A polar vortex dipping down from Siberia is bringing a cold front with frigid temperatures to millions Americans. See maps of ...
In Indiana, around zero degrees was likely, the map showed, with temperatures of around three degrees possible in Northern ...
A jet stream of over 200 mph is impacting flights across the eastern United States. The impacts of this can be positive or ...
Forecasters warn that the very cold air sweeping the US in recent ... weather map of its predicted path - showing it heading straight towards Ireland. A forecaster said: "A powerful Jet Stream ...
For both events, you can blame the jet stream – the fast-moving air currents that flow west to east around the globe. In October 2024, the polar jet had buckled, trapping a high-pressure ...