I use the following code to create a new folder that is named with todays date:
for /f \"tokens=1* delims=\" %%a in (\'date /T\') do set datestr=%%a mkdir c:
Do this:
for /F "tokens=2-4 delims=/ " %%i in ('date /t') do set yyyymmdd1="%%k"_"%%i"_"%%j" mkdir %yyyymmdd1%