Sri Lanka is expected to experience widespread showers and thundershowers on Monday, 12 October 2026, with heavy rainfall likely in several provinces and districts.The public has been advised to take precautions against temporary strong winds and lightning during thunderstorms.
Heavy Rainfall Expected in Several Provinces
Showers or thundershowers are forecast in most parts of the island after 1.00 p.m. However, some areas in the Ampara, Batticaloa and Mullaitivu districts may experience showers or thundershowers during the morning hours.
Fairly heavy rainfall exceeding 75 millimetres is likely at some locations in the Western, Sabaragamuwa, Central, Southern, Uva and North-Western provinces. The Anuradhapura and Mannar districts are also at risk of experiencing significant rainfall.
Residents in affected areas should remain alert to changing weather conditions and take appropriate precautions to minimize potential damage caused by heavy rain, lightning and localized strong winds.
Morning Mist in Several Areas
Misty conditions are expected at some places in the Western, Sabaragamuwa, Central and Uva provinces during the early hours of the morning. Motorists are advised to drive carefully in areas where visibility may be reduced.
Sea Weather Warning and Low-Pressure System
The Department of Meteorology has indicated that a low-pressure area is likely to form over the southeastern Bay of Bengal around 13 October. Naval personnel and fishing communities are urged to closely monitor future weather forecasts and official bulletins for updates on the developing weather system.
Showers or thundershowers are expected at several places in the sea areas surrounding Sri Lanka. Winds will be northeasterly or variable, with speeds ranging from 20 to 30 kilometres per hour. Sea conditions are expected to remain slight under normal conditions.
However, temporarily strong gusty winds reaching 60–70 kilometres per hour and very rough seas may occur during thundershowers. Naval and fishing communities should exercise caution and follow official weather advisories to ensure safety.
The public is urged to remain vigilant throughout the day as rainy conditions and thunderstorms may affect travel, outdoor activities and marine operations.
