August 7: Dust Storm Warning- Casa Grande, AZ

...DUST STORM WARNING IN EFFECT UNTIL 6 PM MST THIS EVENING...

THE NATIONAL WEATHER SERVICE IN PHOENIX HAS ISSUED A DUST STORM
WARNING...WHICH IS IN EFFECT UNTIL 6 PM MST THIS EVENING. AT 415
PM...A NATIONAL WEATHER SERVICE EMPLOYEE REPORTED A DUST STORM WAS
APPROACHING CASA GRANDE FROM THE SOUTH.

* AFFECTED AREA: WEST-CENTRAL PINAL COUNTY AND SOUTHWEST MARICOPA
  COUNTY.

* LOCATIONS INCLUDE: GILA BEND...CASA GRANDE...INTERSTATES 10 AND
  8...AND STATE ROUTE 85.

* TIMING: AREAS OF DENSE BLOWING DUST WILL SPREAD NORTH THROUGH 6 PM.

* WINDS: 30 TO 40 MPH...MAINLY FROM THE SOUTH.

* VISIBILITY: BRIEFLY AT OR BELOW ONE QUARTER MILE.

* IMPACTS: MOTORISTS WILL EXPERIENCE PERIODS OF SHARPLY REDUCED
  VISIBILITY...AND ARE URGED TO EXERCISE EXTREME CAUTION.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A DUST STORM WARNING IS ISSUED WHEN WINDS HAVE GENERATED LARGE
AREAS OF BLOWING DUST OR BLOWING SAND THAT HAVE SUBSTANTIALLY
REDUCED VISIBILITIES...TO 1/4 MILE OR LESS...RESULTING IN
HAZARDOUS DRIVING CONDITIONS IN SOME AREAS. BE READY FOR A SUDDEN
DROP IN VISIBILITY TO NEAR ZERO. USE EXTRA CAUTION AND SLOW DOWN
WHILE DRIVING...AS OBJECTS ON AND NEAR ROADWAYS WILL BE SEEN ONLY
AT CLOSE RANGE. IF YOU ENCOUNTER BLOWING DUST OR BLOWING SAND ON
THE ROADWAY OR SEE IT APPROACHING...PULL OFF THE ROAD AS FAR AS
POSSIBLE AND PUT YOUR VEHICLE IN PARK. TURN THE LIGHTS ALL THE
WAY OFF AND KEEP YOUR FOOT OFF THE BRAKE PEDAL.