WEATHER FORECAST FOR 22 SEPTEMBER 2026
Issued at 05.30 a.m. on 22 September 2026 by the Department of Meteorology

The low-pressure area that was prevailing over the sea area of the Bay of Bengal, to the northeast of the island, has now developed into a depression. It is expected to further develop into a deep depression within the next 24 hours.

Although this system will not have a direct impact on Sri
Lanka, the prevailing rainy conditions in the southwestern part of the island are expected to continue due to the wind flow towards the system.

Showers or thundershowers will occur at times in the Western, Sabaragamuwa, Central and North-western provinces and in Galle and Matara Districts. Heavy showers about 100 mm are likely at some places in the above areas.

Several spells of showers may occur in the North-central province and Mannar district. Showers or thundershowers will occur at several places in the Uva province and in Batticaloa and Ampara districts after 2.00 p.m.

Strong winds of about (40-50) kmph can be expected at times over Western slopes of the Central hills, the North-central and North-western provinces and in Trincomalee, Hambantota and Matale Districts.

The general public is kindly requested to take adequate precautions to minimize damage caused by temporary by
temporary localized strong winds and lightning during thundershowers.

WEATHER FORECAST FOR 21 SEPTEMBER 2026
Issued at 05.30 a.m. on 21 September 2026 by the Department of meteorology

The low-pressure area that has formed over the Andaman Sea region of the Bay of Bengal is expected to intensify further over the next few days.

Although this system will not have a direct impact on Sri Lanka, the prevailing rainy conditions in the southwestern part of the island are expected to continue due to the wind flow towards the system.

Showers or thundershowers will occur at times in the Western, Sabaragamuwa and North-western provinces and in Galle, Matara, Kandy and Nuwara-Eliya Districts. Heavy showers  about 100 mm are likely at some places in the above areas.

Several spells of showers may occur in the North-central province and Mannar district. Showers or thundershowers will occur at several places in the Uva province and in Batticaloa and Ampara districts after 2.00 p.m.

Fairly strong winds of about (30-40) kmph can be expected at times over the Western slopes of the Central hills, the North-central and North-western provinces and in Trincomalee, Hambantota and Matale Districts.

The general public is kindly requested to take adequate precautions to minimize damage caused by temporary localized strong winds and lightning during thundershowers.

Due to heavy rainfall received in the upper catchment areas of the Mahaweli River over the past few hours, there is a risk of minor flooding in the low-lying areas surrounding the Mahaweli River within the Divisional Secretariat Divisions of Ganga Ihala Korale, Udapalatha, Doluwa, Udunuwara, Yatinuwara, Gangawata Korale, Harispattuwa, and Pathadumbara.Residents living in the above mentioned areas and motorists using roads passing through these areas are urged to exercise extreme caution and remain highly vigilant regarding the prevailing situation.

Furthermore, residents living in close proximity to the Mahaweli River in these areas are advised to remain highly alert to the situation and take all necessary precautions to protect themselves from any potential flooding.The relevant disaster management authorities are requested to take all necessary measures in response to this situation.