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High Precipitation Forecast for Manhattan

September 13, 2026 · wweather1 editorial · 1 min read

A high-severity rain event is forecast for Manhattan on September 13, 2026, with precipitation expected to exceed standard thresholds.

According to forecast data from wweather1.com, Manhattan is slated to receive 41.32 mm of precipitation on September 13, 2026.

This forecasted amount crosses the established threshold of 30 mm, triggering an automated high-severity rain alert for the area.

The weather event begins on September 13, 2026, as indicated by the automated monitoring system.

Why it is dangerous and what to do

⚠️ Safety
• Stay tuned to local weather updates and forecasts.
• Ensure proper drainage around your property.
• Exercise caution if traveling during periods of heavy rain.
📊 The numbers, from wweather1 data
Manhattan: now +20°, Overcast.
That is 2° above the September climate norm.
The record for this date is +33° (2005).
Three-day forecast: 13 September: +26°/+20° · 14 September: +22°/+18° · 15 September: +24°/+15°
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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