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,

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,

In the afternoon and evening, isolated storms could become intense fast, with very large hail, destructive wind gusts and even tornadoes possible. Southeastern Minnesota, including the Twin Cities, is under a moderate risk for severe weather.