NoVA Rain After Drought: Do Extreme Rainfall Days Follow Dry Spells? Atlas 14 Exceedances Joined to the Weekly Drought Monitor, 2000-2025

Extreme rainfall days at NoVA rain gauges (observation-day totals at or above the gauge's NOAA Atlas 14 2-, 5- or 10-year 24-hour depth, 2000-2025) joined to the drought state of the county in the preceding week from the U.S. Drought Monitor. 177 gauge-days, 105 county storm-days, a month-matched permutation null, a 30-day gauge-rainfall check, a tropical-cyclone link and an NCEI Storm Events cross-check, with FGDC metadata and a lineage manifest.Produced by the Keystone GIS Northern Virginia Autonomous GIS Research Program. Full methodology, interactive map, and FGDC metadata: https://keystonegis.com/datasets/nova-rain-after-drought-day121.html