@Article{RaimundoSansMoli:2014:TeClPr,
author = "Raimundo, Clebson do Carmo and Sansigolo, Clovis Angeli and
Molion, Luiz Carlos Baldicero",
affiliation = "{} and {Instituto Nacional de Pesquisas Espaciais (INPE)}",
title = "Tend{\^e}ncias das classes de precipita{\c{c}}{\~a}o na
regi{\~a}o metropolitana de S{\~a}o Paulo / Trends of rainfall
classes in the Metropolitan Region of S{\~a}o Paulo",
journal = "Revista Brasileira de Meteorologia",
year = "2014",
volume = "29",
number = "3",
pages = "397--408",
keywords = "tend{\^e}ncia, classes de precipita{\c{c}}{\~a}o, Regi{\~a}o
Metropolitana de S{\~a}o Paulo, trend, rainfall classes.",
abstract = "Analisam-se as tend{\^e}ncias anuais e de ver{\~a}o das classes
de totais de precipita{\c{c}}{\~a}o leve, moderada e intensa em
21 esta{\c{c}}{\~o}es pluviom{\'e}tricas da Regi{\~a}o
Metropolitana de S{\~a}o Paulo (RMSP) com s{\'e}ries de dados de
comprimentos vari{\'a}veis no per{\'{\i}}odo de 1888 a 2004.
Testes de Mann-Kendall s{\~a}o usados para evidenciar as
poss{\'{\i}}veis tend{\^e}ncias que, quando significativas,
s{\~a}o ajustadas por regress{\~a}o linear simples. S{\~a}o
constatadas tend{\^e}ncias positivas nos totais anuais em 9
esta{\c{c}}{\~o}es na {\'a}rea central da RMSP, mas somente em
4 delas no ver{\~a}o. Tend{\^e}ncia significativa de aumento na
frequ{\^e}ncia de eventos de precipita{\c{c}}{\~a}o leve no
per{\'{\i}}odo anual (ver{\~a}o) s{\~a}o evidentes em 9 (8)
das esta{\c{c}}{\~o}es analisadas e 4 (6), dentre essas,
apresentam tend{\^e}ncia de diminui{\c{c}}{\~a}o desses
eventos. Na classe de precipita{\c{c}}{\~a}o moderada, 3
esta{\c{c}}{\~o}es apresentam tend{\^e}ncias anuais de aumento
e uma de decr{\'e}scimo. Considerado somente o per{\'{\i}}odo
de ver{\~a}o, 5 apresentam tend{\^e}ncias significativas de
decr{\'e}scimo e somente uma de aumento. Em rela{\c{c}}{\~a}o
aos casos anuais de precipita{\c{c}}{\~o}es severas, 4
esta{\c{c}}{\~o}es apresentam tend{\^e}ncias significativas de
acr{\'e}scimo e uma de decr{\'e}scimo mas, no ver{\~a}o, apenas
2 apresentam tend{\^e}ncia significativa de decr{\'e}scimo.
ABSTRACT: Trends of the annual and summer rainfall totals of 21
rain gauges located in the Metropolitan Region of S{\~a}o Paulo
(MRSP) are analyzed using three rainfall classes: drizzle,
moderate and intense. The rainfall data series are variable in
time length within the period 1888 to 2004. Mann-Kendall tests are
used to highlight the possible trends that are fitted by simple
linear regression when they are statistically significant.
Positive trends are found in the annual totals of 9 stations in
the MRSP central area, but only 3 of them occurred in the summer
period. Significant increasing (decreasing) trends in the
frequency of drizzle events in the annual (summer) period are
evident in 9 (8) of the gauges analyzed and, in 4 (6) of them, the
drizzle frequency decreases. Regarding the moderate annual
rainfall class, 3 gauges show increasing trend whereas one
presents decreasing trend. However, considering only the summer
season, 5 gauges show significant decreasing trend and only in one
of them the trend is increasing. With respect to the severe annual
rainfall events, 4 stations present significant increasing trend
and only in one of them trend appears to be declining. When summer
season is considered, only 2 gauges present significant decreasing
trend.",
doi = "10.1590/0102-778620130655",
url = "http://dx.doi.org/10.1590/0102-778620130655",
issn = "0102-7786",
label = "lattes: 0951636943505521 2 RaimundoSansMoli:2014:TeClPr",
language = "en",
targetfile = "Sansigolo_Tendencias.pdf",
url = "http://dx.doi.org/10.1590/0102-778620130655",
urlaccessdate = "29 mar. 2024"
}