Loading Spotwander…Find the spots worth the detour.

Notable cave · Webster, Nebraska

Armstrong Dam

Armstrong Dam is a cave in Webster, Nebraska.

Armstrong Dam: crowds and conditions

Typical pattern: moderate; weekends busier. Been there recently? Post today’s status and it shows here for the next traveller.

Status options for this cave: Open, good conditions · Very crowded · Approach road bad · Closed / not accessible.

Best time to visit Armstrong Dam

Season: Year-round; October to March is most comfortable, some caves flood in heavy rain.

Busiest days: Weekends and long holidays.

Crowd: Moderate; weekends busier.

Typical week: Mon light · Tue light · Wed light · Thu light · Fri light · Sat busy · Sun busy.

How to reach Armstrong Dam — distance from nearby cities

    Coordinates: 40.34083, -98.42194. Road distances are estimates; the road-trip planner uses real routes and adds stops worth the detour.

    Places to visit near Armstrong Dam

    See everything within a day’s drive of Armstrong Dam

    Other caves near Armstrong Dam

    All caves in Nebraska

    Wikidata (CC0)

    Frequently asked

    Is Armstrong Dam open today?

    No visitor has reported the opening status for Armstrong Dam yet. Typical pattern: moderate; weekends busier. Busiest: Weekends and long holidays.

    What is the best time to visit Armstrong Dam?

    Year-round; October to March is most comfortable, some caves flood in heavy rain. Moderate; weekends busier.

    What are the places to visit near Armstrong Dam?

    Nearby: Chatauqua Pavilion (sanctuary, 34 km), Hastings Museum & Super Screen Theater (museum, 36 km), Republican Pawnee Village (sanctuary, 38 km), Guide Rock (viewpoint, 42 km), Pioneer Village (museum, 60 km), Lowell Historical Marker (sanctuary, 67 km).

    Is Armstrong Dam worth visiting?

    Armstrong Dam is listed as a notable cave in Nebraska on Spotwander.