 Northwest Arkansas National Airport welcomes everyone to the Rodeo of the Ozarks. Weather forecast for northwest Arkansas and the rest of Kerm country. Sunny, a high near 91 with an east wind 5 to 10 mph. Tonight partly cloudy, low around 68. A southeast wind 5 to 10 mph. Then for tomorrow mostly sunny, a high near 92. A south wind 10 to 15 mph, gusting as high as 20 mph.