094  
FXUS64 KMOB 181701  
AFDMOB  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE MOBILE AL  
1201 PM CDT TUE AUG 18 2026  
   
..NEW DISCUSSION, AVIATION
 
 
   
KEY MESSAGES
 
 
UPDATED AT 1200 PM CDT TUE AUG 18 2026  
 
- A HEAT ADVISORY IS IN EFFECT FOR INLAND AREAS WITH A TARGETED  
EXTREME HEAT WARNING FOR COASTAL ZONES TUESDAY AFTERNOON INTO  
THE EVENING FOR HEAT INDICES OF 105-115. ADDITIONAL HEAT  
ADVISORIES WILL LIKELY BE NEEDED THROUGH MUCH OF THE WEEK.  
 
- THERE IS A MODERATE RISK OF RIP CURRENTS FOR AREA BEACHES IN  
FLORIDA AND ALABAMA THROUGH WEDNESDAY.  
 
- SCATTERED AFTERNOON THUNDERSTORMS MAY PRODUCE BRIEF HEAVY  
RAINFALL AND GUSTY WINDS.  
 

 
   
DISCUSSION
 
 
ISSUED AT 1200 PM CDT TUE AUG 18 2026  
 
HIGH PRESSURE MAINTAINS ITS HOLD ON THE WEATHER PATTERN, WITH HOT  
AND HUMID CONDITIONS PERSISTING THROUGH THE END OF THE WEEK. CURRENT  
TEMPS ARE ALREADY APPROACHING 90 DEGREES, AND WITH AMPLE TIME FOR  
HEATING, EXPECT HIGHS TO TOP OUT IN THE UPPER 90S TO EVEN TRIPLE  
DIGITS IN SOME AREAS. WHILE OUR AIR TEMPS ARE HIGH, WE SHOULD HAVE  
ENOUGH MIXING IN THE AFTERNOON TO DROP DEWPOINTS A COUPLE OF  
DEGREES, KEEPING OUR HEAT INDICES IN THE 108 TO 115 DEGREE RANGE,  
WHICH IS STILL VERY DANGEROUS. SIMILAR CONDITIONS ARE EXPECTED ON  
WEDNESDAY, THOUGH TEMPS ARE EXPECTED TO BE A DEGREE OR TWO COOLER AS  
RIDGING BEGINS TO BREAK DOWN. BASED ON HEAT INDICES CLIMBING INTO  
THE 108 TO 112 DEGREE RANGE, A HEAT ADVISORY WILL BE ISSUED FOR  
WEDNESDAY AS WELL. OTHERWISE, OUR ATTENTION TURNS TO THE POTENTIAL  
FOR THUNDERSTORMS AND WHAT THEIR INTENSITY WILL BE.  
 
YESTERDAY'S ACTIVITY WAS A BIT MORE WIDESPREAD THAN ANTICIPATED,  
WITH SEVERAL LINGERING OUTFLOWS NOTED TRAVERSING THE AREA.  
CONVECTIVE TEMPS ARE IN THE LOWER 90S, SO WE'LL LIKELY BEGIN TO SEE  
THUNDERSTORMS DEVELOPING IN THE NEXT HOUR OR SO. NOT ANTICIPATING  
ORGANIZED SEVERE STORMS, TYPICAL OF SUMMERTIME, BUT A FEW STORMS  
WILL BE CAPABLE OF PRODUCING HEAVY RAIN AND WINDS UP TO 60 MPH. SO I  
WOULD NOT BE SURPRISED IF WE HAVE A COUPLE OF SEVERE WARNINGS THIS  
AFTERNOON. ACTIVITY SHOULD DIMINISH AROUND SUNSET AS WE LOSE OUR  
DAYTIME HEATING. AGAIN, SIMILAR CONDITIONS ARE EXPECTED FOR  
WEDNESDAY, THOUGH COVERAGE MAY BE LESS.  
 
