Dust Storm Warning until 05:15PM Saturday 
The National Weather Service in Tucson has issued a
* Dust Storm Warning for... East central Pima County in southeastern Arizona...
* Until 515 PM MST.
* At 422 PM MST, a wall of dust was along a line extending from 7 miles east of Vail to near Kartchner Caverns State Park, moving west at 15 mph. HAZARD...Less than a quarter mile visibility with damaging wind in excess of 60 mph. SOURCE...Detected by National Weather Service meteorologists. IMPACT...Dangerous life-threatening travel.
* This includes the following highways... Interstate 10 between mile markers 277 and 292. Interstate 19 between mile markers 37 and 51. Route 83 between mile markers 39 and 58. Locations impacted include... Sahuarita, Green Valley, Corona De Tucson, and Summit.
* AFFECTED AREAS: PIMA, AZ
Instructions:
Dust storms lead to dangerous driving conditions with visibility reduced to near zero. If driving, avoid dust storms if possible. If caught in one, pull off the road, turn off your lights and keep your foot off the brake.
Address/Location
Pascua Yaqui Tribe
7474 S Camino De Oeste
Tucson, AZ 85746
Contact
Emergency: 9-1-1