Find out what to do in case of extreme weather according to Civil Defense Rio Grande do Sul faces this Saturday (1st) the arrival of a new cold front, with storm warnings and winds of up to 100 km/h, while dealing with the consequences of recent rains. Weather events have already left seven injured and affected 143 municipalities in the state. In total, there are 690 displaced people and 856 homeless people. The National Institute of Meteorology (Inmet) published danger warnings for storms and gales valid for this Saturday. There is a forecast of rain of up to 100 millimeters per day, hail and intense winds, which can vary between 60 km/h and 100 km/h. The most affected areas include the Southwest, Southeast, Northwest, Center West, Center East, Northeast, Serrana and Metropolitan regions of Porto Alegre. ? Access the g1 RS channel on WhatsApp The Civil Defense of Porto Alegre also issued a warning for strong winds and rain showers, valid from 5pm on Saturday until 7am on Sunday (2). The change in weather occurs after a day of high temperatures, which can reach 33°C in the Capital. According to the Civil Defense Monitoring Center (Cemadec), wind gusts can exceed 80 km/h in the city, with rainfall accumulations of 20 millimeters. In Santa Maria, in the Central Region, wind gusts of up to 74 km/h were recorded at around 6 am. The municipality's Civil Defense responded to six incidents of house destruction, but no one was injured. River levels The state Civil Defense issued warnings of "very high" flood risk for Guaíba, focusing on the Ilhas region, in Porto Alegre, and for Rio dos Sinos, affecting São Leopoldo and Novo Hamburgo. In the Guaíba Basin, the trend is for levels in Cais Mauá to stabilize around the alert level, followed by a gradual decline. In the Taquari Basin and the Caí Basin, there is a predominance of falling water levels. The Uruguay Basin presents mixed behavior, with an increase in Middle Uruguay and São Borja, and a decrease in Itaqui and Uruguaiana. In Cachoeirinha, the city hall installed sandbags to reinforce protection against possible flooding in areas considered vulnerable to the rise of the Gravataí River. The action was intensified after the river reached flood level. Forecast for the next few days According to Climatempo Meteorologia, Sunday (2) will see the return of firm weather in most of Rio Grande do Sul. Early morning may still record light rain in the Serra and on the North Coast, but the sun will appear again throughout the day, with milder temperatures and a decrease in the intensity of the winds. Instability, however, returns on Monday (3). The advance of a new atmospheric system is expected to cause rain showers, isolated storms and wind gusts of up to 80 km/h. On Tuesday (4), the weather remains unstable, with the possibility of localized storms, especially in the North, Northwest, Missões and Vales regions. São Sebastião do Caí affected by heavy rains in RS in July Mateus Bruxel/ Agencia RBS VIDEOS: Everything about RS