748  
FXUS64 KHGX 060514  
AFDHGX  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX  
1214 AM CDT MON JUL 6 2026  
   
..NEW DISCUSSION, MARINE  
 
   
KEY MESSAGES  
 
- DANGEROUSLY HOT CONDITIONS WILL CONTINUE THROUGH THE FORECAST PERIOD.  
DAILY WIDESPREAD HEAT INDICIES OF 105-107F (41-42C) WITH  
LOCALLY HIGHER VALUES OVER 108F (43C +) ARE LIKELY.  
 
- ISOLATED TO SCATTERED (20-40% CHANCE) SHOWERS AND THUNDERSTORMS  
WILL BE POSSIBLE THIS AFTERNOON AND TUESDAY AFTERNOON.  
 
- CHANCE OF ISOLATED TO SCATTERED SEA BREEZE SHOWERS/STORMS  
INCREASES SLIGHTLY EARLY NEXT WEEK.  
 
- HIGH PRESSURE BUILDS INTO THE AREA BY MIDWEEK, REDUCING PRECIPITATION  
CHANCES WEDNESDAY AND THURSDAY. RAIN/STORM CHANCES RETURN LATE  
IN THE WEEK AND INTO NEXT WEEKEND.  
 
 
   
DISCUSSION  
 
ISSUED AT 1208 AM CDT MON JUL 6 2026  
 
THE EROSION OF RIDGING BOTH ACROSS THE EASTERN U.S AND WEST TEXAS  
YESTERDAY AFTERNOON BROUGHT MID-LEVEL HEIGHT FALLS TO OUR REGION.  
THIS ALLOWED FOR STORMS TO DEVELOP TO OUR NORTH ACROSS EASTERN  
TEXAS, WHICH MOVED SOUTH REACHING THE I-10 CORRIDOR BEFORE  
DISSIPATING. CURRENTLY, A DECAYING OUTFLOW BOUNDARY IS PROGRESSING  
SOUTHWESTWARD ACROSS CHAMBERS AND GALVESTON COUNTIES, BRING GUSTY  
WINDS OF 30 MPH WITH IT. LEFT OVER CLOUD COVER FROM DECAYING SHOWERS  
IS SEEN ACROSS EASTERN HARRIS AND WESTERN LIBERTY COUNTIES.  
ELSEWHERE, SKIES ARE MOSTLY CLEAR.  
 
FOR TODAY THROUGH TUESDAY, GUIDANCE CONTINUES TO SHOW MID-LEVEL  
HEIGHT FALLS AS THE MID TO UPPER-LEVEL SYNOPTIC PATTERN BREAKS DOWN.  
THIS WILL FAVOR BETTER CHANCES FOR SHOWERS AND THUNDERSTORMS THIS  
AFTERNOON AND TUESDAY AFTERNOON. MANY OF THE CAMS PERFORMED WELL  
WITH YESTERDAYS SHOWERS AND THUNDERSTORMS, ESPECIALLY THE HRRR. THE  
CAMS ARE ONCE AGAIN SHOWING THE POTENTIAL FOR ANOTHER ROUND OF  
SHOWERS AND STORMS NORTH OF I-10 THIS AFTERNOON, AND ACROSS MUCH OF  
THE AREA TUESDAY AFTERNOON. ISOLATED SHOWERS AND STORMS WILL  
GENERALLY BE FAVORED SOUTH OF I-10 THIS AFTERNOON, BUT SOME  
SEABREEZE SHOWERS AND STORMS WILL BE POSSIBLE. SHOWER CHANCES LOOK  
TO DECREASE WEDNESDAY AND THURSDAY BEFORE WE SEE CHANCES INCREASE  
TOWARDS THE END OF THE WEEK.  
 
MID-LEVEL RIDGING IS EXPECTED TO BUILD BACK IN WEDNESDAY, BUT IS  
EXPECTED TO BE SHORT LIVED. HOT CONDITIONS WILL CONTINUE FOR SEVERAL  
DAYS, WITH HEAT INDICES BETWEEN 105-110F (41-43C) EXPECTED. WHETHER  
OR NOT HEAT ADVISORY CRITERIA IS MET WILL BE DEPENDENT ON THE TIMING  
AND LOCATION OF SHOWERS AND STORMS TOWARDS THE END OF THE WEEK.  
AREAS WHERE SHOWER COVERAGE IS LESS WOULD SEE HIGHER HEAT INDICES AT  
THE END OF THE WEEK. OVERALL, STORM CHANCES TOWARDS THE END OF THE  
WEEK AND INTO THE WEEKEND LOOK TO BE MORE WIDESPREAD THAN WHAT HAS  
BEEN SEEN OVER THE LAST WEEK.  
 
 
   
AVIATION  
 
(00Z TAF ISSUANCE)  
ISSUED AT 630 PM CDT SUN JUL 5 2026  
 
PROB30 REMAIN IN THE PERIOD FROM 00Z-05Z AS CONVECTION PERSISTS OVER  
NORTH OF KCXO AND MOVES SW THROUGH KIAH IN THE EVENING HRS. WINDS  
WILL DECREASE THROUGH THE OVERNIGHT AND REMAIN VRB05KT THROUGHOUT  
TOMORROW. KCXO AND KDWH HAVE TEMPO BR DURING THE SUNRISE HRS DUE TO  
THE LGT WINDS AND INCREASED SURFACE MOISTURE. THE COASTAL TERMINALS  
WILL SEE AN INCREASE IN WINDS TOMORROW AFTERNOON AS THE SEA BREEZE  
COMES ON SHORE. OTHER THEN THE RISK OF MIST/FOG CONDITIONS WILL  
REMAIN VFR.  
 
 
   
MARINE  
 
ISSUED AT 1208 AM CDT MON JUL 6 2026  
 
LIGHT ONSHORE FLOW WILL PERSIST INTO EARLY THIS WEEK. OVERALL,  
GULF SEAS ARE EXPECTED TO AVERAGE 1 TO 2 FEET, OCCASIONALLY UP TO  
3 FEET. ISOLATED COASTAL AND GULF SHOWERS WILL BE POSSIBLE EACH  
MORNING, WITH A CHANCE OF ISOLATED THUNDERSTORMS ALONG THE SEA  
BREEZE IN THE AFTERNOON. WINDS AND SEAS BEGIN TO INCREASE BY THE  
MIDDLE TO LATER PART OF NEXT WEEK, WITH A GRADUALLY STEEPENING  
PRESSURE GRADIENT. SMALL CRAFT EXERCISE CAUTION WINDS AND SEAS MAY  
DEVELOP BY THURSDAY AS THE GRADIENT CONTINUES TO STEEPEN, WITH  
GULF SEAS INCREASING TO 3 TO 4 FEET BY THE END OF THE UPCOMING  
WEEK.  
 
 
   
PRELIMINARY POINT TEMPS/POPS  
 
COLLEGE STATION (CLL) 96 77 95 77 / 10 10 10 0  
HOUSTON (IAH) 97 79 95 78 / 20 30 30 10  
GALVESTON (GLS) 90 83 90 84 / 10 10 10 0  
 
 
   
HGX WATCHES/WARNINGS/ADVISORIES  
 
TX...NONE.  
GM...NONE.  
 
 
 
 
DISCUSSION...WILLIAMS  
AVIATION...CMW / ENRIQUEZ  
MARINE...WILLIAMS  
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