WEATHER FORECAST FOR 10 MAY 2026
Issued at 05.30 a.m. on 10 May 2026 by the Department of Meteorology

The low-level atmospheric disturbance in the vicinity of Sri Lanka is likely to develop into a low-pressure area around 11th of May. Therefore, the prevailing showery conditions over the island are expected to continue during the next few days.

Showers or thundershowers will occur at most places over the island, and cloudy skies are expected over the island. Heavy showers above 100 mm are likely at some places in the  Western, Sabaragamuwa, Central, Southern, Uva, North-western and Northern provinces and in Anuradhapura district.

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

Warm Weather Advisory
Issued by the Natural Hazards Early Warning Centre
Issued at 3.30 p.m. on 08 May 2026, valid for 09 May 2026

The Heat index, the temperature felt on human body is likely to increase up to ‘Caution level’ at some places in the North-central and Eastern provinces and in Mannar, Vavuniya and Monaragala districts during the daytime

The Heat Index Forecast is calculated by using relative humidity and maximum temperature and this is the condition that is felt on your body. This is not the forecast of maximum temperature. It is generated by the Department of Meteorology for the next day period and prepared by using global numerical weather prediction model data.

Effect of the heat index on the human body is mentioned in the above table and it is prepared on the advice of the Ministry of Health and Indigenous Medical Services.

ACTION REQUIRED

Job sites: Stay hydrated and takes breaks in the shade as often as possible.
Indoors: Check up on the elderly and the sick.
Vehicles: Never leave children unattended.
Outdoors: Limit strenuous outdoor activities, find shade and stay hydrated.
Dress: Wear lightweight and white or light-colored clothing.

Note:
In addition, please refer to advisories issued by the Disaster Preparedness & Response Division, Ministry of Health in this regard as well. For further clarifications please contact 011-7446491.

WEATHER FORECAST FOR 09 MAY 2026
Issued at 05.30 a.m. on 09 May 2026 by the Department of Meteorology

Misty conditions can be expected at some places in the Central, Sabaragamuwa and Uva provinces and in Kurunegala district during the early hours of the morning.

Due to the low-level atmospheric disturbance in the vicinity of Sri Lanka, the prevailing showery condition over the island is expected to continue during the next few days

Showers are likely in the Western, Southern and Northern provinces during the morning while showers or thundershowers will occur at most places of the island after 1.00 pm. Heavy showers  above 100 mm are likely at some places in the Western, Sabaragamuwa, Central, Uva, North-western and North-central provinces and in Galle, Matara and Mannar districts.

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