Centro de Previsão do Tempo e Estudos Climáticos (CPTEC,

Portuguese Portuguese may refer to: * anything of, from, or related to the country and nation of Portugal ** Portuguese cuisine, traditional foods ** Portuguese language, a Romance language *** Portuguese dialects, variants of the Portuguese language ** Portu ...

for ''Center for Weather Forecast and Climatic Studies'') is the

numerical weather prediction Numerical weather prediction (NWP) uses mathematical models of the atmosphere and oceans to predict the weather based on current weather conditions. Though first attempted in the 1920s, it was not until the advent of computer simulation in th ...

agency of

Brazil Brazil ( pt, Brasil; ), officially the Federative Republic of Brazil (Portuguese: ), is the largest country in both South America and Latin America. At and with over 217 million people, Brazil is the world's fifth-largest country by area ...

, part of INPE (

National Institute for Space Research The National Institute for Space Research ( pt, Instituto Nacional de Pesquisas Espaciais, INPE) is a research unit of the Brazilian Ministry of Science, Technology and Innovations, the main goals of which are fostering scientific research an ...

). Its mission is to provide to Brazil with weather and climate forecasts. CPTEC is the most advanced center for numerical weather prediction and climate in

Latin America Latin America or * french: Amérique Latine, link=no * ht, Amerik Latin, link=no * pt, América Latina, link=no, name=a, sometimes referred to as LatAm is a large cultural region in the Americas where Romance languages — languages derived f ...

, providing forecasts for short and medium-term climate and high precision, since the beginning of 1995. CPTEC uses supercomputers and knowledge of its staff to achieve the same level as forecasting centers in more developed countries. CPTEC receives information through the data network of the

World Meteorological Organization The World Meteorological Organization (WMO) is a specialized agency of the United Nations responsible for promoting international cooperation on atmospheric science, climatology, hydrology and geophysics. The WMO originated from the Intern ...

and other national networks, in addition to the Brazilian satellite ( SCD-1). In addition to the

cluster may refer to: Science and technology Astronomy * Cluster (spacecraft), constellation of four European Space Agency spacecraft * Asteroid cluster, a small asteroid family * Cluster II (spacecraft), a European Space Agency mission to study t ...

manufactured by Sun Microsystems, with a processing capacity of 5.7 trillion operations per second, it enables simulation with numerical models of

weather Weather is the state of the atmosphere, describing for example the degree to which it is hot or cold, wet or dry, calm or stormy, clear or cloud cover, cloudy. On Earth, most weather phenomena occur in the lowest layer of the planet's atmos ...

and

climate Climate is the long-term weather pattern in an area, typically averaged over 30 years. More rigorously, it is the mean and variability of meteorological variables over a time spanning from months to millions of years. Some of the meteorologi ...

, integrating atmospheric and oceanic information. In activity until 2009, in 2010 a Cray XE6 supercomputer (31,104

core Core or cores may refer to: Science and technology * Core (anatomy), everything except the appendages * Core (manufacturing), used in casting and molding * Core (optical fiber), the signal-carrying portion of an optical fiber * Core, the centra ...

s) was purchased from

Cray Inc. Cray Inc., a subsidiary of Hewlett Packard Enterprise, is an American supercomputer manufacturer headquartered in Seattle, Washington. It also manufactures systems for data storage and analytics. Several Cray supercomputer systems are listed i ...

with a performance of 214.2 TFLOP/s, dubbed "Tupã".

References

External links

CPTEC site
(In

)
Weather forecast for all Brazil, up to 30 days in advance
(In

) Weather forecasting Governmental meteorological agencies in South America Government agencies of Brazil {{brazil-org-stub