The peak of hurricane season is four days away, and there is another area of possible development eying the Gulf coast. CNN Meteorologist Tyler Mauldin has the tropical and Labor Day forecast. https://cnn.it/3DNnjp3 | CNN Weather

NOAA's powerful Global Forecast System model was upgraded today, providing forecasters with a more accurate 4-D picture of how a weather system will evolve. The upgrade is the latest of a number of model improvements rolling out this spring and summer, thanks to increased supercomputing power NOAA acquired earlier this year. More information on the May 11, 2016 GFS upgrade here: http://www.noaa.gov/noaa’s-premier-forecast-model-goes-four-dimensional Video Credit: NOAA | U.S. National Weather Ser