Sudden downpour (10)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">sudden downpour</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for cloudburst that I've seen before include "storm" , "dramatic downfall" , "Sudden, heavy downpour" , "sudden shower" , "Sudden rainstorm" .)
(Other definitions for squall that I've seen before include "Sudden brief storm" , "Sudden storm of wind and rain, or a baby's cry" , "Sudden strong wind" , "Brief violent storm" , "Yell" .)