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Weather_symbolsNEW2.png (520 × 513 pixels, file size: 11 KB, MIME type: image/png) This is a file from the Wikimedia Commons . Information from its description page there is shown below.
A surface weather analysis for the United States on October 21, 2006.. A weather map, also known as synoptic weather chart, displays various meteorological features across a particular area at a particular point in time and has various symbols which all have specific meanings. [1]
The symbols for cloud cover on these maps, like the modern symbols, were drawn inside the circle marking the position of the weather station making the measurements. Unlike the modern symbols, these ones consisted of straight lines only rather than filled in blocks which would have been less practical on a hand drawing.
The present weather symbol depicts the current weather which normally is obstructing the visibility at the time of observation. The visibility itself is shown as a number, in statute miles in the United States and meters elsewhere, describing how far the observer can see at that time. This number is located to the left of the present weather ...
Originally, data was displayed in real time on a cathode-ray tube (CRT), and thus the only way to store the information received was by taking a photograph of the screen. Philo Taylor Farnsworth , the American inventor of all-electronic television in September 1927, contributed [ citation needed ] to this in an important way.
A weather beacon is a beacon that indicates the local weather forecast in a code of colored or flashing lights. Often, a short poem or jingle accompanies the code to ...
A surface weather analysis for the United States on October 21, 2006. By that time, Tropical Storm Paul was active (Paul later became a hurricane). Surface weather analysis is a special type of weather map that provides a view of weather elements over a geographical area at a specified time based on information from ground-based weather stations.
This work has been released into the public domain by its author, The Tango Desktop Project.This applies worldwide. In some countries this may not be legally possible; if so: