NOTTINGHAM, MD—The National Weather Service has issued a fourth Tornado Warning for Baltimore County.

The new warning covers Perry Hall, Nottingham, White Marsh, Rosedale, Rossville, and Middle River and will be in effect until 3:45 p.m.

At 310 PM EDT, a severe thunderstorm capable of producing a tornado was located over Sparrows Point, moving north at 25 mph.

For those in the direct path of a tornado touchdown, flying debris will be dangerous to those caught without shelter. Damage to roofs, siding, and windows may occur.

Mobile homes may be damaged or destroyed. Tree damage is likely.

A list of other Baltimore County Tornado Warnings can be found here.