Best track information for EPA 1999 199907 GREG
      Date&time      longitude       latitude  Min SLP (hPa)   Vmax (knots)
     1999090512         254.90          18.60         1008.0           30.0
     1999090518         254.60          19.20         1005.0           40.0
     1999090600         254.00          19.90         1000.0           45.0
     1999090606         253.30          20.60          997.0           50.0
     1999090612         252.40          21.20          994.0           55.0
     1999090618         251.60          21.50          987.0           65.0
     1999090700         251.00          21.90          986.0           65.0
     1999090706         250.50          22.20          987.0           65.0
     1999090712         250.50          22.50          987.0           65.0
     1999090718         250.30          22.80          994.0           55.0
     1999090800         249.70          23.10         1000.0           45.0
     1999090806         249.20          23.10         1005.0           40.0
     1999090812         248.90          23.00         1006.0           35.0
     1999090818         248.70          23.00         1008.0           30.0
     1999090900         248.50          23.20         1008.0           30.0
     1999090906         248.20          23.20         1008.0           25.0
     1999090912         248.00          23.20         1008.0           25.0
     1999090918         247.70          23.20         1009.0           20.0