Welcome to the GOES-R and GLM Cal/Val Portals!The Geostationary Lightning Mapper (GLM) is a satellite-borne single channel, near-infrared optical transient detector on the NOAA Geostationary Operational Environmental Satellite – R Series.
GLM data are available at NOAA CLASS.
Validation data from the GOES-R Post Launch Test Field Campaign are available from NASA’s GHRC DAAC.
This site is primarily for the GLM Calibration and Validation Team. For full access to Cal/Val Team resources, please log in via the User menu at top left.