if the temp is commonly below 40 f then that was probably what happened. eggs that get chilled will start to form but usually don't make it... sometimes they will even make it to the point of hatch and not pip through.
the other big cause is humidity. im guessing if you have a humidity problem...
if you had eggs shipped that is pretty respectable. also im assuming by your name you are in Alaska. if that is the case they could have easily been weakened by a chill before they were ever in the incubator.
if you decided to try it again, try to get eggs from a local source (if your not the...