ExtendWeather has been inspired and guided by the vision of Global Framework for Climate Services (GFCS), WMO, and the committed scientists at ClimSystems Ltd. Collectively we strive to provide a complete weather and climate service for specific client groups that require state-of-the-art scientific approaches and the understanding and in-house access to comprehensive climatological, seasonal and historical data from an array of reputable international sources.

Our high level analytics work is supported by local councils, industries, and leading international institutes and experts, and is conducted in collaboration with climate service providers such as Climate Services Partnership (CSP). All our products and services are supported by strong scientific understanding of data and its possibilities and limitations. We take pride in our depth of knowledge and ability to articulate with clients the most appropriate approach for their diverse array of problems. We are nimble and agile and can develop innovative approaches to complex problems efficiently and thoroughly. Explore our websites and contact us directly with specific problems and projects. We look forward to hearing and working with you.


ExtendWeather is able to provide both off and on-line cover historical climate data analysis, seasonal and sub-seasonal forecasting and longer term climate scenario development; and developed a public website for general seasonal climate forecast products and a subscription service for digital provision of forecast data along with customized services and solutions to wide range of clients. Our services ExtendWeather seasonal forecast services include:

Seasonal/Sub-seasonal Forecasts – Our monthly forecasts and 10 day (or weekly) advisories keep you abreast of the latest model guidance and potential changes to the forecast. ExtendWeather forecasting products are at the intersection of science, technology and commerce that deliver relevant, insightful guidance to clients. Clients can also be supported with exclusive, one-on-one conversations with experienced trans-disciplinary scientists in the ExtendWeather forecasting group who have access to up-to-date data, promote unique insights and discussion about ‘what lies behind the numbers’.

Practical and Comprehensive – ExtendWeather provides detailed one to nine month customized forecast indicators beside traditional temperature and precipitation forecasts. We include wind and solar radiation and derived products such as drought and wet period onsets, extreme forecast index (EFI), and potential evapotranspiration index (PED).

Proprietary Models – ExtendWeather develops applies different approaches and models, considers ENSO, sea level pressure anomalies and temperature trends and applies a scientifically robust downscaling technique. This distinct model approach enables us to provide a high quality seasonal and sub-seasonal forecasting product.