Best track information for ATL 2003 200308 HENRI
      Date&time      longitude       latitude  Min SLP (hPa)   Vmax (knots)
     2003090318         272.30          27.40         1013.0           25.0
     2003090400         272.20          27.60         1011.0           25.0
     2003090406         272.40          27.80         1009.0           25.0
     2003090412         272.80          27.80         1010.0           30.0
     2003090418         273.70          27.80         1002.0           30.0
     2003090500         274.20          27.60         1004.0           30.0
     2003090506         274.90          27.70         1000.0           35.0
     2003090512         275.60          28.10          997.0           40.0
     2003090518         275.80          28.30          997.0           50.0
     2003090600         276.10          27.90         1002.0           30.0
     2003090606         276.50          27.70         1005.0           30.0
     2003090612         278.20          28.40         1007.0           25.0
     2003090618         279.60          29.20         1006.0           25.0
     2003090700         280.50          30.00         1006.0           30.0
     2003090706         280.80          30.50         1008.0           30.0
     2003090712         281.50          30.80         1006.0           30.0
     2003090718         282.10          31.30         1006.0           30.0
     2003090800         282.90          31.70         1006.0           30.0
     2003090806         283.50          32.10         1007.0           30.0
     2003090812         284.10          32.50         1006.0           30.0
     2003090818         284.70          32.90         1006.0           25.0