FPUS64 KBRO 041712 SFTBRO TXZ248>255-351-353>355-451-454-455-042200- Tabular State Forecast for Deep South Texas National Weather Service Brownsville TX 1212 PM CDT Mon May 4 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 Tue Wed Thu Fri Sat Sun May 04 May 05 May 06 May 07 May 08 May 09 May 10 ...Lower Texas Coast... Port Mansfield Ptcldy Mocldy Mocldy Mocldy Mocldy Mocldy Mocldy /80 74/85 77/87 76/82 72/79 72/81 73/82 /00 00/00 00/00 10/30 40/30 20/20 20/20 Port Isabel Ptcldy Mocldy Ptcldy Mocldy Mocldy Mocldy Mocldy /81 76/84 77/86 77/84 73/81 75/83 75/83 /00 00/00 00/00 00/20 40/30 30/20 20/20 South Padre Island Ptcldy Mocldy Ptcldy Mocldy Mocldy Mocldy Mocldy /79 76/82 78/83 77/82 74/79 75/81 76/81 /00 00/00 00/00 00/20 40/30 30/20 20/20 ...Rio Grande Valley... Brownsville Mocldy Mocldy Mocldy Mocldy Mocldy Mocldy Mocldy /85 75/90 77/93 77/91 72/85 73/88 73/89 /00 00/00 00/00 10/20 40/30 30/20 20/20 Harlingen Mocldy Mocldy Mocldy Mocldy Mocldy Mocldy Mocldy /87 71/92 75/96 74/91 69/85 69/88 71/90 /00 00/00 00/00 10/20 40/30 20/20 20/20 Raymondville Ptcldy Mocldy Mocldy Mocldy Mocldy Mocldy Mocldy /86 71/92 76/97 75/90 69/85 70/87 71/91 /00 00/00 00/00 10/30 40/30 20/20 20/20 Weslaco Mocldy Mocldy Mocldy Mocldy Mocldy Mocldy Mocldy /86 73/92 77/98 77/92 70/86 71/90 72/92 /00 00/00 00/00 10/20 50/30 30/20 20/10 McAllen Mocldy Mocldy Mocldy Mocldy Mocldy Mocldy Mocldy /88 75/95 78/99 77/94 72/87 72/90 73/93 /00 00/00 00/00 10/20 50/30 30/20 20/10 ...Other Deep South Texas Cities... Rio Grande City Ptcldy Mocldy Ptcldy Mocldy Mocldy Mocldy Mocldy /88 72/98 75/99 75/91 69/86 70/90 72/94 /00 00/00 00/00 10/30 50/30 20/20 20/10 Falfurrias Ptcldy Mocldy Mocldy Mocldy Mocldy Mocldy Mocldy /88 72/97 76/97 75/88 68/84 69/89 71/93 /00 00/00 00/00 10/40 40/30 20/20 10/20 Hebbronville Ptcldy Mocldy Mocldy Mocldy Mocldy Mocldy Mocldy /87 71/95 75/96 73/84 67/83 68/88 70/92 /00 00/00 00/00 20/30 40/30 20/20 10/10 Zapata Ptcldy Ptcldy Ptcldy Mocldy Mocldy Mocldy Mocldy /90 72/98 75/99 75/89 69/85 70/91 73/94 /00 00/00 00/00 20/30 50/20 20/10 20/10 $$