One person has been found dead and two others are missing in unprecedented bushfires which have also destroyed at least 100 homes in NSW.

The body of a person was discovered in a vehicle at the Kangawalla fire, near Glen Innes, the Rural Fire Service said on Saturday morning.

“Firefighters have located the remains of a person in a vehicle at the Kangawalla fire, near Glen Innes. Two people remain unaccounted for after yesterday’s bush fires,” the RFS said in a tweet.

AAP