Home → Weather news → High Rainfall Forecasted for Miami Beach on September 20, 2026
High Rainfall Forecasted for Miami Beach on September 20, 2026
An automatic high-severity weather alert has been issued for Miami Beach, United States, where 42.9 mm of rain is forecasted for September 20, 2026.
According to automated forecast data from wweather1.com, a high-severity rain event is set to start in Miami Beach, US, on September 20, 2026, beginning at 00:00:00 UTC.
The system issued the alert after the forecasted precipitation metric reached 42.9 mm for the day. This expected value crosses the established monitoring threshold of 30 mm.
This automatic notification was triggered directly by wweather1.com forecast data upon identifying that the projected rainfall exceeded the specified threshold.
Why it is dangerous and what to do
⚠️ Safety
• Monitor local weather updates for potential changes in conditions.
• Avoid driving or walking through flooded roadways or standing water.
• Ensure gutters and outdoor drains are clear of debris to assist water runoff.
📊 The numbers, from wweather1 data
Miami Beach: now +29°, Clear.
That is 3° above the October climate norm.
The record for this date is +33° (2023).
Three-day forecast: 13 October: +31°/+25° · 14 October: +30°/+26° · 15 October: +30°/+25°
The figures are computed automatically from the Open-Meteo/ERA5 archive — no eyeball estimates. 🌍 Weather in nearby cities
Havana
now
🌤️
+28°
Jacksonville
now
☀️
+27°
Miami
now
☀️
+29°
Tampa
now
🌤️
+30°
Orlando
now
☀️
+29°
Nassau
now
☁️
+28°
📰 Data source: wweather1. Forecast and analysis — wweather1, based on Open-Meteo / met.no data.