Fixing wind speed conversion

radixio/examples/radixsnd2arl.cc

@@ -525,11 +525,11 @@ int main(int argc, char **argv)
       // Write wind data
       // Need to calculate wind u and v components from direction/speed
       float thisWindU =
-          (float)(toRadians(cos(90.0 - (inputWDirs[level] - 180.0))) *
-                  inputWSpds[level] * 0.51444444444);
+          (inputWSpds[level] * 0.5144444444) *
+          sin(toRadians(fmod((inputWDirs[level] + 180.0), 360.0)));
       float thisWindV =
-          (float)(toRadians(sin(90.0 - (inputWDirs[level] - 180.0))) *
-                  inputWSpds[level] * 0.51444444444);
+          (inputWSpds[level] * 0.5144444444) *
+          cos(toRadians(fmod((inputWDirs[level] + 180.0), 360.0)));
       std::cout << "      Initial wspd = " << inputWSpds[level]
                 << " knots, wdir: " << inputWDirs[level] << " degrees"
                 << std::endl;