The Department of Meteorology has issued a warning that developing El Niño conditions are expected to influence Sri Lanka's weather during the upcoming southwest monsoon season, which typically runs from May to September. Forecasts indicate a significant reduction in monsoon rainfall, with a particular risk of drought conditions emerging in July and August. International meteorological agencies, including the WMO, suggest an 80-90% probability of El Niño developing between June and August. Officials noted that El Niño conditions have already developed over the Pacific Ocean, and their effects are anticipated to persist for approximately 11 months.
The Pulse
EnvironmentGeneralHOTWednesday, June 10, 2026
El Niño Impact on Sri Lanka Expected to Be Less Severe Than Feared
TLDR
El Niño to hit SL from July 2026, reducing monsoon rain.
Drought feared July/Aug, but Oct/Nov 2026 may see floods.
El Niño may strengthen by late 2026, lasting till April 2027.
Food production safe; Govt plans mitigation for agriculture/water.
7 Updates
Update #8\u00b7 Jun 20 · 2:32 PM
Update #7\u00b7 Jun 16 · 1:32 PM
Update #6\u00b7 Jun 16 · 9:32 AM
