Expires:201305210000;Remove:201305210000;447629
WWUS85 KPUB 202303
SPSPUB
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
503 PM MDT MON MAY 20 2013

COZ069-070-210000-
ALAMOSA VICINITY/CENTRAL SAN LUIS VALLEY BELOW 8500 FT-DEL NORTE
VICINITY/NORTHERN SAN LUIS VALLEY BELOW 8500 FT-
503 PM MDT MON MAY 20 2013
...THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A SIGNIFICANT
WEATHER ADVISORY FOR...
  SOUTHEASTERN SAGUACHE COUNTY IN CENTRAL COLORADO
  NORTHERN ALAMOSA COUNTY IN SOUTH CENTRAL COLORADO
  NORTHEASTERN RIO GRANDE COUNTY IN SOUTH CENTRAL COLORADO
STRONG HEATING OF THE GROUND AND THE RESULTING UNSTABLE ATMOSPHERE 
CAN CAUSE STRONG DUST DEVILS TO FORM SOME OF WHICH CAN BECOME 
ENTRAINED WITHIN CLOUD BASES ABOVE. WINDS COULD APPROACH 60 MPH IN 
THE STRONGEST DUST DEVILS...WHICH COULD DAMAGE WEAKER STRUCTURES AND 
SANDBLAST ANYTHING IN THEIR PATH.  AT 453 PM...A TRAINED WEATHER 
SPOTTER SAW A LANDSPOUT...OR SHORT-LIVED TORNADO...AROUND 10 MILES 
NORTHEAST OF MONTE VISTA.  
IF YOU SEE A STRONG DUST DEVIL OR FUNNEL APPROACHING...GO TO SHELTER 
IN A BUILDING OR VEHICLE. DO NOT DRIVE INTO DUST DEVILS. THE RAPID 
CHANGE IN WINDS COULD CAUSE YOU TO LOSE CONTROL OF YOUR 
VEHICLE...AND COULD DAMAGE THE EXTERIOR OF YOUR VEHICLE...OR CAUSE 
TEMPERED GLASS WINDOWS TO SHATTER.
OCCASIONALLY...DUST DEVILS MOVE INTO AN AREA OF UPDRAFTS OF RAPIDLY
BUILDING CLOUDS. THE RESULT CAN BE AN INTENSIFICATION OF THE DUST
DEVIL CIRCULATION...WHICH DEVELOPS INTO A SHORT-LIVED TORNADO.
$$