BYU Daily Browse Images of SeaWinds Sigma-0 Measurements (D. Long) Note: .SIR formatted files are gzipped .gif are reduced-resolution images of the binary SIR files Directories 2003 (year): contains local time of day for northern hemisphere (Nm,Nn) and southern hemisphere (Se,Sn). Note: the regions are idential to QuikSCAT and so QuikSCAT lat, lon can be used for SeaWinds files