This can be seen at various points on the map, this was first noticed next to the Army Base at grid 032058. Please find comparison to uploaded screen shot here:
https://dl.dropbox.com/u/37604578/ArmA%203%20Bugs/Bad%20Weather%20Causes%20Terrain%20Error/arma3%202013-03-07%2016-55-38-06.png
Video evidence is available if requested.