Accident Details
The airplane was reporting surface vehicle traffic when, according to the pilot, the engine began running rough. The pilot declared an emergency and landed in an abandoned drive-in. During the landing roll, the aircraft struck a cyclone fence, resulting in substantial damage.
Weather Conditions
Local weather at the time of the accident reported a temperature of 64 degrees Fahrenheit and a dew point of 60 degrees Fahrenheit. When these figures are plotted on a graph depicting the probability of encountering carburetor icing, they indicate a probability of 'serious icing at cruise power'.
Aircraft and Occupants
The source does not specify the aircraft type, registration, or number of occupants. No information is provided regarding injuries or fatalities.
Conclusion
No explicit cause for the engine roughness or the accident is stated in the source. The weather conditions were noted to correspond to a high probability of carburetor icing, but no direct link is established.