FPUS54 KBRO 202056 ZFPBRO Zone Forecast Product for Texas National Weather Service Brownsville TX 355 PM CDT Tue May 20 2025 TXZ253-210400- Southern Hidalgo- Including the cities of McAllen, Edinburg, Pharr, Mission, and Weslaco 355 PM CDT Tue May 20 2025 .TONIGHT...Mostly cloudy. A slight chance of thunderstorms this evening. Lows in the upper 70s. East winds 5 to 10 mph. Chance of precipitation 20 percent. Heat index values up to 112 early this evening. .WEDNESDAY...Partly sunny. A chance of showers with a slight chance of thunderstorms in the afternoon. Humid with highs in the lower 90s. East winds 5 to 10 mph. Chance of rain 30 percent. Heat index values up to 105. .WEDNESDAY NIGHT...Mostly cloudy. A chance of thunderstorms in the evening. Humid with lows in the mid 70s. East winds 5 to 10 mph with gusts up to 20 mph, becoming southeast after midnight. Chance of precipitation 40 percent. .THURSDAY...Mostly sunny. Humid with highs in the mid 90s. East winds 5 to 10 mph. Heat index values up to 106. .THURSDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Humid with lows in the mid 70s. Southeast winds 5 to 10 mph. .FRIDAY THROUGH MEMORIAL DAY...Partly cloudy. Highs in the mid 90s. Lows in the upper 70s. Heat index values up to 110. .MONDAY NIGHT...Partly cloudy with a chance of thunderstorms in the evening, then mostly cloudy with a chance of showers after midnight. Lows in the mid 70s. Chance of rain 30 percent. .TUESDAY...A chance of showers in the morning. Partly sunny. Highs around 90. Chance of rain 30 percent. $$ TXZ255-210400- Inland Cameron- Including the cities of Brownsville and Harlingen 355 PM CDT Tue May 20 2025 .TONIGHT...Mostly cloudy. Lows in the upper 70s. Southeast winds 5 to 10 mph. Heat index values up to 110 early this evening. .WEDNESDAY...Patchy fog in the morning. Mostly cloudy in the morning, then partly sunny with a slight chance of showers in the afternoon. Humid with highs in the upper 80s. East winds 10 to 15 mph. Chance of rain 20 percent. .WEDNESDAY NIGHT...Mostly cloudy. Humid with lows in the upper 70s. East winds 10 to 15 mph, becoming southeast around 5 mph after midnight. .THURSDAY...Mostly sunny. Humid with highs in the lower 90s. East winds 10 to 15 mph. .THURSDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Humid with lows in the upper 70s. Southeast winds 10 to 15 mph. .FRIDAY THROUGH SATURDAY...Partly cloudy. Highs in the lower 90s. Lows in the upper 70s. .SATURDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 70s. .SUNDAY...Mostly sunny. Highs in the lower 90s. Heat index values up to 105. .SUNDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 70s. .MEMORIAL DAY...Mostly sunny. Highs in the lower 90s. Heat index values up to 105. .MONDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the mid 70s. Chance of rain 30 percent. .TUESDAY...Partly sunny with a chance of showers. Highs in the upper 80s. Chance of rain 40 percent. $$ TXZ355-210400- Coastal Cameron- Including the cities of Port Isabel and Laguna Vista 355 PM CDT Tue May 20 2025 .TONIGHT...Mostly cloudy. Lows in the upper 70s. Southeast winds 5 to 10 mph. .WEDNESDAY...Patchy fog in the morning. Mostly cloudy in the morning, then partly sunny with a slight chance of showers in the afternoon. Humid with highs in the mid 80s. East winds 10 to 15 mph. Chance of rain 20 percent. .WEDNESDAY NIGHT...Mostly cloudy. Humid with lows in the upper 70s. Southeast winds 5 to 10 mph. .THURSDAY...Mostly cloudy in the morning, then becoming mostly sunny. Humid with highs in the upper 80s. Southeast winds 10 to 15 mph. .THURSDAY NIGHT...Mostly cloudy. Humid with lows in the upper 70s. Southeast winds 10 to 15 mph. .FRIDAY THROUGH SATURDAY...Partly cloudy. Highs