Firefighters are working a vegetation fire in the western hills of Napa Valley West of Yountville. The fire was reported at a moderate rate of spread and is on steep brush covered slopes. Weather in the area is 75 Degrees, 31% RH, wind SW @15. Evacuations have been ordered for the Campbell Creek and Campbell Flat area. An evacuation center is available at the Crosswalk Church at 2590 1st street in Napa.