Highway 166 section 1 north of Pocahontas is closed as well as Highway 304 southeast of the city.
Water has already reached Highway 67 near El Acapulco and McDonald's. On Monday, the floodwaters were expected to rise about two inches per hour.
Also in Clay County, officials said they are seeing the water drop in some areas but spent the day working to inspect damage from flooding in the Success area.
Clay County Sheriff Terry Miller said water on U.S. 67 south of Corning and Arkansas 328 dropped Tuesday. However, Miller said the roads are dangerous to drive on and people should avoid driving through the areas especially in passenger vehicles.
A shelter is also open at the Corning Community Center for people in need.
In Jackson County, the water was nearly above the road signs on Highway 14 west near Newport. The White River could be seen flooding the area.
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