The Jet Stream is a geostrophic wind blowing horizontally through the upper layers of the troposphere, generally from west to east, at an altitude of 20,000 - 50,000 feet.
The Jet Stream National Oceanic and Atmospheric Administration
The Jet Stream National Oceanic and Atmospheric Administration
How the jet stream is expediting flights across the Atlantic
Geostrophic and Jet Stream
What we talk about when we talk about the jet stream and El Niño
Jet Stream Paramount Business Jets
What is the jet stream?
This image shows a practical example of the effects of jet stream
Jet Streams & Polar Front, Definition & Causes - Lesson
What is the jet stream?
Understanding the Jetstream and how it affects bigger storm systems