684  
FXUS64 KBMX 020616  
AFDBMX  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE BIRMINGHAM AL  
116 AM CDT WED SEP 2 2026  
   
..NEW AVIATION
 
 
   
KEY MESSAGES
 
 
ISSUED AT 109 AM CDT WED SEP 2 2026  
 
- SIGNIFICANT HEAT RISK: A WARMING TREND WILL PUSH HEAT INDICES TO  
105-108 EACH AFTERNOON INTO THE WEEKEND. A HEAT ADVISORY IS NOW  
IN EFFECT THROUGH 8PM SATURDAY.  
 

 
   
DISCUSSION
 
 
(WEDNESDAY THROUGH NEXT TUESDAY)  
ISSUED AT 1033 PM CDT TUE SEP 1 2026  
 
WATER VAPOR IMAGERY THIS EVENING REVEALS A STOUT UPPER LEVEL  
RIDGE EXPANDING ACROSS THE SOUTHEASTERN US AS TROPICAL DEPRESSION  
EDOUARD CONTINUES TO MOVE SLOWLY NORTHWEST ACROSS EASTERN TEXAS.  
INCREASING SUBSIDENCE WILL HELP MAINTAIN DRY CONDITIONS ACROSS  
THE AREA THROUGH THE MAJORITY OF THE WORK WEEK. WITH THAT SAID,  
WE WILL CONTINUE WITH LOW (10-20%) CHANCES FOR DIURNALLY DRIVEN  
CONVECTION AS A HEALTHY PLUME OF MOISTURE REMAINS IN PLACE ACROSS  
THE REGION. WE ARE NOT EXPECTING MUCH IN THE WAY OF SEVERE  
WEATHER AS WIND SHEAR WILL BE MINIMAL. HOWEVER, INSTABILITY WILL  
BE SUFFICIENT ENOUGH TO SUPPORT A STRONGER STORM OR TWO AS WE  
REACH PEAK HEATING. LOW TO MEDIUM (20-50%) CHANCES FOR SHOWERS  
AND STORMS RETURN TO THE FORECAST FOR THE SOUTHERN HALF OF THE  
STATE LATE THURSDAY THROUGH THE WEEKEND AS A SHORTWAVE ROTATES  
WEST ALONG THE SOUTHERN PERIPHERY OF THE RIDGE.  
 
OUR INCREASING HEAT RISK WILL BE THE MAIN STORY OVER THE NEXT  
WEEK. HIGH TEMPS WILL SETTLE INTO THE MID TO UPPER 90S DAILY WITH  
HEAT INDICES PUSHING INTO THE 105-108 DEGREE RANGE. THIS WILL  
PROMOTE A MAJOR TO EXTREME HEAT RISK FOR PARTS OF CENTRAL ALABAMA  
DAILY AS WE HEAD INTO THE WEEKEND. THERE WERE NO CHANGES MADE  
THIS EVENING REGARDING OUR CURRENT HEAT ADVISORY. IT REMAINS IN  
EFFECT FROM 11 AM WEDNESDAY MORNING THROUGH 8 PM SATURDAY  
EVENING. WE CONTINUE TO EMPHASIZE THE IMPORTANCE OF HYDRATION AND  
LIMITING OUTDOOR EXPOSURE TO MITIGATE THE SIGNIFICANT HEAT RISK  
EXPECTED THROUGHOUT THE WEEK.  
 
95/CASTILLO  
 

 
   
AVIATION
 
 
(06Z TAFS)  
ISSUED AT 109 AM CDT WED SEP 2 2026  
 
PREVAILING VFR CONDITIONS ARE EXPECTED THROUGH THE TAF PERIOD WITH  
EASTERLY WINDS OF 4 TO 6 KNOTS. VERY ISOLATED SHOWER/THUNDERSTORM  
ACTIVITY IS POSSIBLE BETWEEN 18Z AND 00Z, BUT CONFIDENCE IS TOO  
LOW FOR INCLUSION IN THE TAFS.  
 
NOTE: AMD NOT SKED CONTINUES FOR AUO DUE TO A WEATHER OBSERVATION  
OUTAGE.  
 
87/GRANTHAM  
 

 
   
FIRE WEATHER
 
 
MINIMUM RH VALUES WILL GENERALLY REMAIN ABOVE 40% THROUGH THE  
WORK WEEK. LOW (10 TO 20%) CHANCES FOR SHOWERS AND STORMS WILL  
CONTINUE DAILY. FIRE WEATHER CONCERNS ARE CURRENTLY LOW, BUT  
DECREASING SOIL MOISTURE WILL BEGIN TO RAISE THESE CONCERNS BY  
NEXT WEEK GIVEN A LACK OF FORECAST RAINFALL.  
 

 
   
PRELIMINARY POINT TEMPS/POPS
 
 
GADSDEN 97 75 97 73 / 10 0 10 0  
ANNISTON 95 73 95 72 / 10 0 10 0  
BIRMINGHAM 97 76 96 75 / 10 0 10 0  
TUSCALOOSA 99 76 99 75 / 10 0 10 0  
CALERA 96 75 96 73 / 10 0 10 0  
AUBURN 93 74 93 75 / 10 10 10 0  
MONTGOMERY 98 75 97 75 / 10 10 10 10  
TROY 96 73 95 73 / 10 10 30 10  
 

 
   
BMX WATCHES/WARNINGS/ADVISORIES
 
 
HEAT ADVISORY FROM 11 AM THIS MORNING TO 8 PM CDT SATURDAY FOR  
THE FOLLOWING COUNTIES: AUTAUGA-BARBOUR-BIBB-BLOUNT-BULLOCK-  
CALHOUN-CHAMBERS-CHEROKEE-CHILTON-CLAY-CLEBURNE-COOSA-DALLAS-  
ELMORE-ETOWAH-FAYETTE-GREENE-HALE-JEFFERSON-LAMAR-LEE-LOWNDES-  
MACON-MARENGO-MARION-MONTGOMERY-PERRY-PICKENS-PIKE-RANDOLPH-  
RUSSELL-SHELBY-ST. CLAIR-SUMTER-TALLADEGA-TALLAPOOSA-TUSCALOOSA-  
WALKER-WINSTON.  
 

 
 

 
 
DISCUSSION...95/CASTILLO  
AVIATION...87/GRANTHAM  
 
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