Route selection can depend on numerous decision points such as fuel locations, traffic load, choke points and law enforcement roadblocks / checkpoints. Do the highway entry / exit points already have gates on them to close them off during inclement weather? Later in the article these issues are addressed in more detail. One is the most important points to remember is to travel both the primary and alternate routes and become familiar with them. Pay particular attention to what is normal today and make notes to refer to when traveling when the going gets tough. Get to know the folks at the mom and pop convenience stores so they will recognize you when the going gets tough, a little conversation and smile cultivated today could go a long way in the future.