Moscow: An Antonov-26 plane with six people onboard, disappeared from radar in Russia’s Khabarovsk region, the nation’s emergency services ministry said on Wednesday.
An Mi-8 helicopter has been deployed to search for the missing plane, reported Sputnik news.
"The An-26 plane with six crew members on board disappeared from radars 38 kilometres [23 miles] south-west of Khabarovsk," a spokesman for emergency services said.
The plane with 6 onboard was conducting a flight to test its communication equipment.
The helicopter of the Russian Federal Air Transport Agency has been sent for a search operation but it is being hampered by poor weather conditions and a lack of daylight.
According to preliminary information, the incident may be blamed on bad weather, the spokesman added.