Wetter-Warnungen, Heisler

frost advisory in effect Patchy frost is expected tonight as temperatures fall to near zero degrees Celsius. ### Frost advisories are issued when temperatures are expected to reach the freezing mark during the growing season, leading to potential damage and destruction to plants and crops. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to [email protected] or tweet reports using #ABStorm. Cover up plants, especially those in frost-prone areas.