The jet stream, one of the most dramatic forces of nature, was discovered during World War II when aviators first tried to cross the Pacific. This strong wind current is often defined as upper ...

It comes as a stronger-than-normal Pacific jet stream pattern extends over 5,000 miles from Japan to Washington state, an unusual occurrence that will allow weather systems to accumulate more ...

For the next week or two, the jet stream crossing the North Pacific will be abnormally straight and strong. The strongest swath will surpass 200 km/h, and stretch nearly 12,000 kilometres from the ...

The map below shows the jet stream early ... The strongest winds right now are associated with the jet stream coming across the Pacific — some of those winds will be over 200 miles an hour ...

the Pacific jet stream shifts south, often bringing wetter conditions to the Gulf Coast. Conversely, La Niña years occur when these Pacific waters are cooler than average. That tends to push the ...