The National Weather Service has issued a Severe Thunderstorm Watch for much of Western New York and the Finger Lakes region, effective through 10 p.m. This development follows a day of rapidly building atmospheric instability,

At 3:26 p.m. on Tuesday, the National Weather Service issued a severe thunderstorm watch in effect until 10 p.m. for Allegheny, Armstrong, Beaver, Butler, Clarion, Forest, Greene, Indiana, Jefferson,

Rochester, NY (WHAM) - A severe thunderstorm watch has been issued for all of WNY until 10pm this evening. As is typical in Spring, we'll experience a change from Summer-like air today back to much cooler weather for Wednesday. A cold front crossing WNY this evening will create isolated to widely scattered thunderstorms through 8-9pm.