in the upper 80s. Lows in the upper 70s. Heat index values up to 105. .SATURDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 70s. .SUNDAY...Mostly sunny. Highs around 90. Heat index values up to 105. .SUNDAY NIGHT AND MEMORIAL DAY...Mostly cloudy. Lows in the upper 70s. Highs around 90. Heat index values up to 105. .MONDAY NIGHT AND TUESDAY...Mostly cloudy. A chance of showers. Lows in the mid 70s. Highs in the upper 80s. Chance of rain 30 percent. $$ TXZ455-210400- Cameron Island- Including the cities of South Padre Island and Boca Chica Beach 355 PM CDT Tue May 20 2025 .TONIGHT...Partly cloudy this evening, then becoming mostly cloudy. Lows in the upper 70s. Southeast winds 5 to 10 mph. .WEDNESDAY...Patchy fog in the morning. Mostly cloudy in the morning, then partly sunny with a slight chance of showers in the afternoon. Humid. Near steady temperature around 80. East winds 10 to 15 mph. Chance of rain 20 percent. .WEDNESDAY NIGHT...Mostly cloudy. Humid. Near steady temperature in the upper 70s. Southeast winds 5 to 10 mph. .THURSDAY...Mostly cloudy in the morning, then becoming mostly sunny. Humid with highs in the mid 80s. Southeast winds 10 to 15 mph. .THURSDAY NIGHT...Mostly cloudy. Humid. Near steady temperature around 80. Southeast winds 10 to 15 mph. .FRIDAY THROUGH SATURDAY...Partly cloudy. Highs in the mid 80s. Lows around 80. .SATURDAY NIGHT THROUGH SUNDAY NIGHT...Mostly cloudy. Lows around 80. Highs in the mid 80s. .MEMORIAL DAY...Mostly sunny. Near steady temperature in the lower 80s. .MONDAY NIGHT AND TUESDAY...Mostly cloudy. A chance of showers. Lows in the upper 70s. Highs in the lower 80s. Chance of rain 30 percent. $$ TXZ252-210400- Starr- Including the cities of Rio Grande City and Roma 355 PM CDT Tue May 20 2025 .TONIGHT...Mostly cloudy. A slight chance of thunderstorms this evening. Lows in the upper 70s. East winds 5 to 10 mph. Chance of precipitation 20 percent. Heat index values up to 109 early this evening. .WEDNESDAY...Partly sunny. A slight chance of showers in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. Humid with highs in the lower 90s. East winds 5 to 10 mph. Chance of rain 40 percent. Heat index values up to 105. .WEDNESDAY NIGHT...Mostly cloudy. A chance of thunderstorms in the evening. Humid with lows in the mid 70s. Southeast winds 5 to 10 mph. Chance of precipitation 50 percent. .THURSDAY...Mostly sunny. Highs in the mid 90s. Southeast winds 5 to 10 mph. Heat index values up to 105. .THURSDAY NIGHT...Partly cloudy. Lows in the mid 70s. Southeast winds 5 to 10 mph. .FRIDAY THROUGH MEMORIAL DAY...Partly cloudy. Highs in the upper 90s. Lows in the mid 70s. Heat index values up to 110. .MONDAY NIGHT...Partly cloudy with a chance of thunderstorms in the evening, then mostly cloudy with a chance of showers after midnight. Lows in the lower 70s. Chance of rain 40 percent. .TUESDAY...Partly sunny with a chance of showers. Highs around 90. Chance of rain 30 percent. $$ TXZ254-210400- Inland Willacy- Including the city of Raymondville 355 PM CDT Tue May 20 2025 .TONIGHT...Mostly cloudy. Lows in the upper 70s. East winds 5 to 10 mph. Heat index values up to 110 early this evening. .WEDNESDAY...Patchy fog in the morning. Mostly cloudy in the morning, then partly sunny with a chance of showers with a slight chance of thunderstorms in the afternoon. Humid with highs in the upper 80s. East winds 5 to 10 mph. Chance of rain 30 percent. .WEDNESDAY NIGHT...Mostly cloudy. Humid with lows in the mid 70s. Southeast winds 5 to 10 mph. .THURSDAY...Mostly sunny. Humid with highs in the lower 90s. East winds around 5 mph, increasing to around 10 mph with gusts up to 20 mph in the afternoon. .THURSDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Humid