Zone Forecast Product
Issued by NWS Brownsville, TX

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997
FPUS54 KBRO 130531
ZFPBRO

Zone Forecast Product for Texas
National Weather Service Brownsville TX
1230 AM CDT Wed Aug 13 2025

TXZ253-131300-
Southern Hidalgo-
Including the cities of McAllen, Edinburg, Pharr, Mission,
and Weslaco
1230 AM CDT Wed Aug 13 2025

.TODAY...Sunny. A slight chance of showers and thunderstorms this
afternoon. Hot with highs around 102. Southeast winds 10 to
15 mph. Chance of rain 20 percent. Heat index values up to 109.
.TONIGHT...Mostly clear. Humid with lows in the upper 70s.
Southeast winds 10 to 15 mph with gusts up to 25 mph. Heat index
values up to 106 early in the evening.
.THURSDAY...Sunny, hot with highs around 101. Southeast winds
10 to 15 mph with gusts up to 25 mph. Heat index values up to
109.
.THURSDAY NIGHT...Mostly clear. Humid with lows in the upper 70s.
Southeast winds 10 to 15 mph with gusts up to 25 mph. Heat index
values up to 106 early in the evening.
.FRIDAY...Mostly sunny. A chance of showers and thunderstorms in
the afternoon. Humid with highs in the mid 90s. Southeast winds
10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent.
Heat index values up to 107.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. Hot. Lows in the
upper 70s. Highs around 100. Heat index values up to 110.
.SATURDAY NIGHT THROUGH TUESDAY...Mostly clear. Hot. Lows in the
upper 70s. Highs around 100. Heat index values up to 110.

$$

TXZ255-131300-
Inland Cameron-
Including the cities of Brownsville and Harlingen
1230 AM CDT Wed Aug 13 2025

.TODAY...Sunny. A slight chance of showers and thunderstorms this
afternoon. Highs in the upper 90s. Southeast winds 10 to 15 mph.
Chance of rain 20 percent. Heat index values up to 110.
.TONIGHT...Mostly clear. Humid with lows in the upper 70s.
Southeast winds 10 to 15 mph with gusts up to 25 mph. Heat index
values up to 106 early in the evening.
.THURSDAY...Sunny with highs in the upper 90s. Southeast winds
10 to 15 mph with gusts up to 25 mph. Heat index values up to
110.
.THURSDAY NIGHT...Mostly clear. Humid with lows in the upper 70s.
Southeast winds 10 to 15 mph with gusts up to 25 mph. Heat index
values up to 105 early in the evening.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Humid with highs in the mid 90s. Southeast winds
10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent.
Heat index values up to 106.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. Lows around 80. Highs
in the upper 90s. Heat index values up to 110.
.SATURDAY NIGHT THROUGH TUESDAY...Mostly clear. Lows in the upper
70s. Highs in the upper 90s. Heat index values up to 110.

$$

TXZ355-131300-
Coastal Cameron-
Including the cities of Port Isabel and Laguna Vista
1230 AM CDT Wed Aug 13 2025

.TODAY...Sunny. Highs in the mid 90s. South winds 5 to 10 mph,
becoming southeast 10 to 15 mph this afternoon. Heat index values
up to 110.
.TONIGHT...Mostly clear. Humid with lows in the upper 70s. South
winds 10 to 15 mph. Heat index values up to 105 early in the
evening.
.THURSDAY...Sunny with highs in the mid 90s. South winds 5 to
10 mph, becoming southeast around 15 mph with gusts up to 25 mph
in the afternoon. Heat index values up to 110.
.THURSDAY NIGHT...Mostly clear. Humid with lows around 80.
Southeast winds 10 to 15 mph with gusts up to 25 mph. Heat index
values up to 105 early in the evening.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Humid with highs in the lower 90s. Southeast winds
10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent.
Heat index values up to 107.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. Lows around 80. Highs
in the lower 90s. Heat index values up to 110.
.SATURDAY NIGHT THROUGH TUESDAY...Mostly clear. Lows in the upper
70s. Highs in the lower 90s. Heat index values up to 110.

