NBC Weather Plus by NBC Weather Plus' weather radar forecasts from 2005 to 2008. The network utilizes an on-screen graphic, known as the "L-bar," to display local weather forecasts on the left and bottom third of the screen to provide local weather information on a continuous basis, even during commercial breaks, national weather segments and "Weather Plus University". The sidebar displayed sponsorship tags on the top left (which were more often seen on local feeds, and was removed during "Weather Plus University"), current weather conditions (sky condition, temperature, wind speed/direction and humidity) for the affiliate's city of service and other cities within the
Weather map equal importance, then the type which is predominant in amount is coded by the observer and plotted on the weather map using the appropriate symbol. Special weather maps in aviation show areas of icing and turbulence. Aviation interests have their own set of weather maps. One type of map shows where VFR (visual flight rules) are in effect and where IFR (instrument flight rules) are in effect. Weather depiction plots show ceiling height (level where at least half the sky is covered with clouds) in hundreds of feet, present weather, and cloud cover. Icing maps depict areas where icing can