Stand-in Attack Weapon

Stand-in Attack Weapon (SiAW)
A SiAW missile being tested by a United States Air Force F-16
TypeAir-to-surface missile, aimed at targeting anti-access / area denial (A2 / AD) weapons
Place of originUnited States
Service history
In servicePlanned for 2026
Used byTo be used by the United States Air Force
Production history
DesignerNorthrop Grumman
DesignedSince May 2022
ManufacturerNorthrop Grumman
Developed fromAGM-88G AARGM-ER
ProducedSince 2024
Variants
Specifications

Steering
system
Tail controlled missile
Launch
platform

The Stand-in Attack Weapon (SiAW) is a tactical air-to-surface missile under development for the United States Air Force (USAF) by Northrop Grumman.

It is primarily designed to attack air-defences and high-value targets such as command-and-control sites, surface-to-surface missile launchers, anti-satellite systems, and GPS jamming systems.