$$

TXZ455-131300-
Cameron Island-
Including the cities of South Padre Island and Boca Chica Beach
1230 AM CDT Wed Aug 13 2025

.TODAY...Sunny. Highs in the upper 80s. South winds 5 to 10 mph,
becoming southeast 10 to 15 mph this afternoon.
.TONIGHT...Mostly clear. Humid. Near steady temperature in the
lower 80s. South winds 10 to 15 mph.
.THURSDAY...Sunny with highs in the upper 80s. Southeast winds
10 to 15 mph.
.THURSDAY NIGHT...Mostly clear. Humid. Near steady temperature in
the mid 80s. Southeast winds 10 to 15 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Humid. Near steady temperature in the mid 80s.
Southeast winds 10 to 15 mph. Chance of rain 50 percent.
.FRIDAY NIGHT...Partly cloudy. A chance of showers and
thunderstorms after midnight. Near steady temperature in the mid
80s. Chance of rain 30 percent.
.SATURDAY...Mostly sunny. Near steady temperature in the mid 80s.
.SATURDAY NIGHT THROUGH TUESDAY...Mostly clear. Lows in the lower
80s. Highs in the upper 80s.

$$

TXZ252-131300-
Starr-
Including the cities of Rio Grande City and Roma
1230 AM CDT Wed Aug 13 2025

.TODAY...Sunny, hot with highs around 103. Southeast winds 5 to
10 mph. Heat index values up to 109.
.TONIGHT...Mostly clear. Lows in the upper 70s. Southeast winds
5 to 10 mph with gusts up to 25 mph. Heat index values up to
107 early in the evening.
.THURSDAY...Sunny, hot with highs around 103. Southeast winds
5 to 10 mph with gusts up to 25 mph.
.THURSDAY NIGHT...Mostly clear. Lows in the upper 70s. Southeast
winds 10 to 15 mph with gusts up to 25 mph. Heat index values up
to 107 early in the evening.
.FRIDAY...Mostly sunny. A chance of showers and thunderstorms in
the afternoon. Highs in the upper 90s. Southeast winds 5 to
10 mph with gusts up to 25 mph. Chance of rain 40 percent. Heat
index values up to 106.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. Hot. Lows in the
upper 70s. Highs around 100. Heat index values up to 110.
.SATURDAY NIGHT THROUGH TUESDAY...Mostly clear. Hot. Lows in the
upper 70s. Highs around 100. Heat index values up to 110.

$$

TXZ254-131300-
Inland Willacy-
Including the city of Raymondville
1230 AM CDT Wed Aug 13 2025

.TODAY...Sunny. A slight chance of showers and thunderstorms this
afternoon. Hot with highs around 100. Southeast winds 10 to
15 mph. Chance of rain 20 percent. Heat index values up to 111.
.TONIGHT...Mostly clear. Humid with lows in the upper 70s.
Southeast winds 10 to 15 mph with gusts up to 25 mph. Heat index
values up to 107 early in the evening.
.THURSDAY...Sunny, hot with highs around 100. Southeast winds
10 to 15 mph with gusts up to 25 mph. Heat index values up to
111.
.THURSDAY NIGHT...Mostly clear. Humid with lows in the upper 70s.
Southeast winds 10 to 15 mph with gusts up to 25 mph. Heat index
values up to 107 early in the evening.
.FRIDAY...Mostly sunny with a chance of showers. A chance of
thunderstorms in the afternoon. Humid with highs in the mid 90s.
Southeast winds 10 to 15 mph with gusts up to 25 mph. Chance of
rain 50 percent. Heat index values up to 107.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. Lows in the upper
70s. Highs in the upper 90s. Heat index values up to 110.
.SATURDAY NIGHT THROUGH TUESDAY...Mostly clear. Lows in the upper
70s. Highs in the upper 90s. Heat index values up to 110.

$$

TXZ354-131300-
Coastal Willacy-
Including the city of Port Mansfield
1230 AM CDT Wed Aug 13 2025

