Focused research groups of ACARR attempt to bridge the gap between observational studies and model development by incorporating the most up-to-date information to the numerical models and ensures adequate flow of information among various stakeholders. ACARR team is collaborating with reputed National and International Institutions and have produced many joint publications. ACARR data is used for validating the satellite wind observations by ESA and handling many international projects. We have more than 19 national collaborating institutes and more than 12 international collaborating institutes. On cooperative research projects that utilize the ST radar facility and other co-located instruments, ACARR, CUSAT, already collaborates with MoES institutes like IITM, NCMRWF, IMD, INCOIS, NCPOR,