Petrais the Manager of NIWA’s Climate, Atmosphere and Hazards platform. She works closely with Chief Scientist - Climate, Atmosphere and Hazards (Dr Andrew Tait) to manage NIWA’s stakeholder relationships in the climate change space, set strategic research directions for the Climate, Atmosphere and Hazards platform, and support NIWA scientists. She is involved with providing climate change guidance and data to local government, iwi and businesses and regularly speaks to community and industry groups, schools and local government about climate change impacts. She is involved with efforts to make NIWA’s climate change work more accessible to the public, through digital formats (website, video), media, and outreach. She is a contributing author of the IPCC Sixth Assessment WGII Report, a member of the WMO Expert Team on Climate Data Management Systems, and the Auckland Vice President of the New Zealand Meteorological Society. She was seconded part-time to DOC in 2019, working on a climate change adaptation action plan.