At 1645 UTC on March 15th, U.S. forces commenced strikes against targets used by Houthi terrorists in Yemen to launch attacks against commercial and military vessels operating within international shipping lanes. Houthi forces have subsequently threatened to strike U.S. assets, including commercial vessels, in the region. U.S.-flagged, or owned, commercial vessels operating throughout this region are strongly encouraged to maintain close contact with Naval Forces Central Command (NAVCENT) Naval Coordination and Guidance for Shipping (NCAGS). The risk mitigation measures addressed in U.S. Maritime Advisory 2025-001 (Houthi Attacks on Commercial Vessels – Southern Red Sea, Bab el Mandeb Strait, and Gulf of Aden) should also be reviewed and implemented well in advance of entering this region. Further updates will be provided when available.

This alert will automatically expire on Monday, March 24, 2025.

Any questions regarding this alert should be directed to m-ba-navcent-ncags@us.navy.mil. 

For more information about U.S. Maritime Alerts and Advisories, including subscription details, please visit https://www.marad.dot.gov/MSCI.