| City | Fort Walton Beach, Florida |
|---|---|
| Broadcast area | Fort Walton Beach and Vicinity |
| Branding | 99 Rock |
| Slogan | "The Gulf Coast's Rock Station" |
| Frequency | 99.5 MHz |
| First air date | 1965 |
| Format | Mainstream Rock |
| ERP | 50,000 watts |
| HAAT | 133.5 meters |
| Class | C2 |
| Facility ID | 27467 |
| Former callsigns | WFTW (1978-1979) WFTW-FM (1979-1988) |
| Owner |
Cumulus Media (Cumulus Licensing LLC) |
| Sister stations | WFTW, WNCV, WYZB, WZNS |
| Webcast | Listen Live |
| Website | wksm.com |
WKSM (branded as 99 ROCK) is a radio station serving the Fort Walton Beach, Florida area with a Mainstream Rock format. This station broadcasts on FM frequency 99.5 MHz and is under ownership of Cumulus Media.
Coordinates: 30°24′50″N 86°37′41″W / 30.414°N 86.628°W