Fog can come out of nowhere, trapping the unwary VFR pilot with nowhere to go.

By Brian Johnson

At 10 a.m. the pilot of a Cessna 205 took off with three passengers on a 280-mile VFR trip from Oklahoma City to Eldorado, Ark. None of them survived.

Earlier that morning the non-instrument rated private pilot contacted flight service and received a weather briefing for his VFR flight. The briefer informed the pilot of an Airmet for IFR weather conditions along the route of flight, valid until 9 a.m. Scattered clouds were forecast between 3,000 and 5,000 feet, with occasional scattered to broken between 8,000 and 10,000, with a 30 percent chance of thunderstorms and rain showers in the early afternoon. …