“When I related to them how, on one jump, I was caught in a thermal updraft and was actually going up instead of down, they laughed in disbelief.”

“The best view of a mesocyclone is normally from a location east of the updraft, looking west.”

“The rear part of the storm is where tornadoes are likely to spawn as the downdraft in the flanking line meets the rotating updraft.”

“In microgravity there is no updraught and so a flame assumes a diffuse spherical shape around the combustion source.”

“Equipped with multi-stage chimneys, the lamps offered a better updraught and remained cleaner for longer.”

“The total Catering and Food Service is experiencing a continuous updraught, and this was clearly noticeable on all days of the fair.”

“In some cases, intense updrafts prevent the rain-cooled air from forming the downdraft.”

“Downdrafts, updrafts, backwinds, and eddies are subtle, less easily observed factors that affect the scent trail.”

“Huge, black vultures soar over canyon, desert and forest, circling nimbly on updrafts.”