Weather
Very heavy showers about 150 mm are likely at some places in Western and Sabaragamuwa provinces and in Kandy and Nuwara-Eliya districts
Weather forecast issued at 05.30 a.m. on 22 May 2024 by the Department of Meteorology
The Southwest monsoon conditions are gradually establishing over the island; hence, the prevailing showery and windy conditions will continue further.
Cloudy skies can be expected over most parts of the island.
Showers or thundershowers will occur at times in Western, Sabaragamuwa, Central, North-western, Southern and Northern provinces and at several places elsewhere of the island Very heavy showers about 150 mm are likely at some places in Western and Sabaragamuwa provinces and in Kandy and Nuwara-Eliya districts. Heavy showers above 100 mm are likely at some places in North-western province and in Mannar, Galle and Matara districts.
Strong winds about (40-50) kmph at times are possible in the western slope of the central hills and in Southern province. Fairly strong winds about (30-40) kmph can be expected at times elsewhere of the island.
Winds will be south-westerly in the sea areas around the island. Wind speed will be (40-50) kmph and may increase up to (60-70) kmph at times in the sea areas extending from Mannar to Pottuvil via Colombo, Galle and Hambantota. Wind speed will be (25-35) kmph and can be increased up to 50 kmph at times in the other sea areas around the island.
The sea areas extending from Colombo to Pottuvil via Galle and Hambantota will be very rough at times and Naval and fishing communities are advised not to venture into these sea areas, until further notice.
The sea areas extending from Mannar to Colombo will be rough at times, therefore, naval and fishing communities who are engaged in fishing and naval activities in this sea area are requested to be vigilant in this regard.
The swell waves (about 2.5 m – 3.0 m) height (This is not for land area) may increase in the sea areas off the coast extending from Kalpitiya to Pottuvil via Colombo, Galle, and Hambantota.
Strong gusty winds and very rough seas can be expected during thundershowers.
General public is kindly requested to take adequate precautions to minimize damages caused by temporary localized strong winds and lightning during thundershowers.
WEATHER FORECAST FOR 30 APRIL 2026
Issued at 05.30 a.m. on 30 April 2026 by the Department of Meteorology
Misty conditions can be expected at some places in the Central, Sabaragamuwa, North-central and Uva provinces.
Showers are likely at some places in the Southern province and in Kalutara district during the morning while showers or thundershowers will occur in the most parts of the island after 1.00 pm. Fairly heavy showers above 50 mm are likely at some places in the Sabaragamuwa, Central and North-central provinces and in Trincomalee district.
The general public is kindly requested to take adequate precautions to minimize damages caused by temporary localized strong winds and lightning during thundershowers.
Latest News
Heat Index at Caution Level in the North-central, Eastern, and Sabaragamuwa provinces and in Kurunegala, Monaragala, Vavuniya, Mullaittivu and Kilinochchi districts during the day time
Warm Weather Advisory
Issued by the Natural Hazards Early Warning Centre
Issued at 3.30 p.m. on 29 April 2026, valid for 30 April 2026.
The Heat index, the temperature felt on the human body is likely to increase up to ‘Caution level’ at some places in the North-central, Eastern, and Sabaragamuwa provinces and in Kurunegala, Monaragala, Vavuniya, Mullaittivu and Kilinochchi districts during the day time.
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
Latest News
Heat Index at Caution Level in the Northern, North-central and North-western provinces and in Kegalle, Trincomalee and Batticaloa districts during the day time
Warm Weather Advisory
Issued by the Natural Hazards Early Warning Centre
Issued at 3.30 p.m. on 28 April 2026, valid for 29 April 2026.
The Heat index, the temperature felt on human body is likely to increase up to ‘Caution level’ at some places in the Northern, North-central and North-western provinces and in Kegalle,
Trincomalee and Batticaloa districts during the day time.
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 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.
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