← WW3 RISK TRACKER / THEATER: Yemen War & Houthi Attacks
Saudi – Houthis conflict
- Yemeni government forces and coalition aircraft engaged Houthi units across Taiz, repelling assaults in southern and western sectors. Anadolu Ajansı Güncel Haberler · 2 Oct 2026Yemeni army says 1,540 Houthis killed or wounded over past 24 hoursYemen Online · 2 Oct 2026[Yemen: More Than 80 Killed in Taiz Clashestaxonomy/term/2 · 2 Oct 2026From Air to Ground, Taiz Front Lines Repel Houthi Advance
- A Houthi projectile struck a school building in the southern Saudi border city of Najran. Anadolu Ajansı Güncel Haberler · 2 Oct 2026Houthi projectile hits school in Saudi Arabia's Najran: Civil Defense
- Saudi air defense batteries intercepted Houthi ballistic missiles and explosive drones targeting Khamis Mushait and Jazan. https://saudigazette.com.sa · 1 Oct 2026Houthi missile intercepted in Khamis Mushait, causes damage to buildings and vehiclesYemen Online · 2 Oct 2026[Saudi Arabia Announces Interception, Destruction of 2 Ballistic Missiles , Dronestaxonomy/term/2 · 1 Oct 2026Coalition: 2 Ballistic Missiles, 4 Drones Destroyed in Saudi Arabia’s Khamis Mushait, Jazan
- Yemeni military air defenses intercepted and destroyed Houthi suicide drones over the temporary capital of Aden. Yemen Online · 2 Oct 2026[Yemeni Air Defenses Shoot Down Houthi Explosive Drones Over Aden
- United States authorities arrested Department of Energy engineer Ashton Hamed Ellaboudy for attempting to provide technical support to Houthi forces. FDD's Long War Journal · 2 Oct 2026US charges engineer with supporting Houthis, Louisiana brothers and Florida man with financing HamasYemen Online · 2 Oct 2026[U.S. Engineer Arrested for Allegedly Attempting to Support the Houthis
Taiz Frontline Clashes
Yemeni government forces repelled multi-axis Houthi ground assaults across southern and western Taiz, including clashes near Bani Omar and al-Wazi'iyah. Yemeni and coalition aircraft executed dozens of airstrikes against Houthi troop movements, vehicle convoys, and staging positions. UN Special Envoy Hans Grundberg warned that escalating combat around the strategic transport hub has displaced more than 133,000 civilians and severed key transit corridors. Anadolu Ajansı Güncel Haberler · 2 Oct 2026Yemeni army says 1,540 Houthis killed or wounded over past 24 hoursYemen Online · 2 Oct 2026[Yemen: More Than 80 Killed in Taiz ClashesThe National · 2 Oct 2026Houthis push for Taiz as fighting intensifies around strategic Yemeni city
Cross-Border Projectile Fire
Houthi forces launched cross-border attacks into southern Saudi Arabia, where a projectile struck a school in Najran. Saudi air defense units intercepted two ballistic missiles and four drones over Khamis Mushait and Jazan, where falling debris caused damage to civilian vehicles and buildings. Coalition aircraft subsequently conducted airstrikes targeting Houthi operational infrastructure in Sanaa, Saada, and Hajjah. https://saudigazette.com.sa · 1 Oct 2026Houthi missile intercepted in Khamis Mushait, causes damage to buildings and vehiclesYemen Online · 2 Oct 2026[Airstrikes Rock Yemen’s Capital Sanaa Following Houthi Missile , Drone AttacksYemen Online · 2 Oct 2026[Saudi Arabia Announces Interception, Destruction of 2 Ballistic Missiles , Drones
Air Defense Over Aden
Yemeni government air defense units intercepted and destroyed explosive-laden Houthi drones over the skies of Aden. Military spokesman Colonel Majid Al-Nazeeli confirmed the unmanned aircraft were destroyed before reaching populated neighborhoods and administrative sites. The attempted drone strikes follow wider Houthi efforts to target southern urban centers and critical infrastructure under government control. Yemen Online · 2 Oct 2026[Yemeni Air Defenses Shoot Down Houthi Explosive Drones Over Aden
Material Support Arrest
United States federal authorities arrested Department of Energy electrical engineer Ashton Hamed Ellaboudy on charges of attempting to provide material support to the Houthi movement. Prosecutors alleged Ellaboudy sought to travel to Sanaa to provide specialized assistance with communications equipment, drone technology, and explosive manufacturing. The case highlights ongoing international enforcement efforts against unauthorized technical transfers to Houthi forces. FDD's Long War Journal · 2 Oct 2026US charges engineer with supporting Houthis, Louisiana brothers and Florida man with financing HamasYemen Online · 2 Oct 2026[U.S. Engineer Arrested for Allegedly Attempting to Support the Houthis
Assessment
Intensified frontline fighting in Taiz and continued Houthi missile and drone launches against southern Saudi cities point to persistent high-intensity military pressure across the theater.
BOTTOM LINE // Intense multi-front ground combat across Taiz and persistent cross-border Houthi projectile attacks sustain critical conflict conditions across southwestern Yemen and Saudi border areas.
ISW assesses that upcoming force movements will likely create vulnerabilities for Saudi interdiction. Furthermore, ISW projects Iranian-aligned Iraqi militias will maintain access to their weaponry, as groups like Kataib Sayyid al Shuhada calculate that proposed disarmament agreements will fail. Institute for the Study of War · 2 Oct 2026Iran Update October 2 2026
- Next 7 days
- ISW assesses that operational movements required to reposition militia forces will likely present targets for Saudi interdiction strikes.
