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High Severity Rain Forecasted for Key West
Key West is expected to receive 35 mm of rainfall on September 10, 2026, exceeding the alert threshold of 30 mm.
An automatic weather alert from wweather1.com indicates a high-severity rain event in Key West, US, on September 10, 2026, starting at 00:00:00.000Z.
According to forecast metrics, precipitation is expected to reach 35 mm. This crosses the standard automatic threshold of 30 mm for rain alerts.
The event notification was issued directly from wweather1.com forecast system data after detecting that forecasted rainfall levels surpassed the established criteria.
Why it is dangerous and what to do
⚠️ Safety
• Avoid driving through heavy water accumulation on roadways.
• Monitor local weather updates for further developments.
• Ensure outdoor items are secured or brought indoors.
📊 The numbers, from wweather1 data
Key West: now +28°, Overcast.
That is 2° above the September climate norm.
The record for this date is +31° (2024).
Three-day forecast: 10 September: +31°/+25° · 11 September: +31°/+26° · 12 September: +31°/+28°
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.