FPCN11 CWTO 120244 AAI UPDATED FORECASTS FOR SOUTHERN ONTARIO AND THE NATIONAL CAPITAL REGION ISSUED BY ENVIRONMENT CANADA AT 9:43 P.M. EST THURSDAY 11 DECEMBER 2025 FOR TONIGHT FRIDAY AND FRIDAY NIGHT. THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:00 A.M. EST FRIDAY. WATFORD - PINERY PARK - EASTERN LAMBTON COUNTY. TONIGHT..FLURRIES ENDING NEAR MIDNIGHT THEN PARTLY CLOUDY WITH 40 PERCENT CHANCE OF FLURRIES. LOCAL AMOUNT 5 CM. LOCAL BLOWING SNOW THIS EVENING. WIND NORTHWEST 30 KM/H GUSTING TO 50 BECOMING LIGHT LATE THIS EVENING. LOW MINUS 11. WIND CHILL MINUS 10 THIS EVENING AND MINUS 16 OVERNIGHT. FRIDAY..A MIX OF SUN AND CLOUD. WIND BECOMING WEST 20 KM/H IN THE MORNING. HIGH MINUS 3. WIND CHILL MINUS 18 IN THE MORNING AND MINUS 7 IN THE AFTERNOON. UV INDEX 1 OR LOW. FRIDAY NIGHT..CLOUDY. 40 PERCENT CHANCE OF FLURRIES OVERNIGHT. WIND UP TO 15 KM/H. LOW MINUS 8 WITH TEMPERATURE RISING TO MINUS 4 BY MORNING. WIND CHILL MINUS 12 IN THE EVENING. STRATHROY - KOMOKA - WESTERN MIDDLESEX COUNTY. TONIGHT..FLURRIES ENDING NEAR MIDNIGHT THEN MAINLY CLOUDY WITH 40 PERCENT CHANCE OF FLURRIES. LOCAL AMOUNT 5 CM. LOCAL BLOWING SNOW THIS EVENING. WIND NORTHWEST 30 KM/H GUSTING TO 50 BECOMING LIGHT LATE THIS EVENING. LOW MINUS 11. WIND CHILL MINUS 10 THIS EVENING AND MINUS 16 OVERNIGHT. FRIDAY..A MIX OF SUN AND CLOUD. WIND UP TO 15 KM/H. HIGH MINUS 4. WIND CHILL MINUS 16 IN THE MORNING AND MINUS 6 IN THE AFTERNOON. UV INDEX 1 OR LOW. FRIDAY NIGHT..PARTLY CLOUDY. BECOMING CLOUDY NEAR MIDNIGHT. 40 PERCENT CHANCE OF FLURRIES OVERNIGHT. WIND BECOMING WEST 20 KM/H GUSTING TO 40 AFTER MIDNIGHT. LOW MINUS 8 WITH TEMPERATURE RISING TO MINUS 4 BY MORNING. WIND CHILL NEAR MINUS 13. LONDON - PARKHILL - EASTERN MIDDLESEX COUNTY. TONIGHT..FLURRIES AND LOCAL SNOW SQUALLS ENDING AFTER MIDNIGHT THEN MAINLY CLOUDY WITH 40 PERCENT CHANCE OF FLURRIES. LOCAL AMOUNT 5 TO 10 CM. LOCAL BLOWING SNOW THIS EVENING. WIND NORTHWEST 30 KM/H GUSTING TO 50 BECOMING LIGHT LATE THIS EVENING. WIND BECOMING WEST 20 BEFORE MORNING. LOW MINUS 10. WIND CHILL MINUS 10 THIS EVENING AND MINUS 17 OVERNIGHT. FRIDAY..A MIX OF SUN AND CLOUD. WIND BECOMING WEST 20 KM/H NEAR NOON. HIGH MINUS 3. WIND CHILL MINUS 13 IN THE MORNING AND MINUS 6 IN THE AFTERNOON. UV INDEX 1 OR LOW. FRIDAY NIGHT..MAINLY CLOUDY. 