741  
FXUS64 KLCH 272317  
AFDLCH  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE LAKE CHARLES LA  
617 PM CDT THU AUG 27 2026  
   
..NEW AVIATION  
 
   
KEY MESSAGES  
 
- SHOWERS AND THUNDERSTORMS WILL CONTINUE TO DEVELOP THROUGH THE  
AFTERNOON AND EARLY EVENING BEFORE COMING TO AN END AFTER SUNSET.  
 
- A FEW SHOWERS AND THUNDERSTORMS WILL BE POSSIBLE EACH AFTERNOON  
THIS WEEKEND WITH HIGHER PRECIPITATION CHANCES DEVELOPING EARLY NEXT  
WEEK.  
 
- TEMPERATURES WILL REMAIN NEAR SEASONAL NORMALS IN THE LOW TO MID  
90S THROUGH EARLY NEXT WEEK.  
 
 
 
   
DISCUSSION  
 
(THIS EVENING THROUGH NEXT WEDNESDAY)  
ISSUED AT 1234 PM CDT THU AUG 27 2026  
 
A WEAK AND ILL DEFINED BOUNDARY WILL CONTINUE TO  
PROVIDE A FOCUS FOR SHOWERS AND THUNDERSTORMS TO DEVELOP THIS  
AFTERNOON WITH THE HIGHEST PROBABILITIES CLOSER TO THE COAST.  
DESPITE THE VERY DRY CONDITIONS ACROSS THE REGION OVER THE LAST  
MONTH OR SO, SOME OF THESE STORMS COULD PRODUCE HIGH RAINFALL RATES  
THAT COULD LEAD TO SOME NUISANCE STREET FLOODING ON SECONDARY ROADS.  
SHOULD THIS OCCUR, IT WOULD LIKELY ONLY LAST A COUPLE OF HOURS AT  
MOST AS WATER WILL QUICKLY DRAIN OFF INTO VERY DRY RUNOFF AREAS.  
 
THE COMBINATION OF STORMS AND CLOUD COVER THIS MORNING HAVE KEPT  
TEMPERATURES IN THE UPPER 70S TO LOWER 80S THROUGH THE MORNING.  
STILL EXPECT AFTERNOON HIGHS TO CLIMB INTO THE UPPER 80S TO LOWER  
90S AS INTERMITTENT PEAKS OF SUNSHINE QUICKLY WARM THE SURFACE.  
 
CONVECTION WILL GRADUALLY DISSIPATE THROUGH THE EVENING ALTHOUGH MAY  
HOLD ON A BIT LONGER THAN TYPICAL WITH THE BOUNDARY PROVIDING  
MESOSCALE SUPPORT BEYOND THE TRADITIONAL DIURNAL HEATING. GUIDANCE  
HAS BACKED OFF POPS FRIDAY AND THROUGH THE WEEKEND AS THE AREA  
REMAINS ON THE EASTERN PERIPHERY OF A LARGE UPPER LEVEL RIDGE  
CENTERED OVER THE SOUTHWESTERN U.S. THERE WILL LIKELY BE A FEW  
DIURNALLY DRIVEN AFTERNOON STORMS EACH DAY, BUT THE MAJORITY OF THE  
REGION WILL RETURN TO THE ONGOING DRY PATTERN.  
 
THERE REMAINS SIGNIFICANT DIVERGENCE IN GUIDANCE HEADING THROUGH NEXT  
WEEK, BUT THE GENERAL PATTERN SUPPORTS ONE OR MORE WEAK TROPICAL  
WAVES MOVING IN THE VICINITY OF THE NORTHERN GULF COAST. WHETHER  
THESE WAVES OR THE AFOREMENTIONED UPPER RIDGE DOMINATES THE PATTERN  
REMAINS HIGHLY UNCERTAIN. FOR NOW, WILL CARRY DAILY SCATTERED (30-  
50%) POPS, BUT WITH TEMPERATURES GRADUALLY TRENDING BACK ABOVE  
NORMAL UNTIL THE PICTURE BECOMES MORE CLEAR.  
 
JONES  
 
 
   
AVIATION  
 
(00Z TAFS)  
ISSUED AT 616 PM CDT THU AUG 27 2026  
 
SCATTERED THUNDERSTORM ACTIVITY WILL CONTINUE ACROSS SE TX THROUGH  
THE NEXT COUPLE OF HOURS, GRADUALLY TAPERING OFF AS WE NEAR  
SUNSET. OTHERWISE, MAINLY VFR CEILINGS AND LIGHT VARIABLE WINDS  
WILL PREVAIL THROUGHOUT THE FORECAST PERIOD. A FEW ISOLATED  
SHOWERS ARE POSSIBLE TOMORROW AFTERNOON, BUT AT THIS TIME CHANCES  
ARE RATHER LOW SO OPTED TO LEAVE ANY MENTION OUT OF THE TAFS.  
 
 
   
MARINE  
 
ISSUED AT 1234 PM CDT THU AUG 27 2026  
 
SCATTERED SHOWERS AND THUNDERSTORMS WILL CONTINUE OVER THE  
COASTAL WATERS AND COASTAL LAKES AND BAYS THIS AFTERNOON INTO  
TONIGHT. PRECIPITATION CHANCES WILL LOWER FRIDAY, BUT A DAILY CHANCE  
FOR SHOWERS AND THUNDERSTORMS WILL DEVELOP AGAIN SATURDAY THROUGH  
NEXT WEEK. PREVAILING WINDS WILL REMAIN LIGHT AND ONSHORE THROUGH  
THE MIDDLE OF NEXT WEEK.  
 
 
   
FIRE WEATHER  
 
ISSUED AT 1234 PM CDT THU AUG 27 2026  
 
SCATTERED SHOWERS AND THUNDERSTORMS WILL CONTINUE  
THROUGH THE AFTERNOON AND EARLY EVENING BEFORE DIMINISHING TONIGHT.  
MUCH LOWER PRECIPITATION CHANCES ARE EXPECTED FRIDAY THROUGH THE  
WEEKEND WITH CHANCES CLIMBING AGAIN EACH AFTERNOON NEXT WEEK. THE  
ENTIRE REGION REMAINS IN A MODERATE DROUGHT WITH KBDI VALUES RANGING  
FROM 500 TO 760. BURN BANS REMAIN IN EFFECT FOR MOST PARISHES AND  
COUNTIES ACROSS THE REGION. MINRH VALUES WILL RANGE FROM AROUND 55  
TO 65 PERCENT THROUGH THE WEEKEND WITH LIGHT WINDS.  
 
 
   
LCH WATCHES/WARNINGS/ADVISORIES  
 
LA...NONE.  
TX...NONE.  
GM...NONE.  
 
 
 
 
PUBLIC/FIRE/MARINE...66  
AVIATION...17  
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