Video supposedly showing a couple of seconds of final approach into Yasuj on a ATR a few months ago:
Iranian
Aerospace Forum on Twitter:
Crash site: Near #Semirom, 14NM N of Yasuj (YES/OISY) with high terrains
Last communication: Over IFN at 9:22 AM, crew requested descend to FL170
W/x: Poor condition w heavy wind & snow, OVC090.
One PAX reportedly a no show.
Aircraft overhauled after a few years in storage due to lack of spares, put back in service in November 2017:
This supposedly shows the weather conditions in the area: