OpenTopography
OpenTopography.org
Repository of DEM tiles and lidar-derived products.
- Coverage
- Global
- Use
- Elevation features and slope derivation.
Benefit: Free, reliable, globally available terrain data.
SRTM
NASA / USGS
Shuttle Radar Topography Mission elevation model (~30 m).
- Coverage
- ~60°N to 56°S
- Use
- Baseline DEM for microcell elevation.
Benefit: Consistent global coverage for relief analysis.
OpenWeather
openweathermap.org
Realtime and forecast rainfall, temperature and pressure.
- Coverage
- Global
- Use
- Rain input for risk scenarios.
Benefit: Continuous, low-latency climate signals.
INMET
inmet.gov.br
Brazilian National Meteorology Institute station network.
- Coverage
- Brazil
- Use
- Local validation of rainfall variables.
Benefit: Authoritative national meteorological data.
CPTEC
cptec.inpe.br
Weather and climate forecasting centre at INPE.
- Coverage
- Brazil / South America
- Use
- Forecast products and climate trends.
Benefit: Regional, scientifically validated forecasts.
IBGE
ibge.gov.br
Census sectors, demographic and territorial layers.
- Coverage
- Brazil
- Use
- Population exposure and vulnerability mapping.
Benefit: Official demographic ground truth.
Hydrography
ANA / OSM
Rivers, streams and water bodies vector layers.
- Coverage
- Municipality
- Use
- Distance-to-water and flood proximity features.
Benefit: Critical hydrological context for flood risk.