What Exactly Is The Jet Stream The jet stream, or any wind, is the result of differences in surface temperature. In simple ...

Heavy rain, seen here in London on 13 August, could be on its way back to the UK later in August. (Getty Images) A "jet streak" caused by Hurricane Erin could bring a "big change" to the UK's weather ...

Climate scientists have long watched the jet stream with fascination and growing concern. These rivers of air racing across our planet at altitudes of roughly 5-9 miles dictate much of our day-to-day ...