Syrian army UAVs targeted Syrian Democratic Forces (SDF) reinforcements arriving at Tishrin dam in Aleppo countryside between 2:46 PM and 3:45 PM UTC on January 15, with SDF stating six UAVs fired at Hac Hüseyin, Kışla, and Syriatel hills, according to X posts by BarracudaVol1 and SDF_Syria. Turkish Akıncı drones were spotted flying between Deir Hafer and Maskanah during the same period, per SDF_Syria and NotWoofers. The SDF military statement described Turkish Akıncı drones participating in monitoring and airstrikes amid an ongoing military escalation in the Deir Hafer region by Damascus factions. Syrian army forces monitored the Deir Hafer gate, with visibility over the entire town, as reported by BarracudaVol1 on X. These developments follow SDF official Elham Ahmed's report earlier on January 15 of Damascus sending large reinforcements to Deir Hafer and Maskanah, according to the War Observatory-SDF channel in the previous reporting window ending at 2:45 PM UTC. The Autonomous Administration had announced closure of crossings to government areas in Tabqa, Raqqa, and Deir ez-Zor until further notice.