FPCN11 CWUL 191942 FORECASTS FOR WESTERN QUEBEC ISSUED BY ENVIRONMENT CANADA AT 3:45 P.M. EDT TUESDAY 19 MAY 2026 FOR TONIGHT WEDNESDAY AND WEDNESDAY NIGHT. THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:00 A.M. EDT WEDNESDAY. METRO MONTREAL - LAVAL. TONIGHT..MAINLY CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. WIND SOUTHWEST 40 KM/H GUSTING TO 60 DIMINISHING TO 20 GUSTING TO 40 NEAR MIDNIGHT. LOW 20. WEDNESDAY..MAINLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS EARLY IN THE MORNING. CLEARING IN THE AFTERNOON. WIND WEST 30 KM/H GUSTING TO 50. HIGH 25. HUMIDEX 28. UV INDEX 8 OR VERY HIGH. WEDNESDAY NIGHT..A FEW CLOUDS. WIND NORTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT NEAR MIDNIGHT. LOW 6. VAUDREUIL - SOULANGES - HUNTINGDON. TONIGHT..MAINLY CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. WIND SOUTHWEST 40 KM/H GUSTING TO 60 DIMINISHING TO 20 GUSTING TO 40 NEAR MIDNIGHT. LOW 20. WEDNESDAY..MAINLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS IN THE MORNING. CLEARING IN THE AFTERNOON. WIND WEST 30 KM/H GUSTING TO 50. HIGH 25. HUMIDEX 27. UV INDEX 8 OR VERY HIGH. WEDNESDAY NIGHT..A FEW CLOUDS. WIND NORTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT NEAR MIDNIGHT. LOW 6. RICHELIEU VALLEY - SAINT-HYACINTHE. TONIGHT..MAINLY CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. WIND SOUTHWEST 40 KM/H GUSTING TO 60. LOW 20. WEDNESDAY..MAINLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS IN THE MORNING. CLEARING IN THE AFTERNOON. WIND WEST 30 KM/H GUSTING TO 50. HIGH 25. HUMIDEX 28. UV INDEX 8 OR VERY HIGH. WEDNESDAY NIGHT..A FEW CLOUDS. WIND NORTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT NEAR MIDNIGHT. LOW 6. LANAUDIERE. TONIGHT..CLOUDY. A FEW SHOWERS BEGINNING EARLY THIS EVENING AND ENDING NEAR MIDNIGHT THEN 40 PERCENT CHANCE OF SHOWERS OVERNIGHT. RISK OF A THUNDERSTORM EARLY THIS EVENING. WIND SOUTHWEST 40 KM/H GUSTING TO 60 DIMINISHING TO 20 NEAR MIDNIGHT. LOW 20. WEDNESDAY..MAINLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS EARLY IN THE MORNING. CLEARING IN THE AFTERNOON. WIND WEST 30 KM/H GUSTING TO 50. HIGH 24. HUMIDEX 28. UV INDEX 8 OR VERY HIGH. WEDNESDAY NIGHT..A FEW CLOUDS. WIND NORTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT NEAR MIDNIGHT. LOW PLUS 5. LACHUTE - SAINT-JEROME. TONIGHT..CLOUDY. A FEW SHOWERS BEGINNING EARLY THIS EVENING AND ENDING NEAR MIDNIGHT THEN 30 PERCENT CHANCE OF SHOWERS OVERNIGHT. RISK OF A THUNDERSTORM EARLY THIS EVENING. WIND SOUTHWEST 40 KM/H GUSTING TO 60 DIMINISHING TO 20 GUSTING TO 40 NEAR MIDNIGHT. LOW 19. WEDNESDAY..MAINLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS EARLY IN THE MORNING. CLEARING IN THE AFTERNOON. WIND WEST 30 KM/H GUSTING TO 50. HIGH 21. HUMIDEX 25. UV INDEX 8 OR VERY HIGH. WEDNESDAY NIGHT..A FEW CLOUDS. WIND NORTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT NEAR MIDNIGHT. LOW PLUS 5. LAURENTIANS. TONIGHT..CLOUDY. A FEW SHOWERS BEGINNING EARLY THIS EVENING AND ENDING NEAR MIDNIGHT THEN 40 PERCENT CHANCE OF SHOWERS OVERNIGHT. RISK OF A THUNDERSTORM THIS EVENING. WIND SOUTHWEST 30 KM/H GUSTING TO 50. LOW 18. WEDNESDAY..CLOUDY. 