


Zone Forecast Product
Issued by NWS Brownsville, TX
Issued by NWS Brownsville, TX
691 FPUS54 KBRO 180531 ZFPBRO Zone Forecast Product for Texas National Weather Service Brownsville TX 1230 AM CDT Mon Aug 18 2025 TXZ253-181300- Southern Hidalgo- Including the cities of McAllen, Edinburg, Pharr, Mission, and Weslaco 1230 AM CDT Mon Aug 18 2025 .TODAY...Sunny, hot with highs around 100. Southeast winds 5 to 10 mph. Heat index values up to 108. .TONIGHT...Mostly clear. Humid with lows in the mid 70s. Southeast winds 5 to 10 mph. Heat index values up to 106 early in the evening. .TUESDAY...Sunny, hot with highs around 100. East winds 5 to 10 mph. Heat index values up to 105. .TUESDAY NIGHT...Mostly clear. Lows in the upper 70s. East winds 5 to 10 mph with gusts up to 20 mph, becoming south after midnight. .WEDNESDAY...Sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. Northeast winds 5 to 10 mph. Chance of rain 50 percent. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 70s. .THURSDAY...Sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. Chance of rain 30 percent. Heat index values up to 105. .THURSDAY NIGHT...Mostly clear. Lows in the upper 70s. .FRIDAY...Sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. Chance of rain 40 percent. .FRIDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 70s. .SATURDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. Chance of rain 50 percent. .SATURDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 70s. .SUNDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 50 percent. $$ TXZ255-181300- Inland Cameron- Including the cities of Brownsville and Harlingen 1230 AM CDT Mon Aug 18 2025 .TODAY...Sunny. Highs in the mid 90s. East winds 5 to 10 mph. Heat index values up to 108. .TONIGHT...Mostly clear. Humid with lows in the mid 70s. Southeast winds 5 to 10 mph. .TUESDAY...Sunny with highs in the upper 90s. Northeast winds 5 to 10 mph. Heat index values up to 105. .TUESDAY NIGHT...Mostly clear. Humid with lows in the mid 70s. East winds 5 to 10 mph, becoming south after midnight. .WEDNESDAY...Sunny with a chance of showers. A chance of thunderstorms in the afternoon. Humid with highs in the mid 90s. Northwest winds around 5 mph, becoming northeast in the afternoon. Chance of rain 40 percent. .WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Mostly clear. Lows in the mid 70s. Highs in the upper 90s. Heat index values up to 105. .FRIDAY...Sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 30 percent. Heat index values up to 105. .FRIDAY NIGHT...Mostly clear. Lows in the upper 70s. .SATURDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 50 percent. Heat index values up to 105. .SATURDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 70s. .SUNDAY...Mostly sunny with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 50 percent. Heat index values up to 105. $$ TXZ355-181300- Coastal Cameron- Including the cities of Port Isabel and Laguna Vista 1230 AM CDT Mon Aug 18 2025 .TODAY...Sunny. Highs in the lower 90s. East winds 5 to 10 mph. Heat index values up to 108. .TONIGHT...Mostly clear. Humid with lows in the upper 70s. East winds 5 to 10 mph, becoming south after midnight. .TUESDAY...Sunny with highs in the lower 90s. North winds around 5 mph, becoming northeast in the afternoon. Heat index values up to 105. .TUESDAY NIGHT...Mostly clear. Humid with lows in the upper 70s. East winds 5 to 10 mph in the evening, becoming light and variable. .WEDNESDAY...A chance of showers in the morning. Sunny with highs in the lower 90s. Northwest winds around 5 mph, becoming northeast in the afternoon. Chance of rain 30 percent. Heat index values up to 105. .WEDNESDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows in the upper 70s. Highs in the lower 90s. Heat index values up to 105. .SATURDAY...Mostly sunny with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 40 percent. Heat index values up to 