AccuTraffic
   Road travel conditions for the continental United States.
   http://www.accutraffic.com/www/accutraffic/traffic.html

Intellicast - Travel Conditions
   Forecast information organized by city, information on conditions of major interstates, and United States travel outlook.
   http://www.intellicast.com/Travel/

Journeymart Weather
   5-day weather forecast for world cities. Features world weather, minimum and maximum temperatures, rainfall, sunrise and sunset times, visibility, humidity and updates.
   http://www.journeymart.com/tools/weather.asp

My Travel Weather
   Weather conditions, weather forecasts, weather radar, uv index and other information for travel, for the USA, Canada and internationally.
   http://www.mytravelweather.com

Travel Cities Weather
   Offers a collection of weather radar and precipitation reports for major cities in the United States.
   http://cirrus.sprl.umich.edu/wxnet/wsi.html

Travel Forecast
   Offers customized reports for areas across the United States as well as road conditions, contact numbers, and maps.
   http://www.travelforecast.com/

Travel Weather
   US weather forecasts, road conditions, mountain snow and pass reports, rain and temperatures.
   http://weather.org/travel.htm

US Road Conditions
   where to find United States road conditions updates for all 50 states with live traffic cams, US highway weather maps, and local road information.
   http://www.usroadconditions.com/

USA Today Weather - Interstate Highway Conditions
   Click on the number of an interstate highway to link to weather forecasts for cities along the highway.
   http://www.usatoday.com/weather/wilist.htm