390  
ACUS11 KWNS 152026  
SWOMCD  
SPC MCD 152025  
OKZ000-KSZ000-COZ000-NMZ000-152300-  
 
MESOSCALE DISCUSSION 1989  
NWS STORM PREDICTION CENTER NORMAN OK  
0325 PM CDT SAT AUG 15 2026  
 
AREAS AFFECTED...FAR NORTHEAST NEW MEXICO...THE OKLAHOMA  
PANHANDLE...AND SOUTHWEST KANSAS  
 
CONCERNING...SEVERE POTENTIAL...WATCH POSSIBLE  
 
VALID 152025Z - 152300Z  
 
PROBABILITY OF WATCH ISSUANCE...60 PERCENT  
 
SUMMARY...THE THREAT FOR SEVERE STORMS CAPABLE OF MAINLY SEVERE WIND  
GUSTS, POTENTIALLY UP TO 70-80 MPH, IS EXPECTED TO INCREASE ACROSS  
THE DISCUSSION AREA LATE THIS AFTERNOON INTO EVENING. AN ADDITIONAL  
WATCH IS POSSIBLE TO THE EAST/SOUTHEAST OF THE RECENTLY ISSUED  
SEVERE THUNDERSTORM WATCH 584 IN EFFECT ACROSS SOUTHEAST COLORADO.  
 
DISCUSSION...THUNDERSTORMS HAVE DEVELOPED ALONG THE SANGRE DE CRISTO  
MOUNTAINS AND ADJACENT RATON MESA WITH A DEEPENING CUMULUS FIELD  
NOTED ALONG A WARM FRONT FROM SOUTHWEST KS INTO THE OK AND TX  
PANHANDLES. THE 18Z DDC AND AMA SOUNDINGS MODIFIED FOR CURRENT  
SURFACE CONDITIONS EXHIBIT STEEP ENVIRONMENTAL LAPSE RATES  
(ESPECIALLY IN THE LOW LEVELS) WITH MLCAPE OF 1500-2500 J/KG.  
CONTINUED DAYTIME HEATING SHOULD ALLOW FOR FURTHER AIR MASS  
DESTABILIZATION WITH THE STRONGEST INSTABILITY FORECAST NORTH OF THE  
FRONT FROM FAR SOUTHEAST CO INTO SOUTHWEST KS.  
 
LATEST CAM GUIDANCE SUGGESTS THE STORMS DEVELOPING ALONG THE SANGRE  
DE CRISTO MOUNTAINS WILL GRADUALLY GROW UPSCALE INTO ONE OR MULTIPLE  
CLUSTERS LATER THIS AFTERNOON INTO EVENING WHILE MOVING/DEVELOPING  
EAST INTO THE HIGH PLAINS. THE RECENTLY ISSUED SEVERE THUNDERSTORM  
WATCH 584 ACCOUNTS FOR THE LARGE HAIL AND SEVERE WIND GUST POTENTIAL  
WITH THAT REGIME. ADDITIONAL STORMS WILL ALSO BE POSSIBLE ALONG THE  
SURFACE BOUNDARY FROM THE NORTHERN TX INTO OK PANHANDLES AND  
SOUTHWEST KS, WITH SOME MODEL SIGNAL FOR THE SEPARATE REGIMES TO  
MERGE ACROSS SOUTHWEST KS THIS EVENING. SEVERE WIND GUSTS,  
POTENTIALLY UP TO 70-80 MPH, APPEAR TO BE THE PRIMARY HAZARD WITH  
THE LATTER REGIME, AND CONVECTIVE TRENDS ARE BEING MONITORED FOR AN  
ADDITIONAL SEVERE THUNDERSTORM WATCH.  
 
..MEAD/GUYER.. 08/15/2026  
   
..PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT
 
 
ATTN...WFO...OUN...DDC...AMA...PUB...ABQ...  
 
LAT...LON 36960469 37880474 38370384 38200186 38200122 38129996  
37479956 36959991 36690083 36550182 36520296 36530373  
36700457 36960469  
 
MOST PROBABLE PEAK WIND GUST...65-80 MPH  
MOST PROBABLE PEAK HAIL SIZE...1.00-1.75 IN  
 
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