401  
FXUS64 KEWX 260832  
AFDEWX  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX  
332 AM CDT THU APR 26 2018  
   
SHORT TERM (TODAY THROUGH FRIDAY)
 
 
UPPER AIR ANALYSIS LAST EVENING SHOWED A LOW OVER THE CENTRAL PLAINS  
AND A RIDGE OVER THE WEST COAST WITH NORTHWESTERLY FLOW ACROSS TEXAS.  
AT THE SURFACE, A COLD FRONT STRETCHED ALONG THE TEXAS COAST AND INTO  
MEXICO. WINDS ACROSS OUR CWA WERE FROM THE NORTH TO NORTHWEST.  
NORTHWESTERLY UPPER LEVEL FLOW WILL CONTINUE THROUGH THIS PERIOD. DRY  
AIR WILL CONTINUE TO MOVE IN TODAY AND THE WEATHER WILL BE DRY WITH  
SLIGHTLY COOLER TEMPERATURES. FRIDAY ANOTHER COLD FRONT WILL MOVE  
THROUGH THE REGION, BUT WITH LITTLE RETURN FLOW AHEAD OF IT THERE  
WON'T BE MUCH MOIST AIR FOR IT TO ACT ON AND NO PRECIPITATION IS  
LIKELY.  
 

 
   
LONG TERM (FRIDAY NIGHT THROUGH WEDNESDAY)
 
 
THE UPPER FLOW OVER TEXAS WILL BECOME ZONAL FRIDAY NIGHT AND THEN A  
LOW AMPLITUDE RIDGE WILL BUILD IN FROM THE WEST. THIS WILL KEEP THE  
WEATHER DRY OVER THE WEEKEND. TEMPERATURES WILL RISE A COUPLE OF  
DEGREES EACH DAY. MONDAY THROUGH WEDNESDAY THE DRYLINE WILL BECOME  
ACTIVE WITH CONVECTION DEVELOPING AND MOVING EASTWARD THROUGH OUR  
CWA. THUNDERSTORMS WILL FORM EACH DAY DURING THE AFTERNOON AND MOVE  
ACROSS THE REGION THROUGH THE EVENING.  
 

 
   
PRELIMINARY POINT TEMPS/POPS
 
 
AUSTIN CAMP MABRY 79 57 82 57 82 / 0 0 0 0 0  
AUSTIN BERGSTROM INTL AIRPORT 78 53 82 53 82 / 0 0 0 0 0  
NEW BRAUNFELS MUNI AIRPORT 78 54 82 56 82 / 0 0 0 0 0  
BURNET MUNI AIRPORT 77 52 80 53 81 / 0 - 0 0 0  
DEL RIO INTL AIRPORT 81 62 83 60 82 / 0 10 10 - 10  
GEORGETOWN MUNI AIRPORT 77 52 81 53 81 / 0 - 0 0 0  
HONDO MUNI AIRPORT 79 56 82 57 82 / 0 - 0 0 10  
SAN MARCOS MUNI AIRPORT 78 54 82 55 81 / 0 0 0 0 0  
LA GRANGE - FAYETTE REGIONAL 76 53 81 55 81 / 0 0 0 0 -  
SAN ANTONIO INTL AIRPORT 78 57 81 59 81 / 0 0 0 0 0  
STINSON MUNI AIRPORT 78 58 82 59 81 / 0 0 0 0 -  
 

 
   
EWX WATCHES/WARNINGS/ADVISORIES
 
 
NONE.  

 
 

 
 
MESOSCALE/AVIATION...HAMPSHIRE  
SYNOPTIC/GRIDS...05  
 
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