National Oceanic and Atmospheric Administration Atlas 15 Rainfall Data
NOAA is transitioning from the regional, state-funded Atlas 14 precipitation frequency standard to the comprehensive, federally funded NOAA Atlas 15. The current Atlas 14 methodology, while foundational for civil engineering infrastructure planning, relies on piecemeal regional publishing and the assumption of statistical stationarity—limitations that lead to boundary discontinuities and fail to account for temporal trends […]