A similar weather conditions can be examined from the past weather data for that particular area and depending upon the past experiences or data, forecast can be done. Various weather features rarely line up in the same locations as they were in the previous time. Even small differences between the current time and the comparing past data can lead to very different results. The text gives an overview of the significant weather over the past 24 hours as well as a significant indication of weather occurring during the next 24 hours. The previous day climatic data summary for the city is examined which gives the precipitation, high and low temperatures.
Maps are then plot over several hours to get the trend of the motion of air masses, weather systems.
These maps are analyzed and weather for future is predicted. Forecasting by using text is difficult, as one has to forecast using only the weather text information available. All rights reserved.