A frost advisory is issued for St. Augustine with freezing inland temperatures, weekend rain and a cold front expected ...

Frigid air that normally stays trapped in the Arctic has escaped, plunging deep into the United States for an extended visit ...

We’re experiencing an Arctic blast. This Arctic air is a large mass of cold air aloft, typically found over the poles, where it spins in place. Usually, it stays up there due to a strong jet stream in ...

Outgoing US defence secretary Lloyd Austin has announced a $500m (£407m) aid package for Ukraine, including air defence missiles, ammunition and equipment for F-16 fighter jets. It is expected to ...