105. .SATURDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 70s. .SUNDAY...Mostly sunny with a chance of showers and thunderstorms. Highs in the lower 90s. Chance of rain 40 percent. Heat index values up to 105. $$ TXZ455-181300- Cameron Island- Including the cities of South Padre Island and Boca Chica Beach 1230 AM CDT Mon Aug 18 2025 .TODAY...Sunny. Highs in the upper 80s. East winds 5 to 10 mph. .TONIGHT...Mostly clear. Humid with lows around 80. East winds 5 to 10 mph, becoming southeast after midnight. .TUESDAY...Sunny with highs in the upper 80s. North winds around 5 mph, becoming northeast in the afternoon. .TUESDAY NIGHT...Mostly clear. Humid with lows around 80. East winds 5 to 10 mph, becoming south after midnight. .WEDNESDAY...Sunny with highs in the upper 80s. Northwest winds around 5 mph, becoming northeast in the afternoon. .WEDNESDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows in the lower 80s. Highs in the upper 80s. .SATURDAY AND SATURDAY NIGHT...Partly cloudy. A chance of showers and thunderstorms. Highs in the upper 80s. Lows in the lower 80s. Chance of rain 30 percent. .SUNDAY...Sunny with a chance of showers and thunderstorms. Highs in the upper 80s. Chance of rain 30 percent. $$ TXZ252-181300- Starr- Including the cities of Rio Grande City and Roma 1230 AM CDT Mon Aug 18 2025 .TODAY...Sunny, hot with highs around 102. Southeast winds 5 to 10 mph. Heat index values up to 109. .TONIGHT...Clear. Lows in the mid 70s. Southeast winds 5 to 10 mph. Heat index values up to 107 early in the evening. .TUESDAY...Sunny, hot with highs around 102. East winds 5 to 10 mph. .TUESDAY NIGHT...Mostly clear. Lows in the mid 70s. East winds 5 to 10 mph, becoming southeast after midnight. .WEDNESDAY...Sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. East winds around 5 mph. Chance of rain 40 percent. Heat index values up to 105. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 70s. .THURSDAY...Sunny. A chance of showers in the afternoon. Hot with highs around 100. Chance of rain 30 percent. .THURSDAY NIGHT...Mostly clear. Lows in the mid 70s. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. A chance of showers and thunderstorms. Highs in the upper 90s. Lows in the mid 70s. Chance of rain 40 percent. .SATURDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 50 percent. .SATURDAY NIGHT...Partly cloudy. A chance of showers in the evening. Lows in the mid 70s. Chance of rain 50 percent. .SUNDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 40 percent. $$ TXZ254-181300- Inland Willacy- Including the city of Raymondville 1230 AM CDT Mon Aug 18 2025 .TODAY...Sunny. Highs in the upper 90s. Southeast winds 5 to 10 mph. Heat index values up to 109. .TONIGHT...Mostly clear. Humid with lows in the mid 70s. Southeast winds 5 to 10 mph. .TUESDAY...Sunny with highs in the upper 90s. East winds 5 to 10 mph. Heat index values up to 106. .TUESDAY NIGHT...Mostly clear. Humid with lows in the mid 70s. East winds 5 to 10 mph in the evening, becoming light and variable. .WEDNESDAY...Sunny with a chance of showers. A chance of thunderstorms in the afternoon. Humid with highs in the mid 90s. Northwest winds around 5 mph, becoming east in the afternoon. Chance of rain 50 percent. Heat index values up to 105. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 70s. .THURSDAY...Sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. Chance of rain 40 percent. Heat index values up to 105. .THURSDAY NIGHT...Mostly clear. Lows in the mid 70s. .FRIDAY...Sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 40 percent. Heat index values up to 105. .FRIDAY NIGHT...Mostly clear. Lows in the mid 70s. .SATURDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 50 percent. Heat index values up to 105. .SATURDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 70s. .SUNDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 50 percent. Heat index values up to 105. $$ TXZ354-181300- Coastal