July 31: Dust Storm Warning- Phoenix, AZ

...DUST STORM WARNING NOW IN EFFECT UNTIL 9 PM MST THIS
EVENING...

THE DUST STORM WARNING IS NOW IN EFFECT UNTIL 9 PM MST THIS
EVENING.

* AFFECTED AREA: MARICOPA COUNTY

* LOCATIONS INCLUDE: TEMPE...SCOTTSDALE...DOWNTOWN PHOENIX.

* TIMING: UNTIL 9 PM.

* WINDS: SOUTHEAST WINDS 30 TO 40 MPH.

* VISIBILITY: LESS THAN A QUARTER OF A MILE.

* IMPACTS: MOTORISTS WILL LIKELY ENCOUNTER SUDDEN REDUCTIONS IN
  VISIBILITY DUE TO BLOWING DUST ALONG INTERSTATES 10 AND 17...LOOP
  101...AND AZ 51.

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.