Sarah O'Reilly
- Foilsithe: 20 Aibreán 2023
- An t-eolas is déanaí: 4 Feabhra 2025

Sarah O'Reilly has responsibility at Assistant Director level for leadership and decision making on programmes, policies, budgets and people management across Met Éireann; overall strategic planning of Met Éireann’s operational, administrative and scientific / technical activities; overall oversight of performance measurement and quality assurance for Met Éireann, direct line management responsibility for Senior Meteorologist/Heads of Divisions; provision of scientific and technical direction, innovation and leadership, Maintaining and developing relevant engagements with external organisations and groupings; representing Ireland and Met Éireann to various international meteorological organisations; deputising for the Director as necessary.