883  
FXUS64 KJAN 271119 AAA  
AFDJAN  
 
AREA FORECAST DISCUSSION...UPDATED  
NATIONAL WEATHER SERVICE JACKSON MS  
619 AM CDT SUN APR 27 2025  
   
..NEW AVIATION  
 
   
DISCUSSION  
 
ISSUED AT 322 AM CDT SUN APR 27 2025  
 
TODAY THROUGH SATURDAY...RIDGING ALOFT WILL FLATTEN ACROSS THE  
REGION TODAY, AS A WEAK DISTURBANCE EXITS THE MID-SOUTH REGION.  
THIS DISTURBANCE HAS BEEN RESPONSIBLE FOR THE CONVECTION THAT'S  
FESTERED ACROSS NORTHWEST PORTIONS OF THE DELTA REGION OVERNIGHT.  
AS THIS DISTURBANCE MOVES FURTHER EAST, THIS CONVECTION WILL  
GRADUALLY EXIT AND EVENTUALLY FIZZLE OUT. HOWEVER, A WEAK FRONTAL  
BOUNDARY OVER THE AREA, COMBINED WITH AFTERNOON HEATING AND ANY  
OUTFLOW BOUNDARIES LINGERING ACROSS THE AREA, WILL RESULT IN THE  
DEVELOPMENT OF ISOLATED TO SCATTERED SHOWERS AND STORMS ACROSS  
OTHER PORTIONS OF THE FORECAST AREA LATER TODAY. THIS ACTIVITY  
WILL BEGIN DISSIPATING DURING THE LATE AFTERNOON AND EARLY EVENING  
HOURS AS HEATING BEGINS TO WANE. OTHERWISE, LOOK FOR CONTINUED  
HUMID CONDITIONS AS HIGHS RANGE FROM THE MIDDLE 80S TO AROUND 90  
TODAY, WITH LOWS TONIGHT IN THE MID AND UPPER 60S.  
 
RIDGING ALOFT WILL AGAIN INCREASE ACROSS THE LOWER MISSISSIPPI RIVER  
VALLEY THROUGH MID-WEEK. THIS, WHILE HIGH PRESSURE AT THE SURFACE  
WEDGES ITSELF INTO THE FORECAST AREA FROM THE EAST. AFTERNOON RAIN  
CHANCES WILL BE TOUGHER TO COME BY AS A RESULT, BUT TOASTY AFTERNOON  
HIGHS CAN BE EXPECTED AS THEY WARM IN THE MID 80S TO LOWER 90S EACH  
DAY THROUGH WEDNESDAY. LOWS MONDAY NIGHT THROUGH WEDNESDAY NIGHT  
WILL RANGE FROM THE MID 60S TO AROUND 70.  
 
CHANCES FOR SHOWERS AND STORMS RETURN TO THE FORECAST LATE  
WEDNESDAY, CONTINUE THURSDAY INTO THURSDAY NIGHT, AND FINALLY INTO  
FRIDAY. ANOTHER TROUGH WILL LIFT NORTHEAST FROM THE SOUTHERN PLAINS  
TOWARD THE OHIO RIVER VALLEY OVERNIGHT WEDNESDAY THROUGH THURSDAY  
NIGHT. THIS WILL SEND A COLD FRONT EAST INTO THE CWA DURING THIS  
TIMEFRAME. WIDESPREAD SHOWER AND SCATTERED THUNDERSTORMS WILL BE  
POSSIBLE ACROSS THE AREA, PARTICULARLY THURSDAY INTO THURSDAY NIGHT.  
CONFIDENCE IN ANY SEVERE CONVECTION CURRENTLY REMAINS LOW. MUCH OF  
THIS STEMS FROM THE CURRENT ADVERTISED SEVERE PARAMETERS BEING OUT  
OF PHASE AS THE SYSTEM MOVES THROUGH. THAT SAID, THIS WILL CONTINUE  
TO BE MONITORED IN FUTURE FORECASTS.  
 
THE FRONT PUSHES THROUGH THE AREA FRIDAY, WITH RAIN CHANCES ENDING  
BY FRIDAY NIGHT. QUIET WEATHER IS CURRENTLY FORECAST OVER THE AREA  
INTO THE START OF NEXT WEEKEND. LOOK FOR HIGHS FRIDAY INTO SATURDAY  
IN THE UPPER 70S TO MIDDLE 80S AND LOWS FRIDAY AND SATURDAY NIGHT  
FROM THE UPPER 50S TO LOWER 60S. /19/  
 
 
   
AVIATION  
 
(12Z TAFS)  
ISSUED AT 618 AM CDT SUN APR 27 2025  
 
VFR FLIGHT CATEGORIES WILL PREVAIL AT MOST SITES WHILE SOME IFR  
TO LIFR STRATUS & MVFR TO IFR VSBY HAVE DEVELOPED IN THE  
INTERSTATE 59 CORRIDOR TAF SITES OF HBG, PIB & MEI. DENSE FOG  
LOOKS LESS PROBABLE. MVFR CEILINGS ALSO CAN'T BE RULED OUT AT GLH  
BETWEEN 27/13-17Z SUNDAY WITH LIGHT SHOWERS DURING OR JUST PRIOR  
TO THIS TIME. EXPECT CONDITIONS TO IMPROVE AREAWIDE TO VFR BY  
27/15-17Z SUNDAY, WITH ISOLATED SHOWER & STORM COVERAGE THIS AFTN  
TO EVENING. ADDED LOW PROBS (30%) MENTION AT GLH & GWO BETWEEN  
27/20-24Z. WINDS WILL BE LIGHT & VARIABLE, GENERALLY UNDER 10MPH.  
ADDITIONAL LOW STRATUS/BR IS EXPECTED TONIGHT AT PIB & HBG, WITH  
VSBY DOWN TO IFR & NEAR LIFR STRATUS AFTER 28/09-12Z MONDAY. /DC/  
 
 
   
PRELIMINARY POINT TEMPS/POPS  
 
JACKSON 88 66 90 67 / 10 10 0 0  
MERIDIAN 88 64 89 64 / 10 10 10 0  
VICKSBURG 88 67 89 68 / 10 0 0 0  
HATTIESBURG 90 66 90 65 / 10 10 0 0  
NATCHEZ 87 66 87 67 / 10 0 0 0  
GREENVILLE 85 68 88 70 / 40 10 0 0  
GREENWOOD 85 66 90 70 / 40 20 0 0  
 
 
   
JAN WATCHES/WARNINGS/ADVISORIES  
 
MS...NONE.  
LA...NONE.  
AR...NONE.  
 
 
 
 
19/DC  
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