1978 Philippines Presidential Flight Windshear Accident (10328)

Incident Overview and Context The aircraft was operating a special flight from Laoag to Nichols Air Force Base, which serves Manila International Airport, on behalf of the Philippines Presidency. The passengers included soldiers, police officers, journalists, and members of the government security agency who were returning to Manila after participating in the celebrations for the 61st anniversary of President Ferdinand Marcos. ## Accident Sequence During the final approach to runway 06, the airplane encountered poor weather conditions. The aircraft lost altitude, struck ten houses, and crashed in a swampy area located a few hundred meters short of the runway threshold. ## Casualties and Rescue Seven occupants of the airplane were rescued. The accident resulted in the deaths of 21 other occupants and 12 people on the ground. Additionally, 20 people on the ground sustained serious injuries. ## Official Findings The investigation determined that the airplane lost height on final approach due to windshear. At the time of the accident, weather conditions were poor, characterized by thunderstorm activity, winds up to 35 knots, heavy rainfall, and turbulence.