140  
FXUS64 KMOB 301724  
AFDMOB  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE MOBILE AL  
1224 PM CDT WED JUL 30 2025  
   
..NEW AVIATION  
 
   
DISCUSSION  
 
ISSUED AT 123 AM CDT WED JUL 30 2025  
 
THE MAIN STORY CONTINUES TO BE THE PROLONGED HEAT ACROSS THE AREA.  
WE'LL SEE ONE MORE DAY OF HEAT INDICES RISING INTO THE 105 TO 110  
DEGREE RANGE, BEFORE THE TEMPS BEGIN TO DROP (THOUGH ONLY A COUPLE  
OF DEGREES). UPPER RIDGING WILL REMAINED ANCHORED TO OUR SOUTH,  
WHILE A RIDGE BUILDS OVER THE WESTERN CONUS. A WEAK TROUGH WILL MOVE  
THROUGH THE GREAT LAKES, DAMPENING THE RIDGE SOMEWHAT OVER THE AREA.  
MEANWHILE, SURFACE HIGH PRESSURE TO OUR SOUTH WILL KEEP A SOUTHERLY  
FLOW ACROSS THE REGION, KEEPING A MOIST AIRMASS IN PLACE. GIVEN THE  
WEAKENING RIDGE, THUNDERSTORM COVERAGE MAY BE A BIT MORE TODAY THAN  
WE SAW YESTERDAY, ESPECIALLY GIVEN THE CURRENT ISOLATED TO SCATTERED  
STORMS MOVING ACROSS THE REGION. DESPITE THE STORMS, TEMPERATURES  
ARE EXPECTED TO CLIMB INTO THE MID TO UPPER 90S ONCE AGAIN TODAY.  
WHILE WE MAY MIX A BIT THIS AFTERNOON, GIVEN THE FACT THAT DEWPOINTS  
ARE CURRENTLY IN THE MID TO UPPER 70S ACROSS MOST OF THE AREA, WE  
SHOULD STILL SEE THOSE HEAT INDICES REACH HEAT ADVISORY CRITERIA.  
REGARDLESS, LOW TEMPERATURES HAVE REMAINED IN THE UPPER 70S,  
PROVIDING LITTLE RELIEF FROM THE HEAT. THE PROLONGED NATURE OF THESE  
CONDITIONS WILL EXACERBATE ANY HEAT RELATED ILLNESSES.  
 
AS MENTIONED ABOVE, WE'LL START TO SEE A DOWNWARD TREND IN  
TEMPERATURES AS WE HEAD INTO THE WEEKEND. UPPER RIDGING WILL REMAIN  
TO OUR SOUTH, WHILE THE AFOREMENTIONED TOUGH DIGS INTO THE TN  
VALLEY. THIS MAY PROVIDE A GREATER COVERAGE OF THUNDERSTORMS ON  
THURSDAY, AS A WEAK FRONTAL BOUNDARY MOVES INTO NORTHERN ALABAMA.  
THE AXIS OF THE TROUGH WILL MOVE OFF THE EAST COAST AND GENERALLY  
REMAIN IN PLACE THROUGH THE WEEKEND WITH NORTHERLY FLOW PERSISTING  
OVER THE LOCAL AREA. THE COMBINATION OF DRIER AIR AND A GREATER  
COVERAGE OF STORMS WILL KEEP TEMPS IN THE UPPER 80S TO LOWER 90S BY  
THE WEEKEND. UNCERTAINTY IS HIGH WITH REGARD TO HOW FAR SOUTH THE  
FRONT REACHES, THOUGH GUIDANCE IS FAIRLY CONSISTENT ON THE BOUNDARY  
REACHING OUR AREA AND LINGERING DURING THE FIRST PART OF THE NEW  
WORK WEEK. THUS, SCATTERED TO NUMEROUS POPS WERE MAINTAINED THROUGH  
THE FORECAST PACKAGE. /73  
 
 
   
AVIATION  
 
(18Z TAFS)  
ISSUED AT 1215 PM CDT WED JUL 30 2025  
 
GENERAL VFR CONDITIONS WITH LOCAL MVFR/VFR CONDITIONS IN  
CONVECTION ALONG THE AL GULF COAST WERE NOTED AT 17Z. AM EXPECTING  
THIS CONVECTION TO SPREAD OUT AND AFFECT AREA TAF SITES THIS  
AFTERNOON. MORE SHOWERS AND THUNDERSTORMS ARE EXPECTED TO DEVELOP  
AND MOVE INLAND THIS AFTERNOON, BRINGING LOCAL DROPS IN CONDITIONS  
TO LOW END MVFR LEVELS. THE CONVECTION WILL WEAKEN AND DECREASE  
IN COVERAGE THIS EVENING AS THE DAY'S HEAT IS LOST. MORE SHOWERS  
AND THUNDERSTORMS ARE EXPECTED TO DEVELOP ALONG THE COAST IN THE  
MORNING, BRINGING LOCAL DROPS IN CONDITIONS TO MID MVFR LEVELS.  
/16  
 
 
   
MARINE  
 
ISSUED AT 121 AM CDT WED JUL 30 2025  
 
A LIGHT TO MODERATE WEST TO SOUTHWESTERLY FLOW WILL CONTINUE  
THROUGH THE END OF THE WEEK. SEAS WILL REMAIN GENERALLY 2 FEET OR  
LESS. /73  
 
 
   
MOB WATCHES/WARNINGS/ADVISORIES  
 
AL...HEAT ADVISORY UNTIL 6 PM CDT THIS EVENING FOR ALZ051>060-261>266.  
 
FL...HEAT ADVISORY UNTIL 6 PM CDT THIS EVENING FOR FLZ201>206.  
 
MS...HEAT ADVISORY UNTIL 6 PM CDT THIS EVENING FOR MSZ067-075-076-078-  
079.  
 
GM...NONE.  
 
 
 
 
THIS PRODUCT IS ALSO AVAILABLE ON THE WEB AT:  
WWW.WEATHER.GOV/MOB  
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab AL Page
The Nexlab FL Page
The Nexlab MS Page
Main Text Page