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Date:Wednesday 26 April 1989
Type:Silhouette image of generic C208 model; specific model in this crash may look slightly different
Cessna 208 Caravan I
Registration: N9637F
MSN: 20800120
First flight:
Total airframe hrs:742
Engines: 1 Pratt & Whitney Canada PT6A-114
Crew:Fatalities: 0 / Occupants: 1
Passengers:Fatalities: 0 / Occupants: 0
Total:Fatalities: 0 / Occupants: 1
Aircraft damage: Damaged beyond repair
Location:7,5 km (4.7 mls) S of Decatur Airport, IL (DEC) (   United States of America)
Phase: Approach (APR)
Departure airport:Marion-Williamson County Airport, IL (MWA/KMWA), United States of America
Destination airport:Decatur Airport, IL (DEC/KDEC), United States of America
A Cessna 208 Caravan I crashed while approaching Decatur Airport, IL (DEC). The pilot sustained minor injuries but the plane was substantially damaged.
The pilot was approaching in strong winds of 30 kts gusting to 40 kts and severe turbulence. A pilot landing ahead reported a 20 knot windshear on finals.
The accident pilot had descended to 1500 feet when the airplane encountered strong turbulence. The airspeed went from stall to redline and the plane was uncontrollable and struck terrain.

Probable Cause:

PROBABLE CAUSE: "The pilot's intentional flight into known adverse weather. Contributing factors were the pilot's poor evaluation of the weather information given him by the air traffic controllers."

Accident investigation:
Investigating agency: NTSB
Status: Investigation completed
Duration: 2 years and 9 months
Accident number: CHI89FA078
Download report: Summary report
Language: English

Loss of control


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This map shows the airport of departure and the intended destination of the flight. The line between the airports does not display the exact flight path.
Distance from Marion-Williamson County Airport, IL to Decatur Airport, IL as the crow flies is 230 km (144 miles).

This information is not presented as the Flight Safety Foundation or the Aviation Safety Network’s opinion as to the cause of the accident. It is preliminary and is based on the facts as they are known at this time.
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