updraft; ascending air current
Meteorological term for a rising column of air. Used in weather reports, aviation, and gliding contexts.
Riding the updraft, the bird soared high.
Gliders use updrafts to gain altitude.
upward trend; rising popularity
Figurative extension: a sustained increase in popularity, influence, or success, often used in business, sports, or entertainment.
His acting career is now riding an upward trend.
Since its release, this new product has been selling well on an upward trend.