.TODAY...Sunny. A slight chance of showers and thunderstorms this
afternoon. Highs in the mid 90s. South winds around 5 mph,
increasing to southeast 10 to 15 mph this afternoon. Chance of
rain 20 percent. Heat index values up to 112.
.TONIGHT...Mostly clear. Humid with lows in the upper 70s. South
winds 10 to 15 mph. Heat index values up to 105 early in the
evening.
.THURSDAY...Sunny with highs in the mid 90s. South winds 5 to
10 mph, increasing to southeast 15 to 20 mph in the afternoon.
Heat index values up to 112.
.THURSDAY NIGHT...Mostly clear. Humid with lows in the upper 70s.
Southeast winds 15 to 20 mph, diminishing to 5 to 10 mph after
midnight. Heat index values up to 106 early in the evening.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Humid with highs in the lower 90s. Southeast winds
15 to 20 mph. Chance of rain 40 percent. Heat index values up to
108.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. Lows in the upper
70s. Highs in the mid 90s. Heat index values up to 115.
.SATURDAY NIGHT THROUGH TUESDAY...Mostly clear. Lows in the upper
70s. Highs in the mid 90s. Heat index values up to 110.

$$

TXZ248-131300-
Zapata-
Including the city of Zapata
1230 AM CDT Wed Aug 13 2025

.TODAY...Sunny, hot with highs around 103. Southeast winds 5 to
10 mph.
.TONIGHT...Mostly clear. Lows in the upper 70s. Southeast winds
10 to 15 mph with gusts up to 25 mph.
.THURSDAY...Sunny, hot with highs around 104. Southeast winds
5 to 10 mph with gusts up to 20 mph.
.THURSDAY NIGHT...Mostly clear. Lows in the upper 70s. Southeast
winds 10 to 15 mph with gusts up to 25 mph. Heat index values up
to 105 early in the evening.
.FRIDAY...Sunny, hot with highs around 100. Southeast winds 10 to
15 mph.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. Hot. Lows in the
upper 70s. Highs around 100. Heat index values up to 105.
.SATURDAY NIGHT THROUGH TUESDAY...Mostly clear. Hot. Lows in the
upper 70s. Highs around 100. Heat index values up to 105.

$$

TXZ249-131300-
Jim Hogg-
Including the city of Hebbronville
1230 AM CDT Wed Aug 13 2025

.TODAY...Sunny, hot with highs around 102. Southeast winds 5 to
10 mph.
.TONIGHT...Mostly clear. Lows in the mid 70s. Southeast winds
10 to 15 mph with gusts up to 25 mph.
.THURSDAY...Sunny, hot with highs around 102. Southeast winds
10 to 15 mph.
.THURSDAY NIGHT...Mostly clear. Lows in the mid 70s. Southeast
winds 10 to 15 mph with gusts up to 25 mph.
.FRIDAY...Mostly sunny. A chance of showers and thunderstorms in
the afternoon. Highs in the upper 90s. Southeast winds 10 to
15 mph. Chance of rain 40 percent.
.FRIDAY NIGHT...Partly cloudy. Lows in the mid 70s.
.SATURDAY...Mostly sunny. A chance of showers in the afternoon.
Hot with highs around 100. Chance of rain 30 percent. Heat index
values up to 105.
.SATURDAY NIGHT...Partly cloudy. Lows in the mid 70s.
.SUNDAY THROUGH TUESDAY...Mostly clear. Hot. Highs around 100.
Lows in the mid 70s.

$$

TXZ250-131300-
Brooks-
Including the city of Falfurrias
1230 AM CDT Wed Aug 13 2025

