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High Rainfall Forecast for Florianopolis
An automatic weather alert has been issued for Florianopolis as forecasted precipitation levels exceed the established threshold.
According to forecast data from wweather1.com, high levels of rain are expected in Florianopolis on September 19, 2026.
The forecasted precipitation value has reached 32.4 mm, crossing the alert threshold of 30 mm.
This automatic notification is generated based on the latest meteorological data for the region.
Why it is dangerous and what to do
⚠️ Safety
• Stay updated with the latest weather forecasts.
• Exercise caution while traveling on wet roads.
• Ensure proper drainage around residential properties.
📊 The numbers, from wweather1 data
Florianópolis: now +18°, Drizzle.
That is 2° below the September climate norm.
The record for this date is +30° (2012).
Three-day forecast: 19 September: +19°/+18° · 20 September: +25°/+18° · 21 September: +28°/+18°
The figures are computed automatically from the Open-Meteo/ERA5 archive — no eyeball estimates. 🌍 Weather in nearby cities
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📰 Data source: wweather1. Forecast and analysis — wweather1, based on Open-Meteo / met.no data.