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Detailed ForecastForecast issued: 11:00 AM EST Saturday 29 November 2025 YELLOW WARNING - SNOWFALL 12:38 PM EST Saturday 29 November 2025 Impact Level: Moderate Forecast Confidence: High Heavy snow is expected. What: Total snowfall amounts near 10 cm with 15 to 20 cm possible over the higher terrain north of Lake Ontario including the Oak Ridges Moraine. When: Beginning tonight and tapering off Sunday afternoon. Additional information: Most areas are expected to see near 10 cm with the potential for 15 to 20 cm over the higher terrain north of Lake Ontario including the Oak Ridges Moraine. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm. In effect for: Vaughan - Richmond Hill - Markham Follow: Today Mainly cloudy. Wind up to 15 km/h. High plus 1. Wind chill minus 4 this morning. UV index 1 or low. Tonight Mainly cloudy with 40 percent chance of flurries this evening and after midnight. Snow beginning after midnight. Amount 5 cm. Wind becoming southeast 30 km/h gusting to 50 late this evening. Low minus 2. Wind chill minus 9 this evening. Sun, 30 Nov Snow changing to rain showers and flurries near noon and ending late in the afternoon then cloudy with 40 percent chance of flurries. Snowfall amount 5 cm except 10 cm over the Oak Ridges Moraine. Wind south 20 km/h gusting to 40 becoming southwest 40 gusting to 60 in the morning. High plus 3. Night Cloudy periods with 30 percent chance of flurries. Low minus 8. Mon, 1 Dec A mix of sun and cloud. High minus 2. Night Cloudy with 30 percent chance of flurries. Low minus 5. Tue, 2 Dec A mix of sun and cloud. High minus 1. Night Clear. Low minus 6. Wed, 3 Dec Cloudy. High minus 1. Night Cloudy with 30 percent chance of flurries. Low minus 7. Thu, 4 Dec A mix of sun and cloud with 30 percent chance of flurries. High minus 4. Night Cloudy periods. Low minus 9. Fri, 5 Dec Cloudy with 30 percent chance of flurries. High minus 4. NormalsMax3°C.Min-4°C. Sunrise7:30 EST Sunset16:43 EST (责任编辑：) |