City Cumby, Texas Frequency 162.500 MHz | Branding NOAA All Hazards Radio | |
 | ||
Broadcast area Greenville/Sulphur Springs Slogan The Voice Of The National Weather Service Format Weather/Civil Emergency | ||
KWN31 (sometimes referred to as Greenville All Hazards) is a NOAA Weather Radio station that serves Greenville, Sulphur Springs and surrounding cities. It is programmed from the NWS Fort Worth office with its transmitter located in Cumby. It broadcasts weather and hazard information for the following Counties: Collin, Delta, Fannin, Franklin, Hopkins, Hunt, Kaufman, Rains, Rockwall, Van Zandt, and Wood. It also broadcasts hourly weather observations for the following cities: Greenville, Sulphur Springs, Paris, McKinney, Terrell, Mineola, and Mount Pleasant; and elsewhere around the region: DFW Airport, Sherman-Denison, Tyler, and Texarkana.
Throughout early 2009, all NOAA Weather Radio Stations within the North Texas region (including KWN31) began airing a monthly 15 minute talk show titled "The Lightning Bolt" where listener-submitted questions related to weather are answered by meteorologists.