435  
FXUS64 KJAN 260546 AAA  
AFDJAN  
 
AREA FORECAST DISCUSSION...UPDATED  
NATIONAL WEATHER SERVICE JACKSON MS  
1246 AM CDT SAT JUL 26 2025  
   
..NEW AVIATION
 
 
   
DISCUSSION
 
 
ISSUED AT 1054 PM CDT FRI JUL 25 2025  
 
WHILE THE PRIMARY AXIS OF THE EASTERLY WAVE IS NOW PUSHED TO OUR  
WEST, THE LINGERING DISTURBANCE AND DEEPER MOISTURE WILL LINGER  
THROUGH THE DAY SATURDAY. ONE MORE AFTERNOON WITH DECENT SHOWER AND  
THUNDERSTORM COVERAGE AND FLOW IS EXPECTED, THOUGH THAT FLOW IS NOW  
TURNING OUT OF THE SOUTH. ON THE BACK SIDE OF THIS DISTURBANCE,  
"DRIER AIR" AND A STRENGTHENING RIDGE OF HIGH PRESSURE WILL DOMINATE  
THE WEATHER PATTERN FOR SUNDAY INTO EARLY NEXT WEEK. THE 596DAM H5  
RIDGE WILL RETROGRADE FROM THE SOUTHEAST U.S. THIS WEEKEND TO  
DIRECTLY OVER OUR FORECAST AREA ON MONDAY AND THEN CONTINUE WESTWARD  
INTO THE MIDDLE OF NEXT WEEK. AT THE SAME TIME, ANOTHER DISTURBANCE  
PIVOTING AROUND THIS RIDGE WILL ARRIVE IN OUR REGION AND SETTLE AS A  
WEAKNESS BETWEEN RIDGING OVER THE SOUTHERN HIGH PLAINS AND JUST OFF  
THE EASTERN SEABOARD INTO LATE WEEK.  
 
THIS ALL MEANS THAT RAIN COVERAGE WILL DECREASE SUNDAY THROUGH  
PROBABLY TUESDAY, THEN REBOUND WITH DEEPENING MOISTURE WEDNESDAY  
INTO LATE WEEK. AND TEMPERATURES WILL CLIMB TO NEAR 100 DEGREES BY  
MONDAY AND ESPECIALLY TUESDAY AS THIS RIDGE, WITH ITS CORE PUSHING  
MAX STRENGTH FOR THIS TIME OF YEAR, SLIDES DIRECTLY OVERHEAD. WILL  
MAINTAIN A SLIGHTLY CONSTRICTED HEAT ADVISORY FOR WESTERN PORTIONS  
OF OUR FORECAST AREA TOMORROW. AND THEN EXPECT MORE IMPACTFUL HEAT  
AND STRONGER MESSAGING WILL BE NEEDED FOR EARLY NEXT WEEK. HEAT WILL  
DIMINISH SOME AGAIN WITH THE NEXT WAVE IN THE LATER WEEK TIME FRAME.  
/NF/  
 

 
   
AVIATION
 
 
(06Z TAFS)  
ISSUED AT 1246 AM CDT SAT JUL 26 2025  
 
AREAS OF MVFR STRATUS ARE POSSIBLE AROUND DAYBREAK THIS MORNING,  
BUT CLOUDS SHOULD MIX OUT OR LIFT TO VFR IN MOST AREAS BY MID-  
MORNING. SCATTERED SHRA AND TS WILL DEVELOP AGAIN LATER TODAY,  
MAINLY BETWEEN LATE MORNING AND LATE AFTERNOON BEFORE TAPERING  
OFF. THESE MAY RESULT IN BRIEF CATEGORICAL REDUCTIONS. OTHERWISE,  
VFR CONDITIONS WILL PREVAIL THROUGH THE TAF PERIOD. /DL/  
 

 
   
PRELIMINARY POINT TEMPS/POPS
 
 
JACKSON 93 74 96 75 / 60 20 10 0  
MERIDIAN 92 72 96 74 / 60 20 10 0  
VICKSBURG 94 75 96 76 / 50 20 10 0  
HATTIESBURG 93 75 97 76 / 70 20 20 0  
NATCHEZ 93 74 95 75 / 60 20 20 0  
GREENVILLE 93 74 96 76 / 40 20 10 0  
GREENWOOD 94 75 96 77 / 40 20 10 0  
 

 
   
JAN WATCHES/WARNINGS/ADVISORIES
 
 
MS...HEAT ADVISORY FROM 11 AM THIS MORNING TO 7 PM CDT THIS EVENING  
FOR MSZ018-019-025>029-034>036-040>043-047-048-053-059-060.  
 
LA...HEAT ADVISORY FROM 11 AM THIS MORNING TO 7 PM CDT THIS EVENING  
FOR LAZ007>009-015-016-023>026.  
 
AR...HEAT ADVISORY FROM 11 AM THIS MORNING TO 7 PM CDT THIS EVENING  
FOR ARZ074-075.  
 

 
 

 
 
NF/DL  
 
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