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High Precipitation Forecast for Ljubljana

September 9, 2026 · wweather1 editorial · 1 min read

Ljubljana has been placed under a high severity weather alert for heavy rain on September 10, 2026. The forecast indicates precipitation levels significantly exceeding the established local threshold.

According to automatic alert data from wweather1.com forecast systems, high precipitation is expected to affect the city of Ljubljana, Slovenia. The forecasted rainfall amount has crossed the predetermined threshold of 30 mm.

The total predicted precipitation for the event reaches 115.7 mm. The automated monitoring system recorded this high severity metric beginning on September 10, 2026.

Local conditions may be impacted by the substantial volume of expected rainfall. Residents and authorities in the affected area are advised to monitor ongoing weather developments closely.

Why it is dangerous and what to do

⚠️ Safety
• Monitor local weather updates and official forecasts.
• Ensure drainage systems and gutters around properties are clear.
• Exercise caution while traveling on wet roads.
📊 The numbers, from wweather1 data
Ljubljana: now +19°, Overcast.
That is 1° below the September climate norm.
The record for this date is +28° (2011).
Three-day forecast: 10 September: +19°/+14° · 11 September: +16°/+14° · 12 September: +22°/+11°
The figures are computed automatically from the Open-Meteo/ERA5 archive — no eyeball estimates.

🌍 Weather in nearby cities

📰 Data source: wweather1. Forecast and analysis — wweather1, based on Open-Meteo / met.no data.

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