Bab al-Mandab Strait Sees Houthi Gains as Yemen Fighting Intensifies ww3 map

Reporting based primarily on english.news.cn.

Houthi forces have seized the Red Sea port city of Mocha, the town of Dhubab and Mayun Island in the Bab al-Mandab Strait, triggering heavy clashes with government troops in Lahj province and driving the displacement of more than 109,000 people in September 2026, developments that appear on the ww3 map of regional flashpoints.

Recent Houthi Advances on Yemen's Western Coast

Fighting intensified across western and northern Yemen in one of the sharpest escalations since the 2022 UN-brokered truce, with Houthi advances along the Red Sea coast bringing them closer to control of the Bab al-Mandab Strait. [1] Houthi forces captured Mocha on Sept. 10, Dhubab the next day, and Mayun Island at the heart of the strait after government troops withdrew southward into Lahj province. [1] Yemen's conflict erupted in late 2014 when the Houthis seized the capital Sanaa and much of northern Yemen. [1] The capture of Mocha in southwestern Taiz province forced government troops to withdraw southward toward Dhubab, between Mocha and Bab al-Mandab. [1] The capture brought the Houthis closer to the strait, marking a major battlefield shift along Yemen's western coast. [1] A day later, the group captured Dhubab and seized Mayun Island after government forces pulled farther south into neighboring Lahj province. [1] The capture of the island, which divides the waterway into two shipping channels, gave the group control of key positions overlooking the strait. [1] Following the developments, the government forces and the Houthis engaged in heavy clashes near the strait, with casualties reported on both sides. [1]

Ongoing Clashes in Lahj Province

Heavy clashes have continued since Wednesday in the Kahbub mountain area and surrounding heights in Lahj, with both sides sending reinforcements and several commanding heights changing hands without a decisive breakthrough. [1] According to military officials from both sides who spoke on condition of anonymity, fighting has raged fiercely since Wednesday across the Kahbub mountain area and surrounding heights in Lahj, where Houthi members launched a renewed push against government defensive positions. [1] The battle remained fluid on Thursday, with several commanding heights changing hands during attacks and counterattacks. [1] Neither side had secured a decisive breakthrough, according to the officials. [1] Both sides have sent additional fighters, weapons and military vehicles into the area, raising the prospect of further heavy fighting for control of positions overlooking approaches to Bab al-Mandab. [1]

Map shows Houthi advances and displacement in Yemen's western coast and Bab al-Mandab Strait in September 2026. — Source: reliefweb

Displacement Crisis on the West Coast

IOM recorded approximately 109,356 newly displaced individuals between 1 and 16 September, bringing the cumulative total since escalation began in June 2026 to 112,818. [2] Barefoot and terrified, Yemenis flee the Houthi advance as reported in accounts of the west coast escalation. [3] The largest concentration of displaced people was reported in areas affected by the fighting that began in June 2026. [2] IOM Yemen DTM continues to record the displacement caused by escalation in the west coast. [2] An approximate of 109,356 individuals (approximately 18,226 households) were recorded between 1 and 16 September, making the cumulative figure recorded since the escalation began in June 2026 reach 112,818 individuals (approximately 18,803 households). [2]

Strategic Importance of Bab al-Mandab

The Bab al-Mandab Strait is a critical chokepoint linking the Gulf of Aden to the Red Sea and Suez Canal route, and analysts say Houthi control would give leverage over global energy shipping parallel to disruptions in the Strait of Hormuz. [1] Bab al-Mandab, between Yemen and the Horn of Africa, acts as a critical maritime chokepoint connecting the Gulf of Aden to the southern end of the Red Sea, forming an indispensable artery for global energy shipments and international trade moving to and from the Suez Canal. [1] "The battle for Bab al-Mandab is not simply about gaining territory inside Yemen," Aden-based political analyst Muqbil Naji told Xinhua. [1] "Whoever can threaten this waterway acquires leverage that extends well beyond Yemen's borders." [1] Offering a similar assessment, Abdul-Salam Mohamed, chairman of the Yemeni think tank Abaad Studies and Research Center, said that the western coast is one of three fronts that could shape the course of the war. [1] The strategic importance of the western front lies largely in Bab al-Mandab, Mohamed said, noting that a Houthi advance toward the waterway would give the group "a potent new source of strategic leverage," while a major defeat could threaten its positions farther north along the Red Sea coast. [1]

Regional and Global Implications

Continued tensions around Bab al-Mandab could drive up insurance and shipping costs and prompt shipping companies to take longer and more expensive routes around the Cape of Good Hope. [1] Such disruptions would have a direct impact on the Suez Canal, as its security is closely linked to that of the southern maritime route. [1] If ships could not safely pass through Bab al-Mandab and the Red Sea, some trade could shift to alternative routes, resulting in longer transit times, higher costs and added pressure on global trade. [1] The impact, however, would not be limited to shipping and trade. [1] The latest developments could make a political settlement of the Yemeni conflict more difficult. [1] Control of coastal areas and strategic routes would give the Houthis more leverage and make the Red Sea and Bab al-Mandab a lasting factor in the conflict. [1] The Yemen crisis is therefore no longer only about power-sharing, but also about global maritime, energy and trade security. [1] The "most dangerous" development would be the militarization of the strait and the involvement of different international powers in the confrontation in the Red Sea. [1] In that case, increased tensions and polarization along this important maritime route would further aggravate the maritime transport and supply chain crisis already stemming from the situation around the Strait of Hormuz. [1] Assessing the broader regional dynamics, Yemeni political analyst Khalil Muthanna al-Omari said that with navigation through the Strait of Hormuz already severely disrupted, Houthi control of the Bab al-Mandab Strait would effectively create "a front parallel to the Strait of Hormuz," allowing Iran, through its Houthi allies, to exert influence on global energy shipping through two critical maritime chokepoints at the same time. [1]

Houthi anti-aircraft guns fire at drones over Sanaa amid intensified Yemen fighting. — Source: anadolu

Context of the Wider Yemen Conflict

Yemen's conflict erupted in late 2014 when the Houthis seized the capital Sanaa and much of northern Yemen. [1] In recent days, fighting has intensified across western and northern Yemen, in one of the sharpest escalations since a UN-brokered truce in 2022 largely halted major hostilities. [1] On Sept. 10, the Houthi group seized the Red Sea port city of Mocha in southwestern Taiz province, forcing government troops to withdraw southward toward Dhubab, between Mocha and Bab al-Mandab. [1] The capture brought the Houthis closer to the strait, marking a major battlefield shift along Yemen's western coast. [1] A day later, the group captured Dhubab and seized the Mayun Island at the heart of Bab al-Mandab after government forces pulled farther south into neighboring Lahj province. [1]

What to watch next: analysts note that continued Houthi advances could further complicate prospects for a political settlement while raising risks of broader international involvement in the Red Sea.