Air tran has a weather advisory posted on their website...Flights in affected areas can be moved within a 5 day timeframe...
call them. They are real good with weather issues.
January 6, 2009, 11:00 pm ET Winter weather conditions are forecast to move from the Midwest across the Southeast on Thursday, January 7, and Friday, January 8, 2010. These weather conditions could cause flight delays and/or cancellations.
Passengers who are traveling to or from the affected cities during the affected time periods may adjust their travel dates up to 5 days from their originally scheduled date of travel based on space availability, without change fee or fare adjustment.
Impacted Cities and Times
Atlanta from noon on Thu, January 7, through 10 am Fri, January 8
Chicago all day Thu, January 7, through 10 am Fri, January 8
Milwaukee all day Thu, January 7, through 10 am Fri, January 8
New Travel Options
Up to 5 days from originally scheduled date of travel
To adjust your travel plans, you may retrieve your itinerary and make changes online.
These booking options may be adjusted if the path or speed of the storm changes. We urge passengers to check on their flight status online in the Flight Status section of our website.
Status updates will be issued as needed.
I didnt notice where you are flying from but CALL