ForWarn 'III' uses ESA's Sentinel-3
ForWarn 'II' uses NASA's MODIS satellite imagery. Currently, NASA MODIS have not supplied source imagery since May 24, 2022. ForWarn II production using this data stream has been discontinued.
ForWarn 'III" products continue to be generated using ESA's Sentinel-3 imagery, and include 3-versions of the new 6-day, 'Early-Early Detect' product, as well as other novel products that highlight NDVI change.
See here the latest ForWarn III 'Adaptive Baseline' product - /fcav2?theme=CONUS_Vegetation_Monitorin...