# WEATHER FORECAST FOR SEA AREAS – 17 December 2025

- Link: https://www.weather.lk/weather-forecast-for-sea-areas-17-december-2025/
- Published: 2025-12-17T08:58:00+05:30
- Author: Weather LK

## Rough Sea Conditions and Strong Winds Forecast Around Sri Lanka

**Colombo, December 17** — The Department of Meteorology has issued a weather advisory
for sea areas around Sri Lanka, warning of **showers, strong winds and rough sea
conditions** during the next 24 hours.

According to the forecast issued at **5.30 a.m.**, showers will occur at several
places in the sea areas off the coast extending from **Mannar to Hambantota via 
Kankasanthurai, Trincomalee and Pottuvil**. Showers or thundershowers may also develop
at several places in the **other sea areas around the island**, particularly during
the **evening or night**.

The Met Department said **north-easterly winds** are expected, with wind speeds 
of **30 to 40 kilometres per hour**. Wind speeds may **increase up to 50–55 kilometres
per hour at times** in the sea areas off the coast extending from **Colombo to Galle
via Puttalam, Kankasanthurai, Trincomalee, Pottuvil and Hambantota**.

Sea conditions are expected to be **rough at times** in the sea areas off the coast
from **Colombo to Galle via Puttalam, Kankasanthurai, Trincomalee, Pottuvil and 
Hambantota**, while the **remaining sea areas around the island** will be **moderate**.

The Department of Meteorology cautioned that **temporarily strong gusty winds and
very rough seas** can be expected during **thundershowers**, and advised **fishermen
and naval communities** to remain vigilant.

![](https://www.weather.lk/wp-content/uploads/2025/12/Wave-Height-Wind_Surface_MFWAM-
Global_20251217T0530000530-1024x463.jpg)