765  
FXUS63 KABR 291145 AAA  
AFDABR  
 
AREA FORECAST DISCUSSION...UPDATED  
NATIONAL WEATHER SERVICE ABERDEEN SD  
645 AM CDT SUN JUN 29 2025  
   
KEY MESSAGES
 
 
- SHOWERS AND THUNDERSTORMS MOVING THROUGH CENTRAL SD EARLY THIS  
MORNING MAY BRING WIND GUSTS AROUND 60-70MPH. MORE WIDELY  
SCATTERED SHOWERS/STORMS LATE AFTERNOON INTO EARLY EVENING, BUT  
WITH LOW SEVERE STORM POTENTIAL.  
 
- LESS HUMID CONDITIONS BY THIS AFTERNOON LASTING INTO MONDAY, WITH  
PRECIPITATION CHANCES DECREASING AS WELL.  
 
- HEAT AND HUMIDITY RETURN BY THE END OF THE WEEK WITH HIGHS  
APPROACHING 90 ONCE AGAIN AND DEWPOINTS BACK INTO THE 60S.  
 

 
   
UPDATE
 
 
ISSUED AT 638 AM CDT SUN JUN 29 2025  
 
AVIATION DISCUSSION UPDATED BELOW FOR THE 12Z TAFS.  
 

 
   
DISCUSSION
 
 
ISSUED AT 440 AM CDT SUN JUN 29 2025  
 
NEXT MID-LEVEL SHORTWAVE ENERGY IS MOVING EASTWARD ACROSS WY AND  
GENERATING SHOWERS AND THUNDERSTORMS ACROSS WESTERN/CENTRAL SD.  
EXPECT THIS ACTIVITY TO CONTINUE MOVING EASTWARD THROUGH THE  
EARLY/MID MORNING HOURS, WITH WIND GUSTS AROUND 50 MPH AT TIMES IN  
STRONGER CORES. A BIT UNCERTAIN HOW LONG THIS COMPLEX WILL HOLD AND  
HOW MUCH, IF ANY, DECREASE IN AREAL COVERAGE WE'LL SEE AS IT MOVES  
ACROSS THE STATE. WILL LIKELY NEED TO MAKE FURTHER POP ADJUSTMENTS  
OVER THE NEXT FEW HOURS. AFTER THIS WAVE MOVES OUT LATER THIS  
MORNING, YET ANOTHER PIECE OF ENERGY FURTHER UPSTREAM IN THE MID-  
LEVEL FLOW LOOKS TO MOVE INTO THE AREA. CAMS ARE GENERATING  
ADDITIONAL SHOWER/THUNDERSTORM ACTIVITY MOVING INTO CENTRAL SD LATE  
AFTERNOON AND PUSHING EASTWARD ACROSS THE REGION INTO THE EVENING  
HOURS. ALTHOUGH, THIS APPEARS TO BE MORE WIDELY SCATTERED IN NATURE,  
AND AGAIN WE'LL BE LOOKING AT LOW SEVERE STORM POTENTIAL WITH A MORE  
STABLE ATMOSPHERE IN PLACE TODAY.  
 
ON MONDAY, MID-LEVEL FLOW BECOMES NORTHWESTERLY AS DRIER DEWPOINTS  
IN THE 50S OVERSPREAD THE AREA. SURFACE HIGH PRESSURE BUILDS INTO  
THE REGION WHICH WILL LEAD TO MOSTLY DRY CONDITIONS ACROSS THE AREA.  
ALTHOUGH, WILL HAVE TO WATCH THE FAR EASTERN CWA FOR SHOWER  
POTENTIAL CLOSER TO THE MAIN SHORTWAVE ENERGY FURTHER EAST.  
ENVIRONMENT IS CHARACTERIZED BY STEEP LAPSE RATES OUT THAT WAY AS  
WELL.  
 
NEXT OPPORTUNITY FOR PRECIPITATION COMES TUESDAY NIGHT AS A LOW-  
LEVEL JET GETS GOING AGAIN ACROSS THE NORTHERN PLAINS. SURFACE  
BOUNDARY ALSO BEGINS PUSHING NORTHWARD INTO SOUTHERN SD.  
 

 
   
AVIATION /12Z TAFS THROUGH 12Z MONDAY/
 
 
ISSUED AT 638 AM CDT SUN JUN 29 2025  
 
TERMINALS KABR,KATY,KPIR,KMBG  
 
AN AREA OF SHRA/TSRA CONTINUES TO MOVE EASTWARD ACROSS THE REGION,  
POSSIBLY AFFECTING THE TAF SITES THROUGH MID/LATE MORNING. MVFR  
CIGS ARE ALSO AFFECTING KATY AND IT'S UNCLEAR HOW LONG THESE STICK  
AROUND, BUT HAVE THEM GOING AWAY MID MORNING. OTHERWISE, MOSTLY  
VFR CONDITIONS SHOULD MATERIALIZE BY THIS AFTERNOON, WITH  
POTENTIALLY ANOTHER ROUND OF MORE WIDELY SCATTERED -SHRA/-TSRA BY  
LATE AFTERNOON INTO THE EVENING HOURS. CONFIDENCE IN THIS IS  
FAIRLY LOW, BUT HANDLED IT WITH A PROB30 FOR AT LEAST KPIR/KMBG  
FOR THE TIME BEING.  
 

 
   
ABR WATCHES/WARNINGS/ADVISORIES
 
 
SD...NONE.  
MN...NONE.  

 
 

 
 
UPDATE...TMT  
DISCUSSION...TMT  
AVIATION...TMT  
 
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