Aircraft Accident/Incident Report

Mosinee, Wisconsin 54455
Tuesady, February 7, 1989 18:20 CST

NTSB Narrative Summary Released at Completion of Accident

NON INSTRUMENT RATED PILOT GOT A FULL WEATHER BRIEF FROM FLIGHT SERVICE STATION. WEATHER BRIEFER ADVISED PILOT THAT VFR FLIGHT WAS NOT RECOMMENDED, AND GAVE HIM HAZARDOUS WEATHER ADVISORIES IN EFFECT FOR THE AREA AT THE TIME. AIRCRAFT CRASHED IN DENSELY WOODED AREA APPROXIMATELY 10 MILES SOUTH OF DEPARTURE POINT. AIRPORT MANAGER DESCRIBED THE CONDITIONS AT THE TIME OF DEPARTURE AS 'DARK, WINDY, AND SNOWING...'.

NTSB Probable Cause Narrative

SPATIAL DISORIENTATION OF THE PILOT AS A RESULT OF INITIATING THE FLIGHT INTO KNOWN ADVERSE WEATHER. FACTORS RELATED TO THE ACCIDENT WERE: DARK NIGHT, SNOW, AND LOW CEILINGS.

Event Information

Type of Event Accident
Event Date 2/7/1989
Event Day of the Week Tuesday
Time of Event 1820
Event Time Zone Central Standard Time
Event City MOSINEE
Event State WISCONSIN
Event Country --
Zipcode of the event site 54455
Event Date Year 1989
Event Date Month 2
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
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 0
Degrees magnetic from airport 0
Airport Elevation --
Weather Briefing Completeness Full
Investigator's weather source Weather Observation Facility
Time of the weather observation 1801 Central Standard Time
Direction of event from weather observation facility (degrees) 350
Weather Observation Facility ID AUW
Elevation of weather observation facility 1200
Distance of event from weather observation facility (units?) 15
Time Zone of the weather observation CST
Lighting Conditions Night/Dark
Lowest Ceiling Height 500
Lowest Non-Ceiling Height 0
Sky/Lowest/Cloud Conditions Unknown
Sky Condition for Lowest Ceiling Obscured
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 1
Air Temperature at event time (in degrees celsius) -7
Dew Point at event time (in degress fahrenheit) -10
Wind Direction (degrees magnetic) 230
Variable Wind Indicator Unknown
Wind Speed (knots) 10
Wind Velocity Indicator Unknown
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 29
Density Altitude (feet) --
Intensity of Precipitation Light
METAR weather report --
Event Highest Injury Fatal
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal 3
Injury Total Minor --
Injury Total None --
Injury Total Serious --
Injury Total All 3
Investigating Agency NTSB
NTSB Docket Number (internal use) 1643
NTSB Notification Source --
NTSB Notification Date Feb 7 1989 12:00AM
NTSB Notification Time 2000
Fiche Number and/or location -used to find docket information 40528
Date of most recent change to record Dec 13 2000 12:28PM
User who most recently changed record dbo
Basic weather conditions Instrument Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N6525V
NTSB Number CHI89FA049
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Destroyed
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name CESSNA
Aircraft Model 172RG
Aircraft Series Identifier 172RG
Aircraft Serial Number 172RG0751
Certified Max Gross Weight 2650
Aircraft Category Airplane
Aircraft Registration Class U.S. Registered/U.S. Soil
Aircraft is a homebuilt? No
Flight Crew Seats --
Cabin Crew Seats --
Passenger Seats --
Total number of seats on the aircraft 4
Number of Engines 1
Fixed gear or retractable gear Retractable
Aircraft, Type of Last Inspection 100 Hour
Date of Last Inspection Dec 30 1988 12:00AM
Airframe hours since last inspection 44
Airframe Hours 1828
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name ANDREW & MARY AVIATION INC
Aircraft Owner Street Address 7825 DUNHAM
Aircraft Owner City DOWNERS GROVE
Aircraft Owner State IL
Aircraft Owner Country
Aircraft Owner Zipcode 60517
Operator is an individual? --
Operator Name ANDREW & MARY AVIATION, INC.
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address 7824 DUNHAM
Operator City DOWNERS GROVE
Operator State IL
Operator Country
Operator Zip code 60517
Operator Code
Owner has at least one certificate None
Other Operator of large aircraft? No
Certified for Part 133 or 137 Operation Unknown
Operator Certificate Number --
Indicates whether an air carrier operation was scheduled or not --
Indicates Domestic or International Flight --
Operator carrying Pax/Cargo/Mail --
Type of Flying (Per_Bus / Primary) Unknown
Second Pilot on Board No
Departure Point Same as Event No
Departure Airport Code AUW
Departure City WAUSAU
Departure State WI
Departure Country
Departure Time 1810
Departure Time Zone CST
Destination Same as Local Flt --
Destination Airport Code 1C5
Destination City PLAINFIELD
Destination State IL
Destination Country
Specific Phase of Flight Descent
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Mar 19 2001 5:05PM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 0
Runway Length --
Runway Width --
Sight Seeing flight No
Air Medical Flight No
Medical Flight --