2025b

An Erie lake-effect snow warning is issued when there is the potential for heavy snow accumulation due to the lake-effect snow phenomenon. Lake-effect snow occurs when cold air moves across a relatively warm lake, picking up moisture and forming clouds. These clouds can then produce heavy snow when they reach land. Erie lake-effect snow warnings are typically issued during the winter months when the temperature difference between the lake and the air is greatest. In 2025, there were several Erie lake-effect snow warnings issued, resulting in significant snowfall in the areas around Lake Erie.

Lake-effect snow can be a hazard, causing, power outages, and other disruptions. However, it can also be beneficial, providing much-needed moisture to the region. The snowmelt from lake-effect snow can also help to recharge groundwater supplies. Erie lake-effect snow warnings are an important tool for keeping the public informed about the potential for heavy snow and helping them to prepare for the associated hazards.

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