Superior Energy

(SPN)

said its third-quarter earnings will fall at least 50% short of analysts' expectations due to tropical storms that have disrupted business.

The company expects to earn between 2 cents and 4 cents a share, compared with 22 cents per share a year ago. Analysts were expecting the company to earn 10 cents a share.

Four tropical storms in the Gulf of Mexico shut down part of the company's operations in September.

Shares of Harvey, La.-based Superior closed at $6.62 Friday on the

New York Stock Exchange

.