At 5:00 a.m. local time on December 3, 2025, a widespread blackout struck Cuba, specifically impacting the capital city of Havana and the island’s western provinces, from Mayabeque through Pinar del Río. The outage resulted from a partial collapse of Cuba’s national electrical grid, according to state-controlled media reports. Authorities have not disclosed the cause of the failure, and no timeline has been provided for restoring electricity.
The United States government, through its diplomatic mission in Havana, released an official Security Alert earlier today, urging U.S. citizens currently in the country—or planning imminent travel—to prepare for prolonged infrastructure instability. Emergency services are expected to remain operational, but widespread disruptions
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