FBI Warns Iran Aspired to Attack California with Drones in Retaliation for War: Alert

ABC News
ABC NewsMar 11, 2026

Why It Matters

The alert signals a potential new front in U.S.–Iran hostilities, prompting heightened security measures and illustrating how state‑backed drone capabilities could be leveraged by criminal networks to threaten domestic safety.

Key Takeaways

  • FBI alerts California police of potential Iranian drone attacks.
  • Threat linked to Iran’s recent drone use in Middle East conflict.
  • Unverified reports suggest Mexican cartel involvement in drone weaponization.
  • Iran may preposition drones on ships in international waters.
  • No clear reason why West Coast targeted over East Coast.

Summary

The FBI has issued an unprecedented alert to law‑enforcement agencies along California’s coastline, warning that Iran may attempt a retaliatory drone strike on the U.S. mainland. The advisory, obtained by ABC News, cites uncorroborated intelligence that Iranian planners are exploring the use of explosive‑laden unmanned aerial vehicles against unspecified targets in the Golden State.

The warning references Iran’s recent, heavy reliance on combat drones in its 12‑day conflict with the United States, which has already claimed the lives of six U.S. service members. In addition, the alert mentions a separate, unverified report that Mexican cartel leaders have authorized similar drone attacks, suggesting a possible convergence of state and criminal capabilities. Analysts speculate that Iran could be pre‑positioning drones on vessels operating in international waters, ready to launch from the Pacific.

FBI officials emphasized the lack of concrete evidence but stressed the seriousness of the threat, noting that Iran has previously discussed activating sleeper cells on U.S. soil. While the agency did not explain why the West Coast was singled out over the East, officials warned that any successful drone deployment could cause significant civilian casualties and infrastructure damage.

The advisory compels local police, emergency responders, and coastal security to heighten surveillance, share intelligence, and develop rapid‑response protocols. It also underscores the broader geopolitical risk of proxy‑enabled terrorism and the need for heightened vigilance as U.S.–Iran tensions continue to flare.

Original Description

The FBI warned police departments in California in recent days that Iran could retaliate for American attacks by launching drones at the West Coast, according to an alert reviewed by ABC News.

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