FPCN11 CWUL 210844

FORECASTS FOR WESTERN QUEBEC ISSUED BY ENVIRONMENT CANADA AT

5:00 A.M. EDT MONDAY 21 SEPTEMBER 2026 FOR TODAY AND TUESDAY.

THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 11:30 A.M. EDT.



METRO MONTREAL - LAVAL.

TODAY..MAINLY SUNNY. HIGH 16. UV INDEX 5 OR MODERATE.

TONIGHT..PARTLY CLOUDY. WIND BECOMING NORTHEAST 20 KM/H THIS EVENING.

 LOW 6.

TUESDAY..SUNNY. HIGH 17. UV INDEX 5 OR MODERATE.



VAUDREUIL - SOULANGES - HUNTINGDON.

TODAY..CLEARING THIS MORNING. FOG PATCHES DISSIPATING EARLY THIS

 MORNING. HIGH 15. UV INDEX 5 OR MODERATE.

TONIGHT..PARTLY CLOUDY. WIND BECOMING NORTHEAST 20 KM/H THIS EVENING.

 LOW PLUS 4.

TUESDAY..SUNNY. HIGH 17. UV INDEX 5 OR MODERATE.



RICHELIEU VALLEY - SAINT-HYACINTHE.

TODAY..CLEARING THIS MORNING. FOG PATCHES DISSIPATING EARLY THIS

 MORNING. HIGH 15. UV INDEX 6 OR HIGH.

TONIGHT..PARTLY CLOUDY. WIND BECOMING NORTHEAST 20 KM/H THIS EVENING.

 LOW PLUS 4.

TUESDAY..SUNNY. HIGH 17. UV INDEX 5 OR MODERATE.



LANAUDIERE.

TODAY..A MIX OF SUN AND CLOUD. FOG PATCHES DISSIPATING EARLY THIS

 MORNING. HIGH 16. UV INDEX 5 OR MODERATE.

TONIGHT..PARTLY CLOUDY. WIND BECOMING NORTHEAST 20 KM/H THIS EVENING.

 LOW 6.

TUESDAY..SUNNY. HIGH 18. UV INDEX 5 OR MODERATE.



LACHUTE - SAINT-JEROME.

TODAY..A MIX OF SUN AND CLOUD. HIGH 16. UV INDEX 5 OR MODERATE.

TONIGHT..PARTLY CLOUDY. WIND BECOMING NORTHEAST 20 KM/H THIS EVENING.

 LOW PLUS 5.

TUESDAY..SUNNY. HIGH 17. UV INDEX 5 OR MODERATE.



LAURENTIANS.

TODAY..MAINLY SUNNY. HIGH 14. UV INDEX 5 OR MODERATE.

TONIGHT..PARTLY CLOUDY. LOW PLUS 3 WITH RISK OF FROST.

TUESDAY..SUNNY. HIGH 16. UV INDEX 5 OR MODERATE.



MONT-TREMBLANT PARK - SAINT-MICHEL-DES-SAINTS.

TODAY..A MIX OF SUN AND CLOUD. HIGH 11. UV INDEX 5 OR MODERATE.

TONIGHT..PARTLY CLOUDY. LOW PLUS 3.

TUESDAY..SUNNY. HIGH 14. UV INDEX 5 OR MODERATE.



MONT-LAURIER.

TODAY..A MIX OF SUN AND CLOUD. HIGH 13. UV INDEX 5 OR MODERATE.

TONIGHT..PARTLY CLOUDY. LOW ZERO WITH PATCHY FROST.

TUESDAY..SUNNY. HIGH 16. UV INDEX 5 OR MODERATE.



LA VERENDRYE WILDLIFE RESERVE.

TODAY..A MIX OF SUN AND CLOUD. HIGH 11. UV INDEX 5 OR MODERATE.

TONIGHT..PARTLY CLOUDY. CLEARING NEAR MIDNIGHT. FOG PATCHES

 DEVELOPING OVERNIGHT. LOW PLUS 1.

TUESDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. HIGH 15. UV

 INDEX 4 OR MODERATE.



UPPER GATINEAU - LIEVRE - PAPINEAU.

TODAY..A MIX OF SUN AND CLOUD. HIGH 14. UV INDEX 5 OR MODERATE.

TONIGHT..PARTLY CLOUDY. LOW PLUS 3 WITH RISK OF FROST.

TUESDAY..SUNNY. HIGH 17. UV INDEX 5 OR MODERATE.



PONTIAC.

TODAY..A MIX OF SUN AND CLOUD. HIGH 15. UV INDEX 5 OR MODERATE.

TONIGHT..PARTLY CLOUDY. LOW PLUS 4 WITH RISK OF FROST.

TUESDAY..SUNNY. HIGH 16. UV INDEX 5 OR MODERATE.



TEMISCAMINGUE.

TODAY..A MIX OF SUN AND CLOUD. FOG PATCHES DISSIPATING EARLY THIS

 MORNING. HIGH 13. UV INDEX 5 OR MODERATE.

TONIGHT..PARTLY CLOUDY. CLEARING NEAR MIDNIGHT. FOG PATCHES

 DEVELOPING OVERNIGHT. LOW PLUS 2 WITH PATCHY FROST.

TUESDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. HIGH 15. UV

 INDEX 5 OR MODERATE.



ABITIBI.

TODAY..MAINLY CLOUDY. FOG PATCHES DISSIPATING EARLY THIS MORNING.

 HIGH 12. UV INDEX 4 OR MODERATE.

TONIGHT..CLEARING LATE THIS EVENING. FOG PATCHES DEVELOPING

 OVERNIGHT. LOW MINUS 2 WITH FROST.

TUESDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. WIND UP TO 15

 KM/H. HIGH 17. WIND CHILL MINUS 4 IN THE MORNING. UV INDEX 4 OR

 MODERATE.



PARENT - GOUIN RESERVOIR.

TODAY..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS MORNING.

 HIGH 8. UV INDEX 4 OR MODERATE.

TONIGHT..MAINLY CLOUDY. CLEARING NEAR MIDNIGHT. FOG PATCHES

 DEVELOPING OVERNIGHT. LOW MINUS 2.

TUESDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. WIND UP TO 15

 KM/H. HIGH 14. WIND CHILL MINUS 4 IN THE MORNING. UV INDEX 4 OR

 MODERATE.



MATAGAMI.

TODAY..MAINLY CLOUDY. 30 PERCENT CHANCE OF SHOWERS THIS MORNING. FOG

 PATCHES DISSIPATING EARLY THIS MORNING. WIND NORTHWEST 20 KM/H

 BECOMING LIGHT NEAR NOON. HIGH 10. UV INDEX 3 OR MODERATE.

TONIGHT..CLEARING. FOG PATCHES DEVELOPING OVERNIGHT. WIND UP TO 15

 KM/H. LOW MINUS 2. WIND CHILL MINUS 4 OVERNIGHT.

TUESDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. HIGH 16. UV

 INDEX 4 OR MODERATE.



WASKAGANISH.

TODAY..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS THIS MORNING.

 CLEARING THIS AFTERNOON. WIND NORTHWEST 20 KM/H BECOMING LIGHT NEAR

 NOON. HIGH 11. UV INDEX 3 OR MODERATE.

TONIGHT..A FEW CLOUDS. FOG PATCHES DEVELOPING OVERNIGHT. LOW PLUS 1.

TUESDAY..SUNNY. FOG PATCHES DISSIPATING IN THE MORNING. HIGH 19. UV

 INDEX 4 OR MODERATE.





END