SC Rain: Extratropical Cyclone Brings Intense Downpour

extratropical Cyclone Brings Heavy Rainfall and Flood Risk to Santa Catarina, brazil

A powerful extratropical cyclone is unleashing notable rainfall across the state of Santa catarina, Brazil, wiht the northern region bearing the brunt of the storm’s impact. Authorities are bracing for potential flooding as precipitation levels continue to rise, notably along coastal areas influenced by the tide.

The cyclone began impacting the region on tuesday, September 10th, with considerable rainfall accumulating rapidly. In just six hours, São Francisco do Sul recorded 48.8 millimeters of rain, becoming the hardest-hit city thus far. The state’s Civil Defense is closely monitoring the situation and has issued alerts for residents.

Did you know? – Extratropical cyclones are common along the Atlantic coast of southern Brazil, especially during the cooler months. They differ from tropical cyclones in their formation and structure.

Rainfall Totals Across Santa Catarina

Here’s a breakdown of rainfall totals recorded by the Civil Defense over the last six hours:

• São Francisco do Sul – 48.8 millimeters
• Joinville – 42.6 millimeters
• Garuva – 37.2 millimeters
• Itapoá – 34.6 millimeters
• Balneário Barra do sul – 29 millimeters
• Tijucas – 28.8 millimeters
• New Trento – 26.8 millimeters
• Balneário Camboriú – 26.6 millimeters
• Islet – 26.2 millimeters
• Araquari – 25.8 millimeters
• Saint John the Baptist – 25.4 millimeters
• Jaraguá do Sul – 24.4 millimeters

The historic city of São Francisco do Sul, the oldest in the state, experienced the highest rainfall accumulation. Joinville followed closely behind, with 42.6 millimeters recorded during the same period.

Flood Risk and Civil Defense Recommendations

The risk of flooding is considered high throughout tuesday, especially in areas susceptible to tidal influences. Water levels are expected to peak at 7 a.m. (1.9 meters), 2 p.m. (1.6 meters), and around 7 p.m. (1.4 meters).

The state civil Defense has issued several recommendations for residents to mitigate potential damage and ensure safety:

• Avoid venturing out during inclement weather.
• Carefully observe changes in slopes for signs of instability.
• Protect belongings from potential floodwaters by securing them in plastic bags.

Pro tip: When a flood warning is issued, disconnect electrical appliances if it is safe to do so to prevent electrocution. Move to higher ground if necessary.

According to monitoring by the state Civil Defense, the cyclone is causing widespread weather instability across Santa Catarina.The joinville region is experiencing intensifying rainfall, characterized by persistent and sometimes heavy downpours.

Conditions Expected to Improve Wednesday

As the extratropical cyclone moves further out to sea on Wednesday, September 11th, the intensity of the storms is expected to diminish, becoming more isolated. However, wind speeds w

Reader question: – Have you experienced similar weather events in your area? What steps did you take to prepare and stay safe? Share your thoughts!

Why: An extratropical cyclone caused heavy rainfall and a flood risk.
Who: The state of Santa Catarina, Brazil, particularly the northern region, and its residents were affected.The Civil Defense was actively monitoring and issuing alerts.
What: Significant rainfall, with São Francisco do Sul receiving 48.8 millimeters in six hours, led to a high risk of flooding, especially in areas influenced by tides.
how did it end? The cyclone was expected to move further out to sea on Wednesday, September 11th, diminishing the intensity