.TODAY...Sunny. A slight chance of showers and thunderstorms this
afternoon. Hot with highs around 102. Southeast winds 5 to
10 mph. Chance of rain 20 percent. Heat index values up to 107.
.TONIGHT...Mostly clear. Humid with lows in the mid 70s.
Southeast winds 10 to 15 mph with gusts up to 25 mph. Heat index
values up to 106 early in the evening.
.THURSDAY...Sunny, hot with highs around 102. Southeast winds
10 to 15 mph with gusts up to 25 mph. Heat index values up to
109.
.THURSDAY NIGHT...Mostly clear. Humid with lows in the mid 70s.
Southeast winds 10 to 15 mph with gusts up to 25 mph. Heat index
values up to 106 early in the evening.
.FRIDAY...Mostly sunny. A chance of showers and thunderstorms in
the afternoon. Humid with highs in the upper 90s. Southeast winds
10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent.
Heat index values up to 106.
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 70s.
.SATURDAY...Mostly sunny. A chance of showers and thunderstorms
in the afternoon. Hot with highs around 100. Chance of rain
40 percent. Heat index values up to 110.
.SATURDAY NIGHT...Partly cloudy in the evening, then becoming
mostly clear. Lows in the mid 70s. Heat index values up to
105 early in the evening.
.SUNDAY THROUGH TUESDAY...Mostly clear. Hot. Highs around 100.
Lows in the mid 70s. Heat index values up to 105.

$$

TXZ353-131300-
Northern Hidalgo-
Including the city of San Manuel
1230 AM CDT Wed Aug 13 2025

.TODAY...Sunny. A slight chance of showers and thunderstorms this
afternoon. Hot with highs around 103. Southeast winds around
5 mph, increasing to 10 to 15 mph this afternoon. Chance of rain
20 percent. Heat index values up to 108.
.TONIGHT...Mostly clear. Humid with lows in the mid 70s.
Southeast winds 10 to 15 mph with gusts up to 25 mph. Heat index
values up to 107 early in the evening.
.THURSDAY...Sunny, hot with highs around 103. Southeast winds
10 to 15 mph with gusts up to 25 mph. Heat index values up to
109.
.THURSDAY NIGHT...Mostly clear. Humid with lows in the upper 70s.
Southeast winds 10 to 15 mph with gusts up to 25 mph. Heat index
values up to 106 early in the evening.
.FRIDAY...Mostly sunny. A chance of showers and thunderstorms in
the afternoon. Humid with highs in the upper 90s. Southeast winds
10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent.
Heat index values up to 106.
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 70s.
.SATURDAY...Mostly sunny. A chance of showers and thunderstorms
in the afternoon. Hot with highs around 100. Chance of rain
40 percent. Heat index values up to 110.
.SATURDAY NIGHT THROUGH TUESDAY...Mostly clear. Hot. Lows in the
mid 70s. Highs around 100. Heat index values up to 110.

$$

TXZ251-131300-
Inland Kenedy-
Including the city of Sarita
1230 AM CDT Wed Aug 13 2025

.TODAY...Sunny. A slight chance of showers and thunderstorms this
afternoon. Hot with highs around 100. South winds around 5 mph,
increasing to southeast 10 to 15 mph this afternoon. Chance of
rain 20 percent. Heat index values up to 112.
.TONIGHT...Mostly clear. Humid with lows in the mid 70s.
Southeast winds 10 to 15 mph, becoming south around 5 mph after
midnight. Heat index values up to 107 early in the evening.
.THURSDAY...Sunny with highs in the upper 90s. Southeast winds
10 to 15 mph with gusts up to 25 mph. Heat index values up to
112.
.THURSDAY NIGHT...Mostly clear. Humid with lows in the mid 70s.
Southeast winds 10 to 15 mph with gusts up to 25 mph. Heat index
values up to 108 early in the evening.
.FRIDAY...Mostly sunny with a chance of showers. A chance of
thunderstorms in the afternoon. Humid with highs in the mid 90s.
Southeast winds 5 to 10 mph, increasing to around 15 mph in the
afternoon. Chance of rain 50 percent. Heat index values up to
108.
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 70s.
.SATURDAY...Mostly sunny with a chance of showers. A chance of
thunderstorms in the afternoon. Highs in the upper 90s. Chance of
rain 40 percent. Heat index values up to 115.
.SATURDAY NIGHT THROUGH TUESDAY...Mostly clear. Lows in the mid
70s. Highs in the upper 90s. Heat index values up to 110.