40 PERCENT CHANCE OF FLURRIES OVERNIGHT. WIND BECOMING SOUTHWEST 20 KM/H BEFORE MORNING. LOW MINUS 8 WITH TEMPERATURE RISING TO MINUS 3 BY MORNING. WIND CHILL MINUS 13 IN THE EVENING. GODERICH - BLUEWATER - SOUTHERN HURON COUNTY. TONIGHT..FLURRIES ENDING BEFORE MORNING THEN MAINLY CLOUDY WITH 40 PERCENT CHANCE OF FLURRIES. LOCAL SNOW SQUALLS LATE THIS EVENING. LOCAL AMOUNT 5 TO 10 CM. LOCAL BLOWING SNOW THIS EVENING. WIND NORTHWEST 30 KM/H GUSTING TO 50. LOW MINUS 8. WIND CHILL NEAR MINUS 15. FRIDAY..CLOUDY WITH 40 PERCENT CHANCE OF FLURRIES. WIND WEST 20 KM/H BECOMING LIGHT IN THE AFTERNOON. HIGH MINUS 1. WIND CHILL MINUS 13 IN THE MORNING AND MINUS 6 IN THE AFTERNOON. UV INDEX 1 OR LOW. FRIDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF FLURRIES IN THE EVENING AND AFTER MIDNIGHT. FLURRIES BEGINNING AFTER MIDNIGHT. LOCAL AMOUNT 2 CM. WIND WEST 40 KM/H GUSTING TO 60. LOW MINUS 6. WIND CHILL MINUS 9 IN THE EVENING AND MINUS 14 OVERNIGHT. INNISFIL - NEW TECUMSETH - ANGUS. TONIGHT..FLURRIES MIXED WITH LOCAL SNOW SQUALLS LATE THIS EVENING AND ENDING OVERNIGHT THEN MAINLY CLOUDY WITH 40 PERCENT CHANCE OF FLURRIES. LOCAL AMOUNT 5 TO 10 CM. LOCAL BLOWING SNOW THIS EVENING. WIND NORTHWEST 30 KM/H GUSTING TO 50 BECOMING LIGHT LATE THIS EVENING. LOW MINUS 12. WIND CHILL MINUS 20 THIS EVENING AND MINUS 14 OVERNIGHT. FRIDAY..CLOUDY WITH 40 PERCENT CHANCE OF FLURRIES. WIND UP TO 15 KM/H. HIGH ZERO. WIND CHILL MINUS 14 IN THE MORNING. UV INDEX 1 OR LOW. FRIDAY NIGHT..MAINLY CLOUDY WITH 30 PERCENT CHANCE OF FLURRIES. WIND UP TO 15 KM/H. LOW MINUS 8. WIND CHILL MINUS 8 IN THE EVENING AND MINUS 13 OVERNIGHT. BARRIE - COLLINGWOOD - HILLSDALE. TONIGHT..FLURRIES. LOCAL SNOW SQUALLS LATE THIS EVENING. LOCAL AMOUNT 5 TO 10 CM. LOCAL BLOWING SNOW THIS EVENING. WIND NORTHWEST 30 KM/H GUSTING TO 50 BECOMING LIGHT LATE THIS EVENING. LOW MINUS 13. WIND CHILL MINUS 21 THIS EVENING AND MINUS 15 OVERNIGHT. FRIDAY..FLURRIES. LOCAL AMOUNT 2 CM. WIND BECOMING NORTHWEST 20 KM/H GUSTING TO 40 IN THE MORNING THEN LIGHT NEAR NOON. HIGH MINUS 1. WIND CHILL MINUS 15 IN THE MORNING AND MINUS 3 IN THE AFTERNOON. FRIDAY NIGHT..FLURRIES ENDING IN THE EVENING THEN MAINLY CLOUDY WITH 30 PERCENT CHANCE OF FLURRIES IN THE EVENING AND AFTER MIDNIGHT. A FEW FLURRIES BEGINNING OVERNIGHT. WIND SOUTHWEST 20 KM/H BECOMING LIGHT LATE IN THE EVENING. LOW MINUS 7. WIND CHILL MINUS 3 IN THE EVENING AND MINUS 12 OVERNIGHT. REMAINDER UNCHANGED. END