ABSTRACT In the hydrology, information about rainfall on a low time scale (per-hour) is very important. Therefore, rainfall measurements are carried out both on a high time scale (daily) and a low time scale (hourly). In this research, rainfall modeling on a low time scale in Pekanbaru City was carried out using the Neyman-Scott Rectangular Pulse (NSRP) stochastic approach. In the NSRP app…