Tornado watch in effect for parts of NY, Pennsylvania

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NEW YORK -- A tornado watch has been issued for much of upstate New York and parts of Pennsylvania as a potentially tumultuous storm looms over the region Monday, according to the National Weather Service.

The following New York counties are under the watch, which is set to expire at 8 p.m.:

Albany, Broome, Chemung, Chenango, Columbia, Cortland, Delaware, Dutchess, Fulton, Greene, Hamilton, Herkimer, Madison, Montgomery, Oneida, Onondaga, Otsego, Rensselaer, Saratoga, Schenectady, Schoharie, Sullivan, Tioga, Tompkins, Ulster, Warren, and Washington.

Pennsylvania counties under the watch include Pike, Bradford, Wyoming, Lackawanna, Susequehanna, Luzerne, and Wayne. Berkshire County in Massachusetts is also under the watch.

A tornado watch is issued when conditions are expected to be favorable for the funnel clouds to develop, according to the NWS. Residents in the effected counties are urged to pay close attention to their local forecasts.

Warm, humid are is returning to the region Monday, bringing with it a chance of showers and strong thunderstorms, especially north and west of New York City, according to the PIX11 News Weather Center. The chance of thunderstorms will continue into Tuesday afternoon.

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