Get the brightest most powerful lights you can afford. Front and rear. Watch out for joggers and cyclists with no lights. Use a rear view mirror.
Try a Niterider Blowtorch and a Cat Eye TL LD-1000
If you have the cash get a "Lupine Edison 10"
http://www.lupine.de/en/produkte/produkte.php
scroll down to Edison 10 and click on the picture.