TUCSON, Ariz. (KGUN) — Forward progress has now been stopped on the Yucca Fire this evening, after it burned about five acres near Sonoita Friday.
Sonoita-Elgin Fire Chief Marc Meredith told KGUN 9 Friday that the northbound lanes of Highway 83 were shut down as a result of the fire activity, with officials conducting one-lane alternating traffic near the fire.

Sonoita-Elgin Fire District
Meredith says wind and grass are fueling the wildfire.
KGUN 9's Cuyler Diggs has a look at the wildfire conditions around Southern Arizona:
Wildfire danger in Southern Arizona
The cause is under investigation.