US enforces blockade of Iranian ports as regional threat level hits ‘severe’: UKMTO

“US enforces blockade of Iranian ports as regional threat level hits ‘severe’: UKMTO”

The United States is enforcing a blockade of all Iranian ports and coastlines, with the measure applying to every vessel regardless of flag or ownership, according to a maritime security advisory issued on Wednesday, October 28, 2026. The advisory, JMIC 016-26, was released by the Joint Maritime Information Center (JMIC). It carries an appended notice from US Naval Forces Central Command’s Naval Cooperation and Guidance for Shipping (NAVCENT NCAGS). It covers the Gulf, the Strait of Hormuz, the…