It may be the May long weekend, but all of Nova Scotia is under a frost advisory issued by Environment Canada. 

Environment Canada has issued a special weather statement for northern, central and eastern Nova Scotia as well as the southern half of Cape Breton Island. 

According to a special weather statement from Environment Canada, the system is expected to move in Thursday night through to Friday.

The agency forecasts wind gusts between 70 km/h and 90 km/h with the highest speeds located along the coast. 

A number of university campuses in Halifax have also announced their closure, including Saint Mary's University and Nova Scotia College of Art and Design.

Environment Canada is asking the public to monitor alerts and forecasts issued in the days to come.

Environment Canada is asking the public to monitor alerts and forecasts issued in the days to come.

The school closures were announced early Wednesday morning ahead of the storm that's expected to bring as much as 35 centimetres to some areas. 

Including the overrun on Sunday, there have been seven so-called "runway excursions" or aircraft overruns at the Halifax airport since 1999.

Environment Canada says there’s potential for 15 to 30 centimetres of snow to hit certain regions of the province.