with lows in the mid 70s. Southeast winds 5 to 10 mph. .FRIDAY THROUGH MEMORIAL DAY...Partly cloudy. Highs in the mid 90s. Lows in the upper 70s. Heat index values up to 110. .MONDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers. Lows in the lower 70s. Chance of rain 30 percent. .TUESDAY...Partly sunny with a chance of showers. Highs in the upper 80s. Chance of rain 40 percent. $$ TXZ354-210400- Coastal Willacy- Including the city of Port Mansfield 355 PM CDT Tue May 20 2025 .TONIGHT...Mostly cloudy. Lows in the upper 70s. Southeast winds 5 to 10 mph. .WEDNESDAY...Patchy fog in the morning. Mostly cloudy in the morning, then partly sunny with a slight chance of thunderstorms in the afternoon. Humid with highs in the mid 80s. East winds 10 to 15 mph. Chance of precipitation 20 percent. .WEDNESDAY NIGHT...Cloudy with lows in the mid 70s. Southeast winds 5 to 10 mph. .THURSDAY...Partly sunny. Humid with highs in the upper 80s. Southeast winds 10 to 15 mph. .THURSDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Humid with lows in the mid 70s. Southeast winds 10 to 15 mph. .FRIDAY THROUGH SATURDAY...Partly cloudy. Highs around 90. Lows in the mid 70s. Heat index values up to 105. .SATURDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 70s. .SUNDAY...Mostly sunny. Highs in the lower 90s. Heat index values up to 110. .SUNDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 70s. .MEMORIAL DAY...Mostly sunny. Highs around 90. Heat index values up to 105. .MONDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the mid 70s. Chance of rain 30 percent. .TUESDAY...Mostly sunny with a chance of showers. Highs in the mid 80s. Chance of rain 40 percent. $$ TXZ248-210400- Zapata- Including the city of Zapata 355 PM CDT Tue May 20 2025 .TONIGHT...Partly cloudy. A slight chance of thunderstorms this evening. Lows in the upper 70s. East winds 5 to 10 mph. Chance of precipitation 20 percent. .WEDNESDAY...Partly sunny with a slight chance of thunderstorms. A chance of showers in the afternoon. Highs in the lower 90s. East winds 5 to 10 mph. Chance of rain 40 percent. .WEDNESDAY NIGHT...Mostly cloudy. A chance of thunderstorms in the evening. Lows in the mid 70s. Southeast winds 5 to 10 mph. Chance of precipitation 50 percent. .THURSDAY...Mostly sunny. Highs in the mid 90s. Southeast winds 5 to 10 mph. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 70s. Southeast winds 5 to 10 mph with gusts up to 20 mph. .FRIDAY...Mostly sunny. Highs in the mid 90s. .FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows in the mid 70s. Highs in the upper 90s. .SATURDAY NIGHT THROUGH SUNDAY NIGHT...Partly cloudy. Hot. Lows in the upper 70s. Highs around 100. Heat index values up to 105. .MEMORIAL DAY...Mostly sunny. A chance of showers in the afternoon. Highs in the upper 90s. Chance of rain 30 percent. .MONDAY NIGHT...Partly cloudy with a chance of thunderstorms in the evening, then mostly cloudy with a chance of showers after midnight. Lows in the lower 70s. Chance of rain 40 percent. .TUESDAY...A chance of showers in the morning. Mostly sunny. Highs around 90. Chance of rain 30 percent. $$ TXZ249-210400- Jim Hogg- Including the city of Hebbronville 355 PM CDT Tue May 20 2025 .TONIGHT...Partly cloudy this evening, then becoming mostly cloudy. Lows in the mid 70s. East winds 5 to 10 mph. .WEDNESDAY...Partly sunny. Patchy fog in the morning. A chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the lower 90s. East winds 5 to 10 mph. Chance of rain 40 percent. .WEDNESDAY NIGHT...Mostly cloudy. A chance of thunderstorms in the evening. Lows in the mid 70s. Southeast winds 5 to 10 mph. Chance of precipitation 40 percent. .THURSDAY...Mostly