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The heat and displacement of a cold front associated with a strong extratropic cycloneI formed areas of instability in southern Brazil that dispersed dense clouds over Rio Grande do Sul, Santa Catarina and Paraná.
In addition to Heavy rain of lightning, these clouds produced violent gusts of wind and hail in some places.. The three states of the Southern Region registered gusts of wind greater than 80 km / h, but in Santa Catarina and Paraná, the gusts exceeded 100 km / h.
Clouds over southern BR cause thunderstorms on 9/28/2020
Learn about the most intense gusts recorded in the South Region by measuring INMET – National Institute of Meteorology and Epagri-Ciram, the meteorological and environmental monitoring body of the government of Santa Catarina.
|
City (UF) |
Burst speed (km / h) |
Day hour |
|
Fresh water (SC) |
128 |
27/9, 22h |
|
Hunter (SC) |
115 |
9/27, between 5:00 p.m. and 6:00 p.m. |
|
Chapecó (SC) |
104 |
9/27, between 11:00 p.m. and midnight |
|
Bom Jardim da Serra (SC) |
101 |
9/27 between 10pm and 11pm |
|
Planalto (PR) |
100 |
9/27 between 10pm and 11pm |
|
Passo Fundo (RS) |
84 |
9/27 between 8 am and 10 am |
|
Greater Vieira |
82 |
9/27 between 8pm and 9pm |
|
Colombo (PR) |
80 |
9/27 between 6:00 p.m. and 7:00 p.m. |
|
Xanxerê (SC) |
80 |
9/27 between 9pm and 10pm |
Less rain and less wind this Monday
The extratropical cyclone that helped form the charged clouds is already moving away from southern Brazil, while the cold front is moving towards the coast of São Paulo and Rio de Janeiro. Even so, the areas of instability continue in southern Brazil this Monday, the 28th, however they act with less force.
There is still a risk of thunderstorms this Monday in the Greater Curitiba region, on the Paraná coast, on the north coast of Santa Catarina and in the Itajaí Valley.
Moderate to heavy rains and lightning can still occur in other areas of Paraná, in all regions of Santa Catarina and in the north and northeast of Rio Grande do Sul.
Wind gusts can still occur, but less intense, of up to 80 km / h.
In Tuesday September 29 the south and east of Paraná, the entire state of Santa Catarina and almost all of Rio Grande do Sul (except the south of Rio Grande do Sul) there will already be several periods of sun, but there are still conditions for rain.
New cold front
The population of the Southern Region must be alert to new gale storms as of Wednesday, September 30, with the arrival of a strong cold front.
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