(2)
LOW LEVEL AUTOROTATION - Commences at an altitude well below the traffic pattern, usually below 100 feet

above ground level and is used primarily for tactical military training.
(3) 180 DEGREES AUTOROTATION - Initiated from a downwind heading and is commenced well inside the normal traffic pattern. "Go around" may not be possible during the latter part of this maneuver.
AVIATION WEATHER SERVICE - A service provided by the National Weather Service (NWS) and Federal Aviation Administration which collects and disseminates pertinent weather information for pilots, aircraft operators and Air Traffic Control. Available aviation weather reports and forecasts are displayed at each National Weather Service office and Federal Aviation Administration Flight Service Station. (See Enroute Flight Advisory Service. Transcribed Weather Broadcasts, Weather Advisory, Pilots Automatic Telephone Weather Answering Service)
AZIMUTH, MICROWAVE LANDING SYSTEM - A magnetic bearing extending from a Microwave Landing System navigation facility.