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Porto Alegre Weather Update: Heavy Rain Forecast
Porto Alegre has been placed under a high severity weather alert for rain on November 4, 2026. Forecasted precipitation levels have exceeded established safety thresholds.
According to automated forecast data from wweather1.com, Porto Alegre is expecting significant rainfall on 2026-11-04. The projected precipitation has crossed the designated alert threshold of 30 millimeters.
The recorded forecast indicates a precipitation level of 34.2 millimeters for the area. This high severity weather event is being monitored through automated meteorological systems.
Residents in Porto Alegre are advised to stay informed as conditions develop. Local authorities and weather services continue to track the incoming rain event.
Why it is dangerous and what to do
⚠️ Safety
• Stay tuned to local weather updates and alerts.
• Avoid areas prone to localized flooding.
• Exercise caution while traveling on wet roads.
📊 The numbers, from wweather1 data
Porto Alegre: now +18°, Drizzle.
That is 2° below the November climate norm.
The record for this date is +34° (1974).
Three-day forecast: 4 November: +24°/+18° · 5 November: +25°/+18° · 6 November: +27°/+15°
The figures are computed automatically from the Open-Meteo/ERA5 archive — no eyeball estimates. 🌍 Weather in nearby cities
Curitiba
now
🌫️
+18°
Porto Alegre
now
🌦️
+18°
Montevideo
now
🌙
+16°
Florianópolis
now
🌫️
+19°
Maldonado
now
🌙
+16°
📰 Data source: wweather1. Forecast and analysis — wweather1, based on Open-Meteo / met.no data.