What:15 to 20 centimetres of snow.When:From this morning into Thursday evening.Where:Ottawa Valley, Laurentians, Lanaudière and Centre-du-Québec.###Travel will likely be challenging. There may be a significant impact on rush hour traffic. Visibility will likely be reduced at times.Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to QCstorm@ec.gc.ca or post reports on X using #QCStorm.For more information about the alerting program, please visit: https://www.canada.ca/en/services/environment/weather/severeweather/weather-alerts/colour-coded-alerts.