Willacy- Including the city of Port Mansfield 1230 AM CDT Mon Aug 18 2025 .TODAY...Sunny. Highs in the lower 90s. Southeast winds around 5 mph, becoming east this afternoon. Heat index values up to 109. .TONIGHT...Mostly clear. Humid with lows in the mid 70s. East winds 5 to 10 mph, becoming south after midnight. .TUESDAY...Sunny with highs in the lower 90s. Northwest winds around 5 mph, becoming east in the afternoon. Heat index values up to 106. .TUESDAY NIGHT...Mostly clear. Humid with lows in the mid 70s. East winds 5 to 10 mph in the evening, becoming light and variable. .WEDNESDAY...Sunny with a chance of showers. A chance of thunderstorms in the afternoon. Humid with highs in the lower 90s. Northwest winds around 5 mph, becoming east in the afternoon. Chance of rain 30 percent. Heat index values up to 105. .WEDNESDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows in the mid 70s. Highs in the mid 90s. Heat index values up to 105. .SATURDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 40 percent. Heat index values up to 105. .SATURDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 70s. .SUNDAY...Mostly sunny with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 40 percent. Heat index values up to 105. $$ TXZ248-181300- Zapata- Including the city of Zapata 1230 AM CDT Mon Aug 18 2025 .TODAY...Sunny, hot with highs around 103. Southeast winds 5 to 10 mph. .TONIGHT...Mostly clear. Lows in the mid 70s. Southeast winds 5 to 10 mph with gusts up to 20 mph. Heat index values up to 105 early in the evening. .TUESDAY...Sunny, hot with highs around 103. Southeast winds around 5 mph. .TUESDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 70s. Southeast winds 5 to 10 mph. .WEDNESDAY...Sunny. A chance of showers and thunderstorms in the afternoon. Hot with highs around 100. East winds around 5 mph. Chance of rain 40 percent. .WEDNESDAY NIGHT...Mostly clear. A chance of showers in the evening. Lows in the upper 70s. Chance of rain 40 percent. .THURSDAY AND THURSDAY NIGHT...Mostly clear. A chance of showers. Hot. Highs around 100. Lows in the upper 70s. Chance of rain 30 percent. .FRIDAY THROUGH SATURDAY...Partly cloudy with a chance of showers and thunderstorms. Highs in the upper 90s. Lows in the mid 70s. Chance of rain 40 percent. .SATURDAY NIGHT...Partly cloudy. A chance of showers in the evening. Lows in the upper 70s. Chance of rain 40 percent. .SUNDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 30 percent. $$ TXZ249-181300- Jim Hogg- Including the city of Hebbronville 1230 AM CDT Mon Aug 18 2025 .TODAY...Sunny, hot with highs around 101. Southeast winds 5 to 10 mph. .TONIGHT...Clear. Lows in the lower 70s. East winds 10 to 15 mph, becoming southeast around 5 mph after midnight. .TUESDAY...Sunny, hot with highs around 100. Southeast winds 5 to 10 mph. .TUESDAY NIGHT...Mostly clear. Lows in the mid 70s. East winds 5 to 10 mph, becoming southeast after midnight. .WEDNESDAY...Sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. East winds around 5 mph. Chance of rain 50 percent. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 70s. .THURSDAY...Sunny. A chance of showers in the afternoon. Highs in the upper 90s. Chance of rain 40 percent. .THURSDAY NIGHT...Mostly clear. Lows in the mid 70s. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. A chance of showers and thunderstorms. Highs in the mid 90s. Lows in the mid 70s. Chance of rain 40 percent. .SATURDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 50 percent. .SATURDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 70s. .SUNDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 40 percent. $$ TXZ250-181300- Brooks- Including the city of Falfurrias 1230 AM CDT Mon Aug 18 2025 .TODAY...Sunny, hot with highs around 100. Southeast winds 5 to 10 mph. Heat index values up to 108. .TONIGHT...Mostly clear. Humid with lows in the lower 70s. Southeast winds 5 to 10 mph. Heat index values up to 105 early in the evening. .TUESDAY...Sunny. A chance of showers and thunderstorms in the afternoon. Hot with highs around 100. Southeast winds 5 to 10 mph. Chance of rain 30 percent. Heat index values up to 105. .TUESDAY NIGHT...Mostly clear. Lows in the mid 70s. East winds 5 to 10 mph in the evening, becoming light and variable. .WEDNESDAY...Sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. North winds around 5 mph, becoming northeast around 5 mph in the afternoon. Chance of rain 50 percent. