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Heavy Rain Forecast for Montreal on September 13, 2026
An automatic high-severity weather alert from wweather1.com indicates that Montreal, Canada, is forecast to receive 71.3 mm of rain on September 13, 2026.
According to automated forecast data from wweather1.com, a high-severity rain event is set to begin in Montreal, Canada, starting at 00:00:00.000Z on September 13, 2026.
The system recorded a forecasted precipitation metric of 71.3 mm for the date of September 13, 2026. This value surpasses the established alert threshold of 30 mm.
This notification was generated automatically after wweather1.com forecast data crossed the required threshold for high-severity rainfall.
Why it is dangerous and what to do
⚠️ Safety
• Avoid driving through flooded roadways or standing water.
• Ensure outdoor drainage paths and gutters are free of obstructions.
• Monitor local updates for any updates on weather conditions.
📊 The numbers, from wweather1 data
Montreal: now +6°, Fog.
That is 5° below the October climate norm.
The record for this date is +22° (1995).
Three-day forecast: 13 October: +7°/+4° · 14 October: +8°/+5° · 15 October: +10°/+2°
The figures are computed automatically from the Open-Meteo/ERA5 archive — no eyeball estimates. 🌍 Weather in nearby cities
New York
now
☀️
+20°
Toronto
now
☀️
+24°
Brooklyn
now
☀️
+19°
Queens
now
☀️
+19°
Montreal
now
🌫️
+6°
Philadelphia
now
☀️
+22°
📰 Data source: wweather1. Forecast and analysis — wweather1, based on Open-Meteo / met.no data.