If all goes well, U.S. Highway 87 between Lamesa and Tahoka could open for traffi c again as early as Wednesday.But that’s a big if, especially with the possibility of additional rainfall in the forecast Wednesday and Thursday.The highway has been shut down for traffic since Thursday of last week, when seven inches of rain in a period of just a few hours caused extensive flooding in O’Donnell and the surrounding area.That downpour left a lake completely covering Hwy 87 about a half-mile north of O’Donnell. A number vehicles became stranded in the water during the flooding, and people had ...