FPUS64 KBRO 061037 SFTBRO TXZ248>255-351-353>355-451-454-455-062200- Tabular State Forecast for Deep South Texas National Weather Service Brownsville TX 537 AM CDT Wed May 6 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 Today Thu Fri Sat Sun Mon Tue May 06 May 07 May 08 May 09 May 10 May 11 May 12 ...Lower Texas Coast... Port Mansfield Mocldy Mocldy Shwrs Mocldy Mocldy Mocldy Mocldy /86 78/82 77/81 76/81 76/86 76/81 74/80 /00 00/30 60/50 10/20 10/00 10/00 00/00 Port Isabel Mocldy Mocldy Mocldy Mocldy Mocldy Mocldy Mocldy /87 78/84 78/84 78/84 78/85 78/82 76/81 /00 00/20 40/30 10/10 00/00 10/10 10/00 South Padre Island Ptcldy Mocldy Mocldy Mocldy Mocldy Mocldy Mocldy /84 78/82 78/81 78/82 79/83 78/80 77/79 /00 00/20 40/30 10/10 00/00 10/10 10/00 ...Rio Grande Valley... Brownsville Mocldy Mocldy Mocldy Mocldy Mocldy Mocldy Mocldy /96 79/92 78/90 77/90 78/93 78/88 73/86 /00 00/30 50/30 10/20 00/00 10/10 10/10 Harlingen Mocldy Mocldy Mocldy Mocldy Mocldy Mocldy Mocldy /99 77/92 74/90 74/90 75/95 76/88 71/87 /00 00/40 60/40 20/20 10/00 10/10 00/10 Raymondville Mocldy Mocldy Tstrms Mocldy Ptcldy Mocldy Mocldy /99 77/91 74/88 74/90 74/95 75/88 70/87 /00 00/40 60/50 20/20 10/00 10/10 00/00 Weslaco Mocldy Mocldy Mocldy Mocldy Mocldy Mocldy Mocldy /99 78/93 75/89 74/91 75/95 76/89 71/88 /00 00/40 60/40 30/10 10/00 10/10 10/10 McAllen Vryhot Mocldy Mocldy Mocldy Mocldy Mocldy Mocldy /101 79/94 76/90 75/92 76/96 76/89 72/88 /00 00/30 70/40 40/10 10/00 10/20 20/10 ...Other Deep South Texas Cities... Rio Grande City Vryhot Mocldy Mocldy Mocldy Ptcldy Mocldy Mocldy /100 78/92 74/88 74/91 75/97 75/90 71/88 /00 00/40 80/30 50/10 10/00 20/20 20/10 Falfurrias Mocldy Cloudy Tstrms Mocldy Ptcldy Mocldy Mocldy /97 77/88 73/86 73/90 74/95 74/88 69/88 /00 00/30 50/60 40/30 10/00 10/00 00/00 Hebbronville Mocldy Tstrms Tstrms Mocldy Ptcldy Mocldy Mocldy /95 77/86 71/84 72/88 74/93 74/87 69/87 /00 00/50 50/50 50/20 10/00 20/10 20/00 Zapata Vryhot Mocldy Mocldy Mocldy Ptcldy Mocldy Mocldy /100 80/91 73/87 74/91 76/96 76/89 72/88 /00 10/40 60/30 50/10 10/00 20/20 20/10 $$