The United States and the United Kingdom have begun advising some military personnel to depart from the Al Udeid Air Base in Qatar as part of precautionary measures tied to escalating tensions in the Middle East.

Diplomats familiar with the matter said that U.S. officials issued guidance for personnel to leave the sprawling base — the largest forward military installation for U.S. Central Command in the region — without describing the scale or timeline of the reduction.

The move has been described by officials as a “posture change” rather than an evacuation, aimed at adjusting force presence in response to potential threats.

Al Udeid also hosts Royal Air Force units and serves as a strategic hub for coalition operations across the Gulf.

The precautionary shifts follow heightened regional tensions after Iran warned it would target U.S. military bases in response to any direct U.S. strikes, as Washington publicly weighs possible intervention in the wake of a brutal security crackdown on protesters within Iran.

A senior Iranian official communicated to regional partners that bases including Al Udeid could face retaliation if U.S. military action were undertaken.

Diplomats said the advice for personnel departures was issued to mitigate risk as political and military leaders deliberate next steps amid mounting volatility.

Qatar’s international media office confirmed implementation of precautionary steps at the base, including the departure of some personnel, framing the actions as part of broader efforts to protect the country’s citizens, residents and critical infrastructure.

The office underscored that further updates would be communicated through official channels.

The shift comes as Gulf states and allied forces remain on heightened alert and underscores the fluid security environment facing Western military partners in the region.