After running pdftexify, I get a long console output of several hundred lines. Hidden within this output, there are a few bad boxes and sometimes a warning. Is there some way to reduce the output such that only the bad boxes and warnings are shown? Or, alternatively, is it possible to reprint the parts with bad boxes and warnings at the end of the output? Such that I can spot and address the presented issues easily.
You can use the class option
draft to mark all over- or underfull boxes with an black box on the right side in your pdf.
With Ctrl+E in WinEDT you can follow the errors and warnings (starting with the first one), so no need to have a separate second log.
You have to install an perl interpreter to run
texloganalyser, for example you can try cygwin. Then you need a batch file, first starting texloganalyser in cygwin, then calling
pdflatex. Now use in WinEDT
execution Modes an generate there a new executor for your batch file. Now WinEDT should be able to run your batch ...