Overview

• Defensa Civil, Contingencias Climáticas and the national weather service forecast a new Zonda event Friday into Saturday, with the strongest risk of plains impacts on Saturday.
• Forecast timing points to the llano of Malargüe and Uspallata from around 9 a.m. Saturday, extending through Valle de Uco and San Rafael, and reaching Gran Mendoza near 4 p.m. with moderate gusts.
• A warm northerly setup will push highs to roughly 31–33°C through Friday, before Saturday’s event and a sharp temperature drop on Sunday to near 20°C.
• A cold front will move in after the Zonda, with southerly winds and cooler, partly cloudy conditions expected to settle in by Sunday.
• Light, brief snowfall is possible at high passes such as Cristo Redentor and El Pehuenche, and authorities are monitoring conditions for potential travel restrictions.