865  
FPUS64 KBRO 180457  
SFTBRO  
TXZ248>255-351-353>355-451-454-455-181000-  
 
TABULAR STATE FORECAST FOR DEEP SOUTH TEXAS  
NATIONAL WEATHER SERVICE BROWNSVILLE TX  
1157 PM CDT SUN MAY 17 2026  
 
ROWS INCLUDE...  
DAILY PREDOMINANT DAYTIME WEATHER 6AM-6PM  
FORECAST TEMPERATURES...EARLY MORNING LOW/DAYTIME HIGH  
PROBABILITY OF PRECIPITATION NIGHTTIME 6PM-6AM/DAYTIME 6AM-6PM  
- INDICATES TEMPERATURES BELOW ZERO  
MM INDICATES MISSING DATA  
 
FCST FCST FCST FCST FCST FCST FCST  
MON TUE WED THU FRI SAT SUN  
MAY 18 MAY 19 MAY 20 MAY 21 MAY 22 MAY 23 MAY 24  
 
   
..LOWER TEXAS COAST  
 
PORT MANSFIELD  
MOCLDY MOCLDY MOCLDY MOCLDY TSTRMS TSTRMS TSTRMS  
81/86 81/84 80/83 79/82 77/82 77/81 77/81  
20/20 20/20 40/10 10/40 60/60 50/60 50/50  
 
PORT ISABEL  
MOCLDY MOCLDY MOCLDY MOCLDY TSTRMS TSTRMS MOCLDY  
81/87 81/86 81/85 80/84 79/85 79/85 79/84  
20/20 20/20 20/10 10/30 50/60 50/50 50/40  
 
SOUTH PADRE ISLAND  
MOCLDY MOCLDY MOCLDY MOCLDY TSTRMS TSTRMS MOCLDY  
81/85 81/84 81/83 80/83 80/83 79/83 79/82  
20/20 20/20 20/10 10/20 50/60 50/50 50/40  
 
   
..RIO GRANDE VALLEY  
 
BROWNSVILLE  
MOCLDY MOCLDY MOCLDY MOCLDY TSTRMS TSTRMS MOCLDY  
81/95 81/94 81/92 79/90 78/90 78/90 77/89  
30/20 20/20 20/10 10/30 50/60 40/50 40/40  
 
HARLINGEN  
MOCLDY MOCLDY MOCLDY MOCLDY TSTRMS TSTRMS TSTRMS  
79/96 79/95 79/93 77/91 75/90 74/89 74/89  
20/20 20/20 40/10 10/40 60/60 40/60 50/50  
 
RAYMONDVILLE  
MOCLDY MOCLDY MOCLDY SHWRS TSTRMS TSTRMS TSTRMS  
79/96 79/96 78/92 76/90 74/89 73/88 73/88  
20/20 20/20 40/20 10/50 70/60 50/60 50/50  
 
WESLACO  
MOCLDY MOCLDY MOCLDY MOCLDY TSTRMS TSTRMS MOCLDY  
80/96 80/96 79/93 77/90 75/89 75/88 74/88  
30/20 20/20 40/10 10/40 70/60 50/60 50/40  
 
MCALLEN  
MOCLDY MOCLDY MOCLDY SHWRS TSTRMS TSTRMS MOCLDY  
81/97 81/97 79/94 78/92 76/91 76/90 76/90  
30/20 30/20 30/20 20/50 70/50 50/60 50/40  
 
   
..OTHER DEEP SOUTH TEXAS CITIES  
 
RIO GRANDE CITY  
MOCLDY MOCLDY PTCLDY MOCLDY PTCLDY TSTRMS MOCLDY  
79/99 79/98 78/95 76/92 73/91 73/90 73/90  
30/20 30/20 40/30 30/40 80/30 50/50 60/40  
 
FALFURRIAS  
MOCLDY MOCLDY MOCLDY TSTRMS TSTRMS TSTRMS TSTRMS  
79/97 79/95 77/93 75/89 73/88 73/87 73/87  
20/20 20/20 50/40 20/60 80/60 50/60 50/50  
 
HEBBRONVILLE  
MOCLDY MOCLDY SHWRS TSTRMS TSTRMS TSTRMS MOCLDY  
79/95 79/94 77/91 74/87 72/86 72/85 72/85  
20/20 20/20 40/50 30/60 80/50 50/60 50/40  
 
ZAPATA  
VRYHOT MOCLDY MOCLDY MOCLDY MOCLDY TSTRMS MOCLDY  
80/100 80/99 78/95 76/92 73/91 74/90 73/90  
20/20 30/20 40/30 40/40 80/20 50/50 50/30  
 
 
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