La Niña strengthens: Ideam ensures that heavy rains will increase and last until May 2021

The Institute of Hydrology, Meteorology and Environmental Studies (Ideam) assured, this November 23, that according to its analyzes and those of international meteorological centers, The probability of rainfall is expected to increase for the remainder of the year and is expected to continue until May 2021.

According to Ideam, the winter wave that at the beginning of November was said to last until April of the next year, will last one more month “Because the cooling over waters of the tropical Pacific Ocean persists.”

“La Niña conditions are present (with a probability between 90% and 95% in the remainder of 2020 and the first part of 2021), due to the strengthening of the cooling in the central and eastern Pacific, and to the coupling signals from the atmosphere, regarding pressure indicators, wind flow and cloud cover “, assured the Institute.

In a statement that the institute released this Monday through its Twitter account, it also He warned that the rivers continue to increase significantly, “and even some of the sectors of the Magdalena and Cauca rivers with values ​​close to flood levels.”

Thus, recommended to the community to be very attentive to daily reports and special communications on flood alerts, since these promotions will be more significant in the coming days.

He further stated that, The departments and areas that will suffer the most from the increase in rainfall will be: La Guajira, Magdalena, Bolívar, Cesar, Córdoba and some regions of the Gulf of Urabá, areas in which during November values ​​above normal have been registered.

In the Andean region, rainfall is estimated to be between 10% and 40% and the Pacific region, increased rainfall is also expected. In the department of Nariño, according to the entity, “the models determine a rainfall deficit of 10% to 30%.

In December, the Ideam expects that the values ​​of rainfall in much of the country will be above historical records Y in January, the forecast stated that, “excesses of 50% are expected in a large part of the Caribbean region, north of the Pacific and Andean regions, and central-west of the eastern plains. Increases between 10% and 40% are expected for the rest of the country.

According to the Colombian Environmental Information System, “The effect of La Niña in Colombia is characterized by a considerable increase in rainfall and a decrease in temperatures in the Andean, Caribbean and Pacific regions, as well as in areas of the eastern foothills of the Llanos, while in the eastern zone (Orinoquía and Amazonía), these variables tend to behave close to normal “.

For Christian Euscátegui, meteorologist and director of the master’s degree in risk management at the School of Military Engineers, and consulted by Caracol Radio, “The girl is a cooling in the tropical Pacific Ocean. It is a phenomenon of climate variability and it has effects on rainfall, which translates into more rains than is common in the country “.

The winter wave caused largely by this phenomenon and by the hurricanes that recently touched the national territory So far, more than 60,000 families have been affected in the country.

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