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 70s. .THURSDAY...Sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. Chance of rain 40 percent. .THURSDAY NIGHT...Mostly clear. Lows in the mid 70s. .FRIDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 50 percent. .FRIDAY NIGHT...Partly cloudy. A chance of showers after midnight. Lows in the mid 70s. Chance of rain 50 percent. .SATURDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 50 percent. .SATURDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 70s. .SUNDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 50 percent. $$ TXZ353-181300- Northern Hidalgo- Including the city of San Manuel 1230 AM CDT Mon Aug 18 2025 .TODAY...Sunny, hot with highs around 100. Southeast winds 5 to 10 mph. Heat index values up to 108. .TONIGHT...Mostly clear. Humid with lows in the mid 70s. Southeast winds 5 to 10 mph. Heat index values up to 105 early in the evening. .TUESDAY...Sunny. A chance of showers and thunderstorms in the afternoon. Hot with highs around 100. East winds 5 to 10 mph. Chance of rain 30 percent. Heat index values up to 105. .TUESDAY NIGHT...Mostly clear. Lows in the mid 70s. East winds 5 to 10 mph in the evening, becoming light and variable. .WEDNESDAY...Sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. North winds around 5 mph, becoming northeast in the afternoon. Chance of rain 50 percent. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 70s. .THURSDAY...Sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. Chance of rain 40 percent. .THURSDAY NIGHT...Mostly clear. Lows in the mid 70s. .FRIDAY...Sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. Chance of rain 40 percent. .FRIDAY NIGHT...Partly cloudy. Lows in the mid 70s. .SATURDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. Chance of rain 50 percent. .SATURDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 70s. .SUNDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 50 percent. $$ TXZ251-181300- Inland Kenedy- Including the city of Sarita 1230 AM CDT Mon Aug 18 2025 .TODAY...Sunny. Highs in the upper 90s. Southeast winds 5 to 10 mph. Heat index values up to 109. .TONIGHT...Mostly clear. Humid with lows in the mid 70s. Southeast winds 5 to 10 mph with gusts up to 20 mph in the evening, becoming light and variable. .TUESDAY...Sunny. A chance of showers and thunderstorms in the afternoon. Humid with highs in the upper 90s. South winds around 5 mph, becoming east in the afternoon. Chance of rain 30 percent. Heat index values up to 107. .TUESDAY NIGHT...Mostly clear. Humid with lows in the mid 70s. East winds 5 to 10 mph in the evening, becoming light and variable. .WEDNESDAY...Sunny with a chance of showers. A chance of thunderstorms in the afternoon. Humid with highs in the mid 90s. Northwest winds around 5 mph, becoming east in the afternoon. Chance of rain 50 percent. Heat index values up to 106. