Special Weather Statement issued January 21 at 6:04PM CST by NWS

…SIGNIFICANT WEATHER ADVISORY FOR NORTHWESTERN HUNT…NORTHEASTERN COLLIN…SOUTHEASTERN GRAYSON AND SOUTHWESTERN FANNIN COUNTIES UNTIL 645 PM CST… At 604 PM CST, Doppler radar was tracking a strong thunderstorm 9 miles east of Anna, or 16 miles northeast of McKinney, moving northeast at 30 mph.