Narrative:

On final to runway 28 wind check call from tower elicited 220 degrees at 14 KTS. Approximately altitude over numbers 30 ft AGL. Encountered drop in airspeed of about 10-15 KTS. Executed recovery landed hard. Subsequent examination indicates no need to file under part 830.5. Flew airplane to home base for tear down inspection. Damage: 1)left wingtip and aileron scrapes and surface damage, 2) right gear door buckled, and 3) no propeller strike. Callback conversation with reporter revealed the following information: reporter states there was no FAA involvement since they consider this an incident. The aircraft was a mooney 20F. The wing was rebuilt for which the reporter paid extra as he wanted it done as an assurance of minimizing any internal damage. Reporter said that his 4 times a yr training which he takes to keep sharp was a help in his thinking ability to use rudder rather than aileron in correcting for the windshear. A commuter aircraft that arrived just after he did indicated a 27 KT reduction of airspeed when at the same point as reporter on approach. He feels the midwest WX is so extreme that one must be prepared for anything.

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Original NASA ASRS Text

Title: MOONEY PLT ON APCH ENCOUNTERS WINDSHEAR AND MAKES A HARD LNDG. L WINGTIP AND AILERON DAMAGED IN ADDITION TO THE GEAR DOOR.

Narrative: ON FINAL TO RWY 28 WIND CHK CALL FROM TWR ELICITED 220 DEGS AT 14 KTS. APPROX ALT OVER NUMBERS 30 FT AGL. ENCOUNTERED DROP IN AIRSPD OF ABOUT 10-15 KTS. EXECUTED RECOVERY LANDED HARD. SUBSEQUENT EXAMINATION INDICATES NO NEED TO FILE UNDER PART 830.5. FLEW AIRPLANE TO HOME BASE FOR TEAR DOWN INSPECTION. DAMAGE: 1)L WINGTIP AND AILERON SCRAPES AND SURFACE DAMAGE, 2) R GEAR DOOR BUCKLED, AND 3) NO PROP STRIKE. CALLBACK CONVERSATION WITH RPTR REVEALED THE FOLLOWING INFO: RPTR STATES THERE WAS NO FAA INVOLVEMENT SINCE THEY CONSIDER THIS AN INCIDENT. THE ACFT WAS A MOONEY 20F. THE WING WAS REBUILT FOR WHICH THE RPTR PAID EXTRA AS HE WANTED IT DONE AS AN ASSURANCE OF MINIMIZING ANY INTERNAL DAMAGE. RPTR SAID THAT HIS 4 TIMES A YR TRAINING WHICH HE TAKES TO KEEP SHARP WAS A HELP IN HIS THINKING ABILITY TO USE RUDDER RATHER THAN AILERON IN CORRECTING FOR THE WINDSHEAR. A COMMUTER ACFT THAT ARRIVED JUST AFTER HE DID INDICATED A 27 KT REDUCTION OF AIRSPD WHEN AT THE SAME POINT AS RPTR ON APCH. HE FEELS THE MIDWEST WX IS SO EXTREME THAT ONE MUST BE PREPARED FOR ANYTHING.

Data retrieved from NASA's ASRS site as of July 2007 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.