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Rainfall Expectations
Expected rainfall intensity in key affected provinces
Primary Sources
Showers expected in the Western, Sabaragamuwa, Central, North-western and Northern provinces and in Galle and Matara districts – The Island
Latest News About 100 mm rainfall likely at some places in the Western and Sabaragamuwa provinces and in Galle and Matara districts Published 58 mins agoon 2026/05/23 WEATHER FORECAST FOR 23 MAY 2026 Issued at 05.30 a.m. on 23 May 2026 by the Department of Meteorology The South-West monsoon is gradually getting established over the island. Showers or thundershowers will occur at times in the Western, Sabaragamuwa and North-western provinces and inAnuradhapura, Galle, Matara, Kandy and Nuwara-Eliya districts. Heavy showers about 100 mm are likely at some places in the Western and Sabaragamuwa provinces and in Galle and Matara districts. Showers or thundershowers may occur at a few places in the Uva province and in Ampara and Batticaloa districts after 1.00 pm. Fairly strong winds about (30-40) kmph can be expected at times over the Western slopes of the central hills, the Northern, North-central, North-western and Southern provinces and in Trincomalee district. The general public is kindly requested to take adequate precautions to minimize damage caused by temporary localized strong winds and lightning during thundershowers Latest News Landslide early warnings issued to the Districts of Colombo, Gampaha, Kalutara, Kegalle, Nuwara Eliya and Ratnapura Published 20 hours agoon 2026/05/22 The National Building Research Institute [NBRI] has issued Landslide Early Warnings to the Districts of Colombo, Gampaha, Kalutara, Kegalle, Nuwara Eliya and Ratnapura valid upto 0900 AM on 23rd May 2026. Accordingly, LEVEL I [RED] landslide early warnings have been issued to the Divisional Secretaries Divisions and surrounding areas of Deraniyagala, Ruwanwella and Dehiowita in the Kegalle district and Ratnapura, Ayagama, Kuruwita and Eheliyagoda in the Ratnapura district. LEVEL II [AMBER] landslide early warnings have been issued to the Divisional Secretaries Divisions and surrounding areas of Seethawaka and Padukka in the Colombo district, Attanagalla in the Gampaha district, Horana, Bulathsinhala, Ingiriya and Palindanuwara in the Kalutara district, Yatiyanthota in the Kegalle district and Pelmadulla, Kiriella, Elapatha, Kalawana and Nivithigala in the Rathnapura district. LEVEL I [YELLOW] landslide early warnings have been issued to the Divisional Secretaries Divisions and surrounding areas of Mirigama and Divulapitiya in the Gampaha district, Agalawatta and Mathugama in the Kalutara district, Bulathkohupitiya in the Kegalle district and Ambagamuwa in the Nuwara Eliya...
Showers in the Western, Sabaragamuwa, Northern, North ... - The Island
Share Tweet WEATHER FORECAST FOR 20 MAY 2026 Issued at 05.30 a.m. on 20 May 2026 by the Department of Meteorology The South-West monsoon is gradually getting established over the island. Showers or thundershowers will occur at times in the Western, Sabaragamuwa, Northern, North-western and Southern provinces and in Anuradhapura, Kandy and Nuwara-Eliya districts. Fairly heavy showers above 50 mm are likely at some places in the above areas. Showers or thundershowers may occur at a few places in the Uva province and in Ampara and Batticaloa district after 2.00 pm. Fairly strong winds about (30-40) kmph can be expected at times over the Western slopes of the central hills, the Northern, North-central, North-western and Southern provinces. The general public is kindly requested to take adequate precautions to minimize damage caused by temporary localized strong winds and lightning during thundershowers Continue Reading Latest News About 100 mm rainfall likely at some places in the Western and Sabaragamuwa provinces and in Galle and Matara districts Published 58 mins agoon 2026/05/23 WEATHER FORECAST FOR 23 MAY 2026 Issued at 05.30 a.m. on 23 May 2026 by the Department of Meteorology The South-West monsoon is gradually getting established over the island. Showers or thundershowers will occur at times in the Western, Sabaragamuwa and North-western provinces and inAnuradhapura, Galle, Matara, Kandy and Nuwara-Eliya districts. Heavy showers about 100 mm are likely at some places in the Western and Sabaragamuwa provinces and in Galle and Matara districts. Showers or thundershowers may occur at a few places in the Uva province and in Ampara and Batticaloa districts after 1.00 pm. Fairly strong winds about (30-40) kmph can be expected at times over the Western slopes of the central hills, the Northern, North-central, North-western and Southern provinces and in Trincomalee district. The general public is kindly requested to take adequate precautions to minimize damage caused by temporary localized strong winds and lightning during thundershowers Latest News Landslide early warnings issued to the Districts of Colombo, Gampaha, Kalutara, Kegalle, Nuwara Eliya and Ratnapura Published 20 hours agoon 2026/05/22 The National Building Research Institute [NBRI] has issued Landslide Early Warnings to the Districts of Colombo, Gampaha, Kalutara, Kegalle, Nuwara Eliya and Ratnapura valid upto 0900 AM on 23rd May 2026. Accordingly, LEVEL I [RED] landslide early warnings ...
Heavy showers expected in several parts of the island today
South-West monsoon is gradually getting established over the island, the Department of Meteorology stated. Accordingly, 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 rainfalls of about 100 mm are likely at some places in the Western and Sabaragamuwa provinces and in Galle and Matara districts. A few showers will occur in the Anuradhapura district, the Met. Department noted. Meanwhile, showers or thundershowers may occur at a few places in the Uva province and in Ampara and Batticaloa districts after 1.00 pm. Fairly strong winds about 30-40 kmph can be expected at times over Western slopes of the central hills, Northern, North-Central, North-Western and Southern provinces and in the Trincomalee district, it noted. The general public has been requested to take adequate precautions to minimize damage caused by temporary localized strong winds and lightning during thundershowers.
Sri Lanka braces for very heavy rain as monsoon strengthens - Sri Lanka
According to the department, the ... hours. Showers or thundershowers will occur at times in the Western, Sabaragamuwa and North-Western provinces, as well as in the Galle, Matara, Kandy and Nuwara Eliya districts...