40 PERCENT CHANCE OF SHOWERS IN THE MORNING. BECOMING A MIX OF SUN AND CLOUD NEAR NOON. WIND WEST 30 KM/H GUSTING TO 50. TEMPERATURE FALLING TO 12 IN THE AFTERNOON. UV INDEX 8 OR VERY HIGH. WEDNESDAY NIGHT..PARTLY CLOUDY. WIND NORTHWEST 20 KM/H BECOMING LIGHT LATE IN THE EVENING. LOW PLUS 2. MONT-TREMBLANT PARK - SAINT-MICHEL-DES-SAINTS. TONIGHT..CLOUDY. A FEW SHOWERS BEGINNING EARLY THIS EVENING AND ENDING NEAR MIDNIGHT THEN 40 PERCENT CHANCE OF SHOWERS OVERNIGHT. RISK OF THUNDERSTORMS THIS EVENING. WIND SOUTHWEST 30 KM/H GUSTING TO 50 BECOMING LIGHT NEAR MIDNIGHT. LOW 17. WEDNESDAY..MAINLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS IN THE MORNING. WIND BECOMING NORTHWEST 20 KM/H GUSTING TO 40 IN THE MORNING. TEMPERATURE FALLING TO 10 IN THE AFTERNOON. UV INDEX 7 OR HIGH. WEDNESDAY NIGHT..MAINLY CLOUDY. WIND NORTHWEST 20 KM/H BECOMING LIGHT LATE IN THE EVENING. LOW PLUS 1. MONT-LAURIER. TONIGHT..CLOUDY. SHOWERS OR THUNDERSTORMS BEGINNING EARLY THIS EVENING AND ENDING NEAR MIDNIGHT THEN 40 PERCENT CHANCE OF SHOWERS OVERNIGHT. RISK OF A SEVERE THUNDERSTORM THIS EVENING. WIND SOUTHWEST 30 KM/H GUSTING TO 50 BECOMING LIGHT NEAR MIDNIGHT. LOW 18. WEDNESDAY..MAINLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS IN THE MORNING. WIND NORTHWEST 30 KM/H. TEMPERATURE FALLING TO 10 IN THE AFTERNOON. UV INDEX 7 OR HIGH. WEDNESDAY NIGHT..MAINLY CLOUDY. WIND NORTHWEST 20 KM/H BECOMING LIGHT IN THE EVENING. LOW PLUS 2. LA VERENDRYE WILDLIFE RESERVE. TONIGHT..SHOWERS OR THUNDERSTORMS ENDING LATE THIS EVENING THEN CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. RISK OF A SEVERE THUNDERSTORM THIS EVENING. WIND SOUTHWEST 30 KM/H GUSTING TO 50 BECOMING LIGHT LATE THIS EVENING. LOW 9. WEDNESDAY..CLOUDY. 40 PERCENT CHANCE OF SHOWERS IN THE MORNING. WIND NORTHWEST 30 KM/H. TEMPERATURE FALLING TO PLUS 5 IN THE MORNING THEN STEADY. UV INDEX 5 OR MODERATE. WEDNESDAY NIGHT..MAINLY CLOUDY. WIND NORTHWEST 20 KM/H BECOMING LIGHT IN THE EVENING. LOW ZERO. UPPER GATINEAU - LIEVRE - PAPINEAU. TONIGHT..CLOUDY. SHOWERS OR THUNDERSTORMS BEGINNING EARLY THIS EVENING AND ENDING LATE THIS EVENING THEN 40 PERCENT CHANCE OF SHOWERS LATE THIS EVENING AND OVERNIGHT. RISK OF A SEVERE THUNDERSTORM THIS EVENING. WIND SOUTHWEST 30 KM/H GUSTING TO 50 BECOMING LIGHT LATE THIS EVENING. LOW 17. WEDNESDAY..CLOUDY. 40 PERCENT CHANCE OF SHOWERS EARLY IN THE MORNING. BECOMING A MIX OF SUN AND CLOUD NEAR NOON. WIND NORTHWEST 30 KM/H. TEMPERATURE FALLING TO 12 IN THE AFTERNOON. UV INDEX 8 OR VERY HIGH. WEDNESDAY NIGHT..PARTLY CLOUDY. WIND NORTHWEST 20 KM/H BECOMING LIGHT IN THE EVENING. LOW PLUS 1. PONTIAC. TONIGHT..SHOWERS OR THUNDERSTORMS ENDING THIS EVENING THEN CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. RISK OF A SEVERE THUNDERSTORM EARLY THIS EVENING. WIND SOUTHWEST 30 KM/H GUSTING TO 50 BECOMING LIGHT LATE THIS EVENING. LOW 17. WEDNESDAY..MAINLY CLOUDY. 