For your protection move to an interior room on the lowest floor of a building.

At 548 PM EDT, Doppler radar was tracking a strong thunderstorm over Tarrytown, moving southeast at 10 mph. HAZARD...Wind gusts up to 40 mph and nickel size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to outdoor objects is possible. Locations impacted include... Yonkers, White Plains, Tarrytown, Dobbs Ferry, Nyack, Tappan, Harrison, Scarsdale, Bronxville, Norwood, Hawthorne, Orangeburg, Upper Nyack, Eastchester, and Rye Brook.