Lancair ES
Flight Crew Private
Flight Crew Last 90 Days 45; Flight Crew Total 2500; Flight Crew Type 500
Airspace Violation All Types; Inflight Event / Encounter Loss Of Aircraft Control; Inflight Event / Encounter Weather / Turbulence
Flight Crew Regained Aircraft Control; Flight Crew Returned To Clearance
Weather
Flying level at 17;500 ft. Hit mountain wave turbulence and maximum rate of descent could not overcome lift of greater than 2;000 ft. per minute. We ascended into Class A airspace as high as 20;000 ft. before being able to overcome the lift. We managed to descend back to 17;500 ft. within a few miles.
Lancair ES pilot reported experiencing turbulence and entering Class A airspace before managing to descend back to assigned altitude.