Last Spring I had a very nice lawn. We had a hot dry summer here in North Carolina. Now my lawn is practically all dirt and large weeds which I have never seen before. What can I do to correct this problem. Thanks
The hot, dry weather probably killed most of your grass and allowed weeds in:
Since most of the grass appears to be dead, the best solution is to re-plant the lawn. You'll need to prepare by getting rid of the weeds, whether using mechanical means or a lawn herbicide. In the meantime, make sure the weeds don't spread by mowing them before they get too tall and produce seeds.
These articles will give you some advice on how best to do this: