WWUS75 KPSR 090038
NPWPSR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PHOENIX AZ
538 PM MST FRI AUG 8 2008

CAZ032-090200-
/O.EXA.KPSR.DS.W.0014.000000T0000Z-080809T0200Z/
RIVERSIDE COUNTY/EASTERN DESERTS-
INCLUDING THE CITIES OF...CHIRIACO SUMMIT...DESERT CENTER...
EAGLE MOUNTAIN
538 PM PDT FRI AUG 8 2008

...DUST STORM WARNING IN EFFECT UNTIL 7 PM PDT THIS EVENING...

THE NATIONAL WEATHER SERVICE IN PHOENIX HAS ISSUED A DUST STORM
WARNING...WHICH IS IN EFFECT UNTIL 7 PM PDT THIS EVENING.

STRONG THUNDERSTORMS HAVE DEVELOPED ACROSS EASTERN RIVERSIDE
COUNTY...NEAR I-10. SOME OF THESE STORMS WILL PRODUCE STRONG
WINDS...POSSIBLY IN EXCESS OF 50 MPH THAT WILL GENERATE AREAS OF
DENSE BLOWING DUST. MOTORISTS SHOULD EXERCISE EXTREME CAUTION WHILE
DRIVING ALONG THE INTERSTATE...BETWEEN CHIRIACO SUMMIT AND BLYTHE.

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.

$$

CAZ033-090200-
/O.CON.KPSR.DS.W.0014.000000T0000Z-080809T0200Z/
IMPERIAL COUNTY-
INCLUDING THE CITIES OF...BRAWLEY...CALEXICO...EL CENTRO...
GLAMIS...IMPERIAL...THE SALTON SEA
538 PM PDT FRI AUG 8 2008

...DUST STORM WARNING REMAINS IN EFFECT UNTIL 7 PM PDT THIS
EVENING...

A DUST STORM WARNING REMAINS IN EFFECT UNTIL 7 PM PDT THIS
EVENING.

STRONG THUNDERSTORMS ACROSS WESTERN IMPERIAL COUNTY HAVE DISSIPATED.
HOWEVER...A STRONG OUTFLOW BOUNDARY FROM THIS ACTIVITY WILL GENERATE
AREAS OF DENSE BLOWING DUST AND SAND ALONG INTERSTATE 8 AND HIGHWAY
78 IN SOUTHEAST CALIFORNIA. THE WORST OF THE ACTIVITY HAS PUSHED EAST
OF IMPERIAL AND EL CENTRO...THOUGH STRONG WEST WINDS OF 4O TO 50 MPH
CAN BE STILL BE EXPECTED WITH THIS ACTIVITY NEAR GLAMIS...GORDONS
WELL AND TOWARDS THE ARIZONA BORDER.

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.

$$