Weather
October 15, 2026
Climate Bulletin for Sri Lanka (Week of 16 – 26 Oct 2026)
From 13-19 Oct, the US NOAA Climate Prediction Center predicts that southwestern and central areas of SL are predicted to receive very heavy rainfall of...
October 9, 2026
Climate Bulletin for Sri Lanka (Week of 9 – 19 Oct 2026)
During Oct-Dec, there is a 50% likelihood of SL receiving higher-than-normal tercile rainfall (Source: CCSR/IRI multi-model Probability prediction). From 29...
October 2, 2026
Climate Bulletin for Sri Lanka (Week of 2 – 12 Oct 2026)
During Oct-Dec, there is a 50% likelihood of SL receiving higher-than-normal tercile rainfall (Source: CCSR/IRI multi-model Probability prediction). From 29...
September 25, 2026
Climate Bulletin for Sri Lanka (Week of 15 Sep – 5 Oct 2026)
Rainfall: After a dry week, rainfall picked up on 13 Sep with daily average reaching 16 mm. However, Southwest areas received heavy rainfall with Galle...
September 17, 2026
Climate Bulletin for Sri Lanka (Week of 18 – 28 Sep 2026)
Rainfall: After a dry week, rainfall picked up on 13 Sep with daily average reaching 16 mm. However, Southwest areas received heavy rainfall with Galle...
September 10, 2026
Climate Bulletin for Sri Lanka (Week of 11 – 21 Sep 2026)
SL received above average rainfall (for September) from 1-9 Sep, with daily rainfall averages ranging from 4-9 mm. During 2-8 Sep, the average daily...
September 4, 2026
Climate Bulletin for Sri Lanka (Week of 3 – 14 Sep 2026)
Monitoring: Rainfall: SL was relatively dry from 10-31 Aug with daily rainfall averaged over the island ranging from 1-5 mm. During 26 Aug - 1 Sep, the...
August 28, 2026
Climate Bulletin for Sri Lanka (Week of 29 Aug – 07 Sep 2026)
From 25 – 31 Aug, 45-55 mm of rainfall is predicted for the Eastern Plains; 25-45 mm of rainfall is predicted for the Western & Eastern Hills; 5-25 mm...
August 21, 2026
Climate Bulletin for Sri Lanka (Week of 21 – 31 Aug, 2026)
From 18-24 Aug, the US NOAA Climate Prediction Center predicts that the overall rainfall across SL shall decrease compared to the previous week. During this...
August 13, 2026
Climate Bulletin for Sri Lanka (Week of 14 – 24 Aug, 2026)
Heavy rainfall over the western slopes during 1–4 August negated the dry conditions predicted for July and August by several agencies.Following these...