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Key West Weather Forecast: Precipitation Expected
Key West is forecasted to receive 30 mm of precipitation on September 21, 2026. Automatic alert data from wweather1.com indicates the threshold has been crossed.
According to the latest forecast data from wweather1.com, precipitation levels in Key West are projected to reach 30 mm.
The forecast date for this weather event is September 21, 2026, with the alert period beginning at 00:00 UTC.
This automatic alert was triggered because the forecasted metric value met or exceeded the established threshold for the area.
Why it is dangerous and what to do
⚠️ Safety
• Monitor local weather updates for the latest information.
• Exercise caution if traveling in the affected area.
• Secure outdoor items that could be affected by rain.
📊 The numbers, from wweather1 data
Key West: now +30°, Partly cloudy.
That is 1° above the September climate norm.
The record for this date is +31° (2022).
Three-day forecast: 21 September: +30°/+25° · 22 September: +29°/+26° · 23 September: +28°/+26°
The figures are computed automatically from the Open-Meteo/ERA5 archive — no eyeball estimates. 🌍 Weather in nearby cities
Havana
now
🌤️
+30°
Jacksonville
now
🌤️
+29°
Cancún
now
🌦️
+31°
Miami
now
🌤️
+29°
Tampa
now
🌤️
+28°
Orlando
now
🌤️
+29°
📰 Data source: wweather1. Forecast and analysis — wweather1, based on Open-Meteo / met.no data.