Iran launched retaliatory missile and drone strikes against US military infrastructure in Qatar on 28 February 2026, targeting installations linked to the United States’ regional early warning and command network. The attack formed part of a broader Iranian response to recent US and Israeli air operations against Iranian military and nuclear facilities.
Explosions were reported around Al-Udeid Air Base, the largest US military installation in the Middle East and a central hub for US Central Command (CENTCOM) operations. The base hosts critical sensor infrastructure, including the AN/FPS-132 Block 5 ballistic missile early warning radar — a strategic-level system operated as part of the United States’ global missile warning network and supporting both US and allied missile defence architecture.
The AN/FPS-132 is not a tactical battlefield radar but one of a limited number of strategic early warning radars forming the backbone of the United States’ global missile detection network. Designed to detect ballistic missile launches at ranges approaching 5,000 kilometres, it provides early launch detection and tracking data essential for downstream missile defence systems to calculate interception trajectories. Operated within the US missile warning architecture, the system’s estimated programme value exceeds $1 billion, underscoring the strategic weight of the target.
Ground-based early warning radars such as the AN/FPS-132 complement space-based infrared detection systems by providing persistent tracking and trajectory refinement after initial launch detection. As fixed strategic installations, these radars cannot be rapidly relocated or replaced, making them inherently more vulnerable than mobile missile defence assets while simultaneously more difficult to regenerate if degraded.
Iranian officials stated that US military facilities contributing to operations against Iran were legitimate military targets. Iranian state-aligned sources claimed that early warning radar infrastructure had been successfully struck, although US officials have not publicly confirmed the extent of damage.
US and Qatari air defence systems engaged incoming threats. While multiple projectiles were reportedly intercepted, the strike likely involved medium-range ballistic missiles specifically designed to strike fixed strategic infrastructure, in addition to unmanned aerial systems used to complicate interception. The attack demonstrated the inherent vulnerability of fixed, high-value sensor installations in saturation attack scenarios involving high-speed ballistic threats and drones. No air defence system guarantees 100 percent interception, particularly against manoeuvring re-entry vehicles or high-speed terminal-phase targets.
The radar infrastructure in Qatar supports the broader US missile defence architecture, which relies on layered detection and interception systems. Early warning sensors reduce reaction timelines and enable defensive engagement by systems such as Patriot and THAAD, forming the first step in the missile defence chain.
Iran has previously identified missile defence radar installations as potential targets, including the AN/TPY-2 early warning radar deployed at Kürecik in eastern Türkiye as part of NATO’s ballistic missile defence architecture. However, Kürecik is a NATO-operated facility hosted on Turkish territory rather than a US base, and Türkiye is currently maintaining diplomatic engagement with all sides. As a result, any direct attack against NATO radar infrastructure in Türkiye would represent a significantly broader escalation and is not currently assessed as a likely near-term scenario.
Iran’s decision to strike AN/FPS-132 infrastructure marks a doctrinal escalation. Rather than focusing solely on interceptor systems or forward-deployed combat units, Tehran has demonstrated the capability and intent to directly target the sensor layer of US strategic missile defence architecture. Degrading early warning reduces reaction time and complicates defensive response cycles in future engagements.
Despite the strike, the US missile warning network is designed with redundancy, incorporating space-based infrared sensors, additional ground-based radar installations, and distributed detection platforms. While regional detection performance may be degraded, the broader architecture is structured to absorb and compensate for individual sensor node disruption.
The attack represents one of the most direct Iranian strikes on US strategic sensor infrastructure in the Gulf to date, highlighting the growing vulnerability of fixed early warning installations and underscoring the increasing strategic importance of targeting the sensor layer in modern precision missile warfare.
Author: Özgür Ekşi
