ARR Data Hub
Gov-Public
The official portal for Australian Rainfall & Runoff design inputs — losses, temporal patterns and preburst.
Data, Monitoring & ForecastingActiveIDF CurvesDesign Storms
13 tools · Topic
Rainfall Data Access & Processing Tools
Design rainfall, gauge records, radar and gridded reanalysis — precipitation data comes in many forms and every one has its own access quirks. Indexed here: clients for the major archives, disaggregation and gap-filling utilities, and IDF-ready processing tools.
Caravan
Open Source
The open global large-sample hydrology dataset — thousands of catchments with forcing, attributes and streamflow.
Data, Monitoring & ForecastingActiveStreamflow DataRainfall Data
EPA SSOAP Toolbox
Gov-Public
EPA's toolbox for sanitary sewer overflow planning — RDII analysis with the SWMM engine underneath.
Urban Stormwater & InfrastructureDormantSewer ModellingSWMM
HyRiver
Open Source
A Python software stack for US hydrology data: NHD+ networks, gauges, DEMs, soils and climate via one API family.
Data, Monitoring & ForecastingActiveStreamflow DataRainfall Data
NEOPRENE
Open Source
Neyman-Scott stochastic rainfall generation in Python — synthetic series and disaggregation, single or multi-site.
Climate & Change AnalysisActiveRainfall DataDesign Storms
NOAA Atlas 14 (PFDS)
Gov-Public
The US precipitation-frequency standard — point rainfall depths for any duration and return period, free.
Data, Monitoring & ForecastingActiveIDF CurvesRainfall Data
NOAA Weather and Climate Toolkit
Gov-Public
Free viewer and exporter for NEXRAD radar, satellite and climate data — out to GeoTIFF, Shapefile and NetCDF.
Data, Monitoring & ForecastingStableRainfall DataRemote Sensing
NetSTORM
Free
CDM Smith's free rainfall statistics and STORM-method screening model — IDF analysis, disaggregation, CSO planning.
Urban Stormwater & InfrastructureActiveIDF CurvesRainfall Data
RainyDay
Open Source
Stochastic storm transposition in Python — probabilistic extreme rainfall scenarios from remote-sensing data.
Hydrology & Catchment AnalysisActiveDesign StormsFlood Frequency Analysis
StormHub
Open Source
Dewberry's open tool for building STAC catalogs of storms and gauge data — inputs for stochastic storm transposition.
Data, Monitoring & ForecastingActiveRainfall DataDesign Storms
Free web tool for building synthetic design-storm patterns — 560+ temporal patterns, exportable to SWMM and HMS.
Urban Stormwater & InfrastructureActiveDesign StormsIDF Curves
Programmatic access to ERA5 and the Copernicus Climate Data Store — the world's reanalysis workhorse.
Climate & Change AnalysisActiveClimate ProjectionsRainfall Data
wradlib
Open Source
The open library for weather-radar rainfall processing — from raw volumes to engineering-ready rainfall fields.
Data, Monitoring & ForecastingActiveRainfall DataRemote Sensing