Answer
Larger Atlantic swells can send unexpected overwash across jetty stones, sweeping people off their feet. Storm days and east swells raise the risk even when the Boardwalk feels calm. If rocks are dark and wet, assume footing is unsafe.
Sources: NWS Wakefield / NOAA · Town of Ocean City
Editorial visitor guidance for Ocean City, Maryland. Confirm current Town of Ocean City, Maryland DNR, NPS Assateague, and NWS rules when regulations or safety apply.
