The Kenya Government declared drought affecting parts of the country a national disaster in September 2021. These drought conditions resulted from three consecutive below-average rainy seasons beginning with the October–December 2020 rainy season. Consequently, 3.5 million people are estimated to face acute food insecurity and need humanitarian assistance in March–May 2022. This report highlights the impact of the current drought on marginalised communities in Kenya's arid and semi-arid lands (ASALs). It examines their pre-existing socioeconomic vulnerabilities and humanitarian needs. It also analyses the possible progression of drought based on climate outlooks.