Sara Tonks

1 month ago | weather.com | Jonathan Belles |Jonathan Erdman |Sara Tonks

Severe weather outbreaks increase in frequency this time of year as the ingredients that can fuel explosive severe storms - wind shear, lift, instability and moisture - become readily available over the United States. By Jonathan Belles, Jonathan Erdman, and Sara Tonks less than an hour ago New Storm, Severe Outbreak Possible This WeekAs things warm up this time of year, the threat of severe weather outbreaks starts to ramp up as well.