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The terminal weather forecast for O'Hare for the period 2100-0300 called for 10,000 feet broken clouds visibility 4 miles in smoke.
The company dispatcher at LaGuardia stated that he provided no weather briefing to the captain of UAL 389, however, a self-help weather briefing board was available to the crew at LaGuardia and the dispatch representative[1] at LaGuardia provided the crew with UAL forecasts, sequence weather reports from Service "A" circuits 8022 and 8025, copies of the John F. Kennedy, Dulles, and O'Hare forecasts, and a copy of the 1700 jet winds.
The accident occurred in dark, hazy, VFR conditions.
1.8 Aids to Navigation
There were no reported discrepancies to any aids to navigation in use at the time of the accident.
1.9 Communications
The aircraft was in radio contact with Chicago Air Traffic Controllers with no reported discrepancies.
1.10 Aerodrome and Ground Facilities
Not involved in this accident.
1.11 Flight Recorder
N7036U was equipped with a Fairchild Waste King Model 5424 flight data recorder S/N 1740 installed July 17, 1965. Service Bulletin No. 159 requiring the installation of protective plates to prevent damage to the recording medium in the event of an accident, had been accomplished. The top and side cover,
- ↑ The dispatcher for this flight was physically located in Chicago and had a delegated representative who signed the clearance in the dispatcher's name and provided service to the crew on the dispatcher's behalf.
