USNS Westwind (T-AGSE-2) is a Black Powder-class submarine and special warfare support vessel acquired by the U.S. Navy in 2015 and assigned to the US Coast Guard's MFPU (Marine Force Protection Unit) at Naval Submarine Base Kings Bay.

She has been modified multiple times since the Navy purchased her in 2015.

Her most recent upgrades have brought in a new gun system, updated crew quarters, and a remodeled bridge.

Westwind was built in 2009 by Leevec Industries, Jennings, Louisiana, for Hornbeck Offshore Services.

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