Isiah Tropical storm conditions likely in White Plains and Westchester County today. . Becoming windy with thunderstorms likely. Rainfall will be heavy at times. High 77F. SE winds at 10 to 20 mph, increasing to 25 to 40 mph. Chance of rain 100%. 1 to 2 inches of rain expected. WPCNR advises stowing lawn deck and balcony furniture in expectation of wind gusts towards evening.