Flooding closed a lane of the QEW in Niagara-on-the-Lake after a heavy downpour this evening.
The QEW Fort Erie bound at Glendale Ave, left lane and shoulder were blocked for about 20 min. after a storm moved across the region.
Niagara remains under a severe thunderstorm warning.
Environment Canada meteorologists are tracking a severe thunderstorm capable of producing up to nickel size hail located near St. Catharines, moving east at 35 km/h.
Officials say winds of 90 km/h and nickel size hail are possible.