUD WITH  
40 PERCENT CHANCE OF SHOWERS LATE THIS AFTERNOON. HIGH 22. UV  
INDEX 7 OR HIGH.  
TONIGHT..MAINLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS EARLY THIS  
EVENING. LOW 13.  
WEDNESDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS IN THE MORNING  
AND AFTERNOON. SHOWERS BEGINNING LATE IN THE AFTERNOON. RISK OF A  
THUNDERSTORM LATE IN THE AFTERNOON. WIND BECOMING SOUTHEAST 20 KM/H  
NEAR NOON. HIGH 17. UV INDEX 5 OR MODERATE.  
 
MONT-LAURIER.  
TODAY..SUNNY EARLY THIS AFTERNOON THEN A MIX OF SUN AND CLOUD WITH  
40 PERCENT CHANCE OF SHOWERS LATE THIS AFTERNOON. WIND SOUTHEAST  
20 KM/H. HIGH 22. UV INDEX 7 OR HIGH.  
TONIGHT..MAINLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS THIS EVENING.  
LOW 15.  
WEDNESDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS IN THE MORNING  
AND EARLY IN THE AFTERNOON. SHOWERS BEGINNING IN THE AFTERNOON. RISK  
OF A THUNDERSTORM IN THE AFTERNOON. WIND BECOMING SOUTH 20 KM/H NEAR  
NOON. HIGH 19. UV INDEX 5 OR MODERATE.  
 
LA VERENDRYE WILDLIFE RESERVE.  
TODAY..MAINLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS. WIND SOUTHEAST  
20 KM/H. HIGH 22. HUMIDEX 26. UV INDEX 6 OR HIGH.  
TONIGHT..MAINLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS THIS EVENING.  
LOW 15.  
WEDNESDAY..CLOUDY. SHOWERS BEGINNING IN THE MORNING. RISK OF A  
THUNDERSTORM. WIND SOUTH 20 KM/H. HIGH 19. UV INDEX 2 OR LOW.  
 
UPPER GATINEAU - LIEVRE - PAPINEAU.  
TODAY..A MIX OF SUN AND CLOUD. 40 PERCENT CHANCE OF SHOWERS LATE THIS  
AFTERNOON. WIND EAST 20 KM/H. HIGH 24. HUMIDEX 26. UV INDEX 7 OR  
HIGH.  
TONIGHT..MAINLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS THIS EVENING.  
LOW 15.  
WEDNESDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS IN THE MORNING  
AND EARLY IN THE AFTERNOON. SHOWERS BEGINNING IN THE AFTERNOON. RISK  
OF A THUNDERSTORM IN THE AFTERNOON. WIND BECOMING SOUTH 20 KM/H NEAR  
NOON. HIGH 20. HUMIDEX 27. UV INDEX 5 OR MODERATE.  
 
PONTIAC.  
TODAY..MAINLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS LATE THIS  
AFTERNOON. WIND SOUTHEAST 20 KM/H. HIGH 22. HUMIDEX 27. UV INDEX 6  
OR HIGH.  
TONIGHT..MAINLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS THIS EVENING.  
LOW 16.  
WEDNESDAY..CLOUDY. A FEW SHOWERS BEGINNING IN THE MORNING. RISK OF A  
THUNDERSTORM LATE IN THE MORNING AND IN THE AFTERNOON. WIND BECOMING  
SOUTHWEST 20 KM/H IN THE AFTERNOON. HIGH 22. HUMIDEX 30. UV INDEX 3  
OR MODERATE.  
 
TEMISCAMINGUE.  
TODAY..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF A  
THUNDERSTORM. WIND SOUTHEAST 20 KM/H. HIGH 22. HUMIDEX 29. UV  
INDEX 5 OR MODERATE.  
TONIGHT..MAINLY CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS AND RISK OF  
A THUNDERSTORM. LOW 17.  
WEDNESDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS  
AND RISK OF A THUNDERSTORM. WIND BECOMING SOUTHWEST 20 KM/H NEAR  
NOON. HIGH 23. HUMIDEX 28. UV INDEX 6 OR HIGH.  
 
ABITIBI.  
TODAY..SHOWERS WITH RISK OF A THUNDERSTORM. WIND SOUTHEAST 20 KM/H  
GUSTING TO 40. HIGH 21. HUMIDEX 25. UV INDEX 2 OR LOW.  
TONIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF A  
THUNDERSTORM. WIND SOUTH 20 KM/H GUSTING TO 40. LOW 15.  
WEDNESDAY..SHOWERS WITH RISK OF A THUNDERSTORM. WIND SOUTH 20 KM/H.  
HIGH 23. HUMIDEX 28. UV INDEX 2 OR LOW.  
 
PARENT - GOUIN RESERVOIR.  
TODAY..A MIX OF SUN AND CLOUD. 40 PERCENT CHANCE OF SHOWERS LATE THIS  
AFTERNOON. WIND SOUTHEAST 20 KM/H. HIGH 21. UV INDEX 6 OR HIGH.  
TONIGHT..MAINLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS THIS EVENING.  
LOW 13.  
WEDNESDAY..MAINLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS IN THE  
MORNING. SHOWERS BEGINNING NEAR NOON. WIND BECOMING SOUTHEAST  
20 KM/H GUSTING TO 40 NEAR NOON. HIGH 18. UV INDEX 5 OR MODERATE.  
 
MATAGAMI.  
TODAY..SHOWERS WITH RISK OF A THUNDERSTORM. WIND SOUTHEAST 20 KM/H  
GUSTING TO 40. HIGH 19. UV INDEX 2 OR LOW.  
TONIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF A  
THUNDERSTORM. WIND SOUTH 20 KM/H GUSTING TO 40. LOW 14.  
WEDNESDAY..SHOWERS WITH RISK OF A THUNDERSTORM. WIND SOUTHWEST  
20 KM/H BECOMING LIGHT IN THE AFTERNOON. HIGH 20. HUMIDEX 25. UV  
INDEX 2 OR LOW.  
 
WASKAGANISH.  
TODAY..MAINLY CLOUDY. 60 PERCENT CHANCE OF SHOWERS. WIND SOUTHEAST  
20 KM/H GUSTING TO 40. HIGH 22. HUMIDEX 25. UV INDEX 5 OR MODERATE.  
TONIGHT..MAINLY CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS AND RISK OF  
A THUNDERSTORM. WIND SOUTHEAST 20 KM/H GUSTING TO 40. LOW 16.  
WEDNESDAY..SHOWERS WITH RISK OF A THUNDERSTORM. WIND SOUTH 20 KM/H  
BECOMING LIGHT NEAR NOON. HIGH 21. HUMIDEX 26. UV INDEX 2 OR LOW.  
 
END  
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