40 PERCENT CHANCE OF SHOWERS EARLY IN THE MORNING. WIND NORTHWEST 20 KM/H GUSTING TO 40. TEMPERATURE FALLING TO 11 IN THE AFTERNOON. UV INDEX 7 OR HIGH. WEDNESDAY NIGHT..PARTLY CLOUDY. WIND NORTHWEST 20 KM/H BECOMING LIGHT IN THE EVENING. LOW PLUS 3 WITH RISK OF FROST. TEMISCAMINGUE. TONIGHT..SHOWERS ENDING OVERNIGHT THEN CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. THUNDERSTORMS EARLY THIS EVENING. RISK OF A SEVERE THUNDERSTORM EARLY THIS EVENING. WIND SOUTHWEST 30 KM/H GUSTING TO 50 BECOMING LIGHT THIS EVENING. LOW PLUS 3. WEDNESDAY..CLOUDY. 40 PERCENT CHANCE OF SHOWERS EARLY IN THE MORNING. WIND NORTHWEST 20 KM/H GUSTING TO 40. HIGH 7. UV INDEX 5 OR MODERATE. WEDNESDAY NIGHT..MAINLY CLOUDY. CLEARING NEAR MIDNIGHT. WIND NORTHWEST 20 KM/H BECOMING LIGHT IN THE EVENING. LOW PLUS 1 WITH RISK OF FROST. ABITIBI. TONIGHT..SHOWERS ENDING OVERNIGHT THEN CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. RISK OF A THUNDERSTORM EARLY THIS EVENING. WIND SOUTHWEST 30 KM/H GUSTING TO 50 BECOMING LIGHT EARLY THIS EVENING. LOW PLUS 3. WEDNESDAY..CLOUDY. 40 PERCENT CHANCE OF SHOWERS IN THE MORNING. WIND NORTHWEST 20 KM/H GUSTING TO 40. HIGH PLUS 5. UV INDEX 5 OR MODERATE. WEDNESDAY NIGHT..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF FLURRIES. WIND NORTHWEST 20 KM/H BECOMING LIGHT IN THE EVENING. LOW MINUS 3. WIND CHILL MINUS 5 OVERNIGHT. PARENT - GOUIN RESERVOIR. TONIGHT..A FEW SHOWERS ENDING NEAR MIDNIGHT THEN CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. RISK OF A THUNDERSTORM THIS EVENING. WIND SOUTHWEST 30 KM/H GUSTING TO 50 BECOMING LIGHT NEAR MIDNIGHT. LOW 14. WEDNESDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. WIND NORTHWEST 20 KM/H GUSTING TO 40. TEMPERATURE FALLING TO PLUS 5 IN THE AFTERNOON. UV INDEX 5 OR MODERATE. WEDNESDAY NIGHT..CLOUDY. 40 PERCENT CHANCE OF RAIN SHOWERS CHANGING TO 40 PERCENT CHANCE OF FLURRIES IN THE EVENING. WIND NORTHWEST 20 KM/H BECOMING LIGHT IN THE EVENING. LOW MINUS 2. WIND CHILL MINUS 7 OVERNIGHT. MATAGAMI. TONIGHT..PERIODS OF RAIN ENDING OVERNIGHT THEN CLOUDY WITH 40 PERCENT CHANCE OF FLURRIES. WIND NORTHWEST 20 KM/H GUSTING TO 40. LOW PLUS 2. WEDNESDAY..CLOUDY WITH 40 PERCENT CHANCE OF FLURRIES. WIND NORTHWEST 30 KM/H GUSTING TO 50. TEMPERATURE STEADY NEAR PLUS 2. UV INDEX 4 OR MODERATE. WEDNESDAY NIGHT..MAINLY CLOUDY WITH 40 PERCENT CHANCE OF FLURRIES. WIND NORTHWEST 20 KM/H BECOMING LIGHT IN THE EVENING. LOW MINUS 3. WIND CHILL MINUS 6 OVERNIGHT. WASKAGANISH. TONIGHT..PERIODS OF RAIN CHANGING TO PERIODS OF LIGHT SNOW OVERNIGHT. WIND NORTHEAST 20 KM/H GUSTING TO 40 BECOMING NORTHWEST 20 GUSTING TO 40 NEAR MIDNIGHT. LOW PLUS 1. WEDNESDAY..PERIODS OF LIGHT SNOW. WIND NORTHWEST 30 KM/H GUSTING TO 50. TEMPERATURE STEADY NEAR ZERO. UV INDEX 2 OR LOW. WEDNESDAY NIGHT..CLOUDY. 40 PERCENT CHANCE OF FLURRIES IN THE EVENING. BECOMING PARTLY CLOUDY AFTER MIDNIGHT. WIND NORTHWEST 20 KM/H GUSTING TO 40 BECOMING LIGHT IN THE EVENING. LOW MINUS 3. WIND CHILL NEAR MINUS 8. END