sunny. Highs in the mid 90s. Southeast winds 5 to 10 mph. .THURSDAY NIGHT...Partly cloudy. Lows in the lower 70s. Southeast winds 5 to 10 mph with gusts up to 20 mph. .FRIDAY THROUGH MEMORIAL DAY...Partly cloudy. Highs in the mid 90s. Lows in the mid 70s. Heat index values up to 105. .MONDAY NIGHT...Partly cloudy with a chance of thunderstorms in the evening, then mostly cloudy with a chance of showers after midnight. Lows in the lower 70s. Chance of rain 40 percent. .TUESDAY...A chance of showers in the morning. Partly sunny. Highs in the upper 80s. Chance of rain 30 percent. $$ TXZ250-210400- Brooks- Including the city of Falfurrias 355 PM CDT Tue May 20 2025 .TONIGHT...Mostly cloudy. Lows in the mid 70s. East winds 5 to 10 mph. Heat index values up to 108 early this evening. .WEDNESDAY...Partly sunny. A chance of showers with a slight chance of thunderstorms in the afternoon. Humid with highs in the lower 90s. East winds 5 to 10 mph. Chance of rain 40 percent. .WEDNESDAY NIGHT...Mostly cloudy. A chance of thunderstorms in the evening. Humid with lows in the mid 70s. Southeast winds 5 to 10 mph. Chance of precipitation 30 percent. .THURSDAY...Partly sunny. Highs in the mid 90s. East winds around 5 mph, becoming southeast with gusts up to 20 mph in the afternoon. .THURSDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Humid with lows in the mid 70s. Southeast winds 5 to 10 mph. .FRIDAY THROUGH MEMORIAL DAY...Partly cloudy. Highs in the upper 90s. Lows in the mid 70s. Heat index values up to 110. .MONDAY NIGHT...Partly cloudy with a chance of thunderstorms in the evening, then mostly cloudy with a chance of showers after midnight. Lows in the lower 70s. Chance of rain 40 percent. .TUESDAY...A chance of showers in the morning. Partly sunny. Highs around 90. Chance of rain 30 percent. $$ TXZ353-210400- Northern Hidalgo- Including the city of San Manuel 355 PM CDT Tue May 20 2025 .TONIGHT...Mostly cloudy. A slight chance of thunderstorms this evening. Lows in the upper 70s. East winds 5 to 10 mph. Chance of precipitation 20 percent. Heat index values up to 110 early this evening. .WEDNESDAY...Partly sunny in the morning, then mostly cloudy with a chance of showers with a slight chance of thunderstorms in the afternoon. Humid with highs in the lower 90s. East winds 5 to 10 mph. Chance of rain 30 percent. .WEDNESDAY NIGHT...Mostly cloudy. A chance of thunderstorms in the evening. Humid with lows in the mid 70s. Southeast winds 5 to 10 mph. Chance of precipitation 40 percent. .THURSDAY...Mostly sunny. Humid with highs in the mid 90s. East winds around 5 mph, increasing to around 10 mph with gusts up to 20 mph in the afternoon. Heat index values up to 106. .THURSDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Humid with lows in the mid 70s. Southeast winds 5 to 10 mph. .FRIDAY THROUGH MEMORIAL DAY...Partly cloudy. Highs in the upper 90s. Lows in the upper 70s. Heat index values up to 110. .MONDAY NIGHT...Partly cloudy with a chance of thunderstorms in the evening, then mostly cloudy with a chance of showers after midnight. Lows in the lower 70s. Chance of rain 30 percent. .TUESDAY...Partly sunny with a chance of showers. Highs around 90. Chance of rain 30 percent. $$ TXZ251-210400- Inland Kenedy- Including the city of Sarita 355 PM CDT Tue May 20 2025 .TONIGHT...Mostly cloudy. Lows in the mid 70s. East winds 5 to 10 mph. Heat index values up to 109 early this evening. .WEDNESDAY...Mostly cloudy in the morning, then partly sunny with a chance of showers with a slight chance of thunderstorms in the afternoon. Humid with highs in the upper 80s. East winds 5 to 10 mph. Chance of rain 30 percent. .WEDNESDAY NIGHT...Mostly cloudy. Humid with lows in the mid 70s. Southeast