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Home → Weather news → High Severity Rainfall Forecasted for Negombo on October 25, 2026
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High Severity Rainfall Forecasted for Negombo on October 25, 2026

October 24, 2026 · wweather1 editorial · 1 min read

An automated weather alert indicates that rainfall in Negombo is expected to reach 35.3 mm on October 25, 2026. This predicted volume exceeds the high-severity threshold of 30 mm set for the area.

According to internal forecast data from wweather1.com, a heavy rain event is anticipated in Negombo, Sri Lanka. The automated alert system triggered the notification for October 25, 2026, with the tracking period starting at 00:00:00.000Z.

The metric recorded for this event is precipitation, measured at 35.3 mm. This crosses the standard automated threshold of 30 mm, classifying the event under a high severity rating.

The alert was automatically generated by wweather1.com system algorithms upon detecting that the forecast values passed the established precipitation threshold.

Why it is dangerous and what to do

⚠️ Safety
• Stay informed by monitoring local weather conditions and updates.
• Exercise caution when traveling, especially on wet or slick roads.
• Avoid walking or driving through standing water in low-lying areas.
• Keep essential items safe and dry in case of localized water accumulation.
📊 The numbers, from wweather1 data
Negombo: now +25°, Drizzle.
That is 2° below the October climate norm.
The record for this date is +31° (1995).
Three-day forecast: 24 October: +31°/+25° · 25 October: +27°/+25° · 26 October: +26°/+25°
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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