A tropical disturbance moving onshore of the Texas Gulf Coast will bring heavy rainfall and a threat of flash and urban flooding from the Corpus Christi to Houston vicinity Thursday. A flash flood threat will exist Thursday as monsoonal moisture increases over the Southwest into the eastern Great Basin. Strong thunderstorms may impact a areas from the central Plains into the Upper Midwest. Read More >
Coverage Map Notes
The coverage statistics and maps are calculated using a computer model and station data assuming ideal conditions. Coverage may be 5 to 10 percent below the computer predicted coverage for the following reasons: