Cuba suffers another nationwide blackout amid deepening power crisis
A transmission-line fault and unstable weather caused Cuba’s latest national blackout, affecting Havana and other regions. Electricity was gradually restored, but some areas remained without power.
What this could mean for you
Repeated or prolonged power cuts for households and businesses
Further transmission faults, unstable weather, fuel shortages or aging generation could reduce the reliability of the electricity system.
Reported basis: [1][3] · The possible effect is interpretation.
Depends on: Another system failure or insufficient generation must occur.
Possible time frame: weeks, if those conditions hold.
Interrupted communications and electrically dependent services
Loss of grid power can disrupt charging, internet access and other services that rely on electricity.
Reported basis: [3] · The possible effect is interpretation.
Depends on: Local backup generation or stored power is insufficient.
Possible time frame: days, if those conditions hold.
Possible consequences, not a forecast. Their relevance depends on your location and the conditions above.
For your country
Choose a country to check how this event could affect you.
What changes the outlook
Risk increases if…
Another transmission-line failure or prolonged unstable weather causing a new nationwide outage.
Fuel shortages or generation problems extending restoration in provinces already without power.
Pressure eases if…
Full restoration of electricity across the affected regions.
Improved grid reliability or fuel availability reducing the frequency and duration of outages.
The details behind the risk
Open a detail to see which references were used. The source list includes available excerpts and links to the original articles.
Cuba experienced its seventh major blackout of the year and its twelfth since the end of 2024, according to the reports. [1][2]
References for this detail (2)
- Cuba, nuovo blackout nazionale: crisi energetica sempre più grave, stop alla corrente fino a 60 oreaffaritaliani.it · Sep 19, 2026, 8:31 AM UTC
- Graduale ritorno alla normalità a Cuba dopo il blackout elettrico nazionaleilgiornaledivicenza.it · Sep 20, 2026, 3:16 AM UTC
Cuba’s state electricity company attributed the outage to a fault on transmission lines combined with unstable weather conditions. [1][3]
References for this detail (2)
- Cuba, nuovo blackout nazionale: crisi energetica sempre più grave, stop alla corrente fino a 60 oreaffaritaliani.it · Sep 19, 2026, 8:31 AM UTC
- Graduale ritorno alla normalità a Cuba dopo il blackout elettrico nazionale - Notizieansa.it · Sep 20, 2026, 3:16 AM UTC
The outage began in western Cuba, particularly Havana, before spreading to other regions; power was only partially restored afterward. [3][2]
References for this detail (2)
- Graduale ritorno alla normalità a Cuba dopo il blackout elettrico nazionaleilgiornaledivicenza.it · Sep 20, 2026, 3:16 AM UTC
- Graduale ritorno alla normalità a Cuba dopo il blackout elettrico nazionale - Notizieansa.it · Sep 20, 2026, 3:16 AM UTC
A Havana resident told AFP that electricity was available for about four hours before failing again, while reports said outages in some provinces had exceeded 60 hours during recent weeks. [3][1]
References for this detail (2)
- Cuba, nuovo blackout nazionale: crisi energetica sempre più grave, stop alla corrente fino a 60 oreaffaritaliani.it · Sep 19, 2026, 8:31 AM UTC
- Graduale ritorno alla normalità a Cuba dopo il blackout elettrico nazionale - Notizieansa.it · Sep 20, 2026, 3:16 AM UTC
Context from the sources
The reports describe fuel shortages and aging power plants as factors worsening Cuba’s energy emergency. [1]
Explore the reporting
3 source links · 3 domains
These counts describe the references, not independent confirmations. Different outlets can repeat the same original report.
1 of these links repeat a headline already present, allowing for punctuation and publisher branding. Repeated wording is not additional confirmation.
Publication timeline
Oldest to newest among the references used here. These are publication times, not a chronology of the incident. A later article may repeat earlier information.
- [1] Cuba, nuovo blackout nazionale: crisi energetica sempre più grave, stop alla corrente fino a 60 oreaffaritaliani.itReferenced for: detail 1, detail 2, detail 4
- [3] Graduale ritorno alla normalità a Cuba dopo il blackout elettrico nazionale - Notizieansa.itReferenced for: detail 2, detail 3, detail 4
- [2] Graduale ritorno alla normalità a Cuba dopo il blackout elettrico nazionaleilgiornaledivicenza.itReferenced for: detail 1, detail 3
Still unclear
The sources do not give a complete restoration timetable for all provinces.
They do not establish the total number of affected residents or the full economic cost of the outage.
Market implications
Market impact
Sources (3)
References for the reported details. Separate links do not necessarily mean independent confirmation.
Available excerpt
È il settimo grande blackout dall’inizio dell’anno e il dodicesimo dalla fine del 2024. Carenza di carburante e impianti obsoleti aggravano l’emergenza energetica Cuba di…A short excerpt from our source record; open the original for the full article.
Available excerpt
Si tratta del settimo stop nel 2026. Ancora senza energia la provincia di Guantanamo (ANSA-AFP) - ROMA, 20 SET - A Cuba è stato parzialmente…A short excerpt from our source record; open the original for the full article.
Available excerpt
A Cuba è stato parzialmente ripristinato l'accesso all'energia elettrica, dopo un altro blackout nazionale, il settimo quest'anno, nel mezzo di una grave crisi energetica sull'isola…A short excerpt from our source record; open the original for the full article.
AI-assisted analysis · Sep 20, 2026, 3:22 AM UTC. Based on linked headlines and available excerpts. Methodology · Report an error.