### Clue: Wind resistance in middle of Channel different (7)
### Answer: NORTHER 
 ### Explanation: Definition: Wind
 R(symbol for electrical resistance in physics) **contained in**(in) [**middle letter of**(middle of) "Channel" + OTHER(different/distinct from one already mentioned or known about)].
Defn: A strong cold north wind blowing over Texas, Florida and the Gulf of Mexico.