A tornado warning was briefly in effect until 2 p.m. Friday for parts of Harris and Liberty counties in Southeast Texas, the National Weather Service said. Doppler radar indicated that at 1:37 p.m., a severe thunderstorm capable of producing a tornado was located near Crosby,

A severe thunderstorm warning is in effect for parts of Denton, Collin and Grayson counties until 11 a.m. This storm is capable of producing winds up to 65 mph.A flash flood warning is in effect for parts of Montague and Cooke counties until 10:45 a.

A strong storm system will intensify, bringing a dryline and a cold front to North Texas. As this system interacts with the warm, moist air from the Gulf, thunderstorms will become more widespread. The storms could bring heavy rainfall, large hail, and strong winds, and a tornado threat.