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 70s. .THURSDAY...Sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. Chance of rain 40 percent. Heat index values up to 105. .THURSDAY NIGHT...Mostly clear. Lows in the mid 70s. .FRIDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 40 percent. Heat index values up to 105. .FRIDAY NIGHT...Partly cloudy. Lows in the mid 70s. .SATURDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 50 percent. Heat index values up to 105. .SATURDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 70s. .SUNDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 50 percent. Heat index values up to 105. $$ TXZ351-181300- Coastal Kenedy- 1230 AM CDT Mon Aug 18 2025 .TODAY...Sunny. Highs in the lower 90s. Southeast winds 5 to 10 mph. Heat index values up to 109. .TONIGHT...Mostly clear. Humid with lows in the mid 70s. Southeast winds 5 to 10 mph, becoming south after midnight. .TUESDAY...Sunny with highs in the mid 90s. West winds around 5 mph, becoming east in the afternoon. Heat index values up to 106. .TUESDAY NIGHT...Mostly clear. Humid with lows in the mid 70s. Southeast winds 5 to 10 mph in the evening, becoming light and variable. .WEDNESDAY...Sunny with a chance of showers. A chance of thunderstorms in the afternoon. Humid with highs in the mid 90s. Northwest winds around 5 mph, becoming east in the afternoon. Chance of rain 30 percent. Heat index values up to 106. .WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Mostly clear. Lows in the mid 70s. Highs in the mid 90s. Heat index values up to 105. .FRIDAY...Sunny. A chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 30 percent. Heat index values up to 105. .FRIDAY NIGHT...Partly cloudy. Lows in the mid 70s. .SATURDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 40 percent. Heat index values up to 105. .SATURDAY NIGHT...Partly cloudy. Lows in the mid 70s. .SUNDAY...Mostly sunny with a chance of showers and thunderstorms. Highs in the lower 90s. Chance of rain 40 percent. Heat index values up to 105. $$ TXZ454-181300- Willacy Island- 1230 AM CDT Mon Aug 18 2025 .TODAY...Sunny. Highs around 90. Southeast winds 5 to 10 mph. Heat index values up to 108. .TONIGHT...Mostly clear. Humid with lows around 80. East winds 5 to 10 mph, becoming southeast after midnight. .TUESDAY...Sunny with highs in the lower 90s. Southwest winds around 5 mph, becoming northeast in the afternoon. .TUESDAY NIGHT...Mostly clear. Humid with lows around 80. East winds 5 to 10 mph, becoming south after midnight. .WEDNESDAY...Sunny with highs in the lower 90s. Northwest winds around 5 mph, becoming northeast in the afternoon. .WEDNESDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows in the lower 80s. Highs in the lower 90s. Heat index values up to 105. .SATURDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs around 90. Chance of rain 30 percent. .SATURDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the lower 80s. .SUNDAY...Mostly sunny with a chance of showers and thunderstorms. Highs around 90. Chance of rain 30 percent. Heat index values up to 105. $$ TXZ451-181300- Kenedy Island- 1230 AM CDT Mon Aug 18 2025 .TODAY...Sunny. Highs around 90. Southeast winds 5 to 10 mph. Heat index values up to 107. .TONIGHT...Mostly clear. Humid with lows in the upper 70s. Southeast winds 5 to 10 mph, becoming south after midnight. .TUESDAY...Sunny with highs around 90. West winds around 5 mph, becoming east in the afternoon. .TUESDAY NIGHT...Mostly clear. Humid with lows in the upper 70s. Southeast winds 5 to 10 mph, becoming south after midnight. .WEDNESDAY...A chance of showers in the morning. Sunny with highs around 90. Northwest winds around 5 mph, becoming east in the afternoon. Chance of rain 30 percent. .WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Mostly clear. Lows around 80. Highs around 90. .FRIDAY...Sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 30 percent. Heat index values up to 105. .FRIDAY NIGHT...Mostly clear in the evening, then partly cloudy with a chance of showers after midnight. Lows around 80. Chance of rain 30 percent. .SATURDAY...Mostly sunny with a chance of showers and thunderstorms. Highs in the upper 80s. Chance of rain 40 percent. .SATURDAY NIGHT...Partly cloudy. A chance of showers after midnight. Lows around 80. Chance of rain 40 percent. .SUNDAY...Mostly sunny with a chance of showers and thunderstorms. Highs in the upper 80s. Chance of rain 40 percent. Heat index values up to 105. $$