$$

TXZ351-131300-
Coastal Kenedy-
1230 AM CDT Wed Aug 13 2025

.TODAY...Sunny. Highs in the mid 90s. South winds around 5 mph,
increasing to southeast 10 to 15 mph this afternoon. Heat index
values up to 113.
.TONIGHT...Mostly clear. Humid with lows in the upper 70s. South
winds 10 to 15 mph. Heat index values up to 105 early in the
evening.
.THURSDAY...Sunny with highs in the mid 90s. South winds 5 to
10 mph, increasing to southeast 15 to 20 mph in the afternoon.
Heat index values up to 113.
.THURSDAY NIGHT...Mostly clear. Humid with lows in the upper 70s.
Southeast winds 10 to 15 mph with gusts up to 25 mph. Heat index
values up to 106 early in the evening.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Humid with highs in the lower 90s. Temperature
falling into the upper 80s in the afternoon. Southeast winds 5 to
10 mph, increasing to around 15 mph in the afternoon. Chance of
rain 40 percent. Heat index values up to 108.
.FRIDAY NIGHT...Partly cloudy. A chance of showers after
midnight. Lows in the upper 70s. Chance of rain 40 percent.
.SATURDAY...A chance of showers in the morning. Mostly sunny.
Highs in the mid 90s. Chance of rain 30 percent. Heat index
values up to 115.
.SATURDAY NIGHT...Partly cloudy in the evening, then becoming
mostly clear. Lows in the upper 70s. Heat index values up to
105 early in the evening.
.SUNDAY THROUGH TUESDAY...Mostly clear. Highs in the mid 90s.
Lows in the upper 70s. Heat index values up to 110.

$$

TXZ454-131300-
Willacy Island-
1230 AM CDT Wed Aug 13 2025

.TODAY...Sunny. Highs in the lower 90s. South winds 5 to 10 mph,
becoming southeast 10 to 15 mph this afternoon. Heat index values
up to 109.
.TONIGHT...Mostly clear. Humid with lows in the lower 80s. South
winds 10 to 15 mph. Heat index values up to 106 early.
.THURSDAY...Sunny with highs in the lower 90s. Southeast winds
10 to 15 mph. Heat index values up to 110.
.THURSDAY NIGHT...Mostly clear. Humid with lows in the lower 80s.
Southeast winds 10 to 15 mph with gusts up to 25 mph. Heat index
values up to 106 early.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Humid with highs in the lower 90s. Southeast winds
10 to 15 mph. Chance of rain 40 percent. Heat index values up to
107.
.FRIDAY NIGHT...Partly cloudy. A chance of showers and
thunderstorms after midnight. Lows in the lower 80s. Chance of
rain 30 percent.
.SATURDAY...Mostly sunny. Highs in the lower 90s. Heat index
values up to 110.
.SATURDAY NIGHT THROUGH TUESDAY...Mostly clear. Lows in the lower
80s. Highs in the lower 90s. Heat index values up to 110.

$$

TXZ451-131300-
Kenedy Island-
1230 AM CDT Wed Aug 13 2025

.TODAY...Sunny. Highs around 90. South winds 5 to 10 mph,
becoming southeast 10 to 15 mph this afternoon. Heat index values
up to 110.
.TONIGHT...Mostly clear. Humid with lows in the lower 80s. South
winds 10 to 15 mph. Heat index values up to 106 early.
.THURSDAY...Sunny with highs in the lower 90s. South winds around
10 mph, becoming southeast 15 to 20 mph in the afternoon. Heat
index values up to 110.
.THURSDAY NIGHT...Mostly clear. Humid with lows in the lower 80s.
Southeast winds 15 to 20 mph. Heat index values up to 106 early.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Humid with highs around 90. Southeast winds 10 to
15 mph with gusts up to 25 mph. Chance of rain 40 percent. Heat
index values up to 107.
.FRIDAY NIGHT...Partly cloudy. A chance of showers after
midnight. Lows in the lower 80s. Chance of rain 40 percent.
.SATURDAY...A chance of showers in the morning. Mostly sunny.
Highs around 90. Chance of rain 30 percent. Heat index values up
to 110.
.SATURDAY NIGHT...Partly cloudy in the evening, then becoming
mostly clear. Lows in the lower 80s. Heat index values up to
105 early.
.SUNDAY THROUGH TUESDAY...Mostly clear. Highs around 90. Lows in
the lower 80s. Heat index values up to 110.

$$