THE END OF THE WORKWEEK AND UPCOMING WEEKEND WILL REALLY BE A RINSE  
AND REPEAT FOR MUCH OF THE AREA. HIGHS WILL WARM INTO THE 90S, WITH  
OVERNIGHT LOWS FALLING INTO THE 70S. GLOBAL MODELS DO FEATURE A WEAK  
LOW OVER THE EASTERN GULF, WHICH MAY MOVE WEST AND BRING A HIGHER  
CERTAINTY OF RAINFALL BY THE WEEKEND. HOWEVER, THERE'S LITTLE IN THE  
WAY OF AGREEMENT, SO CONFIDENCE IS LOW. /73  
 

 
   
AVIATION
 
 
(18Z TAFS)  
ISSUED AT 1200 PM CDT TUE AUG 18 2026  
 
VFR CONDITIONS WILL PREVAIL THROUGH MUCH OF THE FORECAST PERIOD.  
THE EXCEPTION WILL BE DURING THE AFTERNOON HOURS, WHEN  
THUNDERSTORMS MAY IMPACT THE TERMINALS. BASED ON THE LAST COUPLE  
OF DAYS, HAVE OPTED TO INCLUDE A TEMPO GROUP FOR THUNDERSTORMS AT  
ALL TERMINALS FROM 19Z TO 22Z. AMENDMENTS MAY BECOME NECESSARY,  
BUT TIMING IS BASED ON COVERAGE PREVIOUS DAYS. ANY ACTIVITY WILL  
DIMINISH AROUND SUNSET. /73  
 

 
   
MARINE
 
 
ISSUED AT 118 AM CDT MON AUG 17 2026  
 
A LIGHT TO OCCASIONALLY MODERATE SOUTHWEST TO WESTERLY FLOW PATTERN  
PERSISTS ACROSS THE MARINE WATERS IN THE COMING WEEK. ISOLATED TO  
POTENTIALLY SCATTERED SHOWERS AND STORMS CAN BE EXPECTED EACH  
MORNING WITH LOCALLY HIGHER SEAS AND WINDS NEAR STORMS. NO IMPACTS  
EXPECTED OTHER THAN LOCALLY HIGHER WINDS AND SEAS POSSIBLE NEAR  
THUNDERSTORMS.  
/16  
 

 
   
PRELIMINARY POINT TEMPS/POPS
 
 
MOBILE 76 95 76 95 / 20 40 10 40  
PENSACOLA 79 95 79 95 / 20 50 10 40  
DESTIN 80 93 80 93 / 20 50 10 30  
EVERGREEN 73 96 73 98 / 40 30 10 30  
WAYNESBORO 74 98 74 99 / 30 50 20 20  
CAMDEN 73 96 74 97 / 50 20 10 20  
CRESTVIEW 74 95 74 96 / 30 50 10 40  
 

 
   
MOB WATCHES/WARNINGS/ADVISORIES
 
 
AL...HEAT ADVISORY UNTIL 8 PM CDT THIS EVENING FOR ALZ051>060-261-262.  
 
HEAT ADVISORY FROM 11 AM TO 8 PM CDT WEDNESDAY FOR ALZ051>060-  
261>266.  
 
EXTREME HEAT WARNING UNTIL 8 PM CDT THIS EVENING FOR ALZ263>266.  
 
FL...HEAT ADVISORY UNTIL 8 PM CDT THIS EVENING FOR FLZ201-203-205.  
 
HEAT ADVISORY FROM 11 AM TO 8 PM CDT WEDNESDAY FOR FLZ201>206.  
 
EXTREME HEAT WARNING UNTIL 8 PM CDT THIS EVENING FOR FLZ202-204-  
206.  
 
MS...HEAT ADVISORY UNTIL 8 PM CDT THIS EVENING FOR MSZ067-075-076-078-  
079.  
 
HEAT ADVISORY FROM 11 AM TO 8 PM CDT WEDNESDAY FOR MSZ067-075-  
076-078-079.  
 
GM...NONE.  

 
 

 
 
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