TORONTO — Air Canada and Porter Airlines have travel alerts due to weather this morning.

Air Canada has low ceiling warnings for New York and Newark airports (EWR, JFK, LGA), Baltimore (BWI), Castlegar (YCG), Philadelphia (PHL) and Washington (DCA).

Porter Airlines has a similar warning on its website for Newark (EWR) and Toronto (YTZ).

For more information go to flyporter.com and aircanada.com/en/travelinfo/before/operation/index.html.