The average wind speed (mph) and average relative humidity (10,20,30(brown) and
70,80,90 (green) percent) for 0 to 1 kft above ground level (agl), 1 to 2 kft 
(agl), 2 to 3 kft (agl), 3 to 4 kft (agl), 4 to 5 kft (agl), and 5 to 6 kft (agl).