Geographical Information system for Crop Pest Severity vis-�-vis weather for CROPSAP Project of Maharashtra state : The GIS for crop pest severity vis-�-vis weather was developed using the Twelve years (2010 and 2022) weekly spatial overlays of pest incidence over different weather parameters such as temp (Max, Min and deviation from normal), RH, RF, MAI and Pest Report for district level. These GIS maps provides for any given week in the past twelve years as selected by the user. These GIS maps are helpful in comparing current situation with the past situation for any given location while issuing the agro � advisories for pest and disease management.