Cortland County Sheriff Mark E. Rudders has issued a travel advisory for Cortland County until 9 a.m. Thursday.
A travel advisory does not restrict travel. It is a warning to motorists that dangerous driving conditions may exist all through the area.
Helms warns drivers that hazardous weather, strong winds and extremely cold temperatures will make travel difficult.
?It is recommended no unnecessary travel, but if you do need to travel, please use caution,? Helms said in a news release.