@Echo off
setlocal
for /f "tokens=2 delims=/ " %%i in ('date /t') do set MONTH=%%i
for /f "tokens=3 delims=/ " %%i in ('date /t') do set DAY=%%i
for /f "tokens=4 delims=/ " %%i in ('date /t') do set YEAR=%%i
set FOLDER=%YEAR%-%MONTH%-%DAY%
md %FOLDER%
endlocal