Dark said the cause was under investigation, but there was no indication of an intentional act. “We have no reason to suspect foul play in any of these,” sinkings, Dark said. Dark said weather conditions were generally calm and meteorologist Paul Yura with the National Weather Service in Austin/San Antonio said there were were no storms in the area at the time and winds were generally 10 mph (16 kph) or less.
“The lake should be fairly navigable, without issue at those wind speeds," according to Yura. Lake Travis is an approximately 19,000-acre (7,689 hectares) impoundment about 12 miles (19 kilometers) northwest of Austin.