The incident happened just before 9am at a bank in the 24000 block of Highway 59.
According to police, the suspect entered the bank and pulled out a knife before demanding cash from a teller. The suspect received an undisclosed amount of money and fled the scene.
Police arrived at the bank just three minutes after they received a holdup alarm but the suspect was nowhere in sight.
He's been described as a white man between the ages of 45 and 60 and weighs about 140 pounds. He had long, slicked black hair and was wearing sunglasses, a yellow polo-styled shirt and blue jeans.
Anyone with information regarding his identity or whereabouts is asked to contact investigator Jon White at 832-595-35700 or the Fort Bend County Crime Stoppers at 281-342-8477.
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