Answer
Delaware DNREC publishes official hours, fee changes, and closure alerts—check within a week of your day trip. Social media helps for same-day lightning holds. Do not rely on old Ocean City forum posts for Delaware park rules.
Sources: Delaware DNREC · Visit 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.
