Flight Planning and Weather Briefings
On May 1, 1994, at 1635 CDT, and again on May 2, 1994, at 0319 CDT, a non-instrument rated pilot contacted the Green Bay Flight Service Station (FSS) to obtain weather information for a planned flight from Green Bay, Wisconsin, to Miles City, Montana. The pilot was advised that visual flight rules (VFR) conditions were expected along the route, with a possibility of showers increasing nearer the destination.
After takeoff, the pilot contacted the Princeton and Huron FSS facilities and received winds and an abbreviated weather briefing for the route to Aberdeen, South Dakota.
En Route Stop and Departure
At approximately 0800 on May 2, the pilot made an en route stop at Aberdeen in VFR conditions to refuel. The pilot departed at about 0900 without updating the weather information.
Accident Sequence
Near McIntosh, South Dakota, witnesses observed the airplane flying low in poor weather conditions, characterized by low clouds and fog. Subsequently, the aircraft impacted rising terrain. The wreckage was located about ten days later, partially submerged in a pond.
Examination and Findings
No preimpact part failure or malfunction was found during the examination of the aircraft.
Weather Advisories
At 0745 on May 2, 1994, an AIRMET was issued warning of occasional low ceilings and visibilities with precipitation and fog from Texas through the Dakotas.