The Department of Meteorology has issued an advisory warning of severe lightning across seven provinces in Sri Lanka, with thunderstorms expected during the afternoon and nighttime hours.

The warning, issued at 11:30 a.m. on October 21, will remain valid until 1:30 a.m. on October 22.

According to the department, atmospheric conditions are favourable for the development of thunderstorms accompanied by intense lightning in several parts of the country.

Seven provinces under lightning advisory

The advisory covers the following provinces:

  • Central Province

  • Sabaragamuwa Province

  • Northern Province

  • North Central Province

  • North Western Province

  • Eastern Province

  • Uva Province

The Meteorology Department stated that thundershowers accompanied by severe lightning are likely at several places in these provinces, particularly during the afternoon and evening or nighttime periods.

Residents in the affected areas have been advised to remain alert to changing weather conditions.

Strong winds possible during thunderstorms

In addition to lightning, the department warned that temporary strong winds may occur during thundershowers.

Such conditions could pose risks to people travelling outdoors, working in open areas or participating in outdoor activities.

The department urged the public to take necessary precautions to minimise accidents and injuries caused by lightning.

Public advised to take precautions

During thunderstorms, residents are advised to remain indoors where possible and avoid unnecessary exposure to lightning.

Recommended safety measures include avoiding open fields, isolated trees, elevated locations and bodies of water during thunderstorms.

People should also avoid touching exposed electrical equipment or using wired electrical devices during intense lightning activity.

Motorcyclists, agricultural workers, fishermen and others who spend extended periods outdoors are encouraged to seek safe shelter when thunder or lightning is observed.

The public is also advised to remain cautious of sudden strong winds during heavy showers.

Warning valid until early Thursday morning

The advisory was issued at 11:30 a.m. on Wednesday, October 21, 2026, and remains in effect until 1:30 a.m. on Thursday, October 22.

The Department of Meteorology has requested residents in the affected provinces to take appropriate safety measures to reduce the risk of lightning-related incidents.