A bulge in the jet stream developing as high pressure builds could create a persistent heat dome lingering well into August. Thunderstorms could bring hail downpours from southern Nebraska to Canada, ...

Add Yahoo as a preferred source to see more of our stories on Google. Bouts of severe weather coupled with unrelenting heat threaten to provide Americans with a tumultuous and possibly deadly weather ...

Bouts of severe weather coupled with unrelenting heat threaten to provide Americans with a tumultuous and possibly deadly weather week, forecasters say. Multiple rounds of thunderstorms will bring ...