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The station operates a weather radar at its facilities that is known on-air as "StormTrack Doppler". WTVA's Weather Authority made national news on April 28, 2014, when chief meteorologist Matt Laubhan ordered the station's crew to the basement as a multi-vortex EF3 tornado came within two miles (3 km) of the station. [13]
WTVA meteorologist Matt Laubhan was heard saying, ‘Dear Jesus, please help them’, as he urged local people to seek safety. Sheila Flynn hears from a grateful local resident who took cover when ...
AWIPS is a complex network of systems that ingests and integrates meteorological, hydrological, satellite, and radar data, and also processes and distributes the data to 135 Weather Forecast Offices (WFOs) and River Forecast Centers (RFCs) nationwide. Weather forecasters utilize the capabilities of AWIPS to make increasingly accurate weather ...
The frequency selection of weather radar is a performance compromise between precipitation reflectivity and attenuation due to atmospheric water vapor. Some weather radars uses doppler shift to measure wind speeds and dual-polarization for identification of types of precipitations. [3] [4] Weather radar; Wind profilers; Millimetre cloud radar ...
It comprises a spectral atmospheric model with a terrain-following vertical coordinate system coupled to a 4D-Var data assimilation system.In 1997 the IFS became the first operational forecasting system to use 4D-Var. [2] Both ECMWF and Météo-France use the IFS to make operational weather forecasts, but using a different configuration and resolution (the Météo-France configuration is ...
WeatherNation was founded by Minneapolis–Saint Paul-based meteorologist Paul Douglas in 2010. [2] Robert J. Sigg's Performance One Media in 2010 acquired the WeatherNation trademarks and brand from the original WeatherNation (which eventually became part of AerisWeather), a centralized weather service for local stations and web sites.
ABC affiliate WKDH/Houston, Mississippi (owned by Southern Broadcasting under a local marketing agreement with WTVA, Inc., owners of NBC affiliate WTVA/Tupelo) ceases operations after 11 years. [240] The ABC affiliation for the Tupelo-Columbus market moved to the second digital subchannel of WTVA on September 1, bumping MeTV programming seen on ...
In early 2016, WRBL relaunched 3.3 as the Ion affiliate for the Chattahoochee Valley. 3.3 had been dark since the station closed the First Alert 24/7 Weather channel. On January 11, 2017, Media General became part of the Nexstar Media Group. On September 6, 2018, WRBL opened a news bureau on Columbus State University's downtown campus. The ...