Active Weather Alerts
Yellow Warning - Flash Freeze
Issued: 8:15 PM Dec. 16, 2025 – Environment and Climate Change Canada
Temperatures are forecast to fall rapidly. Ponding water, slush, and any falling precipitation will freeze as the temperature drops. What: Temperatures rapidly falling below freezing leading to icy conditions. When: This evening into tonight. Additional information: Temperatures are expected to reach the low to mid single digits this afternoon into this evening. A sharp cold front will push through the area this evening leading to a rapid drop in temperatures to below the freezing mark. Overnight lows are expected to be anywhere from -10 to -18 degrees Celsius. ### Roads and walkways may quickly become icy and slippery. Icy surfaces will likely form quickly and could be difficult to detect. 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. For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.
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