Aircraft Accident/Incident Report

St. Louis, Missouri 63134
Saturday, April 10, 2004 18:35 CDT

NTSB Narrative Summary Released at Completion of Accident

The commercial airline flight encountered turbulence which resulted in a serious injury to a flight attendant. According to a report from the operator, the turbulence was due to a storm front along the route of flight. The airplane was not damaged. The airplane had been deviating in an attempt to minimize the turbulence encountered. In a written report, the pilot stated that while en route the airplane was in turbulence. He stated that the seat belt sign was on and as the turbulence began to intensify he made a public address announcement for the flight attendants to be seated. He stated that he was then informed that one of the flight attendants had been injured. A written report from the flight attendants indicated that the fasten seat belt sign was not on at the time of the injury.

NTSB Probable Cause Narrative

The inadvertent encounter with turbulence which resulted in the injury to the flight attendant.

Event Information

Type of Event Accident
Event Date 4/10/2004
Event Day of the Week Saturday
Time of Event 1835
Event Time Zone Central Daylight Time
Event City St. Louis
Event State MISSOURI
Event Country --
Zipcode of the event site 63134
Event Date Year 2004
Event Date Month 4
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude 384452N
Event Location Longitude 0902136W
Event Location Airport --
Event Location Nearest Airport ID --
Indicates whether the acc/inc occurred off or on an airport Off Airport/Airstrip
Distance from airport in statute miles --
Degrees magnetic from airport --
Airport Elevation --
Weather Briefing Completeness --
Investigator's weather source Pilot
Time of the weather observation
Direction of event from weather observation facility (degrees) --
Weather Observation Facility ID --
Elevation of weather observation facility --
Distance of event from weather observation facility (units?) --
Time Zone of the weather observation --
Lighting Conditions Day
Lowest Ceiling Height --
Lowest Non-Ceiling Height --
Sky/Lowest/Cloud Conditions Clear
Sky Condition for Lowest Ceiling None
Visibility Runway Visual Range (Feet) --
Visibility Runway Visual Value (Statute Miles) --
Visibility (Statute Miles) 10
Air Temperature at event time (in degrees celsius) 9
Dew Point at event time (in degress fahrenheit) --
Wind Direction (degrees magnetic) 80
Variable Wind Indicator Wind direction could be determined
Wind Speed (knots) 20
Wind Velocity Indicator --
Wind Gust Indicator Not Gusting
Wind Gust (knots) --
Altimeter Setting at event time (in. Hg) 30.08
Density Altitude (feet) --
Intensity of Precipitation --
METAR weather report --
Event Highest Injury Serious
On Ground, Fatal Injuries --
On Ground, Minor Injuries --
On Ground, Serious Injuries --
Injury Total Fatal --
Injury Total Minor --
Injury Total None 108
Injury Total Serious 1
Injury Total All 1
Investigating Agency NTSB
NTSB Docket Number (internal use) 19943
NTSB Notification Source FAA
NTSB Notification Date May 13 2004 12:00AM
NTSB Notification Time 1000
Fiche Number and/or location -used to find docket information DMS
Date of most recent change to record Jul 31 2006 10:47AM
User who most recently changed record NTSB\JOHB
Basic weather conditions Instrument Meteorological Cond
FAA District Office St. Louis, Missouri

Aircraft Involved

Aircraft #1

Aircraft Registration Number N662SW
NTSB Number CHI04LA126
Missing Aircraft Indicator --
Federal Aviation Reg. Part Part 121: Air Carrier
Type of Flight Plan filed IFR
Flight plan Was Activated? No
Damage None
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name Boeing
Aircraft Model 737-300
Aircraft Series Identifier --
Aircraft Serial Number 23255
Certified Max Gross Weight 139000
Aircraft Category Airplane
Aircraft Registration Class --
Aircraft is a homebuilt? No
Flight Crew Seats --
Cabin Crew Seats --
Passenger Seats --
Total number of seats on the aircraft 145
Number of Engines 2
Fixed gear or retractable gear Retractable
Aircraft, Type of Last Inspection Continuous Airworthiness
Date of Last Inspection Apr 1 2004 12:00AM
Airframe hours since last inspection 25
Airframe Hours 58979
ELT Installed No
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name SOUTHWEST AIRLINES CO
Aircraft Owner Street Address 2702 Love Field Dr.
Aircraft Owner City Dallas
Aircraft Owner State TX
Aircraft Owner Country USA
Aircraft Owner Zipcode 85235
Operator is an individual? No
Operator Name --
Operator Same as Owner? Yes
Operator Is Doing Business As --
Operator Address Same as Owner? Yes
Operator Street Address --
Operator City --
Operator State --
Operator Country --
Operator Zip code --
Operator Code SWAA
Owner has at least one certificate --
Other Operator of large aircraft? --
Certified for Part 133 or 137 Operation --
Operator Certificate Number --
Indicates whether an air carrier operation was scheduled or not Scheduled
Indicates Domestic or International Flight Domestic
Operator carrying Pax/Cargo/Mail Passenger Only
Type of Flying (Per_Bus / Primary) --
Second Pilot on Board Yes
Departure Point Same as Event No
Departure Airport Code HOU
Departure City HOUSTON
Departure State TX
Departure Country USA
Departure Time --
Departure Time Zone CDT
Destination Same as Local Flt crash at destination city
Destination Airport Code STL
Destination City St. Louis
Destination State MO
Destination Country USA
Specific Phase of Flight Cruise
Report sent to ICAO? No
Evacuation occurred No
Date of most recent change to record May 3 2006 7:33AM
User who most recently changed record SULP
Since inspection or accident Time of Accident
Event Location Runway Number and Location --
Runway Length --
Runway Width --
Sight Seeing flight No
Air Medical Flight No
Medical Flight --