306  
FXUS63 KSGF 252257  
AFDSGF  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE SPRINGFIELD MO  
557 PM CDT SUN JUN 25 2017  
   
SHORT TERM
 
(TONIGHT THROUGH MONDAY)  
ISSUED AT 320 PM CDT SUN JUN 25 2017  
 
SUNSHINE AND NORTHERLY WINDS LED TO A MILD AFTERNOON UNDER  
CANADIAN HIGH PRESSURE. MID AND UPPER LEVEL CLOUD COVER WILL BE ON  
THE INCREASE THOUGH WITH PATCHY LIGHT RAIN AND SOME EMBEDDED  
THUNDER CURRENTLY APPROACHING INTERSTATE 35 MAKES A SLOW PROGRESS  
TOWARD THE FORECAST AREA LATER THIS EVENING.  
 
SHORTWAVE ENERGY WILL ROTATE THROUGH BASE OF GREAT LAKES TROUGH  
WHICH WILL INCREASE THE POTENTIAL FOR RAIN CHANCES TONIGHT INTO  
MONDAY. LOW INSTABILITY AND HIGH BASES WILL KEEP RAIN AMOUNTS LOW  
IN AREAS THAT DO SEE RAIN.  
 
MODELS HAVE TRENDED UP JUST A TAD WITH HIGH TEMPERATURES TOMORROW  
BUT THE MERCURY WILL REMAIN WELL BELOW NORMAL UNDER THE CLOUD  
COVER.  
   
LONG TERM
 
(TUESDAY THROUGH SUNDAY)  
ISSUED AT 320 PM CDT SUN JUN 25 2017  
 
LOW LEVEL WINDS WILL SHIFT BACK TO THE SOUTH ON TUESDAY RESULTING  
IN ANOTHER MILD DAY BEFORE DAILY HIGHS CLIMB A BIT MORE TO  
SEASONABLY NORMAL VALUES IN THE MIDDLE TO UPPER 80S THROUGH THE  
REMAINDER OF THE WORK WEEK.  
 
A SURFACE BOUNDARY WILL STRUGGLE TO BECOME ORGANIZED ACROSS THE  
CENTRAL PLAINS BY MIDWEEK. WITH NORTHWEST FLOW BECOMING  
ZONAL...CONVERGENCE ALONG THIS FRONT WILL BE MINIMAL BUT WILL  
STILL RESULT IN AN UPTICK IN LOW LEVEL MOISTURE AND WEAK  
INSTABILITY LEADING TO A CHANCE OF THUNDERSTORMS BY THURSDAY.  
 
12Z MODEL RUNS HAVE SLID THIS FRONT A BIT FARTHER SOUTH BEFORE  
STALLING IT ACROSS THE REGION. THIS WILL LEAD TO A FAIRLY  
WIDESPREAD AREA OF SHOWERS AND THUNDERSTORMS...THOUGH LIMITED INSTABILITY  
AT THIS TIME WILL CHECK THE DEVELOPMENT OF SEVERE WEATHER.  
 

 
   
AVIATION
 
(FOR THE 00Z TAFS THROUGH 00Z MONDAY EVENING)  
ISSUED AT 553 PM CDT SUN JUN 25 2017  
 
MID AND HIGH LEVEL CLOUDS WILL INCREASE TONIGHT AS AN UPPER LEVEL  
DISTURBANCE APPROACHES FROM THE WEST. SCATTERED RAIN SHOWERS WILL  
SPREAD ACROSS PORTIONS OF SOUTHERN MISSOURI LATER THIS EVENING  
AND WILL PERSIST INTO MONDAY. HOWEVER, FLIGHT CATEGORIES ARE  
EXPECTED TO REMAIN IN THE VFR CATEGORY. WINDS WILL REMAIN LIGHT  
AND VARIABLE THROUGH MONDAY.  
 

 
   
SGF WATCHES/WARNINGS/ADVISORIES
 
 
MO...NONE.  
KS...NONE.  

 
 

 
 
SHORT TERM...CRAMER  
LONG TERM...CRAMER  
AVIATION...SCHAUMANN  
 
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