SwAIther-Precip: Lead-Time-Aware Bias Correction Enables Kilometer-Scale Downscaling of Global AI Precipitation Forecasts over Switzerland. - Dan Assouline; Erwan Koch; Federico Amato; Filippo Quarenghi; Daniele Nerini; Thibaut Loiseau; Kyle van de Langemheen; Tom Beucler (CoRR, 2026)