Thursday, March 21, 2013

Weather Predictions With Big Data



Big Data and Improved Weather Forecasting

                Harsh weather phenomena can leave destructive paths behind that cost money and injure people.  The article highlights the most recent weather disasters with Typhoon Sanba and Hwangsa dust storms in the Gobi desert.   The Hwangsa storms carry dust that can be loaded with heavy metals and carcinogens.


South Korea is in the process of updating their national weather information system.  The update will increase the agency’s data storage capacity by nearly 1000% to 9.3 petabytes, making it Korea’s most capable storage system. IBM provides the storage hardware and software.

The project illustrates the importance of big data and its impact on weather forecasting. The growing number of sensors and satellites coupled with the speed at which data is able to be processed has made it possible to forecast weather accurately possibly saving lives and property.

The increased evidence regarding climate change has forced world leaders to take weather monitoring more seriously.  

In New York, scientists tested a new strategy by set up a 3 dimensional grid of 1000 blocks and ran calculations that zero in predictions for a specific zone.  Using this strategy, the team was able to make accurate predictions about snow fall totals around the city. It was also able to predict when it would start and stop.

Experts agree that the most important part about weather forecasting is accessibility.  People in the affected regions need to receive important weather information before its too late.  With the rise in personal computing devices, weather has never been more accessible.



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