articleThe Brief Tarrant County has confirmed its first human West Nile Virus case of the 2026 season, which is the severe neuroinvasive form. Tarrant County is reporting its first human case of the West Nile Virus for the 2026 season. By the numbers:Last year, the first human case was reported on June 25, and there were 17 human cases throughout the season. West Nile VirusBig picture view:The neuroinvasive form of West Nile Virus typically has symptoms that include fever, neck stiffness, stupor, disorientation, coma, tremors, convulsions, muscle weakness, or paralysis. West Nile fever, which is considered less severe, has symptoms including headache, fever, muscle and joint aches, nausea, and fatigue.