squall

1. (often nautical) A sudden storm, as found in a squall line.Examples: "Luckily she wasn’t there any more, no one was, when he returned from the Caribbean carnival damp-hatted and soaked through after being caught unprepared by a squall of hard, hot rain."; "With reports of the Japanese forces bearing down on them confirmed, Rear Admiral Sprague orders his ships east, heading towards a series of rain squalls, hoping for concealment. This will hopefully delay the Japanese closing the range, and also draw them away from the much-more-vulnerable landing ships."often

2. (meteorology) A squall line, multicell line, or part of a squall line.