yellow warning - rainfall - in effect Rainfall, combined with melting snow, is expected. The frozen ground has a reduced ability to absorb this rainfall. What: Total rainfall amounts of 20 to 30 mm. When: Continuing through early Friday morning. Additional information: Rain will continue through tonight before changing over to snow early Friday morning as temperatures rapidly fall below the freezing mark. Roofs of weak structures are at an increased risk of collapse under the weight of snow. For information concerning flooding, please consult your local Conservation Authority or Ontario Ministry of Natural Resources office. Visit Ontario.ca/floods for the latest details. ### Water will likely pool on roads and in low-lying areas. 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.