the weather forecast for this Tuesday, October 21, 2025

He weather forecast for Puerto Iguazu This Tuesday, October 21, indicates that the maximum temperature will be 26°C and the minimum will be 12°C.

In turn, according to the National Meteorological Service (SMN)winds of 14 km/h are estimated, and the average humidity will be 71%.

The SMN report informs that in the first hours of this Tuesday, October 21, no precipitation is expected, the humidity will be 71% and light winds of 14 km/h from the east.

Meanwhile, by mid-morning no precipitation is expectedhumidity will be 62% and there will be light winds of 16 km/h from the northeast.

According to the agency's forecast in Puerto Iguazú, no precipitation is expected this afternoon and light winds of 15 km/h from the northeast.

Meanwhile, for tonight, no precipitation is expected and there will be light winds of 13 km/h from the east.

He National Meteorological Service (SMN) It is the official body in charge of collecting, analyzing and disseminating meteorological information in the country. Its main function is to predict the climate and weatherissue alerts early warnings about dangerous weather events and provide climate information for various activities, such as aviation, agriculture and navigation.

The SMN operates through a network of meteorological stations distributed throughout the country, in addition to using satellite images and numerical prediction models.

The organization itself refers to an alert as “the possible occurrence of a meteorological threat”which is made known with the aim of supporting decision-making by all sectors of the population. They are generally broadcast 24, 48 or 72 hours before the event. On the other hand, very short-term warnings (ACP) urge the population to take action quickly, since the phenomenon can occur a few minutes after their issuance.

The alert can be issued in situations of rain or storm, or in case of extreme temperatures or phenomena that are out of normal conditions.

Meteorological phenomena with the potential for damage and risk of momentary interruption of daily activities are possible, according to the SMN.

In the case of high temperatures, the yellow level means that they can be dangerous, especially for risk groups, such as children, people over 65 years of age and those with chronic diseases.

This warning indicates that dangerous weather phenomena for society, life, property and the environment are expected. In this case, the temperatures can be very dangerous, especially for risk groups.

The agency's website warns of “exceptional meteorological phenomena with the potential to cause emergencies or disasters.”

In this type of alert, temperatures are “very dangerous and can affect all people, even healthy ones.”