winds 5 to 10 mph. .THURSDAY...Partly sunny. Humid with highs in the lower 90s. Southeast winds around 5 mph, becoming east with gusts up to 20 mph in the afternoon. Heat index values up to 105. .THURSDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Humid with lows in the mid 70s. Southeast winds 5 to 10 mph. .FRIDAY THROUGH MEMORIAL DAY...Partly cloudy. Highs in the mid 90s. Lows in the mid 70s. Heat index values up to 110. .MONDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers. Lows in the lower 70s. Chance of rain 30 percent. .TUESDAY...Partly sunny with a chance of showers. Highs in the upper 80s. Chance of rain 40 percent. $$ TXZ351-210400- Coastal Kenedy- 355 PM CDT Tue May 20 2025 .TONIGHT...Mostly cloudy. Lows in the upper 70s. East winds 5 to 10 mph. .WEDNESDAY...Mostly cloudy. Patchy fog in the morning. A slight chance of showers in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. Humid with highs in the mid 80s. East winds 10 to 15 mph. Chance of rain 30 percent. .WEDNESDAY NIGHT...Cloudy with lows in the mid 70s. Southeast winds 5 to 10 mph. .THURSDAY...Partly sunny. Humid with highs in the upper 80s. Southeast winds 10 to 15 mph. .THURSDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Humid with lows in the mid 70s. Southeast winds 10 to 15 mph. .FRIDAY THROUGH MEMORIAL DAY...Partly cloudy. Highs around 90. Lows in the upper 70s. Heat index values up to 110. .MONDAY NIGHT AND TUESDAY...Mostly cloudy. A chance of showers. Lows in the lower 70s. Highs in the upper 80s. Chance of rain 40 percent. $$ TXZ454-210400- Willacy Island- 355 PM CDT Tue May 20 2025 .TONIGHT...Mostly cloudy. Lows in the upper 70s. Southeast winds 5 to 10 mph. .WEDNESDAY...Mostly cloudy. Patchy fog in the morning. A slight chance of thunderstorms in the afternoon. Humid. Near steady temperature around 80. East winds 10 to 15 mph. Chance of precipitation 20 percent. .WEDNESDAY NIGHT...Mostly cloudy. Humid. Near steady temperature in the upper 70s. Southeast winds 5 to 10 mph. .THURSDAY...Mostly cloudy in the morning, then becoming mostly sunny. Humid with highs in the mid 80s. Southeast winds 10 to 15 mph. .THURSDAY NIGHT...Mostly cloudy. Humid with lows in the upper 70s. Southeast winds 5 to 10 mph. .FRIDAY THROUGH SATURDAY...Partly cloudy. Highs in the mid 80s. Lows in the upper 70s. .SATURDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows around 80. .SUNDAY...Mostly sunny. Highs in the upper 80s. Heat index values up to 105. .SUNDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 70s. .MEMORIAL DAY...Mostly sunny. Highs in the mid 80s. .MONDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 70s. Chance of rain 30 percent. .TUESDAY...Mostly sunny with a chance of showers. Highs in the mid 80s. Chance of rain 30 percent. $$ TXZ451-210400- Kenedy Island- 355 PM CDT Tue May 20 2025 .TONIGHT...Mostly cloudy. Lows in the upper 70s. Southeast winds 5 to 10 mph. .WEDNESDAY...Patchy fog in the morning. Mostly cloudy with a 20 percent chance of thunderstorms. Humid. Near steady temperature around 80. East winds 10 to 15 mph. .WEDNESDAY NIGHT...Cloudy . Near steady temperature in the upper 70s. Southeast winds 5 to 10 mph. .THURSDAY...Partly sunny. Humid with highs in the mid 80s. Southeast winds 10 to 15 mph. .THURSDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Humid with lows in the upper 70s. Southeast winds 10 to 15 mph. .FRIDAY THROUGH MEMORIAL DAY...Partly cloudy. Highs in the upper 80s. Lows in the upper 70s. Heat index values up to 105. .MONDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the mid 70s. Chance of rain 40 percent. .TUESDAY...Mostly sunny with a chance of showers. Highs in the mid 80s. Chance of rain 40 percent. $$