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The temperature exceeded 32ºC this Sunday in the northwest of Rio Grande do Sul while most of the regions of Rio Grande do Sul experienced instability with rains, thunderstorms and even hail in some places. Effect of a semi-stationary front in the southern half of Rio Grande do Sul, but that finally begins to move north driven by a cold air mass. The frontal system, which will begin to act as a cold front, still brings rain on Sunday night in the Center, West and South of the State with strong lightning and isolated hits with occasional hail and strong gusts.
Between dawn and early Monday morning, the cold front moves through the Center and North of the State, including Greater Porto Alegre and Serra, with rains and electrical storms. The precipitations, by themselves, can appear in the form of strong blows with occasional hail, but, in general, the rain will be irregular and with low volumes.
Quickly, the colder, dry air begins to take over the state and the weather improves in many areas in the morning. Therefore, the sun will appear this Monday in much of the state. Some points further north and northwest will still have isolated instability during the day.
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