Weather Forecast for San Luis, Argentina: Saturday, August 22, 2026

San Luis, Argentina, can expect a cool Saturday on August 22, 2026, with the National Meteorological Service (SMN) forecasting a high of 17°C and a low of 4°C. Humidity will average around 73%. Winds are predicted to be light to moderate, ranging from 10 km/h to 27 km/h, shifting from east in the early morning to northwest in the afternoon and northeast at night. No rainfall is anticipated throughout the day.

The SMN, Argentina's official meteorological body, is responsible for collecting, analyzing, and disseminating weather information. It utilizes a network of weather stations, satellite imagery, and numerical prediction models to forecast atmospheric conditions and issue timely warnings for hazardous weather phenomena. This information is crucial for various sectors, including aviation, agriculture, and navigation.

The report also clarifies the different alert levels issued by the SMN. A "yellow alert" signifies potential weather-related damage and temporary disruption to daily activities, particularly concerning extreme temperatures for at-risk groups. A "orange alert" indicates dangerous weather phenomena posing risks to society, life, property, and the environment, with potentially very dangerous temperatures. A "red alert" warns of exceptional meteorological events capable of causing emergencies or disasters.