566  
FXUS64 KCRP 200529  
AFDCRP  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX  
1229 AM CDT SUN JUL 20 2025  
   
..NEW DISCUSSION, AVIATION, MARINE
 
 
   
KEY MESSAGES
 
 
UPDATED AT 1227 AM CDT SUN JUL 20 2025  
 
- MOST LOCATIONS ACROSS SOUTH TEXAS WILL HAVE A MODERATE RISK OF  
HEAT RELATED IMPACTS OVER THE WEEKEND AND INTO NEXT WEEK. A FEW  
LOCATIONS ACROSS THE BRUSH COUNTRY WILL HAVE A MAJOR RISK WITH MAX  
HEAT INDICES AROUND 110.  
 
- BORDERLINE ELEVATED FIRE WEATHER CONDITIONS NEXT WEEK FOR WEBB  
COUNTY.  
 
- LOW (10-30%) CHANCE OF SHOWERS AND THUNDERSTORMS RETURNS THE END  
OF THE WORK WEEK.  
 

 
   
DISCUSSION
 
 
ISSUED AT 1227 AM CDT SUN JUL 20 2025  
 
TYPICAL SUMMERTIME FORECAST CONTINUES. A BROAD MID LEVEL HIGH  
PRESSURE SYSTEM IS STILL FORECAST TO MOVE WEST ACROSS THE NORTHERN  
GULF AND PUSH AN INVERTED TROUGH, CURRENTLY OVER CENTRAL AND SOUTH  
TEXAS, OUT OF THE AREA. THE CENTER OF THE HIGH STILL LOOKS TO REACH  
THE TX COAST BY TUESDAY. THE HIGH PRESSURE WILL KEEP HOT AND HUMID  
CONDITIONS ACROSS THE AREA WITH LITTLE TO NO SIGNIFICANT RAINFALL  
EXPECTED THROUGH THE MIDDLE OF NEXT WEEK. HOWEVER, A ROGUE SHOWER OR  
TWO ALONG THE SEA BREEZE CAN NOT BE RULED OUT, BUT WILL BECOME  
INCREASINGLY LESS LIKELY MONDAY THROUGH WEDNESDAY. A SURGE OF  
DEEPER MOISTURE IS EXPECTED TO MOVE INTO THE AREA AS THE RIDGE EXITS  
THE AREA BY THE END OF NEXT WEEK, LEADING TO AN INCREASING CHANCE OF  
SHOWERS AND THUNDERSTORMS NEXT FRIDAY AND INTO THE WEEKEND ACROSS  
THE COASTAL BEND AND VICTORIA CROSSROADS.  
 
AS FOR THE SAHARAN DUST, IT REMAINS IN THE FORECAST FOR  
SUNDAY/MONDAY, WHICH WILL LEAD TO HAZY CONDITIONS. THE DUST MAY ALSO  
LEAD TO MAX TEMPERATURES BEING A DEGREE OR TWO LOWER ALONG WITH  
LOWER AIR QUALITY. GENERALLY THE TEMPERATURES WILL BE NEAR TO  
SLIGHTLY ABOVE NORMAL THROUGH THE PERIOD. MAX HEAT INDICES MAY  
BRIEFLY REACH 110 ACROSS THE BRUSH COUNTRY AT TIMES, BUT MOST AREAS  
WILL RANGE BETWEEN 100-109. THE SLIGHTLY HIGHER HEAT INDICES WILL  
LEAD TO A MODERATE RISK OF HEAT RELATED IMPACTS ACROSS MOST OF S TX  
THROUGH NEXT WEEK. A FEW LOCATIONS ACROSS THE BRUSH COUNTRY WILL  
HAVE A MAJOR RISK OF HEAT RELATED IMPACTS.  
 
MINIMUM RELATIVE HUMIDITY VALUES WILL CONTINUE TO BE ELEVATED  
THROUGH THE PERIOD. HOWEVER, A FEW LOCATIONS ACROSS THE RIO GRANDE  
PLAINS MAY BRIEFLY DROP TO 25-30% EACH AFTERNOON ALONG WITH WINDS  
GUSTING TO AROUND 20 MPH. THIS WILL BRIEFLY INCREASE THE RISK OF  
ELEVATED FIRE WEATHER CONDITIONS OVER PORTIONS OF WEBB COUNTY EACH  
AFTERNOON. OTHERWISE, FIRE WEATHER CONDITIONS ARE NOT ANTICIPATED  
ACROSS THE REMAINDER OF SOUTH TEXAS AT THIS TIME.  
 

 
   
AVIATION
 
 
(06Z TAFS)  
ISSUED AT 1227 AM CDT SUN JUL 20 2025  
 
SEASONAL CONDITIONS ARE EXPECTED THIS FORECAST PERIOD. MAINLY VFR  
CONDITIONS, BUT A PERIOD OF MVFR CIGS AND VIS IS POSSIBLE MAINLY AT  
ALI IN THE MORNING. BREEZY SOUTHEAST WINDS ARE EXPECTED IN THE LATE  
MORNING AND AFTERNOON TOMORROW, LASTING INTO THE EVENING WEST.  
 

 
   
MARINE
 
 
ISSUED AT 1227 AM CDT SUN JUL 20 2025  
 
A GENTLE TO MODERATE (BF 3-4) SOUTH TO SOUTHEAST WIND WITH GUSTS TO  
FRESH (BF 5) LEVELS WILL PERSIST OVER THE WATERS THROUGH NEXT WEEK.  
OCCASIONALLY HIGHER GUSTS AROUND 25 KNOTS WILL BE POSSIBLE FROM PORT  
ARANSAS SOUTHWARD TO BAFFIN BAY EACH AFTERNOON. THE CHANCE OF  
SHOWERS OR THUNDERSTORMS RETURNS BY THE END OF THE WORK WEEK.  
 

 
   
PRELIMINARY POINT TEMPS/POPS
 
 
CORPUS CHRISTI 92 77 93 78 / 0 0 0 0  
VICTORIA 94 77 96 76 / 0 0 0 0  
LAREDO 103 77 104 76 / 0 0 0 0  
ALICE 97 76 98 75 / 0 0 0 0  
ROCKPORT 90 81 91 81 / 0 0 0 0  
COTULLA 101 78 103 77 / 0 0 0 0  
KINGSVILLE 94 76 94 76 / 0 0 0 0  
NAVY CORPUS 89 81 89 81 / 0 0 0 0  
 

 
   
CRP WATCHES/WARNINGS/ADVISORIES
 
 
TX...NONE.  
GM...NONE.  

 
 

 
 
DISCUSSION...TE/81  
AVIATION...PH/83  
 
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