convective activity

American  

noun

Meteorology.

1. any manifestation of convection in the atmosphere, as hail or thunderstorms.

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Example Sentences

“Along with a threat of new starts, strong, erratic outflow winds from convective activity can affect fire spread and are a threat to firefighter safety,” the Forest Service wrote in a news release.

From Los Angeles Times

A report by Singapore's Transport Safety Investigation Bureau found that the plane was "likely flying over an area of developing convective activity" over south Myanmar, leading to "19 seconds of extreme turbulence that included a drop of 178 feet in just under five seconds".

From BBC

“When you introduce thunderstorms or convective activity,” she said, “that’s a wild card about how it’s going to affect a fire.”

From Los Angeles Times

Radar would guide him into Earl's core where rain falls down, surrounded by the circling storm's convective activity that pulls moisture up into the air.

From US News