There are currently delays of up to an hour on East Midland Trains between Norwich and Peterborough.
There's also disruption on Greater Anglia between Norwich and Colchester and the service has been suspended between Colchester and Clacton-on-Sea, and between Colchester and Walton-on-the-Naze.
Work will go on overnight to repair the damage and if you are planning to travel tomorrow you are advised to check before setting out.
More top news
Babies in Norfolk are helping to spread some festive cheer by visiting elderly residents in care homes across the county.
Ipswich Town have been dealt a big blow with the news that midfielder Emyr Huws has been ruled out for the rest of the season.
Hertfordshire Police say they received an increase in inappropriate calls during the wintry weather.