Situation Update No. 3: Escalation of hostilities and displacement across Yemen Update No. 3 | As of 21 September 2026 | Reporting period: 1 August –20 September 2026 | Countrywide

Country: Yemen Source: UN Office for the Coordination of Humanitarian Affairs Please refer to the attached file. KEY HIGHLIGHTS A total of 128,382 people (21,397 households) were displaced between 1 August and 20 September New arrivals continue. DTM recorded 31,482 newly displaced people in the week of 14–20 September. Civilian casualties continue to be verified across affected governorates. Between 1 August and 22 A total of 90,600 IDPs (12,956 households) have been assisted. The implemented re