Red Sea Brief #19+: Houthis Take Mayun, Lose Kahboub
Special Issue 19(+), Updated through September 19 Read “Red Sea Brief #19+: The Houthis Take Mayun, and Lose the Kahboub Heights” on our site; the full article is free on the Red Sea Futures Substack. Continue reading on redseafutures.com → Originally published by Red Sea Futures at https://www.redseafutures.com/insights/red-sea-brief-19-plus-the-houthis-take-mayun-and-lose-the-kahboub-heights Get the weekly Red Sea Brief — subscribe free on Substack
Red Sea Brief #19+: The Houthis Take Mayun, and Lose the Kahboub Heights
Special Issue 19(+), Updated through September 19
Special Issue, September 19, 2026
Note: our interactive map shows where the events behind Red Sea Futures’ columns — the Red Sea Brief and the Red Sea Legal Letter — took place. Red Sea Futures’ proprietary agentic model assisted in the creation of this report.
Summary
Houthi fighters took the Red Sea port of Mocha on September 10 and crossed to Mayun Island, in the middle of the Bab al-Mandeb strait, on September 11; on September 18 Yemeni government forces retook the Kahboub heights on the Yemeni mainland overlooking the roads to the strait. Drones launched from Iraq struck Saudi Arabia’s East–West crude pipeline on September 10, and Saudi Aramco suspended crude loadings at Yanbu, the pipeline’s Red Sea terminus, on September 15 — Brent settled near $108, its highest since May. The UK P&I Club’s Red Sea war-risk exclusion becomes a permanent term of its charterer’s liability cover at noon GMT on September 25, and the Joint War Committee’s September 16 notice left its Red Sea listed area unchanged.
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