While perusing through the various weather data, I found a FAQ - Frequently Asked Questions section regarding tropical storms. Mind you this is on a real government site funded by our tax dollars. It just shows what an inappropriate response americans take toward any sort of threat if this qualifies as a frequently asked question.
The Frequently Asked Question is:
Subject: C5C Why don't we try to destroy tropical cyclones by nuking them?
You can find the answer

For those of you that are too lazy, here is an little excerpt, it is mucho entertaining.
. . .for a more rigorous scientific explanation of why this would not be an effective hurricane modification technique. The main difficulty with using explosives to modify hurricanes is the amount of energy required. A fully developed hurricane can release heat energy at a rate of 5 to 20x1013 watts and converts less than 10% of the heat into the mechanical energy of the wind. The heat release is equivalent to a 10-megaton nuclear bomb exploding every 20 minutes. According to the 1993 World Almanac, the entire human race used energy at a rate of 1013 watts in 1990, a rate less than 20% of the power of a hurricane . . .