FPCN11 CWTO 201249 AAC UPDATED FORECASTS FOR SOUTHERN ONTARIO AND THE NATIONAL CAPITAL REGION ISSUED BY ENVIRONMENT CANADA AT 8:48 A.M. EDT FRIDAY 20 MARCH 2026 FOR TODAY AND SATURDAY. THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 11:00 A.M. EDT. MISSISSAUGA - BRAMPTON. TODAY..PERIODS OF FREEZING RAIN CHANGING TO PERIODS OF RAIN AND ENDING THIS AFTERNOON THEN CLOUDY WITH 40 PERCENT CHANCE OF RAIN SHOWERS. HIGH 7. UV INDEX 1 OR LOW. TONIGHT..CLOUDY. 40 PERCENT CHANCE OF SHOWERS EARLY THIS EVENING. FOG PATCHES DEVELOPING NEAR MIDNIGHT. LOW ZERO. SATURDAY..CLOUDY. FOG PATCHES DISSIPATING IN THE MORNING. HIGH PLUS 4. UV INDEX 3 OR MODERATE. VAUGHAN - RICHMOND HILL - MARKHAM. TODAY..PERIODS OF FREEZING RAIN CHANGING TO PERIODS OF RAIN AND ENDING THIS AFTERNOON THEN CLOUDY WITH 40 PERCENT CHANCE OF RAIN SHOWERS. WIND EAST 20 KM/H BECOMING NORTH 20 THIS AFTERNOON. HIGH 6. UV INDEX 1 OR LOW. TONIGHT..CLOUDY. 40 PERCENT CHANCE OF SHOWERS EARLY THIS EVENING. FOG PATCHES DEVELOPING NEAR MIDNIGHT. WIND NORTH 20 KM/H BECOMING LIGHT THIS EVENING. LOW MINUS 2. WIND CHILL MINUS 6 OVERNIGHT. SATURDAY..CLOUDY. FOG PATCHES DISSIPATING IN THE MORNING. WIND UP TO 15 KM/H. HIGH PLUS 3. WIND CHILL MINUS 6 IN THE MORNING. UV INDEX 3 OR MODERATE. REMAINDER UNCHANGED. END