A dust storm warning was issued by the National Weather Service in Tucson until 5:30 p.m. on Friday, Aug. 15. This warning applies to Pinal County.
The National Weather Service warns: "Motorists should not drive into a dust storm. PULL ASIDE STAY ALIVE!"
For the latest watches and warnings, see our weather page.
See weather radar for Pinal County
What are weather service meteorologists saying?
At 4:31 p.m., the weather service issued a statement:
"The National Weather Service in Tucson has issued a Dust Storm Warning for: South Central Pinal County in southeastern Arizona, Until 5:30 p.m. MST. At 4:31 p.m. MST, an area of blowing dust was located near Picacho, moving northeast at 15 mph.
HAZARD: Less than a quarter mile visibility.
SOURCE: Detected by National Weather Service meteo