Trouble close to raging fire out of control (5)
I believe the answer is:
grief
'trouble' is the definition.
(thesaurus)
'close to raging fire out of control' is the wordplay.
'close to' indicates one should take the final letters (the close/ending of).
'out of control' indicates an anagram.
The last letter of 'raging' is 'g'.
'fire' is an anagram of 'rief'.
'g'+'rief'='GRIEF'
(Other definitions for grief that I've seen before include "Deep sadness" , "Heartbreak" , "Distress" , "Anguish" , "Deep sorrow" .)