712  
WWUS55 KTWC 200255  
DSWTWC  
 
DUST STORM WARNING  
NATIONAL WEATHER SERVICE TUCSON AZ  
755 PM MST WED AUG 19 2026  
 
AZC019-021-200345-  
/O.CON.KTWC.DS.W.0024.000000T0000Z-260820T0345Z/  
PIMA AZ-PINAL AZ-  
755 PM MST WED AUG 19 2026  
 
...DUST STORM WARNING REMAINS IN EFFECT UNTIL 845 PM MST FOR NORTH  
CENTRAL PIMA AND CENTRAL PINAL COUNTIES...  
 
AT 755 PM MST, AN AREA OF BLOWING DUST WAS LOCATED NEAR FLOWING  
WELLS, AND WAS NEARLY STATIONARY.  
 
HAZARD...LESS THAN A QUARTER MILE VISIBILITY.  
 
SOURCE...PUBLIC REPORTED.  
 
IMPACT...DANGEROUS LIFE-THREATENING TRAVEL.  
 
LOCATIONS IMPACTED INCLUDE...  
CATALINA, ORO VALLEY, MARANA, ELOY, SADDLEBROOKE, AVRA VALLEY,  
SADDLEBROOKE RANCH, TORTOLITA, PICACHO, PICACHO PEAK STATE PARK,  
PINAL AIRPARK, PICTURE ROCKS, RED ROCK, CACTUS FOREST, DOVE  
MOUNTAIN AND ORACLE JUNCTION.  
 
THIS INCLUDES THE FOLLOWING HIGHWAYS...  
ROUTE 79 BETWEEN MILE MARKERS 92 AND 128. ROUTE 87 BETWEEN MILE  
MARKERS 116 AND 124. ROUTE 77 BETWEEN MILE MARKERS 83 AND 92.  
INTERSTATE 10 BETWEEN MILE MARKERS 206 AND 243.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MOTORISTS SHOULD NOT DRIVE INTO A DUST STORM. PULL ASIDE STAY ALIVE!  
 
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.  
 
THERE IS NO SAFE PLACE ON A HIGHWAY WHEN A DUST STORM HITS.  
VISIBILITY CAN BE LOST IMMEDIATELY, MAKING IT DIFFICULT OR IMPOSSIBLE  
TO SLOW DOWN AND AVOID STOPPED VEHICLES. DELAY TRAVEL, OR SAFELY EXIT  
THE HIGHWAY BEFORE THE DUST STORM ARRIVES.  
 

 
 
LAT...LON 3250 11155 3273 11170 3273 11169 3274 11167  
3276 11161 3281 11156 3285 11153 3312 11113  
3312 11111 3245 11087 3233 11144  
TIME...MOT...LOC 0208Z 145DEG 2KT 3225 11102  
 

 
 
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