Sri Lanka Heavy Rain Above 100mm Expected in Five Provinces

Sri Lanka is expected to experience widespread showers and thundershowers on Wednesday, 11 November 2026, with heavy rainfall exceeding 100 mm possible in several parts of the country.

Sri Lanka Heavy Rainfall Expected in Several Provinces

Showers or thundershowers will occur at times in the Northern Province and Trincomalee District. Meanwhile, other parts of the island are likely to experience showers or thundershowers after 1.00 p.m.

Heavy rainfall exceeding 100 mm is expected at some locations in the Western, Sabaragamuwa, Central, Southern and Uva provinces. Residents in these areas are advised to remain alert, particularly during periods of intense rainfall.

The public is also urged to take necessary precautions against temporary localised strong winds and lightning that may accompany thunderstorms.

Sri Lanka Misty Conditions During Morning Hours

Misty conditions are likely in some areas of the Western, Sabaragamuwa, Central and Uva provinces, as well as in Galle, Matara and Kurunegala districts during the early morning hours. Motorists are advised to drive carefully due to reduced visibility.

Sri Lanka Sea Conditions and Wind Forecast

Showers or thundershowers are expected at several locations in the sea areas surrounding Sri Lanka. Northeasterly winds will prevail at speeds of 20–30 kmph.

Wind speeds may occasionally increase up to 40 kmph in sea areas extending from Mullaitivu to Puttalam via Kankesanthurai. Sea conditions are expected to remain slight to moderate under normal conditions.

However, temporarily strong gusty winds of 60–70 kmph and very rough seas may occur during thundershowers.

The public, fishermen and naval communities are advised to remain cautious and follow official weather updates.