794  
FXUS64 KLUB 232318  
AFDLUB  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE LUBBOCK TX  
618 PM CDT SUN AUG 23 2026  
   
..NEW AVIATION  
 
   
KEY MESSAGES  
 
UPDATED AT 618 PM CDT SUN AUG 23 2026  
 
- RECORD BREAKING HIGH TEMPERATURES POSSIBLE MONDAY.  
 
- STRONGER BREEZES AND LOW RH VALUES WILL BRING ELEVATED FIRE  
DANGER MONDAY AFTERNOON.  
 
- STORM CHANCES RETURN EACH DAY NEXT WEEK BEGINNING TUESDAY.  
 
 
 
   
SHORT TERM  
 
(THIS EVENING THROUGH MONDAY)  
ISSUED AT 1251 PM CDT SUN AUG 23 2026  
 
THE HEAT CONTINUES TODAY AND MONDAY AS AN UPPER HIGH REMAINS  
POSITIONED OVER THE FA. TEMPERATURES ARE ALREADY IN THE MID/UPPER  
90S ACROSS THE FA AND SHOULD CONTINUE INCREASING THROUGH THE  
AFTERNOON. UNLIKE SATURDAY EVENING, THERE WILL LIKELY BE NO EVENING  
CONVECTION TO HELP GIVE A REPRIEVE FROM THE HOT AFTERNOON. THE  
CENTER OF THE UPPER HIGH WILL BE MORE DIRECTLY OVERHEAD ON MONDAY  
AND WILL ALLOW HIGHS TO BE A DEGREE OR TWO WARMER THAN THOSE  
EXPECTED TODAY. AN EXTREME HEAT WARNING IS ONCE AGAIN IN EFFECT FOR  
THE ROLLING PLAINS MONDAY WHILE THE HEAT ADVISORY WILL BE EXPANDED  
TO COVER MORE AREAS ON THE CAPROCK. AN EMBEDDED UPPER LOW OVER  
SOUTHERN CANADA IS PROGGED TO PUSH A COLD FRONT SOUTHWARD ACROSS THE  
PLAINS LATE MONDAY AFTERNOON AND COULD REACH OUR NORTHERN ZONES BY  
LATE EVENING. WHILE THIS WOULD BRING SOME POTENTIAL FOR STORM  
DEVELOPMENT, THE FRONT'S ARRIVAL WOULD BE WELL AFTER SUNSET AND  
WOULD HAVE LITTLE TO NO UPPER LEVEL SUPPORT FOR LIFT. THE FORECAST  
WILL CONTINUE TO REMAIN DRY FOR THE TIME BEING.  
 
 
   
LONG TERM  
 
(MONDAY NIGHT THROUGH NEXT SATURDAY)  
ISSUED AT 1251 PM CDT SUN AUG 23 2026  
 
WHILE HOT TEMPERATURES ARE STILL EXPECTED THROUGH THE NEXT WEEK,  
SOME SLIGHT RELIEF DOES LOOK TO BE ON THE HORIZON. THE UPPER HIGH  
WILL BEGIN TO SLOWLY DRIFT WESTWARD BY MID WEEK. THIS WILL ALLOW  
THICKNESSES TO DECREASE GRADUALLY THROUGH THE WEEK, WITH AFTERNOON  
HIGHS DROPPING TO THE MID TO UPPER 90S BY THURSDAY. ANOTHER POSITIVE  
EFFECT WILL BE THE POTENTIAL FOR INCREASED RAIN CHANCES. THE UPPER  
LOW OVER HUDSON BAY WILL CONTINUE TO PUSH WEAK COLD FRONT SOUTHWARD  
ACROSS THE GREAT PLAINS. THOUGH WEAK, NORTH TO NORTHWEST UPPER FLOW  
WILL HELP THE COLD FRONTS PUSH FURTHER SOUTH INTO THE FA AND MAY  
PROVIDE NEEDED LIFT FOR CONVECTION. THIS WOULD HELP TO FURTHER COOL  
TEMPS PAS WHAT THE NBM HAS FORECAST. STORM CHANCES WILL CONTINUE TO  
INCREASE INTO NEXT WEEKEND AS THE UPPER HIGH MOVES FURTHER WEST AND  
WILL GIVE DIURNAL CONVECTION ACROSS THE MOUNTAINS OF NEW MEXICO A  
FIGHTING CHANCE TO MOVE INTO THE FA.  
 
 
   
AVIATION  
 
(00Z TAFS)  
ISSUED AT 618 PM CDT SUN AUG 23 2026  
 
VFR AND GENERALLY LIGHT WINDS WILL CONTINUE.  
 
 
   
LUB WATCHES/WARNINGS/ADVISORIES  
 
HEAT ADVISORY UNTIL 8 PM CDT THIS EVENING FOR TXZ024>026-030>032-  
035>038-041>044.  
 
EXTREME HEAT WARNING UNTIL 8 PM CDT THIS EVENING FOR TXZ024>026-  
031-032.  
 
EXTREME HEAT WARNING FROM NOON TO 8 PM CDT MONDAY FOR TXZ024>026-  
031-032-037-038-042>044.  
 
HEAT ADVISORY FROM NOON TO 8 PM CDT MONDAY FOR TXZ029-030-  
034>036-040-041.  
 
 
 
 
 
SHORT TERM...51  
LONG TERM....51  
AVIATION...19  
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