# SRI LANKA GENERAL WEATHER FORECAST FOR 18 December 2025

- Link: https://www.weather.lk/general-weather-forecast-for-18-december-2025/
- Published: 2025-12-17T19:17:48+05:30
- Author: Weather LK

**Showery Conditions to Persist Across Northern and Eastern Sri Lanka Over Next 
36 Hours**

_Issued at 4.00 p.m. on 17 December 2025_

The Department of Meteorology says prevailing showery conditions are expected to
continue over the Northern and Eastern parts of the island during the next 36 hours,
under the influence of an Easterly wave.

Showers are forecast to occur at times in the North-Central, Eastern, Uva and Central
provinces. Heavy rainfall exceeding **100 mm** is likely at some locations in the
Eastern, Uva and Central provinces, particularly in the **Polonnaruwa district**.

![](https://www.weather.lk/wp-content/uploads/2025/12/image-18.png)

Several spells of showers may also affect the **Northern and North-Western provinces**,
while showers or thundershowers are expected at several places in other parts of
the island after **1.00 p.m.** Fairly heavy falls above **50 mm** are likely at 
some of these areas.

Strong winds of around **40–50 kmph** can be expected at times over the eastern 
slopes of the central hills, as well as in the **Northern, North-Central and North-
Western provinces**, and in **Trincomalee, Hambantota and Monaragala districts**.

![](https://meteo.gov.lk/gifs/forecast2.gif?)

Misty conditions are likely during the early morning hours in parts of the **Sabaragamuwa,
Western and Central provinces**, and in the **Galle and Matara districts**.

The general public is advised to take adequate precautions to minimize possible 
damage caused by **temporary localized strong winds and lightning** associated with
thundershowers.

![](https://www.weather.lk/wp-content/uploads/2025/12/GENERAL-WEATHER-FORECAST-FOR-
18-December-2025.gif)