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Wakesurf Spot · Wyoming

Keyhole Reservoir

It is the reservoir at Keyhole State Park in northeastern Wyoming, with over 9,000 surface acres.

Reviewed by Esme Navarro, Wakesurf Data Editor · Updated

Keyhole Reservoir is a wakesurfing reservoir in Wyoming, near Moorcroft. It covers roughly 9,000 acres. It is the reservoir at Keyhole State Park in northeastern Wyoming, with over 9,000 surface acres.

A reservoir with roughly 53 miles of shoreline used for wakeboarding, water skiing, and tubing, with boat ramps and a marina at Keyhole State Park. It sits near Devils Tower in the northeast corner of the state.

The typical warm-weather window here is June–September, based on Open-Meteo 2019–2023 daily-high climatology. Wakesurfing is a fair-weather sport, so plan around water and air temperatures — and always confirm the current local wake-boat rules before you ride.

Source: Wyoming State Parks. Specifications reflect published figures and can change by model year — verify before purchase.

Frequently Asked Questions

The typical warm-weather window at Keyhole Reservoir runs June–September, based on Open-Meteo 2019–2023 daily-high climatology. Mornings are usually calmest.

A reservoir with roughly 53 miles of shoreline used for wakeboarding, water skiing, and tubing, with boat ramps and a marina at Keyhole State Park. It sits near Devils Tower in the northeast corner of the state. Wyoming: No wake-surf-specific rule. Always confirm the current local rules before launching.