Home → Weather news → Heavy Rainfall Forecast for Onitsha, Nigeria on August 29, 2026
Heavy Rainfall Forecast for Onitsha, Nigeria on August 29, 2026
An automated alert from wweather1.com indicates heavy rain forecasted for Onitsha, Nigeria, on August 29, 2026. Projected precipitation totals have exceeded the high-severity threshold.
An automatic weather alert has been triggered for Onitsha, Nigeria, indicating a high-severity rain event expected to begin at 00:00:00 UTC on August 29, 2026.
According to internal forecast data from wweather1.com, precipitation for the specified area is projected to reach 31.8 mm on August 29, 2026. This figure exceeds the established monitoring threshold of 30 mm.
The alert was generated automatically by the monitoring system of wweather1.com after processing forecast data and verifying that the precipitation metric crossed the high-severity limit.
Why it is dangerous and what to do
⚠️ Safety
• Monitor local weather updates for potential changes in the forecast.
• Exercise caution when traveling, avoiding flooded roadways and low-lying areas.
• Ensure household gutters and drainage channels are clear of blockages.
📊 The numbers, from wweather1 data
Onitsha: now +28°, Drizzle.
That is 1° above the August climate norm.
The record for this date is +31° (2023).
Three-day forecast: 29 August: +29°/+24° · 30 August: +29°/+24° · 31 August: +31°/+24°
The figures are computed automatically from the Open-Meteo/ERA5 archive — no eyeball estimates. 🌍 Weather in nearby cities
Lagos
now
🌦️
+28°
Kano
now
☁️
+30°
Ibadan
now
🌤️
+29°
Abuja
now
⛅
+28°
Lomé
now
☁️
+28°
Port Harcourt
now
🌦️
+25°
📰 Data source: wweather1. Forecast and analysis — wweather1, based on Open-Meteo / met.no data.