- Next month
- ISW anticipates Iranian-backed Iraqi militia factions will successfully retain access to weapons despite disarmament proposals.
WATCH October 2026 — Anticipated militia force movements presenting potential targets for coalition and Saudi interdiction.
- 2026-10-03
Saudi authorities reported a resident injured by intercepted Houthi ballistic missile debris in Asir.
Saudi air defense units intercepted a Houthi ballistic missile over Ahad Rafidah in Asir province, where falling fragments injured one civilian and damaged a prayer room and multiple vehicles.
- 2026-10-03
A Houthi projectile struck a school in Saudi Arabia's southern city of Najran.
Saudi Civil Defense responded after a Houthi projectile hit a school in Najran near the Yemeni border. The strike occurred alongside separate ballistic missile and drone interceptions across southern Saudi Arabia.
- 2026-10-02
A Houthi drone struck a power station serving the Prophet's Mosque in Medina.
The attack damaged an electrical transformer at the Taiba distribution facility in Medina without disrupting the municipal power grid. Regional governments condemned the strike as cross-border missile and drone exchanges intensified.
4 more
- 2026-10-01
Houthi forces seized coastal ridges near Bab al-Mandeb, advancing into key strategic terrain.
Ansar Allah fighters captured mountain chains in Lahj’s Al-Mudaraba and Ras al-Arah districts, overlooking Bab al-Mandeb, following a missile strike on government forces in Khur Amira. The gains threaten maritime chokepoints critical to Red Sea trade.
- 2026-09-30
Yemeni Parliament approved a national general mobilization against Houthi forces following recent strategic losses.
The Yemeni Parliament voted to declare general mobilization as intense combat in Lahj province left dozens dead and Houthi forces captured key heights near the Bab al-Mandeb strait.
- 2026-09-28
Saudi Arabia transitioned Riyadh schools to online learning following Houthi strike threats.
Saudi authorities moved schools in Riyadh to remote classes after air defenses intercepted Houthi drones launched toward the capital and ballistic missiles targeting Khamis Mushait.
- 2026-09-25
France committed troops and air defense systems to protect Saudi Arabia's Yanbu oil terminal.
French President Emmanuel Macron announced the dispatch of military personnel, radar units, and air defense systems to secure the Red Sea oil port of Yanbu. The deployment follows repeated Ansar Allah missile and drone salvos targeting western Saudi energy facilities.
COMMON QUESTIONS
Is there a war in Yemen?
Not a declared war between states. The armed confrontation is between the Houthi movement and the Saudi-led coalition and the Yemeni government, and it reaches shipping in the Red Sea and the Bab al-Mandab strait. Fighting has continued through repeated truces without a settlement. Legally a non-international armed conflict — the Houthis against Yemen's government — internationalized by Saudi and Emirati involvement. The index reads 76.9/100 as of 1 January 1970 (full-scale war); above 50 it grades the fighting itself rather than the risk of it.
How dangerous is the Saudi and Houthis situation right now?
The index reads 76.9/100 — full-scale war. The scale is anchored on 22 historical episodes from 1914 to 2005, so the number means the same thing from one theater to the next. It is a measurement of what is reported, not a forecast.
How is the Saudi and Houthis risk index calculated?
By fixed formula from open-source reporting: events are extracted and graded by how well evidenced they are, scored across weighted factors, and the model never picks the number. How the index works, and what it does not measure, is explained at wwiii.report/methodology.
How often is this updated?
Every day. The report is rebuilt from that day's reporting and the index re-judged from it, and a fall is published only once the evidence confirms it.
Timeline events — hover the chart to read them
Timeline events — hover the chart to read them
Timeline events — hover the chart to read them
One 0–100 scale for the whole conflict. 0–49 is escalation before war; 50–100 is active war and how far it has gone.
50 is not a threshold the number can cross on its own. Which side a theater sits on is decided by whether verified belligerents are fighting there, so war onset always moves the score up across 50 — the number never declares a war by climbing.
It is a stage, not a probability: 42 is not a 42% chance of war. Below 50 it grades movement toward war, above 50 the war itself.
Why it moved, under the chart, names what changed in the latest move: the day’s readings — strikes, casualties, talks — and, when the conflict’s stage was re-judged, what was graded differently and the events behind it. Open it for the detail.
Re-judged from open reporting by fixed formula — the model never picks a number — and a fall publishes only once the evidence confirms it. A dot on the line is a day the stage itself moved. How it is made →
Direction — which way the week pushed. Severity — where the index sits. Connections — how much of the rest a shock here reaches. Cascade — that reach combined with how ready this theater is to go off.
The index reads the state of the conflict, not the volume of news. Each run grades the factors listed below against fixed rubrics, and the score follows by formula.
So a dramatic headline moves nothing unless it changes a grade. A theater already graded for recurring incursions absorbs one more without moving — it is priced in.
Open How this was measured for every grade, its movement since the last run, and the events behind it. Full construction →
A different measurement from the score above, from a different source. This line counts how much of the world's news reports conflict between these two states, against their own long-run normal: 100 is normal, 200 is twice the usual level.
It is computed mechanically from the GDELT Project's open event stream every 15 minutes and never touches the assessed index above — when both move together, that agreement is the signal. A day with too few events shows no reading rather than a guess. Click the chart for the full history.
Data: the GDELT Project.